Update commands bc, egrep, expr, iostat, mail, ps, su, vmstat, wall, write.

Catch all warnings.

.gitignore

@@ -26,3 +26,4 @@
 *.img
 
 Makefile.user
+TODO

Makefile

@@ -34,8 +34,9 @@ CONFIG       = $(TOPSRC)/tools/configsys/config
 
 all:
 		$(MAKE) -C tools
+		$(MAKE) -C src
 		$(MAKE) -C lib
-		$(MAKE) -C src install
+		$(MAKE) -C install
 		$(MAKE) kernel
 		$(MAKE) fs
 

README.md

@@ -36,7 +36,7 @@ Berkeley YACC, GNU bison, flex, groff, ELF library and FUSE library.
 Under Ubuntu, for example, you can do it by command:
 
 ```shell
-$ sudo apt-get install bison byacc flex groff-base libelf-dev libfuse-dev
+$ sudo apt-get install bison byacc flex groff-base libelf-dev
 ```
 
 You can change a desired filesystem size and swap area size, as required.

cross.mk

@@ -23,9 +23,13 @@ LDFLAGS		=
 LIBS		=
 
 # Add system include path
-ifeq (,$(wildcard /usr/include/i386-linux-gnu))
-    CFLAGS      += -I/usr/include
+ifeq (/usr/include/x86_64-linux-gnu,$(wildcard /usr/include/x86_64-linux-gnu))
+    CFLAGS      += -I/usr/include/x86_64-linux-gnu
 else
+ifeq (/usr/include/i386-linux-gnu,$(wildcard /usr/include/i386-linux-gnu))
     CFLAGS      += -I/usr/include/i386-linux-gnu
+else
+    CFLAGS      += -I/usr/include
+endif
 endif
 CFLAGS		+= -I$(TOPSRC)/include

include/curses.h

@@ -84,17 +84,17 @@ extern WINDOW   *stdscr, *curscr;
 int __void__;
 #define VOID(x)     (__void__ = (int) (x))
 #else
-#define VOID(x)     (x)
+#define VOID(x)     ((void)(x))
 #endif
 
 /*
  * psuedo functions for standard screen
  */
 #define addch(ch)   VOID(waddch(stdscr, ch))
-#define getch()     VOID(wgetch(stdscr))
+#define getch()     wgetch(stdscr)
 #define addstr(str) VOID(waddstr(stdscr, str))
 #define getstr(str) VOID(wgetstr(stdscr, str))
-#define move(y, x)  VOID(wmove(stdscr, y, x))
+#define move(y, x)  wmove(stdscr, y, x)
 #define clear()     VOID(wclear(stdscr))
 #define erase()     VOID(werase(stdscr))
 #define clrtobot()  VOID(wclrtobot(stdscr))
@@ -111,7 +111,7 @@ int __void__;
 /*
  * mv functions
  */
-#define mvwaddch(win,y,x,ch)    VOID(wmove(win,y,x)==ERR?ERR:waddch(win,ch))
+#define mvwaddch(win,y,x,ch)    (wmove(win,y,x) == ERR ? ERR : waddch(win,ch))
 #define mvwgetch(win,y,x)       VOID(wmove(win,y,x)==ERR?ERR:wgetch(win))
 #define mvwaddstr(win,y,x,str)  VOID(wmove(win,y,x)==ERR?ERR:waddstr(win,str))
 #define mvwgetstr(win,y,x,str)  VOID(wmove(win,y,x)==ERR?ERR:wgetstr(win,str))

include/grp.h

@@ -13,3 +13,5 @@ struct group *getgrgid(gid_t gid);
 void setgrent(void);
 void endgrent(void);
 int setgroups(size_t size, const gid_t *list);
+int getgrouplist(char *uname, gid_t agroup, gid_t *groups, int *grpcnt);
+int initgroups(char *uname, int agroup);

include/inttypes.h

@@ -0,0 +1,2 @@
+#include <stdint.h>
+#include <stddef.h>

include/regex.h

@@ -0,0 +1,7 @@
+#ifndef _REGEX_H
+#define _REGEX_H
+
+char *re_comp(const char *regex);
+int re_exec(const char *string);
+
+#endif

include/stdbool.h

@@ -0,0 +1,37 @@
+/*
+ * Copyright (c) 2000 Jeroen Ruigrok van der Werven <asmodai@FreeBSD.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+#ifndef __bool_true_false_are_defined
+#define	__bool_true_false_are_defined	1
+
+#ifndef __cplusplus
+
+#define	false	0
+#define	true	1
+
+#define	bool	_Bool
+
+#endif /* !__cplusplus */
+#endif /* __bool_true_false_are_defined */

include/stdint.h

@@ -5,9 +5,26 @@
 typedef signed char         int8_t;
 typedef short int           int16_t;
 typedef int                 int32_t;
+typedef long long           int64_t;
 
 typedef unsigned char       uint8_t;
 typedef unsigned short int  uint16_t;
 typedef unsigned int        uint32_t;
+typedef unsigned long long  uint64_t;
+
+#define INT8_C(x)	x
+#define UINT8_C(x)	x##U
+
+#define INT16_C(x)	x
+#define UINT16_C(x)	x##U
+
+#define INT32_C(x)	x
+#define UINT32_C(x)     x##U
+
+#define INT64_C(x)	x##LL
+#define UINT64_C(x)     x##ULL
+
+#define INTMAX_C(x)	x##LL
+#define UINTMAX_C(x)	x##ULL
 
 #endif

include/stdio.h

@@ -65,17 +65,11 @@ typedef unsigned size_t;
         _flsbuf((unsigned char)(x), p)))
 #endif /* not lint */
 
-#define getchar()   getc(stdin)
-#define putchar(x)  putc(x,stdout)
-#define feof(p)     (((p)->_flag&_IOEOF)!=0)
-#define ferror(p)   (((p)->_flag&_IOERR)!=0)
-#define fileno(p)   ((p)->_file)
-#define clearerr(p) ((p)->_flag &= ~(_IOERR|_IOEOF))
-
 FILE    *fopen (const char *, const char *);
 FILE    *fdopen (int, const char *);
 FILE    *freopen (const char *, const char *, FILE *);
 FILE    *popen (const char *, const char *);
+int     pclose(FILE *stream);
 FILE    *tmpfile (void);
 int     fclose (FILE *);
 long    ftell (FILE *);
@@ -83,6 +77,7 @@ int     fflush (FILE *);
 int     fgetc (FILE *);
 int     ungetc (int, FILE *);
 int     fputc (int, FILE *);
+int     putchar (int);
 int     fputs (const char *, FILE *);
 int     puts (const char *);
 char    *fgets (char *, int, FILE *);
@@ -95,6 +90,7 @@ void    setbuffer (FILE *, char *, size_t);
 void    setlinebuf (FILE *);
 int     setvbuf (FILE *, char *, int, size_t);
 int     fseek (FILE *, long, int);
+int     rename(const char *, const char *);
 void    rewind (FILE *);
 int     remove (const char *);
 int     getw(FILE *stream);
@@ -112,6 +108,13 @@ int     fscanf (FILE *, const char *, ...);
 int     scanf (const char *, ...);
 int     sscanf (const char *, const char *, ...);
 
+#define getchar()   getc(stdin)
+#define putchar(x)  putc(x,stdout)
+#define feof(p)     (((p)->_flag&_IOEOF)!=0)
+#define ferror(p)   (((p)->_flag&_IOERR)!=0)
+#define fileno(p)   ((p)->_file)
+#define clearerr(p) ((p)->_flag &= ~(_IOERR|_IOEOF))
+
 #ifndef _VA_LIST_
 # ifdef __GNUC__
 #  define va_list   __builtin_va_list   /* For Gnu C */

include/stdlib.h

@@ -57,49 +57,49 @@
 typedef unsigned size_t;
 #endif
 
-void    abort (void);
-int     abs (int);
-int     atexit (void (*)(void));
-int     atoi (const char *);
-long    atol (const char *);
-void    *calloc (size_t, size_t);
-void    exit (int);
-void    free (void *);
-char    *getenv (const char *);
-long    labs (long);
-void    *malloc (size_t);
-char    *mktemp (char *);
-int     mkstemp (char *);
-void    qsort (void *, size_t, size_t, int (*)(const void *, const void *));
-int     rand (void);
-void    *realloc (void*, size_t);
-void    srand (unsigned);
-long    strtol (const char *, char **, int);
-unsigned long strtoul (const char *, char **, int);
-int     system (const char *);
+void    abort(void);
+int     abs(int);
+int     atexit(void (*)(void));
+int     atoi(const char *);
+long    atol(const char *);
+void    *calloc(size_t, size_t);
+void    exit(int);
+void    free(void *);
+char    *getenv(const char *);
+long    labs(long);
+void    *malloc(size_t);
+char    *mktemp(char *);
+int     mkstemp(char *);
+void    qsort(void *, size_t, size_t, int (*)(const void *, const void *));
+int     rand(void);
+void    *realloc(void*, size_t);
+void    srand(unsigned);
+long    strtol(const char *, char **, int);
+unsigned long strtoul(const char *, char **, int);
+int     system(const char *);
 
-int     putenv (char *string);
-int     setenv (const char *name, const char *value, int overwrite);
-int     unsetenv (const char *name);
-char    *_findenv (const char *name, int *offset);
+int     putenv(char *string);
+int     setenv(const char *name, const char *value, int overwrite);
+int     unsetenv(const char *name);
+char    *_findenv(const char *name, int *offset);
 
-void    *alloca (size_t size);
+void    *alloca(size_t size);
 
-int     daemon (int, int);
-char    *devname (int dev, int type);
-int     getloadavg (unsigned loadavg[], int nelem);
+int     daemon(int, int);
+char    *devname(int dev, int type);
+int     getloadavg(unsigned loadavg[], int nelem);
 
 extern char *suboptarg;                 /* getsubopt(3) external variable */
-int     getsubopt (char **, char **, char **);
+int     getsubopt(char **, char **, char **);
 
-long    random (void);
-char    *setstate (char *);
-void    srandom (unsigned);
+long    random(void);
+char    *setstate(char *);
+void    srandom(unsigned);
 
-double  atof (const char *);
-double  strtod (const char *, char **);
-char    *ecvt (double, int, int *, int *);
-char    *fcvt (double, int, int *, int *);
-char    *gcvt (double, int, char *);
+double  atof(const char *);
+double  strtod(const char *, char **);
+char    *ecvt(double, int, int *, int *);
+char    *fcvt(double, int, int *, int *);
+char    *gcvt(double, int, char *);
 
 #endif /* _STDLIB_H_ */

include/strings.h

@@ -37,7 +37,7 @@ typedef unsigned size_t;
 
 int      bcmp(const void *, const void *, size_t);
 void     bcopy(const void *, void *, size_t);
-void     bzero(void *, unsigned long);
+void     bzero(void *, unsigned int);
 int      ffs(int);
 char    *index(const char *, int);
 char    *rindex(const char *, int);

include/term.h

@@ -6,6 +6,6 @@ extern int tgetnum(char *);
 extern int tgetflag(char *);
 extern char *tgetstr(char *, char **);
 extern char *tgoto(char *, int, int);
-extern int tputs(register char *, int, int (*)());
+extern int tputs(register char *, int, int (*)(int));
 
 #endif

include/unistd.h

@@ -57,14 +57,16 @@
 #define X_OK            1       /* Test for execute permission.  */
 #define F_OK            0       /* Test for existence.  */
 
-void    _exit (int);
+void    _exit(int);
 int     access();
 unsigned int alarm();
 pid_t   fork();
+pid_t   setsid(void);
 gid_t   getegid();
 uid_t   geteuid();
 gid_t   getgid();
 char    *getlogin();
+int     setlogin(const char *name);
 pid_t   getpgrp();
 pid_t   getpid();
 pid_t   getppid();
@@ -73,12 +75,12 @@ off_t   lseek();
 ssize_t read();
 unsigned int    sleep();
 char    *ttyname();
-ssize_t write (int fd, const void *buf, size_t count);
-int     truncate (const char *path, off_t length);
-int     ftruncate (int fd, off_t length);
+ssize_t write(int fd, const void *buf, size_t count);
+int     truncate(const char *path, off_t length);
+int     ftruncate(int fd, off_t length);
 
-void    *brk (const void *addr);
-int     _brk (const void *addr);
+void    *brk(const void *addr);
+int     _brk(const void *addr);
 char    *crypt();
 void    endusershell();
 long    gethostid();
@@ -88,60 +90,74 @@ char    *getwd();
 void    psignal();
 extern  char    *sys_siglist[];
 char    *re_comp();
-void    *sbrk (int incr);
+void    *sbrk(int incr);
 int     sethostid();
 void    setusershell();
-void    sync();
+void    sync(void);
 unsigned int    ualarm();
 void    usleep();
-int     pause (void);
+int     pause(void);
 pid_t   vfork();
 
-int     pipe (int pipefd[2]);
-int     close (int fd);
-int     dup (int oldfd);
-int     dup2 (int oldfd, int newfd);
-int     unlink (const char *pathname);
-int     link (const char *oldpath, const char *newpath);
-ssize_t readlink (const char *path, char *buf, size_t bufsiz);
-int     chown (const char *path, uid_t owner, gid_t group);
-int     nice (int inc);
-int     setuid (uid_t uid);
-int     setgid (gid_t gid);
-int     seteuid (uid_t euid);
-int     setegid (gid_t egid);
-int     setreuid (uid_t ruid, uid_t euid);
-int     setregid (gid_t rgid, gid_t egid);
-int     isatty (int fd);
-int     chdir (const char *path);
-int     fchdir (int fd);
-int     chflags (const char *path, u_long flags);
-int     fchflags (int fd, u_long flags);
-int     getgroups (int size, gid_t list[]);
-int     getdtablesize (void);
-int     rmdir (const char *pathname);
+int     pipe(int pipefd[2]);
+int     close(int fd);
+int     dup(int oldfd);
+int     dup2(int oldfd, int newfd);
+int     unlink(const char *pathname);
+int     link(const char *oldpath, const char *newpath);
+ssize_t readlink(const char *path, char *buf, size_t bufsiz);
+int     chown(const char *path, uid_t owner, gid_t group);
+int     fchown(int fd, uid_t owner, gid_t group);
+int     nice(int inc);
+int     setuid(uid_t uid);
+int     setgid(gid_t gid);
+int     seteuid(uid_t euid);
+int     setegid(gid_t egid);
+int     setreuid(uid_t ruid, uid_t euid);
+int     setregid(gid_t rgid, gid_t egid);
+int     setpgrp(void);
+int     isatty(int fd);
+int     chdir(const char *path);
+int     fchdir(int fd);
+int     chflags(const char *path, u_long flags);
+int     fchflags(int fd, u_long flags);
+int     getgroups(int size, gid_t list[]);
+int     getdtablesize(void);
+int     rmdir(const char *pathname);
 
 struct stat;
-int     stat (const char *path, struct stat *buf);
-int     fstat (int fd, struct stat *buf);
-int     lstat (const char *path, struct stat *buf);
+int     stat(const char *path, struct stat *buf);
+int     fstat(int fd, struct stat *buf);
+int     lstat(const char *path, struct stat *buf);
 
-int     execl (const char *path, const char *arg0, ... /* NULL */);
-int     execle (const char *path, const char *arg0, ... /* NULL, char *envp[] */);
-int     execlp (const char *file, const char *arg0, ... /* NULL */);
+int     execl(const char *path, const char *arg0, ... /* NULL */);
+int     execle(const char *path, const char *arg0, ... /* NULL, char *envp[] */);
+int     execlp(const char *file, const char *arg0, ... /* NULL */);
 
-int     execv (const char *path, char *const argv[]);
-int     execve (const char *path, char *const arg0[], char *const envp[]);
-int     execvp (const char *file, char *const argv[]);
+int     execv(const char *path, char *const argv[]);
+int     execve(const char *path, char *const arg0[], char *const envp[]);
+int     execvp(const char *file, char *const argv[]);
 
 extern  char    **environ;              /* Environment, from crt0. */
 extern  const char *__progname;         /* Program name, from crt0. */
 
-int     getopt (int argc, char * const argv[], const char *optstring);
+int     getopt(int argc, char * const argv[], const char *optstring);
 
 extern  char    *optarg;                /* getopt(3) external variables */
 extern  int     opterr, optind, optopt;
 
+int     gethostname(char *name, int namelen);
+int     sethostname(char *name, int namelen);
+
+int     chroot(const char *path);
+int     fsync(int fd);
+int     getpagesize(void);
+int     symlink(const char *target, const char *linkpath);
+int     vhangup(void);
+int     mknod(const char *, mode_t, dev_t);
+int     reboot(int howto);
+int     ttyslot(void);
+
 #ifndef _VA_LIST_
 # ifdef __GNUC__
 #  define va_list   __builtin_va_list   /* For Gnu C */
@@ -151,14 +167,14 @@ extern  int     opterr, optind, optopt;
 # endif
 #endif
 
-void    err (int eval, const char *fmt, ...);
-void    errx (int eval, const char *fmt, ...);
-void    warn (const char *fmt, ...);
-void    warnx (const char *fmt, ...);
-void    verr (int eval, const char *fmt, va_list ap);
-void    verrx (int eval, const char *fmt, va_list ap);
-void    vwarn (const char *fmt, va_list ap);
-void    vwarnx (const char *fmt, va_list ap);
+void    err(int eval, const char *fmt, ...);
+void    errx(int eval, const char *fmt, ...);
+void    warn(const char *fmt, ...);
+void    warnx(const char *fmt, ...);
+void    verr(int eval, const char *fmt, va_list ap);
+void    verrx(int eval, const char *fmt, va_list ap);
+void    vwarn(const char *fmt, va_list ap);
+void    vwarnx(const char *fmt, va_list ap);
 
 #ifndef _VA_LIST_
 # undef va_list

include/utmp.h

@@ -25,3 +25,5 @@ struct utmp {
     char    ut_host[UT_HOSTSIZE];
     long    ut_time;
 };
+
+void login(struct utmp *ut);

include/vmf.h

@@ -48,8 +48,8 @@ struct  vseg {                  /* structure of a segment in memory */
 /* masks for s_flags */
 #define S_DIRTY     01          /* segment has been modified */
 
-long    nswaps;                 /* number of swaps */
-long    nmapsegs;               /* number of mapseg calls */
+extern long    nswaps;          /* number of swaps */
+extern long    nmapsegs;        /* number of mapseg calls */
 
 int vminit(), vmopen();
 struct  vseg    *vmmapseg();

lib/startup/Makefile

@@ -9,7 +9,7 @@ TOPSRC          = $(shell cd ../..; pwd)
 include $(TOPSRC)/target.mk
 vpath %.c $(TOPSRC)/src/startup-mips
 
-CFLAGS          = -Os -B$(TOPSRC)/lib/ -Wa,-x $(DEFS)
+CFLAGS          = -Os -B$(TOPSRC)/lib/ -fno-integrated-as -Xassembler -x $(DEFS)
 
 OBJS		= ../crt0.o
 

src/cmd/Makefile

@@ -24,7 +24,7 @@ SUBDIR         += chown chroot disktool fsck getty init \
                   mkfs mknod mkpasswd mount pstat \
                   reboot shutdown umount update vipw virus
 
-# TODO: ccom lex m4 yacc reloc sre pforth
+# TODO: ccom lex m4 reloc sre pforth
 
 # Shell scripts that need only be installed and are never removed.
 #
@@ -73,7 +73,8 @@ FRC:
 
 # $(STD) $(SETUID) $(KMEM) $(OPERATOR) $(TTY) strip
 %: %.c
-		$(CC) $(CFLAGS) $(LDFLAGS) -o $@.elf $< $(LIBS)
+		$(CC) $(CFLAGS) -c $<
+		$(LD) $(LDFLAGS) -o $@.elf $@.o $(LIBS)
 		$(OBJDUMP) -S $@.elf > $@.dis
 		$(SIZE) $@.elf
 		$(ELF2AOUT) $@.elf $@ && /bin/rm $@.elf

src/cmd/adb/Makefile

@@ -12,7 +12,7 @@ CFLAGS		+= -DNUM_SYMS_CACHE=50 -Wall -Werror
 all:            adb
 
 adb:            $(OBJS)
-		${CC} ${LDFLAGS} -o adb.elf $(OBJS) ${LIBS}
+		${LD} ${LDFLAGS} -o adb.elf $(OBJS) ${LIBS}
 		${OBJDUMP} -S adb.elf > adb.dis
 		${SIZE} adb.elf
 		${ELF2AOUT} adb.elf $@ && rm adb.elf

src/cmd/adb/defs.h

@@ -152,68 +152,68 @@ typedef struct reglist REGLIST;
 #define leng(a)         ((long)((unsigned)(a)))
 #define shorten(a)      ((long)a)
 
-struct sgttyb adbtty, usrtty;
-jmp_buf erradb;
-sig_t sigint, sigqit;
+extern struct sgttyb adbtty, usrtty;
+extern jmp_buf erradb;
+extern sig_t sigint, sigqit;
 
-MAP     txtmap;
-MAP     datmap;
+extern MAP     txtmap;
+extern MAP     datmap;
 
-BKPTR   bkpthead;       /* breakpoints */
+extern BKPTR   bkpthead;       /* breakpoints */
 
-struct SYMbol *symbol;
+extern struct SYMbol *symbol;
 
 extern u_int *uframe;
-const char *errflg;
-char    *lp;
-char    *myname;        /* program name */
-char    *printptr;
+extern const char *errflg;
+extern char    *lp;
+extern char    *myname;        /* program name */
+extern char    *printptr;
 extern char *Ipath;
 extern char *symfil;
 extern char *corfil;
-char    printbuf[MAXLIN];
-int     wtflag;
-int     pid;
-int     executing;
-int     fcor;
-int     fsym;
-int     mkfault;
-int     dotinc;
-int     adrflg;
-int     cntflg;
-int     lastframe;
-int     kernel;
-int     callpc;
-int     octal;
-int     localok;
-int     maxoff;
-int     maxpos;
-int     eof;
-int     infile;
-int     argcount;
-int     magic;
-int     signo;
+extern char    printbuf[MAXLIN];
+extern int     wtflag;
+extern int     pid;
+extern int     executing;
+extern int     fcor;
+extern int     fsym;
+extern int     mkfault;
+extern int     dotinc;
+extern int     adrflg;
+extern int     cntflg;
+extern int     lastframe;
+extern int     kernel;
+extern int     callpc;
+extern int     octal;
+extern int     localok;
+extern int     maxoff;
+extern int     maxpos;
+extern int     eof;
+extern int     infile;
+extern int     argcount;
+extern int     magic;
+extern int     signo;
 extern int lastc;
 extern int lastcom;
 extern int outfile;
-long    dot;
-long    ditto;
-long    expv;
-long    adrval;
-long    cntval;
-long    localval;
-long    maxfile;
-long    txtsiz;
-long    datsiz;
-long    datbas;
-long    stksiz;
-long    entrypt;
-long    loopcnt;
+extern long    dot;
+extern long    ditto;
+extern long    expv;
+extern long    adrval;
+extern long    cntval;
+extern long    localval;
+extern long    maxfile;
+extern long    txtsiz;
+extern long    datsiz;
+extern long    datbas;
+extern long    stksiz;
+extern long    entrypt;
+extern long    loopcnt;
 
-long    var[36];
-u_int   corhdr [USIZE/sizeof(u_int)];
+extern long    var[36];
+extern u_int   corhdr [USIZE/sizeof(u_int)];
 
-off_t   symoff;
+extern off_t   symoff;
 
 extern const REGLIST reglist [];
 

src/cmd/adb/main.c

@@ -5,6 +5,55 @@ char *Ipath = "/share/adb";
 
 static int exitflg;
 
+struct sgttyb adbtty, usrtty;
+jmp_buf erradb;
+sig_t sigint, sigqit;
+MAP     txtmap;
+MAP     datmap;
+BKPTR   bkpthead;       /* breakpoints */
+struct SYMbol *symbol;
+const char *errflg;
+char    *lp;
+char    *myname;        /* program name */
+char    printbuf[MAXLIN];
+int     wtflag;
+int     pid;
+int     executing;
+int     fcor;
+int     fsym;
+int     mkfault;
+int     dotinc;
+int     adrflg;
+int     cntflg;
+int     lastframe;
+int     kernel;
+int     callpc;
+int     octal;
+int     localok;
+int     maxoff;
+int     maxpos;
+int     eof;
+int     infile;
+int     argcount;
+int     magic;
+int     signo;
+long    dot;
+long    ditto;
+long    expv;
+long    adrval;
+long    cntval;
+long    localval;
+long    maxfile;
+long    txtsiz;
+long    datsiz;
+long    datbas;
+long    stksiz;
+long    entrypt;
+long    loopcnt;
+long    var[36];
+u_int   corhdr [USIZE/sizeof(u_int)];
+off_t   symoff;
+
 long
 roundn(a, b)
     long a, b;

src/cmd/adc-demo/Makefile

@@ -14,7 +14,7 @@ SRCS            = adc-demo.c
 all:            adc-demo
 
 adc-demo:       ${OBJS}
-		${CC} ${LDFLAGS} -o adc-demo.elf ${OBJS} ${LIBS}
+		${LD} ${LDFLAGS} -o adc-demo.elf ${OBJS} ${LIBS}
 		${OBJDUMP} -S adc-demo.elf > adc-demo.dis
 		${SIZE} adc-demo.elf
 		${ELF2AOUT} adc-demo.elf $@

src/cmd/aout/Makefile

@@ -13,7 +13,7 @@ AOUTOBJS        = aout.o mips-dis.o
 all:            aout
 
 aout:           $(AOUTOBJS)
-		${CC} ${LDFLAGS} -o aout.elf $(AOUTOBJS) ${LIBS}
+		${LD} ${LDFLAGS} -o aout.elf $(AOUTOBJS) ${LIBS}
 		${OBJDUMP} -S aout.elf > aout.dis
 		${SIZE} aout.elf
 		${ELF2AOUT} aout.elf $@ && rm aout.elf

src/cmd/ar/Makefile

@@ -14,7 +14,7 @@ MANSRC		= ar.1 ar.5
 all:            ar $(MAN)
 
 ar:             ${OBJS}
-		${CC} ${LDFLAGS} -o ar.elf ${OBJS} ${LIBS}
+		${LD} ${LDFLAGS} -o ar.elf ${OBJS} ${LIBS}
 		${OBJDUMP} -S ar.elf > ar.dis
 		${SIZE} ar.elf
 		${ELF2AOUT} ar.elf $@ && rm ar.elf

src/cmd/as/Makefile

@@ -11,7 +11,7 @@ LDFLAGS         +=
 all:            as
 
 as:             as.o
-		${CC} ${LDFLAGS} -o as.elf as.o ${LIBS}
+		${LD} ${LDFLAGS} -o as.elf as.o ${LIBS}
 		${OBJDUMP} -S as.elf > as.dis
 		${SIZE} as.elf
 		${ELF2AOUT} as.elf $@ && rm as.elf

src/cmd/awk/Makefile

@@ -11,7 +11,7 @@ SOURCE          = awk.def.h awk.g.y awk.lx.l b.c lib.c main.c parse.c \
                   proc.c freeze.c run.c tran.c
 
 awk:            $(FILES) awk.g.o
-		${CC} ${LDFLAGS} -o awk.elf $(FILES) awk.g.o ${LIBS}
+		${LD} ${LDFLAGS} -o awk.elf $(FILES) awk.g.o ${LIBS}
 		${OBJDUMP} -S awk.elf > awk.dis
 		${SIZE} awk.elf
 		${ELF2AOUT} awk.elf $@ && rm awk.elf

src/cmd/awk/awk.def.h

@@ -68,7 +68,7 @@ typedef struct {
 	cell *optr;
 } obj;
 
-#define BOTCH	1
+#define BOTCH	0
 struct nd {
 	char ntype;
 	char subtype;
@@ -127,9 +127,23 @@ extern int	pairstack[], paircnt;
 #define istemp(n)	(n.otype == OCELL && n.osub == CTEMP)
 #define isfld(n)	(!donefld && n.osub==CFLD && n.otype==OCELL && n.optr->nval==EMPTY)
 #define isrec(n)	(donefld && n.osub==CFLD && n.otype==OCELL && n.optr->nval!=EMPTY)
-obj	nullproc();
-obj	relop();
+obj	nullproc(void);
+obj	relop(node **a, int n);
 
 #define MAXSYM	50
 #define	HAT	0177	/* matches ^ in regular expr */
 			/* watch out for mach dep */
+struct fa;
+void yyerror(char *s);
+void error(int f, char *s, ...);
+void syminit(void);
+int freeze(char *s);
+int thaw(char *s);
+void run(void);
+void recbld(void);
+int isnumber(char *s);
+int getrec(void);
+int member(char c, char *s);
+void fldbld(void);
+void freesymtab(cell *ap);
+int match(struct fa *pfa, char *p);

src/cmd/awk/awk.g.y

@@ -1,4 +1,8 @@
 /*	awk.g.y	4.1	82/05/07	*/
+%code requires {
+#define YYSTYPE node *
+#define YYSTYPE_IS_DECLARED 1
+}
 
 %token	FIRSTTOKEN	/*must be first*/
 %token	FINAL FATAL
@@ -37,6 +41,22 @@
 #ifndef	DEBUG
 #   define PUTS(x)
 #endif
+int yylex(void);
+node *valtonode(cell *a, int b);
+node *stat1(int a, node *b);
+node *stat2(int a, node *b, node *c);
+node *stat3(int a, node *b, node *c, node *d);
+node *stat4(int a, node *b, node *c, node *d, node *e);
+node *op1(int a, node *b);
+node *op2(int a, node *b, node *c);
+node *op3(int a, node *b, node *c, node *d);
+node *genprint(void);
+node *pa2stat(node *a, node *b, node *c);
+node *linkum(node *a, node *b);
+struct fa *makedfa(node *p);
+char *cclenter(char *p);
+node *exptostat(node *a);
+void startreg(void);
 %}
 %%
 
@@ -48,13 +68,13 @@ program:
 begin:
 	  XBEGIN '{' stat_list '}'	{ PUTS("XBEGIN list"); $$ = $3; }
 	| begin NL
-	| 	{ PUTS("empty XBEGIN"); $$ = (hack)nullstat; }
+	| 	{ PUTS("empty XBEGIN"); $$ = nullstat; }
 	;
 
 end:
 	  XEND '{' stat_list '}'	{ PUTS("XEND list"); $$ = $3; }
 	| end NL
-	|	{ PUTS("empty END"); $$ = (hack)nullstat; }
+	|	{ PUTS("empty END"); $$ = nullstat; }
 	;
 
 compound_conditional:
@@ -83,7 +103,7 @@ else:
 	;
 
 field:
-	  FIELD		{ PUTS("field"); $$ = valtonode($1, CFLD); }
+	  FIELD		{ PUTS("field"); $$ = valtonode((cell *) $1, CFLD); }
 	| INDIRECT term { PUTS("ind field"); $$ = op1(INDIRECT, $2); }
 	;
 
@@ -92,14 +112,14 @@ if:
 	;
 
 lex_expr:
-	  expr MATCHOP regular_expr	{ PUTS("expr~re"); $$ = op2($2, $1, makedfa($3)); }
+	  expr MATCHOP regular_expr	{ PUTS("expr~re"); $$ = op2((int) $2, $1, (node *) makedfa($3)); }
 	| '(' lex_expr ')'	{ PUTS("(lex_expr)"); $$ = $2; }
 	;
 
 var:
-	  NUMBER	{PUTS("number"); $$ = valtonode($1, CCON); }
-	| STRING 	{ PUTS("string"); $$ = valtonode($1, CCON); }
-	| VAR		{ PUTS("var"); $$ = valtonode($1, CVAR); }
+	  NUMBER	{PUTS("number"); $$ = valtonode((cell *) $1, CCON); }
+	| STRING 	{ PUTS("string"); $$ = valtonode((cell *) $1, CCON); }
+	| VAR		{ PUTS("var"); $$ = valtonode((cell *) $1, CVAR); }
 	| VAR '[' expr ']'	{ PUTS("array[]"); $$ = op2(ARRAY, $1, $3); }
 	| field
 	;
@@ -113,7 +133,7 @@ term:
 			$$ = op2(FNCN, $1, valtonode(lookup("$record", symtab, 0), CFLD));
 			}
 	| FNCN '(' expr ')'	{ PUTS("func(expr)"); $$ = op2(FNCN, $1, $3); }
-	| SPRINTF print_list	{ PUTS("sprintf"); $$ = op1($1, $2); }
+	| SPRINTF print_list	{ PUTS("sprintf"); $$ = op1((int) $1, $2); }
 	| SUBSTR '(' expr ',' expr ',' expr ')'
 			{ PUTS("substr(e,e,e)"); $$ = op3(SUBSTR, $3, $5, $7); }
 	| SUBSTR '(' expr ',' expr ')'
@@ -141,7 +161,7 @@ term:
 expr:
 	  term		{ PUTS("term"); }
 	| expr term	{ PUTS("expr term"); $$ = op2(CAT, $1, $2); }
-	| var ASGNOP expr	{ PUTS("var=expr"); $$ = stat2($2, $1, $3); }
+	| var ASGNOP expr	{ PUTS("var=expr"); $$ = stat2((int) $2, $1, $3); }
 	;
 
 optNL:
@@ -160,13 +180,13 @@ pa_stat:
 
 pa_stats:
 	  pa_stats pa_stat st	{ PUTS("pa_stats pa_stat"); $$ = linkum($1, $2); }
-	|	{ PUTS("null pa_stat"); $$ = (hack)nullstat; }
+	|	{ PUTS("null pa_stat"); $$ = nullstat; }
 	| pa_stats pa_stat	{PUTS("pa_stats pa_stat"); $$ = linkum($1, $2); }
 	;
 
 pattern:
 	  regular_expr	{ PUTS("regex");
-		$$ = op2(MATCH, valtonode(lookup("$record", symtab, 0), CFLD), makedfa($1));
+		$$ = op2(MATCH, valtonode(lookup("$record", symtab, 0), CFLD), (node *) makedfa($1));
 		}
 	| rel_expr	{ PUTS("relexpr"); }
 	| lex_expr	{ PUTS("lexexpr"); }
@@ -199,10 +219,10 @@ regular_expr:
 r:
 	  CHAR		{ PUTS("regex CHAR"); $$ = op2(CHAR, (node *) 0, $1); }
 	| DOT		{ PUTS("regex DOT"); $$ = op2(DOT, (node *) 0, (node *) 0); }
-	| CCL		{ PUTS("regex CCL"); $$ = op2(CCL, (node *) 0, cclenter($1)); }
-	| NCCL		{ PUTS("regex NCCL"); $$ = op2(NCCL, (node *) 0, cclenter($1)); }
-	| '^'		{ PUTS("regex ^"); $$ = op2(CHAR, (node *) 0, HAT); }
-	| '$'		{ PUTS("regex $"); $$ = op2(CHAR, (node *) 0 ,(node *) 0); }
+	| CCL		{ PUTS("regex CCL"); $$ = op2(CCL, (node *) 0, (node *) cclenter((char*)$1)); }
+	| NCCL		{ PUTS("regex NCCL"); $$ = op2(NCCL, (node *) 0, (node *) cclenter((char*)$1)); }
+	| '^'		{ PUTS("regex ^"); $$ = op2(CHAR, (node *) 0, (node *) HAT); }
+	| '$'		{ PUTS("regex $"); $$ = op2(CHAR, (node *) 0, (node *) 0); }
 	| r OR r	{ PUTS("regex OR"); $$ = op2(OR, $1, $3); }
 	| r r   %prec CAT
 			{ PUTS("regex CAT"); $$ = op2(CAT, $1, $2); }
@@ -214,7 +234,7 @@ r:
 
 rel_expr:
 	  expr RELOP expr
-		{ PUTS("expr relop expr"); $$ = op2($2, $1, $3); }
+		{ PUTS("expr relop expr"); $$ = op2((int) $2, $1, $3); }
 	| '(' rel_expr ')'
 		{ PUTS("(relexpr)"); $$ = $2; }
 	;
@@ -226,15 +246,15 @@ st:
 
 simple_stat:
 	  PRINT print_list redir expr
-		{ PUTS("print>stat"); $$ = stat3($1, $2, $3, $4); }
+		{ PUTS("print>stat"); $$ = stat3((int) $1, $2, $3, $4); }
 	| PRINT print_list
-		{ PUTS("print list"); $$ = stat3($1, $2, nullstat, nullstat); }
+		{ PUTS("print list"); $$ = stat3((int) $1, $2, nullstat, nullstat); }
 	| PRINTF print_list redir expr
-		{ PUTS("printf>stat"); $$ = stat3($1, $2, $3, $4); }
+		{ PUTS("printf>stat"); $$ = stat3((int) $1, $2, $3, $4); }
 	| PRINTF print_list
-		{ PUTS("printf list"); $$ = stat3($1, $2, nullstat, nullstat); }
+		{ PUTS("printf list"); $$ = stat3((int) $1, $2, nullstat, nullstat); }
 	| expr	{ PUTS("expr"); $$ = exptostat($1); }
-	|		{ PUTS("null simple statement"); $$ = (hack)nullstat; }
+	|		{ PUTS("null simple statement"); $$ = nullstat; }
 	| error		{ yyclearin; yyerror("illegal statement"); }
 	;
 
@@ -255,7 +275,7 @@ statement:
 
 stat_list:
 	  stat_list statement	{ PUTS("stat_list stat"); $$ = linkum($1, $2); }
-	|			{ PUTS("null stat list"); $$ = (hack)nullstat; }
+	|			{ PUTS("null stat list"); $$ = nullstat; }
 	;
 
 while:

src/cmd/awk/awk.lx.l

@@ -3,17 +3,18 @@
 %Start A str chc sc reg comment
 
 %{
-#include	"awk.h"
 #include	"awk.def.h"
+#include	"awk.h"
 #define YY_NO_INPUT	/* defeat lex */
-extern int	yylval;
 extern int	mustfld;
 
 int	lineno	= 1;
-#define	CADD	cbuf[clen++]=yytext[0]; if(clen>=CBUFLEN-1) {yyerror("string too long", cbuf); BEGIN A;}
+#define	CADD	cbuf[clen++]=yytext[0]; if(clen>=CBUFLEN-1) {yyerror("string too long"); BEGIN A;}
 #define	CBUFLEN	150
 char	cbuf[CBUFLEN];
 int	clen, cflag;
+
+cell *fieldadr(int n);
 %}
 
 A	[a-zA-Z_]
@@ -42,36 +43,36 @@ WS	[ \t]
 <A>PROGEND	return(EOF);
 <A>"&&"		return(AND);
 <A>"!"		return(NOT);
-<A>"!="		{ yylval = NE; return(RELOP); }
-<A>"~"		{ yylval = MATCH; return(MATCHOP); }
-<A>"!~"		{ yylval = NOTMATCH; return(MATCHOP); }
-<A>"<"		{ yylval = LT; return(RELOP); }
-<A>"<="		{ yylval = LE; return(RELOP); }
-<A>"=="		{ yylval = EQ; return(RELOP); }
-<A>">="		{ yylval = GE; return(RELOP); }
-<A>">"		{ yylval = GT; return(RELOP); }
-<A>">>"		{ yylval = APPEND; return(RELOP); }
-<A>"++"		{ yylval = INCR; return(INCR); }
-<A>"--"		{ yylval = DECR; return(DECR); }
-<A>"+="		{ yylval = ADDEQ; return(ASGNOP); }
-<A>"-="		{ yylval = SUBEQ; return(ASGNOP); }
-<A>"*="		{ yylval = MULTEQ; return(ASGNOP); }
-<A>"/="		{ yylval = DIVEQ; return(ASGNOP); }
-<A>"%="		{ yylval = MODEQ; return(ASGNOP); }
-<A>"="		{ yylval = ASSIGN; return(ASGNOP); }
+<A>"!="		{ yylval = (node *) NE; return(RELOP); }
+<A>"~"		{ yylval = (node *) MATCH; return(MATCHOP); }
+<A>"!~"		{ yylval = (node *) NOTMATCH; return(MATCHOP); }
+<A>"<"		{ yylval = (node *) LT; return(RELOP); }
+<A>"<="		{ yylval = (node *) LE; return(RELOP); }
+<A>"=="		{ yylval = (node *) EQ; return(RELOP); }
+<A>">="		{ yylval = (node *) GE; return(RELOP); }
+<A>">"		{ yylval = (node *) GT; return(RELOP); }
+<A>">>"		{ yylval = (node *) APPEND; return(RELOP); }
+<A>"++"		{ yylval = (node *) INCR; return(INCR); }
+<A>"--"		{ yylval = (node *) DECR; return(DECR); }
+<A>"+="		{ yylval = (node *) ADDEQ; return(ASGNOP); }
+<A>"-="		{ yylval = (node *) SUBEQ; return(ASGNOP); }
+<A>"*="		{ yylval = (node *) MULTEQ; return(ASGNOP); }
+<A>"/="		{ yylval = (node *) DIVEQ; return(ASGNOP); }
+<A>"%="		{ yylval = (node *) MODEQ; return(ASGNOP); }
+<A>"="		{ yylval = (node *) ASSIGN; return(ASGNOP); }
 
 <A>"$"{D}+	{	if (atoi(yytext+1)==0) {
-				yylval = (hack)lookup("$record", symtab, 0);
+				yylval = (node *) lookup("$record", symtab, 0);
 				return(STRING);
 			} else {
-				yylval = fieldadr(atoi(yytext+1));
+				yylval = (node *) fieldadr(atoi(yytext+1));
 				return(FIELD);
 			}
 		}
 <A>"$"{WS}*	{ return(INDIRECT); }
-<A>NF		{ mustfld=1; yylval = (hack)setsymtab(yytext, EMPTY, 0.0, NUM, symtab); return(VAR); }
+<A>NF		{ mustfld=1; yylval = (node *) setsymtab(yytext, EMPTY, 0.0, NUM, symtab); return(VAR); }
 <A>({D}+("."?){D}*|"."{D}+)((e|E)("+"|-)?{D}+)?	{
-		yylval = (hack)setsymtab(yytext, EMPTY, atof(yytext), CON|NUM, symtab); return(NUMBER); }
+		yylval = (node *) setsymtab(yytext, EMPTY, atof(yytext), CON|NUM, symtab); return(NUMBER); }
 <A>"}"{WS}*\n	{ BEGIN sc; lineno++; return(';'); }
 <A>"}"		{ BEGIN sc; return(';'); }
 <A>;\n		{ lineno++; return(';'); }
@@ -84,27 +85,27 @@ WS	[ \t]
 <A>exit		return(EXIT);
 <A>break	return(BREAK);
 <A>continue	return(CONTINUE);
-<A>print	{ yylval = PRINT; return(PRINT); }
-<A>printf	{ yylval = PRINTF; return(PRINTF); }
-<A>sprintf	{ yylval = SPRINTF; return(SPRINTF); }
-<A>split	{ yylval = SPLIT; return(SPLIT); }
+<A>print	{ yylval = (node *) PRINT; return(PRINT); }
+<A>printf	{ yylval = (node *) PRINTF; return(PRINTF); }
+<A>sprintf	{ yylval = (node *) SPRINTF; return(SPRINTF); }
+<A>split	{ yylval = (node *) SPLIT; return(SPLIT); }
 <A>substr	return(SUBSTR);
 <A>index	return(INDEX);
 <A>in		return(IN);
 <A>getline	return(GETLINE);
-<A>length	{ yylval = FLENGTH; return(FNCN); }
-<A>log		{ yylval = FLOG; return(FNCN); }
-<A>int		{ yylval = FINT; return(FNCN); }
-<A>exp		{ yylval = FEXP; return(FNCN); }
-<A>sqrt		{ yylval = FSQRT; return(FNCN); }
-<A>{A}{B}*	{ yylval = (hack)setsymtab(yytext, tostring(""), 0.0, STR|NUM, symtab); return(VAR); }
+<A>length	{ yylval = (node *) FLENGTH; return(FNCN); }
+<A>log		{ yylval = (node *) FLOG; return(FNCN); }
+<A>int		{ yylval = (node *) FINT; return(FNCN); }
+<A>exp		{ yylval = (node *) FEXP; return(FNCN); }
+<A>sqrt		{ yylval = (node *) FSQRT; return(FNCN); }
+<A>{A}{B}*	{ yylval = (node *) setsymtab(yytext, tostring(""), 0.0, STR|NUM, symtab); return(VAR); }
 <A>\"		{ BEGIN str; clen=0; }
 
 <A>#		{ BEGIN comment; }
 <comment>\n	{ BEGIN A; lineno++; return(NL); }
 <comment>.	;
 
-<A>.		{ yylval = yytext[0]; return(yytext[0]); }
+<A>.		{ yylval = (node *) (int) yytext[0]; return(yytext[0]); }
 
 <reg>"["	{ BEGIN chc; clen=0; cflag=0; }
 <reg>"[^"	{ BEGIN chc; clen=0; cflag=1; }
@@ -118,19 +119,19 @@ WS	[ \t]
 <reg>")"	return(')');
 <reg>"^"	return('^');
 <reg>"$"	return('$');
-<reg>\\{D}{D}{D}	{ sscanf(yytext+1, "%o", &yylval); return(CHAR); }
-<reg>\\.	{	if (yytext[1]=='n') yylval = '\n';
-			else if (yytext[1] == 't') yylval = '\t';
-			else yylval = yytext[1];
+<reg>\\{D}{D}{D}	{ sscanf(yytext+1, "%o", (int *) &yylval); return(CHAR); }
+<reg>\\.	{	if (yytext[1]=='n') yylval = (node *) '\n';
+			else if (yytext[1] == 't') yylval = (node *) '\t';
+			else yylval = (node *) (int) yytext[1];
 			return(CHAR);
 		}
 <reg>"/"	{ BEGIN A; unput('/'); }
 <reg>\n		{ yyerror("newline in regular expression"); lineno++; BEGIN A; }
-<reg>.		{ yylval = yytext[0]; return(CHAR); }
+<reg>.		{ yylval = (node *) (int) yytext[0]; return(CHAR); }
 
 <str>\"		{ char *s; BEGIN A; cbuf[clen]=0; s = tostring(cbuf);
 		cbuf[clen] = ' '; cbuf[++clen] = 0;
-		yylval = (hack)setsymtab(cbuf, s, 0.0, CON|STR, symtab); return(STRING); }
+		yylval = (node *) setsymtab(cbuf, s, 0.0, CON|STR, symtab); return(STRING); }
 <str>\n		{ yyerror("newline in string"); lineno++; BEGIN A; }
 <str>"\\\""	{ cbuf[clen++]='"'; }
 <str,chc>"\\"n	{ cbuf[clen++]='\n'; }
@@ -139,7 +140,7 @@ WS	[ \t]
 <str>.		{ CADD; }
 
 <chc>"\\""]"	{ cbuf[clen++]=']'; }
-<chc>"]"	{ BEGIN reg; cbuf[clen]=0; yylval = (hack)tostring(cbuf);
+<chc>"]"	{ BEGIN reg; cbuf[clen]=0; yylval = (node *) tostring(cbuf);
 		if (cflag==0) { return(CCL); }
 		else { return(NCCL); } }
 <chc>\n		{ yyerror("newline in character class"); lineno++; BEGIN A; }
@@ -147,9 +148,10 @@ WS	[ \t]
 
 %%
 
+int
 input()
 {
-	register c;
+	int c;
 	extern char *lexprog;
 
 	if (yyin == NULL)
@@ -163,6 +165,7 @@ input()
 	return(c);
 }
 
+void
 startreg()
 {
 	BEGIN reg;

src/cmd/awk/b.c

@@ -38,6 +38,12 @@ node	*point[MAXLIN];
 int	setcnt;
 int	line;
 
+void follow(node *v);
+int notin(int **array, int n, int *prev);
+void cfoll(node *v);
+void overflo(void);
+void freetr(node *p);
+void penter(node *p);
 
 struct fa *makedfa(p)	/* returns dfa for tree pointed to by p */
 node *p;
@@ -58,6 +64,7 @@ node *p;
 	return(fap);
 }
 
+void
 penter(p)	/* set up parent pointers and leaf indices */
 node *p;
 {
@@ -83,6 +90,7 @@ node *p;
 	}
 }
 
+void
 freetr(p)	/* free parse tree and follow sets */
 node *p;
 {
@@ -109,7 +117,7 @@ node *p;
 char *cclenter(p)
 register char *p;
 {
-	register i, c;
+	int i, c;
 	char *op;
 
 	op = p;
@@ -137,15 +145,17 @@ register char *p;
 	return(tostring(chars));
 }
 
+void
 overflo()
 {
 	error(FATAL, "regular expression too long\n");
 }
 
+void
 cfoll(v)		/* enter follow set of each leaf of vertex v into foll[leaf] */
 register node *v;
 {
-	register i;
+	int i;
 	int prev;
 	int *add();
 
@@ -174,10 +184,11 @@ register node *v;
 	}
 }
 
+int
 first(p)			/* collects initially active leaves of p into setvec */
 register node *p;		/* returns 0 or 1 depending on whether p matches empty string */
 {
-	register b;
+	int b;
 
 	switch(type(p)) {
 		LEAF
@@ -208,6 +219,7 @@ register node *p;		/* returns 0 or 1 depending on whether p matches empty string
 	return(-1);
 }
 
+void
 follow(v)
 node *v;		/* collects leaves that can follow v into setvec */
 {
@@ -243,8 +255,8 @@ node *v;		/* collects leaves that can follow v into setvec */
 	}
 }
 
-member(c, s)	/* is c in s? */
-register char c, *s;
+int
+member(char c, char *s)	/* is c in s? */
 {
 	while (*s)
 		if (c == *s++)
@@ -252,10 +264,11 @@ register char c, *s;
 	return(0);
 }
 
+int
 notin(array, n, prev)		/* is setvec in array[0] thru array[n]? */
 int **array;
 int *prev; {
-	register i, j;
+	int i, j;
 	int *ptr;
 	for (i=0; i<=n; i++) {
 		ptr = array[i];
@@ -272,7 +285,7 @@ int *prev; {
 
 int *add(n) {		/* remember setvec */
 	int *ptr, *p;
-	register i;
+	int i;
 	if ((p = ptr = (int *) malloc((n+1)*sizeof(int))) == NULL)
 		overflo();
 	*ptr = n;
@@ -288,8 +301,8 @@ int *add(n) {		/* remember setvec */
 
 struct fa *cgotofn()
 {
-	register i, k;
-	register int *ptr;
+	int i, k;
+	int *ptr;
 	char c;
 	char *p;
 	node *cp;
@@ -505,11 +518,12 @@ struct fa *cgotofn()
 	return(where[0]);
 }
 
+int
 match(pfa, p)
 register struct fa *pfa;
 register char *p;
 {
-	register count;
+	int count;
 	char c;
 	if (p == 0) return(0);
 	if (pfa->cch == 1) {		/* fast test for first character, if possible */

src/cmd/awk/freeze.c

@@ -1,12 +1,15 @@
-#include "stdio.h"
+#include <stdio.h>
+#include <unistd.h>
+#include <fcntl.h>
 
+int
 freeze(s)
         char *s;
 {
         int fd;
-	unsigned int *len;
+	size_t len;
 
-	len = (unsigned int *)sbrk(0);
+	len = (size_t) sbrk(0);
 	if((fd = creat(s, 0666)) < 0) {
 		perror(s);
 		return(1);
@@ -17,6 +20,7 @@ freeze(s)
 	return(0);
 }
 
+int
 thaw(s)
         char *s;
 {

src/cmd/awk/lib.c

@@ -30,6 +30,8 @@ cell fldtab[MAXFLD] = {	/*room for fields */
 };
 int	maxfld	= 0;	/* last used field */
 
+void setclvar(char *s);
+
 void
 error(int f, char *s, ...)
 {
@@ -46,12 +48,13 @@ error(int f, char *s, ...)
 		exit(2);
 }
 
+int
 getrec()
 {
 	register char *rr;
 	extern int svargc;
 	extern char **svargv;
-	register c, sep;
+	int c, sep;
 
 	dprintf("**RS=%o, **FS=%o\n", **RS, **FS, NULL);
 	donefld = 0;
@@ -108,6 +111,7 @@ getrec()
 	return(0);	/* true end of file */
 }
 
+void
 setclvar(s)	/* set var=value from s */
 char *s;
 {
@@ -122,6 +126,7 @@ char *s;
 	dprintf("command line set %s to |%s|\n", s, p, NULL);
 }
 
+void
 fldbld()
 {
 	register char *r, *fr, sep;
@@ -183,6 +188,7 @@ fldbld()
 			printf("field %d: |%s|\n", i, fldtab[i].sval);
 }
 
+void
 recbld()
 {
 	int i;
@@ -193,7 +199,7 @@ recbld()
 	r = record;
 	for (i = 1; i <= *NF; i++) {
 		p = getsval(&fldtab[i]);
-		while (*r++ = *p++)
+		while ((*r++ = *p++))
 			;
 		*(r-1) = **OFS;
 	}
@@ -215,6 +221,7 @@ cell *fieldadr(n)
 
 int	errorflag	= 0;
 
+void
 yyerror(s)
         char *s;
 {
@@ -222,6 +229,7 @@ yyerror(s)
 	errorflag = 2;
 }
 
+void
 PUTS(s)
         char *s;
 {
@@ -230,10 +238,11 @@ PUTS(s)
 
 #define	MAXEXPON	38	/* maximum exponenet for fp number */
 
+int
 isnumber(s)
 register char *s;
 {
-	register d1, d2;
+	int d1, d2;
 	int point;
 	char *es;
 

src/cmd/awk/main.c

@@ -1,6 +1,7 @@
 #include <stdio.h>
 #include <ctype.h>
 #include <stdlib.h>
+#include <string.h>
 #include "awk.def.h"
 #include "awk.h"
 
@@ -13,12 +14,12 @@ int	svargc;
 char	**svargv, **xargv;
 extern FILE	*yyin;	/* lex input file */
 char	*lexprog;	/* points to program argument if it exists */
-extern	errorflag;	/* non-zero if any syntax errors; set by yyerror */
 
 int filefd, symnum, ansfd;
 char *filelist;
-extern int maxsym, errno;
+extern int maxsym;
 
+int
 main(argc, argv)
         int argc;
         char *argv[];
@@ -29,10 +30,10 @@ main(argc, argv)
 	while (argc > 1) {
 		argc--;
 		argv++;
-		/* this nonsense is because gcos argument handling */
-		/* folds -F into -f.  accordingly, one checks the next
-		/* character after f to see if it's -f file or -Fx.
-		*/
+		/* this nonsense is because gcos argument handling
+		 * folds -F into -f.  accordingly, one checks the next
+		 * character after f to see if it's -f file or -Fx.
+		 */
 		if (argv[0][0] == '-' && TOLOWER(argv[0][1]) == 'f' && argv[0][2] == '\0') {
 			yyin = fopen(argv[1], "r");
 			if (yyin == NULL)
@@ -92,6 +93,7 @@ main(argc, argv)
 	exit(errorflag);
 }
 
+int
 yywrap()
 {
 	return(1);

src/cmd/awk/parse.c

@@ -119,7 +119,7 @@ node *stat4(a,b,c,d,e) node *b, *c, *d, *e;
 node *valtonode(a, b) cell *a;
 {
 	register node *x;
-	x = node0(a);
+	x = node0((int) a);
 	x->ntype = NVALUE;
 	x->subtype = b;
 	return(x);

src/cmd/awk/proc.c

@@ -1,6 +1,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include "awk.def.h"
 #include "awk.h"
 
 struct tok
@@ -29,7 +30,7 @@ struct xx
 	{ INDIRECT, "indirect", "$("},
 	{ SUBSTR, "substr", "substr"},
 	{ INDEX, "sindex", "sindex"},
-	{ SPRINTF, "asprintf", "sprintf "},
+	{ SPRINTF, "awksprintf", "sprintf "},
 	{ ADD, "arith", " + "},
 	{ MINUS, "arith", " - "},
 	{ MULT, "arith", " * "},

src/cmd/awk/run.c

@@ -31,6 +31,10 @@ static cell nullval = { EMPTY, EMPTY, 0.0, NUM, 0 };
 obj	true	= { OBOOL, BTRUE, 0 };
 obj	false	= { OBOOL, BFALSE, 0 };
 
+void redirprint(char *s, int a, node *b);
+void tempfree(obj a);
+
+void
 run()
 {
 	register int i;
@@ -40,7 +44,7 @@ run()
 	/* Wait for children to complete if output to a pipe. */
 	for (i=0; i<FILENUM; i++)
 		if (files[i].fp && files[i].type == '|')
-			pclose(files[i].fp);
+			fclose(files[i].fp);
 }
 
 obj execute(u) node *u;
@@ -152,7 +156,7 @@ obj matchop(a,n) node **a;
 	if (isstr(x)) s = x.optr->sval;
 	else	s = getsval(x.optr);
 	tempfree(x);
-	i = match(a[1], s);
+	i = match((struct fa*) a[1], s);
 	if (n==MATCH && i==1 || n==NOTMATCH && i==0)
 		return(true);
 	else
@@ -224,6 +228,7 @@ obj relop(a,n) node **a;
 	}
 }
 
+void
 tempfree(a) obj a;
 {
 	if (!istemp(a)) return;
@@ -397,7 +402,7 @@ char *format(s,a) char *s; node *a;
 	return(buf);
 }
 
-obj asprintf(a,n) node **a;
+obj awksprintf(a,n) node **a;
 {
 	obj x;
 	node *y;
@@ -592,7 +597,7 @@ obj aprintf(a,n) node **a;
 {
 	obj x;
 
-	x = asprintf(a,n);
+	x = awksprintf(a,n);
 	if (a[1]==NULL) {
 		printf("%s", x.optr->sval);
 		tempfree(x);
@@ -840,7 +845,11 @@ obj print(a,n) node **a;
 	return(false);
 }
 
-obj nullproc() {}
+obj nullproc()
+{
+        static const obj zero;
+        return zero;
+}
 
 obj nodetoobj(a) node *a;
 {
@@ -853,6 +862,7 @@ obj nodetoobj(a) node *a;
 	return(x);
 }
 
+void
 redirprint(s, a, b) char *s; node *b;
 {
 	register int i;

src/cmd/awk/tokenscript

@@ -1,5 +1,6 @@
 e y.tab.h
 1,$g!/#define /d
+1,$g/YYSTYPE/d
 1,$s/# *define *//
 1,$s/^/{"/
 1,$s/ /", /

src/cmd/awk/tran.c

@@ -19,6 +19,10 @@ cell	*recloc;	/* location of record */
 cell	*nrloc;		/* NR */
 cell	*nfloc;		/* NF */
 
+void checkval(cell *vp);
+int hash(char *s);
+
+void
 syminit()
 {
 	setsymtab("0", tostring("0"), 0.0, NUM|STR|CON|FLD, symtab);
@@ -51,6 +55,7 @@ cell **makesymtab()
 	return(cp);
 }
 
+void
 freesymtab(ap)	/* free symbol table */
 cell *ap;
 {
@@ -76,7 +81,7 @@ awkfloat f;
 unsigned t;
 cell **tab;
 {
-	register h;
+	int h;
 	register cell *p;
 	cell *lookup();
 
@@ -101,13 +106,14 @@ cell **tab;
 	return(p);
 }
 
+int
 hash(s)	/* form hash value for string s */
-register unsigned char *s;
+char *s;
 {
 	register int hashval;
 
 	for (hashval = 0; *s != '\0'; )
-		hashval += *s++;
+		hashval += (unsigned char) *s++;
 	return(hashval % MAXSYM);
 }
 
@@ -206,6 +212,7 @@ register cell *vp;
 	return(vp->sval);
 }
 
+void
 checkval(vp)
 register cell *vp;
 {

src/cmd/basename.c

@@ -1,7 +1,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 
-main(argc, argv)
+int main(argc, argv)
 char **argv;
 {
     register char *p1, *p2, *p3;

src/cmd/basic/Makefile

@@ -11,13 +11,13 @@ LIBS		= -lcurses -ltermcap -lm -lc
 all:            basic renumber
 
 basic:          ${OBJS}
-		${CC} ${LDFLAGS} -o basic.elf ${OBJS} ${LIBS}
+		${LD} ${LDFLAGS} -o basic.elf ${OBJS} ${LIBS}
 		${OBJDUMP} -S basic.elf > basic.dis
 		${SIZE} basic.elf
 		${ELF2AOUT} basic.elf $@ && rm basic.elf
 
 renumber:       renumber.o
-		${CC} ${LDFLAGS} -o renumber.elf $< ${LIBS}
+		${LD} ${LDFLAGS} -o renumber.elf $< ${LIBS}
 		${OBJDUMP} -S renumber.elf > renumber.dis
 		${SIZE} renumber.elf
 		${ELF2AOUT} renumber.elf $@ && rm renumber.elf

src/cmd/bc.y

@@ -1,5 +1,8 @@
 %{
-    int *getout();
+    int *getout(void);
+    int getch(void);
+    int cpeek(int c, int yes, int no);
+    void yyerror(char *s);
 %}
 %right '='
 %left '+' '-'
@@ -39,12 +42,12 @@ int *pre, *post;
 %%
 start   :
     |  start stat tail
-        = output( $2 );
+        = output( (int*) $2 );
     |  start def dargs ')' '{' dlist slist '}'
-        ={  bundle( 6,pre, $7, post ,"0",numb[lev],"Q");
-            conout( $$, $2 );
+        ={  bundle(6, pre, $7, post, "0", numb[lev], "Q");
+            conout( (int*) $$, (char*) $2 );
             rcrs = crs;
-            output( "" );
+            output( (int*) "" );
             lev = bindx = 0;
             }
     ;
@@ -62,11 +65,11 @@ stat    :  e
     |  LETTER '=' e
         ={ bundle(3, $3, "s", $1 ); }
     |  LETTER '[' e ']' '=' e
-        ={ bundle(4, $6, $3, ":", geta($1)); }
+        ={ bundle(4, $6, $3, ":", geta((char*) $1)); }
     |  LETTER EQOP e
         ={ bundle(6, "l", $1, $3, $2, "s", $1 ); }
     |  LETTER '[' e ']' EQOP e
-        ={ bundle(8,$3, ";", geta($1), $6, $5, $3, ":", geta($1));}
+        ={ bundle(8,$3, ";", geta((char*) $1), $6, $5, $3, ":", geta((char*) $1));}
     |  _BREAK
         ={ bundle(2, numb[lev-bstack[bindx-1]], "Q" ); }
     |  _RETURN '(' e ')'
@@ -94,17 +97,17 @@ stat    :  e
     |  error
         ={ bundle(1,"c"); }
     |  _IF CRS BLEV '(' re ')' stat
-        ={  conout( $7, $2 );
+        ={  conout( (int*) $7, (char*) $2 );
             bundle(3, $5, $2, " " );
             }
     |  _WHILE CRS '(' re ')' stat BLEV
         ={  bundle(3, $6, $4, $2 );
-            conout( $$, $2 );
+            conout( (int*) $$, (char*) $2 );
             bundle(3, $4, $2, " " );
             }
     |  fprefix CRS re ';' e ')' stat BLEV
         ={  bundle(5, $7, $5, "s.", $3, $2 );
-            conout( $$, $2 );
+            conout( (int*) $$, (char*) $2 );
             bundle(5, $1, "s.", $3, $2, " " );
             }
     |  '~' LETTER '=' e
@@ -174,7 +177,7 @@ e   :  e '+' e
     |  e '^' e
         = bundle(3, $1, $3, "^" );
     |  LETTER '[' e ']'
-        ={ bundle(3,$3, ";", geta($1)); }
+        ={ bundle(3,$3, ";", geta((char*) $1)); }
     |  LETTER INCR
         = bundle(4, "l", $1, "d1+s", $1 );
     |  INCR LETTER
@@ -184,13 +187,13 @@ e   :  e '+' e
     |  LETTER DECR
         = bundle(4, "l", $1, "d1-s", $1 );
     | LETTER '[' e ']' INCR
-        = bundle(7,$3,";",geta($1),"d1+",$3,":",geta($1));
+        = bundle(7,$3,";",geta((char*) $1),"d1+",$3,":",geta((char*) $1));
     | INCR LETTER '[' e ']'
-        = bundle(7,$4,";",geta($2),"1+d",$4,":",geta($2));
+        = bundle(7,$4,";",geta((char*) $2),"1+d",$4,":",geta((char*) $2));
     | LETTER '[' e ']' DECR
-        = bundle(7,$3,";",geta($1),"d1-",$3,":",geta($1));
+        = bundle(7,$3,";",geta((char*) $1),"d1-",$3,":",geta((char*) $1));
     | DECR LETTER '[' e ']'
-        = bundle(7,$4,";",geta($2),"1-d",$4,":",geta($2));
+        = bundle(7,$4,";",geta((char*) $2),"1-d",$4,":",geta((char*) $2));
     | SCALE INCR
         = bundle(1,"Kd1+k");
     | INCR SCALE
@@ -216,9 +219,9 @@ e   :  e '+' e
     | DECR OBASE
         = bundle(1,"O1-do");
     |  LETTER '(' cargs ')'
-        = bundle(4, $3, "l", getf($1), "x" );
+        = bundle(4, $3, "l", getf((char*) $1), "x" );
     |  LETTER '(' ')'
-        = bundle(3, "l", getf($1), "x" );
+        = bundle(3, "l", getf((char*) $1), "x" );
     |  cons
         ={ bundle(2, " ", $1 ); }
     |  DOT cons
@@ -236,9 +239,9 @@ e   :  e '+' e
     |  LETTER EQOP e    %prec '='
         ={ bundle(6, "l", $1, $3, $2, "ds", $1 ); }
     | LETTER '[' e ']' '=' e
-        = { bundle(5,$6,"d",$3,":",geta($1)); }
+        = { bundle(5,$6,"d",$3,":",geta((char*) $1)); }
     | LETTER '[' e ']' EQOP e
-        = { bundle(9,$3,";",geta($1),$6,$5,"d",$3,":",geta($1)); }
+        = { bundle(9,$3,";",geta((char*) $1),$6,$5,"d",$3,":",geta((char*) $1)); }
     | LENGTH '(' e ')'
         = bundle(2,$3,"Z");
     | SCALE '(' e ')'
@@ -277,7 +280,7 @@ cargs   :  eora
     ;
 eora:     e
     | LETTER '[' ']'
-        =bundle(2,"l",geta($1));
+        =bundle(2,"l",geta((char*) $1));
     ;
 
 cons    :  constant
@@ -303,7 +306,7 @@ CRS :
     ;
 
 def :  _DEFINE LETTER '('
-        ={  $$ = (int) getf($2);
+        ={  $$ = (int) getf((char*) $2);
             pre = (int*) "";
             post = (int*) "";
             lev = 1;
@@ -313,19 +316,19 @@ def :  _DEFINE LETTER '('
 
 dargs   :
     |  lora
-        ={ pp( $1 ); }
+        ={ pp((char*) $1); }
     |  dargs ',' lora
-        ={ pp( $3 ); }
+        ={ pp((char*) $3); }
     ;
 
 dlets   :  lora
-        ={ tp($1); }
+        ={ tp((char*) $1); }
     |  dlets ',' lora
-        ={ tp($3); }
+        ={ tp((char*) $3); }
     ;
 lora    :  LETTER
     |  LETTER '[' ']'
-        ={ $$ = (int) geta($1); }
+        ={ $$ = (int) geta((char*) $1); }
     ;
 
 %%
@@ -348,7 +351,9 @@ char *letr[26] = {
   "k","l","m","n","o","p","q","r","s","t",
   "u","v","w","x","y","z" } ;
 char *dot = { "." };
-yylex(){
+
+int yylex()
+{
     int c, ch;
 restart:
     c = getch();
@@ -445,7 +450,8 @@ restart:
     }
 }
 
-cpeek( c, yes, no ){
+int cpeek(int c, int yes, int no)
+{
     if( (peekc=getch()) != c ) return( no );
     else {
         peekc = -1;
@@ -453,7 +459,8 @@ cpeek( c, yes, no ){
     }
 }
 
-getch(){
+int getch()
+{
     int ch;
 loop:
     ch = (peekc < 0) ? getc(in) : peekc;
@@ -472,13 +479,18 @@ loop:
         goto loop;
     }
     yyerror("cannot open input file");
+    return EOF;
 }
+
 # define b_sp_max 3000
+
 int b_space [ b_sp_max ];
 int * b_sp_nxt = { b_space };
 
 int bdebug = 0;
-bundle(a){
+
+int bundle(int a, ...)
+{
     int i, *p, *q;
 
     p = &a;
@@ -494,16 +506,18 @@ bundle(a){
     return( (int) q );
 }
 
-routput(p) int *p; {
+void routput(int *p)
+{
     if( bdebug ) printf("routput(%p)\n", p );
     if( p >= &b_space[0] && p < &b_space[b_sp_max]){
         /* part of a bundle */
-        while( *p != 0 ) routput( *p++ );
+        while( *p != 0 ) routput( (int*) *p++ );
     }
     else printf( "%s", (char*) p );  /* character string */
 }
 
-output( p ) int *p; {
+void output(int *p)
+{
     routput( p );
     b_sp_nxt = & b_space[0];
     printf( "\n" );
@@ -512,7 +526,8 @@ output( p ) int *p; {
     crs = rcrs;
 }
 
-conout( p, s ) int *p; char *s; {
+void conout(int *p, char *s)
+{
     printf("[");
     routput( p );
     printf("]s%s\n", s );
@@ -520,7 +535,8 @@ conout( p, s ) int *p; char *s; {
     lev--;
 }
 
-yyerror( s ) char *s; {
+void yyerror(char *s)
+{
     if(ifile > sargc)ss="teletype";
     printf("c[%s on line %d, %s]pc\n", s ,ln+1,ss);
     fflush(stdout);
@@ -531,7 +547,8 @@ yyerror( s ) char *s; {
     b_sp_nxt = &b_space[0];
 }
 
-pp( s ) char *s; {
+void pp(char *s)
+{
     /* puts the relevant stuff on pre and post for the letter s */
 
     bundle(3, "S", s, pre );
@@ -540,14 +557,17 @@ pp( s ) char *s; {
     post = (int*) yyval;
 }
 
-tp( s ) char *s; { /* same as pp, but for temps */
+/* same as pp, but for temps */
+void tp(char *s)
+{
     bundle(3, "0S", s, pre );
     pre = (int*) yyval;
     bundle(4, post, "L", s, "s." );
     post = (int*) yyval;
 }
 
-yyinit(argc,argv) int argc; char *argv[];{
+void yyinit(int argc, char *argv[])
+{
     signal( 2, SIG_IGN );   /* ignore all interrupts */
     sargv=argv;
     sargc= -- argc;
@@ -560,24 +580,25 @@ yyinit(argc,argv) int argc; char *argv[];{
     ln = 0;
     ss = sargv[1];
 }
-int *getout(){
+
+int *getout()
+{
     printf("q");
     fflush(stdout);
     exit(0);
 }
 
-int *
-getf(p) char *p;{
+int *getf(char *p)
+{
     return (int*) &funtab[2 * (*p - 0141)];
 }
 
-int *
-geta(p) char *p;{
+int *geta(char *p)
+{
     return (int*) &atab[2 * (*p - 0141)];
 }
 
-main(argc, argv)
-char **argv;
+int main(int argc, char **argv)
 {
     int p[2];
 

src/cmd/cal.c

@@ -11,11 +11,15 @@ char    *smon[]= {
 };
 char    string[432];
 
-main(argc, argv)
+static int number(char *str);
+static void cal(int m, int y, char *p, int w);
+static void pstr(char *str, int n);
+static int jan1(int yr);
+
+int main(argc, argv)
 char *argv[];
 {
-    register y, i, j;
-    int m;
+    int y, i, j, m;
 
     if(argc < 2) {
         printf("usage: cal [month] year\n");
@@ -24,10 +28,9 @@ char *argv[];
     if(argc == 2)
         goto xlong;
 
-/*
- *  print out just month
- */
-
+    /*
+     *  print out just month
+     */
     m = number(argv[1]);
     if(m<1 || m>12)
         goto badarg;
@@ -41,10 +44,9 @@ char *argv[];
         pstr(string+i, 24);
     exit(0);
 
-/*
- *  print out complete year
- */
-
+    /*
+     *  print out complete year
+     */
 xlong:
     y = number(argv[1]);
     if(y<1 || y>9999)
@@ -72,15 +74,15 @@ badarg:
     printf("Bad argument\n");
 }
 
-number(str)
+int number(str)
 char *str;
 {
-    register n, c;
-    register char *s;
+    int n, c;
+    char *s;
 
     n = 0;
     s = str;
-    while(c = *s++) {
+    while ((c = *s++)) {
         if(c<'0' || c>'9')
             return(0);
         n = n*10 + c-'0';
@@ -88,11 +90,11 @@ char *str;
     return(n);
 }
 
-pstr(str, n)
+void pstr(str, n)
 char *str;
 {
-    register i;
-    register char *s;
+    int i;
+    char *s;
 
     s = str;
     i = n;
@@ -114,11 +116,11 @@ char    mon[] = {
     30, 31, 30, 31,
 };
 
-cal(m, y, p, w)
+void cal(m, y, p, w)
 char *p;
 {
-    register d, i;
-    register char *s;
+    int d, i;
+    char *s;
 
     s = p;
     d = jan1(y);
@@ -173,36 +175,32 @@ char *p;
  *  return day of the week
  *  of jan 1 of given year
  */
-
-jan1(yr)
+int jan1(yr)
 {
-    register y, d;
-
-/*
- *  normal gregorian calendar
- *  one extra day per four years
- */
+    int y, d;
 
+    /*
+     *  normal gregorian calendar
+     *  one extra day per four years
+     */
     y = yr;
     d = 4+y+(y+3)/4;
 
-/*
- *  julian calendar
- *  regular gregorian
- *  less three days per 400
- */
-
-    if(y > 1800) {
+    /*
+     *  julian calendar
+     *  regular gregorian
+     *  less three days per 400
+     */
+    if (y > 1800) {
         d -= (y-1701)/100;
         d += (y-1601)/400;
     }
 
-/*
- *  great calendar changeover instant
- */
-
-    if(y > 1752)
+    /*
+     *  great calendar changeover instant
+     */
+    if (y > 1752)
         d += 3;
 
-    return(d%7);
+    return d % 7;
 }

src/cmd/calendar/Makefile

@@ -10,7 +10,7 @@ MANSRC          = calendar.1
 all:            calendar $(MAN)
 
 calendar:          ${OBJS}
-		${CC} ${LDFLAGS} -o calendar.elf ${OBJS} ${LIBS}
+		${LD} ${LDFLAGS} -o calendar.elf ${OBJS} ${LIBS}
 		${OBJDUMP} -S calendar.elf > calendar.dis
 		${SIZE} calendar.elf
 		${ELF2AOUT} calendar.elf $@ && rm calendar.elf

src/cmd/calendar/calendar.c

@@ -56,6 +56,7 @@ static char sccsid[] = "@(#)calendar.c	8.3 (Berkeley) 3/25/94";
 #include <string.h>
 #include <tzfile.h>
 #include <unistd.h>
+#include <strings.h>
 
 #include "pathnames.h"
 
@@ -290,7 +291,7 @@ opencal()
 			return (NULL);
 		errx(1, "no calendar file.");
 	}
-	if (pipe(pdes) < 0) 
+	if (pipe(pdes) < 0)
 		return (NULL);
 	switch (vfork()) {
 	case -1:			/* error */
@@ -339,14 +340,14 @@ closecal(fp)
 	(void)rewind(fp);
 	if (fstat(fileno(fp), &sbuf) || !sbuf.st_size)
 		goto done;
-	if (pipe(pdes) < 0) 
+	if (pipe(pdes) < 0)
 		goto done;
 	switch (vfork()) {
 	case -1:			/* error */
 		(void)close(pdes[0]);
 		(void)close(pdes[1]);
 		goto done;
-	case 0:		
+	case 0:
 		/* child -- set stdin to pipe output */
 		if (pdes[0] != STDIN_FILENO) {
 			(void)dup2(pdes[0], STDIN_FILENO);

src/cmd/cat.c

@@ -9,20 +9,24 @@
  */
 #include <stdio.h>
 #include <stdlib.h>
+#include <unistd.h>
 #include <sys/types.h>
 #include <sys/stat.h>
 
-/* #define OPTSIZE BUFSIZ   /* define this only if not 4.2 BSD or beyond */
+// #define OPTSIZE BUFSIZ   /* define this only if not 4.2 BSD or beyond */
 
 int bflg, eflg, nflg, sflg, tflg, uflg, vflg;
 int spaced, col, lno, inlin, ibsize, obsize;
 
-main(argc, argv)
+static void copyopt(FILE *f);
+static int fastcat(int fd);
+
+int main(argc, argv)
 char **argv;
 {
     int fflg = 0;
-    register FILE *fi;
-    register c;
+    FILE *fi;
+    int c;
     int dev, ino = -1;
     struct stat statb;
     int retval = 0;
@@ -121,10 +125,10 @@ char **argv;
     exit(retval);
 }
 
-copyopt(f)
-    register FILE *f;
+void copyopt(f)
+    FILE *f;
 {
-    register int c;
+    int c;
 
 top:
     c = getc(f);
@@ -168,11 +172,11 @@ top:
     goto top;
 }
 
-fastcat(fd)
-register int fd;
+int fastcat(fd)
+int fd;
 {
-    register int    buffsize, n, nwritten, offset;
-    register char   *buff;
+    int    buffsize, n, nwritten, offset;
+    char   *buff;
     struct stat statbuff;
 
 #ifndef OPTSIZE

src/cmd/cb.c

@@ -1,104 +1,107 @@
 #include <stdio.h>
 
 int slevel[10];
-int clevel  = 0;
+int clevel = 0;
 int spflg[20][10];
 int sind[20][10];
 int siflev[10];
 int sifflg[10];
-int iflev   = 0;
-int ifflg   = -1;
-int level   = 0;
-int ind[10] = {
-    0,0,0,0,0,0,0,0,0,0 };
-int eflg    = 0;
-int paren   = 0;
-int pflg[10] = {
-    0,0,0,0,0,0,0,0,0,0 };
-char    lchar;
-char    pchar;
-int aflg    = 0;
+int iflev = 0;
+int ifflg = -1;
+int level = 0;
+int ind[10] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
+int eflg = 0;
+int paren = 0;
+int pflg[10] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
+char lchar;
+char pchar;
+int aflg = 0;
 int ct;
 int stabs[20][10];
-int qflg    = 0;
-char    *wif[] = {
-    "if",0};
-char    *welse[] = {
-    "else",0};
-char    *wfor[] = {
-    "for",0};
-char    *wds[] = {
-    "case","default",0};
-int j   = 0;
-char    string[200];
-char    cc;
-int sflg    = 1;
-int peek    = -1;
-int tabs    = 0;
+int qflg = 0;
+char *wif[] = { "if", 0 };
+char *welse[] = { "else", 0 };
+char *wfor[] = { "for", 0 };
+char *wds[] = { "case", "default", 0 };
+int j = 0;
+char string[200];
+char cc;
+int sflg = 1;
+int peek = -1;
+int tabs = 0;
 int lastchar;
 int c;
-int getstr();
 
-putstr()
+static void ptabs(void);
+static int getch(void);
+static int lookup(char *tab[]);
+static void gotelse(void);
+static int getnl(void);
+static void comment(void);
+static int getstr(void);
+
+void putstr()
 {
-    if(j > 0){
-        if(sflg != 0){
+    if (j > 0) {
+        if (sflg != 0) {
             ptabs();
             sflg = 0;
-            if(aflg == 1){
+            if (aflg == 1) {
                 aflg = 0;
-                if(tabs > 0)printf("    ");
+                if (tabs > 0)
+                    printf("    ");
             }
         }
         string[j] = '\0';
-        printf("%s",string);
+        printf("%s", string);
         j = 0;
-    }
-    else{
-        if(sflg != 0){
+    } else {
+        if (sflg != 0) {
             sflg = 0;
             aflg = 0;
         }
     }
 }
 
-main(argc, argv)
-    int argc;
-    char argv[];
+int main(argc, argv)
+int argc;
+char *argv[];
 {
-    while((c = getch()) != EOF){
-        switch(c){
+    while ((c = getch()) != EOF) {
+        switch (c) {
         case ' ':
         case '\t':
-            if(lookup(welse) == 1){
+            if (lookup(welse) == 1) {
                 gotelse();
-                if(sflg == 0 || j > 0)string[j++] = c;
+                if (sflg == 0 || j > 0)
+                    string[j++] = c;
                 putstr();
                 sflg = 0;
                 continue;
             }
-            if(sflg == 0 || j > 0)string[j++] = c;
+            if (sflg == 0 || j > 0)
+                string[j++] = c;
             continue;
         case '\n':
-            if((eflg = lookup(welse)) == 1)gotelse();
+            if ((eflg = lookup(welse)) == 1)
+                gotelse();
             putstr();
             printf("\n");
             sflg = 1;
-            if(eflg == 1){
+            if (eflg == 1) {
                 pflg[level]++;
                 tabs++;
-            }
-            else
-                if(pchar == lchar)
-                    aflg = 1;
+            } else if (pchar == lchar)
+                aflg = 1;
             continue;
         case '{':
-            if(lookup(welse) == 1)gotelse();
+            if (lookup(welse) == 1)
+                gotelse();
             siflev[clevel] = iflev;
             sifflg[clevel] = ifflg;
             iflev = ifflg = 0;
             clevel++;
-            if(sflg == 1 && pflg[level] != 0){
+            if (sflg == 1 && pflg[level] != 0) {
                 pflg[level]--;
                 tabs--;
             }
@@ -109,7 +112,7 @@ main(argc, argv)
             printf("\n");
             tabs++;
             sflg = 1;
-            if(pflg[level] > 0){
+            if (pflg[level] > 0) {
                 ind[level] = 1;
                 level++;
                 slevel[level] = clevel;
@@ -117,26 +120,29 @@ main(argc, argv)
             continue;
         case '}':
             clevel--;
-            if((iflev = siflev[clevel]-1) < 0)iflev = 0;
+            if ((iflev = siflev[clevel] - 1) < 0)
+                iflev = 0;
             ifflg = sifflg[clevel];
-            if(pflg[level] >0 && ind[level] == 0){
+            if (pflg[level] > 0 && ind[level] == 0) {
                 tabs -= pflg[level];
                 pflg[level] = 0;
             }
             putstr();
             tabs--;
             ptabs();
-            if((peek = getch()) == ';'){
-                printf("%c;",c);
+            if ((peek = getch()) == ';') {
+                printf("%c;", c);
                 peek = -1;
-            }
-            else printf("%c",c);
+            } else
+                printf("%c", c);
             getnl();
             putstr();
             printf("\n");
             sflg = 1;
-            if(clevel < slevel[level])if(level > 0)level--;
-            if(ind[level] != 0){
+            if (clevel < slevel[level])
+                if (level > 0)
+                    level--;
+            if (ind[level] != 0) {
                 tabs -= pflg[level];
                 pflg[level] = 0;
                 ind[level] = 0;
@@ -145,18 +151,18 @@ main(argc, argv)
         case '"':
         case '\'':
             string[j++] = c;
-            while((cc = getch()) != c){
+            while ((cc = getch()) != c) {
                 string[j++] = cc;
-                if(cc == '\\'){
+                if (cc == '\\') {
                     string[j++] = getch();
                 }
-                if(cc == '\n'){
+                if (cc == '\n') {
                     putstr();
                     sflg = 1;
                 }
             }
             string[j++] = cc;
-            if(getnl() == 1){
+            if (getnl() == 1) {
                 lchar = cc;
                 peek = '\n';
             }
@@ -164,7 +170,7 @@ main(argc, argv)
         case ';':
             string[j++] = c;
             putstr();
-            if(pflg[level] > 0 && ind[level] == 0){
+            if (pflg[level] > 0 && ind[level] == 0) {
                 tabs -= pflg[level];
                 pflg[level] = 0;
             }
@@ -172,11 +178,14 @@ main(argc, argv)
             putstr();
             printf("\n");
             sflg = 1;
-            if(iflev > 0)
-                if(ifflg == 1){iflev--;
+            if (iflev > 0) {
+                if (ifflg == 1) {
+                    iflev--;
                     ifflg = 0;
+                } else {
+                    iflev = 0;
                 }
-                else iflev = 0;
+            }
             continue;
         case '\\':
             string[j++] = c;
@@ -188,20 +197,19 @@ main(argc, argv)
             continue;
         case ':':
             string[j++] = c;
-            if(qflg == 1){
+            if (qflg == 1) {
                 qflg = 0;
                 continue;
             }
-            if(lookup(wds) == 0){
+            if (lookup(wds) == 0) {
                 sflg = 0;
                 putstr();
-            }
-            else{
+            } else {
                 tabs--;
                 putstr();
                 tabs++;
             }
-            if((peek = getch()) == ';'){
+            if ((peek = getch()) == ';') {
                 printf(";");
                 peek = -1;
             }
@@ -212,7 +220,8 @@ main(argc, argv)
             continue;
         case '/':
             string[j++] = c;
-            if((peek = getch()) != '*')continue;
+            if ((peek = getch()) != '*')
+                continue;
             string[j++] = peek;
             peek = -1;
             comment();
@@ -221,10 +230,11 @@ main(argc, argv)
             paren--;
             string[j++] = c;
             putstr();
-            if(getnl() == 1){
+            if (getnl() == 1) {
                 peek = '\n';
-                if(paren != 0)aflg = 1;
-                else if(tabs > 0){
+                if (paren != 0)
+                    aflg = 1;
+                else if (tabs > 0) {
                     pflg[level]++;
                     tabs++;
                     ind[level] = 0;
@@ -233,7 +243,8 @@ main(argc, argv)
             continue;
         case '#':
             string[j++] = c;
-            while((cc = getch()) != '\n')string[j++] = cc;
+            while ((cc = getch()) != '\n')
+                string[j++] = cc;
             string[j++] = cc;
             sflg = 0;
             putstr();
@@ -242,20 +253,22 @@ main(argc, argv)
         case '(':
             string[j++] = c;
             paren++;
-            if(lookup(wfor) == 1){
-                while((c = getstr()) != ';');
-                ct=0;
-cont:
-                while((c = getstr()) != ')'){
-                    if(c == '(') ct++;
+            if (lookup(wfor) == 1) {
+                while ((c = getstr()) != ';')
+                    ;
+                ct = 0;
+            cont:
+                while ((c = getstr()) != ')') {
+                    if (c == '(')
+                        ct++;
                 }
-                if(ct != 0){
+                if (ct != 0) {
                     ct--;
                     goto cont;
                 }
                 paren--;
                 putstr();
-                if(getnl() == 1){
+                if (getnl() == 1) {
                     peek = '\n';
                     pflg[level]++;
                     tabs++;
@@ -263,7 +276,7 @@ cont:
                 }
                 continue;
             }
-            if(lookup(wif) == 1){
+            if (lookup(wif) == 1) {
                 putstr();
                 stabs[clevel][iflev] = tabs;
                 spflg[clevel][iflev] = pflg[level];
@@ -274,62 +287,71 @@ cont:
             continue;
         default:
             string[j++] = c;
-            if(c != ',')lchar = c;
+            if (c != ',')
+                lchar = c;
         }
     }
 }
 
-ptabs()
+void ptabs()
 {
     int i;
-    for(i=0; i < tabs; i++)printf("\t");
+    for (i = 0; i < tabs; i++)
+        printf("\t");
 }
 
-getch()
+int getch()
 {
-    if(peek < 0 && lastchar != ' ' && lastchar != '\t')pchar = lastchar;
-    lastchar = (peek<0) ? getc(stdin):peek;
+    if (peek < 0 && lastchar != ' ' && lastchar != '\t')
+        pchar = lastchar;
+    lastchar = (peek < 0) ? getc(stdin) : peek;
     peek = -1;
-    return(lastchar);
+    return (lastchar);
 }
 
-lookup(tab)
-    char *tab[];
+int lookup(tab)
+char *tab[];
 {
     char r;
-    int l,kk,k,i;
-    if(j < 1)return(0);
-    kk=0;
-    while(string[kk] == ' ')kk++;
-    for(i=0; tab[i] != 0; i++){
-        l=0;
-        for(k=kk;(r = tab[i][l++]) == string[k] && r != '\0';k++);
-        if(r == '\0' && (string[k] < 'a' || string[k] > 'z' || k >= j))return(1);
+    int l, kk, k, i;
+    if (j < 1)
+        return (0);
+    kk = 0;
+    while (string[kk] == ' ')
+        kk++;
+    for (i = 0; tab[i] != 0; i++) {
+        l = 0;
+        for (k = kk; (r = tab[i][l++]) == string[k] && r != '\0'; k++)
+            ;
+        if (r == '\0' && (string[k] < 'a' || string[k] > 'z' || k >= j))
+            return (1);
     }
-    return(0);
+    return (0);
 }
 
-getstr()
+int getstr()
 {
     char ch;
 beg:
-    if((ch = string[j++] = getch()) == '\\'){
+    if ((ch = string[j++] = getch()) == '\\') {
         string[j++] = getch();
         goto beg;
     }
-    if(ch == '\'' || ch == '"'){
-        while((cc = string[j++] = getch()) != ch)if(cc == '\\')string[j++] = getch();
+    if (ch == '\'' || ch == '"') {
+        while ((cc = string[j++] = getch()) != ch)
+            if (cc == '\\')
+                string[j++] = getch();
         goto beg;
     }
-    if(ch == '\n'){
+    if (ch == '\n') {
         putstr();
         aflg = 1;
         goto beg;
-    }
-    else return(ch);
+    } else
+        return (ch);
 }
 
-gotelse()
+void gotelse()
 {
     tabs = stabs[clevel][iflev];
     pflg[level] = spflg[clevel][iflev];
@@ -337,38 +359,38 @@ gotelse()
     ifflg = 1;
 }
 
-getnl()
+int getnl()
 {
-    while((peek = getch()) == '\t' || peek == ' '){
+    while ((peek = getch()) == '\t' || peek == ' ') {
         string[j++] = peek;
         peek = -1;
     }
-    if((peek = getch()) == '/'){
+    if ((peek = getch()) == '/') {
         peek = -1;
-        if((peek = getch()) == '*'){
+        if ((peek = getch()) == '*') {
             string[j++] = '/';
             string[j++] = '*';
             peek = -1;
             comment();
-        }
-        else string[j++] = '/';
+        } else
+            string[j++] = '/';
     }
-    if((peek = getch()) == '\n'){
+    if ((peek = getch()) == '\n') {
         peek = -1;
-        return(1);
+        return (1);
     }
-    return(0);
+    return (0);
 }
 
-comment()
+void comment()
 {
     int i = j;
 
     while ((c = getch()) != EOF) {
         string[j++] = c;
-        switch(c) {
+        switch (c) {
         case '/':
-            if (j > i + 1 && string[j-2] == '*')
+            if (j > i + 1 && string[j - 2] == '*')
                 return;
             break;
         case '\n':

src/cmd/cc/Makefile

@@ -15,7 +15,7 @@ CFLAGS          += -DVERSSTR=\"1.0\" \
 all:            cc
 
 cc:             $(OBJS)
-		${CC} ${LDFLAGS} -o cc.elf $(OBJS) ${LIBS}
+		${LD} ${LDFLAGS} -o cc.elf $(OBJS) ${LIBS}
 		${OBJDUMP} -S cc.elf > cc.dis
 		${SIZE} cc.elf
 		${ELF2AOUT} cc.elf $@ && rm cc.elf

src/cmd/ccom/Makefile

@@ -22,7 +22,7 @@ MANSRC		= ccom.1
 all:            ccom $(MAN)
 
 ccom:           ${OBJS}
-		${CC} ${LDFLAGS} -o ccom.elf ${OBJS} ${LIBS}
+		${LD} ${LDFLAGS} -o ccom.elf ${OBJS} ${LIBS}
 		${OBJDUMP} -S ccom.elf > ccom.dis
 		${SIZE} ccom.elf
 		${ELF2AOUT} ccom.elf $@ && rm ccom.elf

src/cmd/chflags/Makefile

@@ -14,7 +14,7 @@ MANSRC		= chflags.1
 all:            chflags chflags.0
 
 chflags:        ${OBJS}
-		${CC} ${LDFLAGS} -o chflags.elf ${OBJS} ${LIBS}
+		${LD} ${LDFLAGS} -o chflags.elf ${OBJS} ${LIBS}
 		${OBJDUMP} -S chflags.elf > chflags.dis
 		${SIZE} chflags.elf
 		${ELF2AOUT} chflags.elf $@ && rm chflags.elf

src/cmd/chgrp.c

@@ -16,6 +16,9 @@
 #include <sys/stat.h>
 #include <grp.h>
 #include <pwd.h>
+#include <stdarg.h>
+#include <unistd.h>
+#include <fcntl.h>
 #include <sys/dir.h>
 
 struct  group *gr;
@@ -27,12 +30,18 @@ int status;
 int fflag, rflag;
 static  char    *fchdirmsg = "Can't fchdir() back to starting directory";
 
-main(argc, argv)
+static void fatal(int status, char *fmt, ...);
+static int isnumber(char *s);
+static int Perror(char *s);
+static int error(char *fmt, ...);
+static int chownr(char *dir, uid_t uid, gid_t gid, int savedir);
+
+int main(argc, argv)
     int argc;
     char *argv[];
 {
-    register c, i;
-    register char *cp;
+    int c, i;
+    char *cp;
     int fcurdir;
 
     argc--, argv++;
@@ -107,25 +116,25 @@ ok:
     exit(status);
 }
 
-isnumber(s)
+int isnumber(s)
     char *s;
 {
-    register int c;
+    int c;
 
-    while (c = *s++)
+    while ((c = *s++))
         if (!isdigit(c))
             return (0);
     return (1);
 }
 
-chownr(dir, uid, gid, savedir)
+int chownr(dir, uid, gid, savedir)
     char *dir;
     uid_t   uid;
     gid_t   gid;
     int savedir;
 {
-    register DIR *dirp;
-    register struct direct *dp;
+    DIR *dirp;
+    struct direct *dp;
     struct stat st;
     int ecode;
 
@@ -173,33 +182,37 @@ chownr(dir, uid, gid, savedir)
     return (ecode);
 }
 
-error(fmt, a)
-    char *fmt, *a;
+int verror(char *fmt, va_list args)
 {
-
     if (!fflag) {
         fprintf(stderr, "chgrp: ");
-        fprintf(stderr, fmt, a);
+        vfprintf(stderr, fmt, args);
         putc('\n', stderr);
     }
     return (!fflag);
 }
 
-/* VARARGS */
-fatal(status, fmt, a)
-    int status;
-    char *fmt, *a;
+int error(char *fmt, ...)
 {
+    va_list args;
+    va_start(args, fmt);
+    int status = verror(fmt, args);
+    va_end(args);
+    return status;
+}
 
+void fatal(int status, char *fmt, ...)
+{
+    va_list args;
+    va_start(args, fmt);
     fflag = 0;
-    (void) error(fmt, a);
+    verror(fmt, args);
+    va_end(args);
     exit(status);
 }
 
-Perror(s)
-    char *s;
+int Perror(char *s)
 {
-
     if (!fflag) {
         fprintf(stderr, "chgrp: ");
         perror(s);

src/cmd/chmod.c

@@ -12,6 +12,9 @@
  */
 #include <stdio.h>
 #include <stdlib.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdarg.h>
 #include <sys/types.h>
 #include <sys/file.h>
 #include <sys/stat.h>
@@ -24,11 +27,21 @@ int status;
 int fflag;
 int rflag;
 
-main(argc, argv)
+static void fatal(int status, char *fmt, ...);
+static int Perror(char *s);
+static int error(char *fmt, ...);
+static int newmode(unsigned nm);
+static int chmodr(char *dir, int mode, int savedir);
+static int abss(void);
+static int who(void);
+static int what(void);
+static int where(int om);
+
+int main(argc, argv)
     char *argv[];
 {
-    register char *p, *flags;
-    register int i;
+    char *p, *flags;
+    int i;
     struct stat st;
     int fcurdir;
 
@@ -89,13 +102,13 @@ done:
     exit(status);
 }
 
-chmodr(dir, mode, savedir)
+int chmodr(dir, mode, savedir)
     char *dir;
     int mode;
     int savedir;
 {
-    register DIR *dirp;
-    register struct direct *dp;
+    DIR *dirp;
+    struct direct *dp;
     struct stat st;
     int ecode;
 
@@ -140,32 +153,37 @@ chmodr(dir, mode, savedir)
     return (ecode);
 }
 
-error(fmt, a)
-    char *fmt, *a;
+int verror(char *fmt, va_list args)
 {
-
     if (!fflag) {
         fprintf(stderr, "chmod: ");
-        fprintf(stderr, fmt, a);
+        vfprintf(stderr, fmt, args);
         putc('\n', stderr);
     }
     return (!fflag);
 }
 
-fatal(status, fmt, a)
-    int status;
-    char *fmt, *a;
+int error(char *fmt, ...)
 {
+    va_list args;
+    va_start(args, fmt);
+    int status = verror(fmt, args);
+    va_end(args);
+    return status;
+}
 
+void fatal(int status, char *fmt, ...)
+{
+    va_list args;
+    va_start(args, fmt);
     fflag = 0;
-    (void) error(fmt, a);
+    verror(fmt, args);
+    va_end(args);
     exit(status);
 }
 
-Perror(s)
-    char *s;
+int Perror(char *s)
 {
-
     if (!fflag) {
         fprintf(stderr, "chmod: ");
         perror(s);
@@ -173,10 +191,10 @@ Perror(s)
     return (!fflag);
 }
 
-newmode(nm)
+int newmode(nm)
     unsigned nm;
 {
-    register o, m, b;
+    int o, m, b;
     int savem;
 
     ms = modestring;
@@ -186,7 +204,7 @@ newmode(nm)
         return (m);
     do {
         m = who();
-        while (o = what()) {
+        while ((o = what())) {
             b = where(nm);
             switch (o) {
             case '+':
@@ -207,9 +225,9 @@ newmode(nm)
     return (nm);
 }
 
-abss()
+int abss()
 {
-    register c, i;
+    int c, i;
 
     i = 0;
     while ((c = *ms++) >= '0' && c <= '7')
@@ -229,9 +247,9 @@ abss()
 #define SETID   06000   /* set[ug]id */
 #define STICKY  01000   /* sticky bit */
 
-who()
+int who()
 {
-    register m;
+    int m;
 
     m = 0;
     for (;;) switch (*ms++) {
@@ -255,7 +273,7 @@ who()
     }
 }
 
-what()
+int what()
 {
 
     switch (*ms) {
@@ -267,10 +285,10 @@ what()
     return (0);
 }
 
-where(om)
-    register om;
+int where(om)
+    int om;
 {
-    register m;
+    int m;
 
     m = 0;
     switch (*ms) {

src/cmd/chown/Makefile

@@ -1,7 +1,7 @@
 TOPSRC		= $(shell cd ../../..; pwd)
 include $(TOPSRC)/target.mk
 
-CFLAGS          = -O
+CFLAGS          = -O -Werror
 SRCS            = chown.c
 OBJS            = chown.o
 MAN             = chown.0
@@ -10,7 +10,7 @@ MANSRC          = chown.8
 all:            chown $(MAN)
 
 chown:          ${OBJS}
-		${CC} ${LDFLAGS} -o chown.elf ${OBJS} ${LIBS}
+		${LD} ${LDFLAGS} -o chown.elf ${OBJS} ${LIBS}
 		${OBJDUMP} -S chown.elf > chown.dis
 		${SIZE} chown.elf
 		${ELF2AOUT} chown.elf $@ && rm chown.elf

src/cmd/chown/chown.c

@@ -17,6 +17,8 @@
 #include <sys/dir.h>
 #include <grp.h>
 #include <strings.h>
+#include <unistd.h>
+#include <fcntl.h>
 
 static	char	*fchdirmsg = "Can't fchdir() back to starting directory";
 struct	passwd *pwd;
@@ -27,88 +29,52 @@ int	status;
 int	fflag;
 int	rflag;
 
-main(argc, argv)
-	char *argv[];
-{
-	register int c;
-	register gid_t gid;
-	register char *cp, *group;
-	struct group *grp;
-	int	fcurdir;
-
-	argc--, argv++;
-	while (argc > 0 && argv[0][0] == '-') {
-		for (cp = &argv[0][1]; *cp; cp++) switch (*cp) {
-
-		case 'f':
-			fflag++;
-			break;
-
-		case 'R':
-			rflag++;
-			break;
-
-		default:
-			fatal(255, "unknown option: %c", *cp);
-		}
-		argv++, argc--;
-	}
-	if (argc < 2) {
-		fprintf(stderr, "usage: chown [-fR] owner[.group] file ...\n");
-		exit(-1);
-	}
-	gid = -1;
-	group = index(argv[0], '.');
-	if (group != NULL) {
-		*group++ = '\0';
-		if (!isnumber(group)) {
-			if ((grp = getgrnam(group)) == NULL)
-				fatal(255, "unknown group: %s",group);
-			gid = grp -> gr_gid;
-			(void) endgrent();
-		} else if (*group != '\0')
-			gid = atoi(group);
-	}
-	if (!isnumber(argv[0])) {
-		if ((pwd = getpwnam(argv[0])) == NULL)
-			fatal(255, "unknown user id: %s",argv[0]);
-		uid = pwd->pw_uid;
-	} else
-		uid = atoi(argv[0]);
-
-	fcurdir = open(".", O_RDONLY);
-	if	(fcurdir < 0)
-		fatal(255, "Can't open .");
-
-	for (c = 1; c < argc; c++) {
-		/* do stat for directory arguments */
-		if (lstat(argv[c], &stbuf) < 0) {
-			status += Perror(argv[c]);
-			continue;
-		}
-		if (rflag && ((stbuf.st_mode&S_IFMT) == S_IFDIR)) {
-			status += chownr(argv[c], uid, gid, fcurdir);
-			continue;
-		}
-		if (chown(argv[c], uid, gid)) {
-			status += Perror(argv[c]);
-			continue;
-		}
-	}
-	exit(status);
-}
-
+int
 isnumber(s)
 	char *s;
 {
-	register c;
+	int c;
 
-	while(c = *s++)
+	while ((c = *s++))
 		if (!isdigit(c))
 			return (0);
 	return (1);
 }
 
+int
+Perror(s)
+	char *s;
+{
+	if (!fflag) {
+		fprintf(stderr, "chown: ");
+		perror(s);
+	}
+	return (!fflag);
+}
+
+int
+error(fmt, a)
+	char *fmt, *a;
+{
+	if (!fflag) {
+		fprintf(stderr, "chown: ");
+		fprintf(stderr, fmt, a);
+		putc('\n', stderr);
+	}
+	return (!fflag);
+}
+
+void
+fatal(status, fmt, a)
+	int status;
+	char *fmt, *a;
+{
+	fflag = 0;
+	(void) error(fmt, a);
+	exit(status);
+}
+
+int
 chownr(dir, uid, gid, savedir)
 	char *dir;
 {
@@ -150,41 +116,80 @@ chownr(dir, uid, gid, savedir)
 		    (ecode = Perror(dp->d_name)))
 			break;
 	}
-	if	(fchdir(savedir) < 0)
-		fatal(255, fchdirmsg);
+	if (fchdir(savedir) < 0)
+		fatal(255, fchdirmsg, "");
 	closedir(dirp);
 	return (ecode);
 }
 
-error(fmt, a)
-	char *fmt, *a;
+int
+main(argc, argv)
+	char *argv[];
 {
+	register int c;
+	register gid_t gid;
+	register char *cp, *group;
+	struct group *grp;
+	int	fcurdir;
 
-	if (!fflag) {
-		fprintf(stderr, "chown: ");
-		fprintf(stderr, fmt, a);
-		putc('\n', stderr);
+	argc--, argv++;
+	while (argc > 0 && argv[0][0] == '-') {
+		for (cp = &argv[0][1]; *cp; cp++) switch (*cp) {
+
+		case 'f':
+			fflag++;
+			break;
+
+		case 'R':
+			rflag++;
+			break;
+
+		default:
+			fatal(255, "unknown option: %c", (char*)(int)*cp);
+		}
+		argv++, argc--;
 	}
-	return (!fflag);
-}
+	if (argc < 2) {
+		fprintf(stderr, "usage: chown [-fR] owner[.group] file ...\n");
+		exit(-1);
+	}
+	gid = -1;
+	group = index(argv[0], '.');
+	if (group != NULL) {
+		*group++ = '\0';
+		if (!isnumber(group)) {
+			if ((grp = getgrnam(group)) == NULL)
+				fatal(255, "unknown group: %s", group);
+			gid = grp -> gr_gid;
+			(void) endgrent();
+		} else if (*group != '\0')
+			gid = atoi(group);
+	}
+	if (!isnumber(argv[0])) {
+		if ((pwd = getpwnam(argv[0])) == NULL)
+			fatal(255, "unknown user id: %s", argv[0]);
+		uid = pwd->pw_uid;
+	} else
+		uid = atoi(argv[0]);
 
-fatal(status, fmt, a)
-	int status;
-	char *fmt, *a;
-{
+	fcurdir = open(".", O_RDONLY);
+	if	(fcurdir < 0)
+		fatal(255, "Can't open .", "");
 
-	fflag = 0;
-	(void) error(fmt, a);
+	for (c = 1; c < argc; c++) {
+		/* do stat for directory arguments */
+		if (lstat(argv[c], &stbuf) < 0) {
+			status += Perror(argv[c]);
+			continue;
+		}
+		if (rflag && ((stbuf.st_mode&S_IFMT) == S_IFDIR)) {
+			status += chownr(argv[c], uid, gid, fcurdir);
+			continue;
+		}
+		if (chown(argv[c], uid, gid)) {
+			status += Perror(argv[c]);
+			continue;
+		}
+	}
 	exit(status);
 }
-
-Perror(s)
-	char *s;
-{
-
-	if (!fflag) {
-		fprintf(stderr, "chown: ");
-		perror(s);
-	}
-	return (!fflag);
-}

src/cmd/chpass/Makefile

@@ -27,7 +27,7 @@ MANSRC		= chpass.1
 all:            chpass chpass.0
 
 chpass:         ${OBJS}
-		${CC} ${LDFLAGS} -o chpass.elf ${OBJS} ${LIBS}
+		${LD} ${LDFLAGS} -o chpass.elf ${OBJS} ${LIBS}
 		${OBJDUMP} -S chpass.elf > chpass.dis
 		${SIZE} chpass.elf
 		${ELF2AOUT} chpass.elf $@ && rm chpass.elf

src/cmd/chpass/chpass.c

@@ -20,6 +20,7 @@
 #include <sys/signal.h>
 #include <sys/time.h>
 #include <sys/resource.h>
+#include <sys/wait.h>
 #include <pwd.h>
 #include <errno.h>
 #include <stdio.h>
@@ -29,6 +30,7 @@
 #include <stdlib.h>
 #include <unistd.h>
 #include <paths.h>
+#include <fcntl.h>
 #include "chpass.h"
 
 char e1[] = ": ";
@@ -57,6 +59,16 @@ struct entry list[] = {
 
 uid_t uid;
 
+void loadpw(char *arg, struct passwd *pw);
+void usage(void);
+int info(struct passwd *pw);
+int copy(struct passwd *pw, FILE *fp);
+int makedb(char *file);
+int edit(char *file);
+int check(FILE *fp, struct passwd *pw);
+int prompt(void);
+
+int
 main(argc, argv)
 	int argc;
 	char **argv;
@@ -70,7 +82,6 @@ main(argc, argv)
 	int aflag, ch, fd;
 	char *fend, *passwd, *temp, *tend;
 	char from[MAXPATHLEN], to[MAXPATHLEN];
-	char *getusershell();
 
 	uid = getuid();
 	aflag = 0;
@@ -220,6 +231,7 @@ bad:		(void)fprintf(stderr, "%s unchanged.\n", _PATH_SHADOW);
 	exit(0);
 }
 
+int
 info(pw)
 	struct passwd *pw;
 {
@@ -268,6 +280,7 @@ info(pw)
 	return(rval);
 }
 
+int
 check(fp, pw)
 	FILE *fp;
 	struct passwd *pw;
@@ -331,6 +344,7 @@ check(fp, pw)
 	return(1);
 }
 
+int
 copy(pw, fp)
 	struct passwd *pw;
 	FILE *fp;
@@ -371,6 +385,7 @@ copy(pw, fp)
 	return(1);
 }
 
+int
 makedb(file)
 	char *file;
 {
@@ -384,14 +399,17 @@ makedb(file)
 	return(w == -1 || status);
 }
 
+int
 edit(file)
 	char *file;
 {
 	int status, pid, w;
 	char *p, *editor, *getenv();
 
-	if (editor = getenv("EDITOR")) {
-		if (p = rindex(editor, '/'))
+	editor = getenv("EDITOR");
+	if (editor) {
+	        p = rindex(editor, '/');
+		if (p)
 			++p;
 		else
 			p = editor;
@@ -408,6 +426,7 @@ edit(file)
 	return(w == -1 || status);
 }
 
+void
 loadpw(arg, pw)
 	char *arg;
 	register struct passwd *pw;
@@ -432,6 +451,7 @@ bad:		(void)fprintf(stderr, "chpass: bad password list.\n");
 	}
 }
 
+int
 prompt()
 {
 	register int c;
@@ -447,6 +467,7 @@ prompt()
 	/* NOTREACHED */
 }
 
+void
 usage()
 {
 	(void)fprintf(stderr, "usage: chpass [-a list] [user]\n");

src/cmd/chpass/chpass.h

@@ -22,3 +22,5 @@ struct entry {
 };
 
 extern uid_t uid;
+
+void print(FILE *fp, struct passwd *pw);

src/cmd/chpass/field.c

@@ -23,9 +23,12 @@
 #include <stdio.h>
 #include <ctype.h>
 #include <paths.h>
+#include <stdlib.h>
+#include <unistd.h>
 #include "chpass.h"
 
 /* ARGSUSED */
+int
 p_login(p, pw, ep)
 	char *p;
 	struct passwd *pw;
@@ -57,6 +60,7 @@ p_login(p, pw, ep)
 }
 
 /* ARGSUSED */
+int
 p_passwd(p, pw, ep)
 	char *p;
 	struct passwd *pw;
@@ -73,6 +77,7 @@ p_passwd(p, pw, ep)
 }
 
 /* ARGSUSED */
+int
 p_uid(p, pw, ep)
 	register char *p;
 	struct passwd *pw;
@@ -99,6 +104,7 @@ p_uid(p, pw, ep)
 }
 
 /* ARGSUSED */
+int
 p_gid(p, pw, ep)
 	register char *p;
 	struct passwd *pw;
@@ -131,6 +137,7 @@ p_gid(p, pw, ep)
 }
 
 /* ARGSUSED */
+int
 p_gecos(p, pw, ep)
 	char *p;
 	struct passwd *pw;
@@ -146,6 +153,7 @@ p_gecos(p, pw, ep)
 }
 
 /* ARGSUSED */
+int
 p_hdir(p, pw, ep)
 	char *p;
 	struct passwd *pw;
@@ -163,13 +171,13 @@ p_hdir(p, pw, ep)
 }
 
 /* ARGSUSED */
+int
 p_shell(p, pw, ep)
 	register char *p;
 	struct passwd *pw;
 	struct entry *ep;
 {
 	register char *sh, *t;
-	char *getusershell();
 
 	if (!*p) {
 		pw->pw_shell = _PATH_BSHELL;

src/cmd/chpass/util.c

@@ -19,7 +19,10 @@
 #include <pwd.h>
 #include <stdio.h>
 #include <string.h>
+#include <strings.h>
 #include <ctype.h>
+#include <stdlib.h>
+#include <unistd.h>
 #include <paths.h>
 #include "chpass.h"
 
@@ -46,6 +49,7 @@ ttoa(tval)
 	return(tbuf);
 }
 
+int
 atot(p, store)
 	char *p;
 	time_t *store;
@@ -109,13 +113,13 @@ bad:		return(1);
 	return(0);
 }
 
+void
 print(fp, pw)
 	register FILE *fp;
 	struct passwd *pw;
 {
 	register char *p;
 	char	*bp;
-	char *getusershell(), *ttoa();
 
 	fprintf(fp, "#Changing user database information for %s.\n",
 	    pw->pw_name);

src/cmd/chroot/Makefile

@@ -25,7 +25,7 @@ MANSRC          = chroot.8
 all:            chroot ${MAN}
 
 chroot:         ${OBJS}
-		${CC} ${LDFLAGS} -o chroot.elf ${OBJS} ${LIBS}
+		${LD} ${LDFLAGS} -o chroot.elf ${OBJS} ${LIBS}
 		${OBJDUMP} -S chroot.elf > chroot.dis
 		${SIZE} chroot.elf
 		${ELF2AOUT} chroot.elf $@ && rm chroot.elf

src/cmd/chroot/chroot.c

@@ -18,8 +18,18 @@
 #include <stdlib.h>
 #include <unistd.h>
 #include <paths.h>
+#include <string.h>
 
-main(argc, argv)
+void fatal(msg)
+	char *msg;
+{
+	extern int errno;
+
+	fprintf(stderr, "chroot: %s: %s\n", msg, strerror(errno));
+	exit(1);
+}
+
+int main(argc, argv)
 	int argc;
 	char **argv;
 {
@@ -43,12 +53,3 @@ main(argc, argv)
 	}
 	/* NOTREACHED */
 }
-
-fatal(msg)
-	char *msg;
-{
-	extern int errno;
-
-	fprintf(stderr, "chroot: %s: %s\n", msg, strerror(errno));
-	exit(1);
-}

src/cmd/cmp.c

@@ -9,34 +9,36 @@
  * software without specific written prior permission. This software
  * is provided ``as is'' without express or implied warranty.
  */
-#include <sys/param.h>
-#include <sys/file.h>
-#include <sys/stat.h>
-#include <stdio.h>
-#include <stdlib.h>
 #include <ctype.h>
 #include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <strings.h>
+#include <fcntl.h>
+#include <sys/file.h>
+#include <sys/param.h>
+#include <sys/stat.h>
 
-#define DIFF    1           /* found differences */
-#define ERR 2           /* error during run */
-#define NO  0           /* no/false */
-#define OK  0           /* didn't find differences */
-#define YES 1           /* yes/true */
+#define DIFF 1 /* found differences */
+#define ERR 2  /* error during run */
+#define NO 0   /* no/false */
+#define OK 0   /* didn't find differences */
+#define YES 1  /* yes/true */
 
-static int  fd1, fd2,       /* file descriptors */
-        silent = NO;        /* if silent run */
-static short    all = NO;       /* if report all differences */
-static u_char   buf1[MAXBSIZE],     /* read buffers */
-        buf2[MAXBSIZE];
-static char *file1, *file2;     /* file names */
+static int fd1, fd2,          /* file descriptors */
+    silent = NO;              /* if silent run */
+static short all = NO;        /* if report all differences */
+static u_char buf1[MAXBSIZE], /* read buffers */
+    buf2[MAXBSIZE];
+static char *file1, *file2; /* file names */
 
 /*
  * error --
  *  print I/O error message and die
  */
-static
-error(filename)
-    char *filename;
+static void error(char *filename)
 {
     extern int errno;
     int sverrno;
@@ -54,9 +56,7 @@ error(filename)
  * endoffile --
  *  print end-of-file message and exit indicating the files were different
  */
-static
-endoffile(filename)
-    char *filename;
+static void endoffile(char *filename)
 {
     /* 32V put this message on stdout, S5 does it on stderr. */
     if (!silent)
@@ -68,14 +68,13 @@ endoffile(filename)
  * skip --
  *  skip first part of file
  */
-static
-skip(dist, fd, fname)
-    register u_long dist;       /* length in bytes, to skip */
-    register int    fd;     /* file descriptor */
-    char    *fname;         /* file name for error */
+static void skip(
+    u_long dist,    /* length in bytes, to skip */
+    int fd,         /* file descriptor */
+    char *fname)    /* file name for error */
 {
-    register int    rlen;       /* read length */
-    register int    nread;
+    register int rlen; /* read length */
+    register int nread;
 
     for (; dist; dist -= rlen) {
         rlen = MIN(dist, sizeof(buf1));
@@ -88,18 +87,17 @@ skip(dist, fd, fname)
     }
 }
 
-static
-cmp()
+static void cmp()
 {
-    register u_char *C1, *C2;   /* traveling pointers */
-    register int    cnt,        /* counter */
-            len1, len2; /* read lengths */
-    register long   byte,       /* byte count */
-            line;       /* line count */
-    short   dfound = NO;        /* if difference found */
+    register u_char *C1, *C2; /* traveling pointers */
+    register int cnt,         /* counter */
+        len1, len2;           /* read lengths */
+    register long byte,       /* byte count */
+        line;                 /* line count */
+    short dfound = NO;        /* if difference found */
 
     for (byte = 0, line = 1;;) {
-        switch(len1 = read(fd1, buf1, MAXBSIZE)) {
+        switch (len1 = read(fd1, buf1, MAXBSIZE)) {
         case -1:
             error(file1);
         case 0:
@@ -107,13 +105,13 @@ cmp()
              * read of file 1 just failed, find out
              * if there's anything left in file 2
              */
-            switch(read(fd2, buf2, 1)) {
-                case -1:
-                    error(file2);
-                case 0:
-                    exit(dfound ? DIFF : OK);
-                default:
-                    endoffile(file1);
+            switch (read(fd2, buf2, 1)) {
+            case -1:
+                error(file2);
+            case 0:
+                exit(dfound ? DIFF : OK);
+            default:
+                endoffile(file1);
             }
         }
         /*
@@ -133,18 +131,17 @@ cmp()
                     if (*C1 != *C2)
                         printf("%6ld %3o %3o\n", byte, *C1, *C2);
                 }
-            }
-            else for (C1 = buf1, C2 = buf2;; ++C1, ++C2) {
-                ++byte;
-                if (*C1 != *C2) {
-                    printf("%s %s differ: char %ld, line %ld\n", file1, file2, byte, line);
-                    exit(DIFF);
+            } else
+                for (C1 = buf1, C2 = buf2;; ++C1, ++C2) {
+                    ++byte;
+                    if (*C1 != *C2) {
+                        printf("%s %s differ: char %ld, line %ld\n", file1, file2, byte, line);
+                        exit(DIFF);
+                    }
+                    if (*C1 == '\n')
+                        ++line;
                 }
-                if (*C1 == '\n')
-                    ++line;
-            }
-        }
-        else {
+        } else {
             byte += len2;
             /*
              * here's the real performance problem, we've got to
@@ -171,44 +168,37 @@ cmp()
  * otoi --
  *  octal/decimal string to u_long
  */
-static u_long
-otoi(C)
-    register char   *C;     /* argument string */
+static u_long otoi(char *C)
 {
-    register u_long val;        /* return value */
-    register int    base;       /* number base */
+    register u_long val; /* return value */
+    register int base;   /* number base */
 
     base = (*C == '0') ? 8 : 10;
     for (val = 0; isdigit(*C); ++C)
         val = val * base + *C - '0';
-    return(val);
+    return (val);
 }
 
 /*
  * usage --
  *  print usage and die
  */
-static
-usage()
+static void usage()
 {
     fputs("usage: cmp [-ls] file1 file2 [skip1] [skip2]\n", stderr);
     exit(ERR);
 }
 
-main(argc, argv)
-    int argc;
-    char    **argv;
+int main(int argc, char **argv)
 {
-    extern char *optarg;
-    extern int  optind;
     int ch;
 
     while ((ch = getopt(argc, argv, "ls")) != EOF)
-        switch(ch) {
-        case 'l':       /* print all differences */
+        switch (ch) {
+        case 'l': /* print all differences */
             all = YES;
             break;
-        case 's':       /* silent run */
+        case 's': /* silent run */
             silent = YES;
             break;
         case '?':

src/cmd/col.c

@@ -18,23 +18,27 @@ int cp, lp;
 int ll, llh, mustwr;
 int pcp = 0;
 char *pgmname;
-char    *strcpy();
 
-main (argc, argv)
+static void incr(void);
+static void decr(void);
+static void outc(char c);
+static void emit(char *s, int lineno);
+
+int main(argc, argv)
     int argc; char **argv;
 {
     int i;
     int greek;
-    register int c;
+    int c;
 
     pgmname = argv[0];
 
     for (i = 1; i < argc; i++) {
-        register char *p;
+        char *p;
         if (*argv[i] != '-') {
-            fprintf (stderr, "%s: bad option %s\n",
+            fprintf(stderr, "%s: bad option %s\n",
                 pgmname, argv[i]);
-            exit (2);
+            exit(2);
         }
         for (p = argv[i]+1; *p; p++) {
             switch (*p) {
@@ -51,9 +55,9 @@ main (argc, argv)
                 break;
 
             default:
-                fprintf (stderr, "%s: bad option letter %c\n",
+                fprintf(stderr, "%s: bad option letter %c\n",
                     pgmname, *p);
-                exit (2);
+                exit(2);
             }
         }
     }
@@ -154,13 +158,12 @@ main (argc, argv)
 
     for (i=0; i<PL; i++)
         if (page[(mustwr+i)%PL] != 0)
-            emit (page[(mustwr+i) % PL], mustwr+i-PL);
-    emit (" ", (llh + 1) & -2);
+            emit(page[(mustwr+i) % PL], mustwr+i-PL);
+    emit(" ", (llh + 1) & -2);
     exit(0);
 }
 
-outc (c)
-    register char c;
+void outc(char c)
 {
     if (lp > cp) {
         line = lbuff;
@@ -189,7 +192,7 @@ outc (c)
     if (bflag || *line == '\0' || *line == ' ')
         *line = c;
     else {
-        register char c1, c2, c3;
+        char c1, c2, c3;
         c1 = *++line;
         *line++ = '\b';
         c2 = *line;
@@ -205,22 +208,22 @@ outc (c)
     }
 }
 
-store (lno)
+void store(lno)
 {
     lno %= PL;
     if (page[lno] != 0)
-        free (page[lno]);
+        free(page[lno]);
     page[lno] = malloc((unsigned)strlen(lbuff) + 2);
     if (page[lno] == 0) {
-        fprintf (stderr, "%s: no storage\n", pgmname);
-        exit (2);
+        fprintf(stderr, "%s: no storage\n", pgmname);
+        exit(2);
     }
-    strcpy (page[lno],lbuff);
+    strcpy(page[lno],lbuff);
 }
 
-fetch(lno)
+void fetch(lno)
 {
-    register char *p;
+    char *p;
 
     lno %= PL;
     p = lbuff;
@@ -229,30 +232,31 @@ fetch(lno)
     line = lbuff;
     lp = 0;
     if (page[lno])
-        strcpy (line, page[lno]);
+        strcpy(line, page[lno]);
 }
-emit (s, lineno)
+
+void emit(s, lineno)
     char *s;
     int lineno;
 {
     static int cline = 0;
-    register int ncp;
-    register char *p;
+    int ncp;
+    char *p;
     static int gflag = 0;
 
     if (*s) {
         while (cline < lineno - 1) {
-            putchar ('\n');
+            putchar('\n');
             pcp = 0;
             cline += 2;
         }
         if (cline != lineno) {
-            putchar (ESC);
-            putchar ('9');
+            putchar(ESC);
+            putchar('9');
             cline++;
         }
         if (pcp)
-            putchar ('\r');
+            putchar('\r');
         pcp = 0;
         p = s;
         while (*p) {
@@ -260,23 +264,23 @@ emit (s, lineno)
             while (*p++ == ' ') {
                 if ((++ncp & 7) == 0 && hflag) {
                     pcp = ncp;
-                    putchar ('\t');
+                    putchar('\t');
                 }
             }
             if (!*--p)
                 break;
             while (pcp < ncp) {
-                putchar (' ');
+                putchar(' ');
                 pcp++;
             }
             if (gflag != (*p & GREEK) && *p != '\b') {
                 if (gflag)
-                    putchar (SI);
+                    putchar(SI);
                 else
-                    putchar (SO);
+                    putchar(SO);
                 gflag ^= GREEK;
             }
-            putchar (*p & ~GREEK);
+            putchar(*p & ~GREEK);
             if (*p++ == '\b')
                 pcp--;
             else
@@ -285,24 +289,24 @@ emit (s, lineno)
     }
 }
 
-incr()
+void incr()
 {
-    store (ll++);
+    store(ll++);
     if (ll > llh)
         llh = ll;
     if (ll >= mustwr && page[ll%PL]) {
-        emit (page[ll%PL], ll - PL);
+        emit(page[ll%PL], ll - PL);
         mustwr++;
-        free (page[ll%PL]);
+        free(page[ll%PL]);
         page[ll%PL] = 0;
     }
-    fetch (ll);
+    fetch(ll);
 }
 
-decr()
+void decr()
 {
     if (ll > mustwr - PL) {
-        store (ll--);
-        fetch (ll);
+        store(ll--);
+        fetch(ll);
     }
 }

src/cmd/comm.c

@@ -7,34 +7,38 @@ int one;
 int two;
 int three;
 
-char    *ldr[3];
+char *ldr[3];
 
 FILE *ib1;
 FILE *ib2;
-FILE *openfil();
-main(argc,argv)
-char    *argv[];
+
+static FILE *openfil(char *s);
+static int rd(FILE *file, char *buf);
+static void wr(char *str, int n);
+static void copy(FILE *ibuf, char *lbuf, int n);
+static int compare(char *a, char *b);
+
+int main(int argc, char *argv[])
 {
     int l;
-    char    lb1[LB],lb2[LB];
+    char lb1[LB], lb2[LB];
 
     ldr[0] = "";
     ldr[1] = "\t";
     ldr[2] = "\t\t";
-    if(argc > 1)  {
-        if(*argv[1] == '-' && argv[1][1] != 0) {
+    if (argc > 1) {
+        if (*argv[1] == '-' && argv[1][1] != 0) {
             l = 1;
-            while(*++argv[1]) {
-                switch(*argv[1]) {
-                case'1':
-                    if(!one) {
+            while (*++argv[1]) {
+                switch (*argv[1]) {
+                case '1':
+                    if (!one) {
                         one = 1;
-                        ldr[1][0] =
-                        ldr[2][l--] = '\0';
+                        ldr[1][0] = ldr[2][l--] = '\0';
                     }
                     break;
                 case '2':
-                    if(!two) {
+                    if (!two) {
                         two = 1;
                         ldr[2][l--] = '\0';
                     }
@@ -43,8 +47,8 @@ char    *argv[];
                     three = 1;
                     break;
                 default:
-                fprintf(stderr,"comm: illegal flag\n");
-                exit(1);
+                    fprintf(stderr, "comm: illegal flag\n");
+                    exit(1);
                 }
             }
             argv++;
@@ -52,118 +56,118 @@ char    *argv[];
         }
     }
 
-    if(argc < 3) {
-        fprintf(stderr,"comm: arg count\n");
+    if (argc < 3) {
+        fprintf(stderr, "comm: arg count\n");
         exit(1);
     }
 
     ib1 = openfil(argv[1]);
     ib2 = openfil(argv[2]);
 
-
-    if(rd(ib1,lb1) < 0) {
-        if(rd(ib2,lb2) < 0) exit(0);
-        copy(ib2,lb2,2);
+    if (rd(ib1, lb1) < 0) {
+        if (rd(ib2, lb2) < 0)
+            exit(0);
+        copy(ib2, lb2, 2);
     }
-    if(rd(ib2,lb2) < 0) copy(ib1,lb1,1);
+    if (rd(ib2, lb2) < 0)
+        copy(ib1, lb1, 1);
 
-    while(1) {
+    while (1) {
+        switch (compare(lb1, lb2)) {
+        case 0:
+            wr(lb1, 3);
+            if (rd(ib1, lb1) < 0) {
+                if (rd(ib2, lb2) < 0)
+                    exit(0);
+                copy(ib2, lb2, 2);
+            }
+            if (rd(ib2, lb2) < 0)
+                copy(ib1, lb1, 1);
+            continue;
 
-        switch(compare(lb1,lb2)) {
+        case 1:
+            wr(lb1, 1);
+            if (rd(ib1, lb1) < 0)
+                copy(ib2, lb2, 2);
+            continue;
 
-            case 0:
-                wr(lb1,3);
-                if(rd(ib1,lb1) < 0) {
-                    if(rd(ib2,lb2) < 0) exit(0);
-                    copy(ib2,lb2,2);
-                }
-                if(rd(ib2,lb2) < 0) copy(ib1,lb1,1);
-                continue;
-
-            case 1:
-                wr(lb1,1);
-                if(rd(ib1,lb1) < 0) copy(ib2,lb2,2);
-                continue;
-
-            case 2:
-                wr(lb2,2);
-                if(rd(ib2,lb2) < 0) copy(ib1,lb1,1);
-                continue;
+        case 2:
+            wr(lb2, 2);
+            if (rd(ib2, lb2) < 0)
+                copy(ib1, lb1, 1);
+            continue;
         }
     }
 }
 
-rd(file,buf)
-FILE *file;
-char *buf;
+int rd(FILE *file, char *buf)
 {
+    int i, c;
 
-    register int i, c;
     i = 0;
-    while((c = getc(file)) != EOF) {
+    while ((c = getc(file)) != EOF) {
         *buf = c;
-        if(c == '\n' || i > LB-2) {
+        if (c == '\n' || i > LB - 2) {
             *buf = '\0';
-            return(0);
+            return (0);
         }
         i++;
         buf++;
     }
-    return(-1);
+    return (-1);
 }
 
-wr(str,n)
-    char    *str;
+void wr(char *str, int n)
 {
+    switch (n) {
+    case 1:
+        if (one)
+            return;
+        break;
 
-    switch(n) {
+    case 2:
+        if (two)
+            return;
+        break;
 
-        case 1:
-            if(one) return;
-            break;
-
-        case 2:
-            if(two) return;
-            break;
-
-        case 3:
-            if(three)   return;
+    case 3:
+        if (three)
+            return;
     }
-    printf("%s%s\n",ldr[n-1],str);
+    printf("%s%s\n", ldr[n - 1], str);
 }
 
-copy(ibuf,lbuf,n)
-FILE *ibuf;
-char *lbuf;
+void copy(FILE *ibuf, char *lbuf, int n)
 {
     do {
-        wr(lbuf,n);
-    } while(rd(ibuf,lbuf) >= 0);
+        wr(lbuf, n);
+    } while (rd(ibuf, lbuf) >= 0);
 
     exit(0);
 }
 
-compare(a,b)
-    char    *a,*b;
+int compare(char *a, char *b)
 {
-    register char *ra,*rb;
+    char *ra, *rb;
 
     ra = --a;
     rb = --b;
-    while(*++ra == *++rb)
-        if(*ra == '\0') return(0);
-    if(*ra < *rb)   return(1);
-    return(2);
+    while (*++ra == *++rb)
+        if (*ra == '\0')
+            return (0);
+    if (*ra < *rb)
+        return (1);
+    return (2);
 }
-FILE *openfil(s)
-char *s;
+
+FILE *openfil(char *s)
 {
     FILE *b;
-    if(s[0]=='-' && s[1]==0)
+    if (s[0] == '-' && s[1] == 0)
         b = stdin;
-    else if((b=fopen(s,"r")) == NULL) {
+    else if ((b = fopen(s, "r")) == NULL) {
         perror(s);
         exit(1);
     }
-    return(b);
+    return (b);
 }

src/cmd/compress/Makefile

@@ -11,7 +11,7 @@ OBJS 		= compress.o
 CFLAGS          += -DUSERMEM=1024 -Wall -Werror
 
 compress: $(OBJS)
-	${CC} ${LDFLAGS} -o $@.elf ${OBJS} ${LIBS}
+	${LD} ${LDFLAGS} -o $@.elf ${OBJS} ${LIBS}
 	${OBJDUMP} -S $@.elf > $@.dis
 	${SIZE} $@.elf
 	${ELF2AOUT} $@.elf $@

src/cmd/cp.c

@@ -11,6 +11,8 @@
 #include <stdlib.h>
 #include <string.h>
 #include <strings.h>
+#include <unistd.h>
+#include <fcntl.h>
 #include <sys/param.h>
 #include <sys/stat.h>
 #include <sys/dir.h>
@@ -20,7 +22,12 @@ int iflag;
 int rflag;
 int pflag;
 
-main(argc, argv)
+static void Perror(char *s);
+static int copy(char *from, char *to);
+static int rcopy(char *from, char *to);
+static int setimes(char *path, struct stat *statp);
+
+int main(argc, argv)
     int argc;
     char **argv;
 {
@@ -67,7 +74,7 @@ usage:
     exit(1);
 }
 
-copy(from, to)
+int copy(from, to)
     char *from, *to;
 {
     int fold, fnew, n, exists;
@@ -172,7 +179,7 @@ copy(from, to)
     return (0);
 }
 
-rcopy(from, to)
+int rcopy(from, to)
     char *from, *to;
 {
     DIR *fold = opendir(from);
@@ -225,7 +232,7 @@ setimes(path, statp)
     return (0);
 }
 
-Perror(s)
+void Perror(s)
     char *s;
 {
     fprintf(stderr, "cp: ");

src/cmd/cpp/Makefile

@@ -16,7 +16,7 @@ CFLAGS          += -DGCC_COMPAT -DHAVE_CPP_VARARG_MACRO_GCC
 all:            cpp $(MAN)
 
 cpp:            $(OBJS)
-		${CC} ${LDFLAGS} -o cpp.elf $(OBJS) ${LIBS}
+		${LD} ${LDFLAGS} -o cpp.elf $(OBJS) ${LIBS}
 		${OBJDUMP} -S cpp.elf > cpp.dis
 		${SIZE} cpp.elf
 		${ELF2AOUT} cpp.elf $@ && rm cpp.elf

src/cmd/cron/Makefile

@@ -84,13 +84,13 @@ lint:
 		|grep -v "constant argument to NOT" 2>&1
 
 cron:	$(CRON_OBJ)
-		${CC} ${LDFLAGS} -o $@.elf ${CRON_OBJ} ${LIBS}
+		${LD} ${LDFLAGS} -o $@.elf ${CRON_OBJ} ${LIBS}
 		${OBJDUMP} -S $@.elf > $@.dis
 		${SIZE} $@.elf
 		${ELF2AOUT} $@.elf $@
 
 crontab:	$(CRONTAB_OBJ)
-		${CC} ${LDFLAGS} -o $@.elf ${CRONTAB_OBJ} ${LIBS}
+		${LD} ${LDFLAGS} -o $@.elf ${CRONTAB_OBJ} ${LIBS}
 		${OBJDUMP} -S $@.elf > $@.dis
 		${SIZE} $@.elf
 		${ELF2AOUT} $@.elf $@

src/cmd/cron/compat.c

@@ -15,15 +15,9 @@
  * Paul Vixie          <paul@vix.com>          uunet!decwrl!vixie!paul
  */
 
-#if !defined(lint) && !defined(LINT)
-static char rcsid[] = "$Id: compat.c,v 1.6 1994/01/15 20:43:43 vixie Exp $";
-#endif
-
 /* vix 30dec93 [broke this out of misc.c - see RCS log for history]
  * vix 15jan87 [added TIOCNOTTY, thanks csg@pyramid]
  */
-
-
 #include "cron.h"
 
 #include <stdio.h>
@@ -40,19 +34,18 @@ setsid()
 	int	newpgrp;
 	register int	fd;
 
-	newpgrp = setpgrp(0, getpid());
-	if	((fd = open(_PATH_TTY, 2)) >= 0)
-		{
+	newpgrp = setpgrp();
+
+	if ((fd = open(_PATH_TTY, 2)) >= 0) {
 		(void) ioctl(fd, TIOCNOTTY, (char*)0);
 		(void) close(fd);
-		}
-	if	((fd = open(_PATH_DEVNULL, O_RDWR, 0)) != -1)
-		{
+	}
+	if ((fd = open(_PATH_DEVNULL, O_RDWR, 0)) != -1) {
 		(void)dup2(fd, 0);
 		(void)dup2(fd, 1);
 		(void)dup2(fd, 2);
-		if	(fd > 2)
+		if (fd > 2)
 			(void)close(fd);
-		}
+	}
 	return newpgrp;
 }

src/cmd/cron/compat.h

@@ -15,13 +15,9 @@
  * Paul Vixie          <paul@vix.com>          uunet!decwrl!vixie!paul
  */
 
-/*
- * $Id: compat.h,v 1.8 1994/01/15 20:43:43 vixie Exp $
- */
-
 #ifndef __P
 #define __P(x) ()
-#define const
+//#define const
 #endif
 
 /*****************************************************************/

src/cmd/cron/config.h

@@ -20,10 +20,6 @@
  * $Id: config.h,v 2.6 1994/01/15 20:43:43 vixie Exp $
  */
 
-#if !defined(_PATH_SENDMAIL)
-# define _PATH_SENDMAIL "/usr/lib/sendmail"
-#endif /*SENDMAIL*/
-
 /*
  * these are site-dependent
  */
@@ -49,15 +45,15 @@
 			 * -or0s = Option Readtimeout -- don't time out
 			 */
 
-/* #define MAILCMD "/bin/mail"			/*-*/
-/* #define MAILARGS "%s -d  %s"			/*-*/
+// #define MAILCMD "/bin/mail"			/*-*/
+// #define MAILARGS "%s -d  %s"			/*-*/
 			/* -d = undocumented but common flag: deliver locally?
 			 */
 
-/* #define MAILCMD "/usr/mmdf/bin/submit"	/*-*/
-/* #define MAILARGS "%s -mlrxto %s"		/*-*/
+// #define MAILCMD "/usr/mmdf/bin/submit"	/*-*/
+// #define MAILARGS "%s -mlrxto %s"		/*-*/
 
-/* #define MAIL_DATE				/*-*/
+// #define MAIL_DATE				/*-*/
 			/* should we include an ersatz Date: header in
 			 * generated mail?  if you are using sendmail
 			 * for MAILCMD, it is better to let sendmail
@@ -68,7 +64,7 @@
 			 * defined but neither exists, should crontab(1) be
 			 * usable only by root?
 			 */
-/*#define ALLOW_ONLY_ROOT			/*-*/
+//#define ALLOW_ONLY_ROOT			/*-*/
 
 			/* if you want to use syslog(3) instead of appending
 			 * to CRONDIR/LOG_FILE (/var/cron/log, e.g.), define

src/cmd/cron/cron.c

@@ -14,11 +14,6 @@
  * I'll try to keep a version up to date.  I can be reached as follows:
  * Paul Vixie          <paul@vix.com>          uunet!decwrl!vixie!paul
  */
-
-#if !defined(lint) && defined(DOSCCS)
-static char sccsid[] = "@(#)cron.c 2.11.1 (2.11BSD) 1999/08/05";
-#endif
-
 #define	MAIN_PROGRAM
 
 #include "cron.h"
@@ -138,7 +133,7 @@ static void
 cron_tick(db)
 	cron_db	*db;
 {
- 	register struct tm	*tm = localtime(&TargetTime);
+	register struct tm	*tm = localtime(&TargetTime);
 	register int		minute, hour, dom, month, dow;
 	register user		*u;
 	register entry		*e;
@@ -191,7 +186,7 @@ cron_tick(db)
  */
 static void
 cron_sync() {
- 	register struct tm	*tm;
+	register struct tm	*tm;
 
 	TargetTime = time((time_t*)0);
 	tm = localtime(&TargetTime);

src/cmd/cron/cron.h

@@ -145,12 +145,12 @@
 
 typedef	struct _entry {
 	struct _entry	*next;
-	uid_t		uid;	
+	uid_t		uid;
 	gid_t		gid;
 	char		**envp;
 	char		*cmd;
 	bitstr_t	bit_decl(minute, MINUTE_COUNT);
-	bitstr_t	bit_decl(hour,   HOUR_COUNT);
+	bitstr_t	bit_decl(hour,   HOUR_COUNT+1);
 	bitstr_t	bit_decl(dom,    DOM_COUNT);
 	bitstr_t	bit_decl(month,  MONTH_COUNT);
 	bitstr_t	bit_decl(dow,    DOW_COUNT);
@@ -273,3 +273,5 @@ extern	int	DebugFlags;
 extern	char	*DebugFlagNames[];
 # endif /* DEBUGGING */
 #endif /*MAIN_PROGRAM*/
+
+int swap_uids_back(void);

src/cmd/cron/crontab.c

@@ -21,7 +21,6 @@ static char sccsid[] = "@(#) crontab.c 2.13.1 (2.11BSD) 1999/8/9";
  * vix 02may87 [RCS has the rest of the log]
  * vix 26jan87 [original]
  */
-
 #define	MAIN_PROGRAM
 
 #include "cron.h"
@@ -96,6 +95,7 @@ main(argc, argv)
 	}
 	exitstatus = OK_EXIT;
 	switch (Option) {
+        case opt_unknown:       break;
 	case opt_list:		list_cmd();
 				break;
 	case opt_delete:	delete_cmd();
@@ -109,7 +109,7 @@ main(argc, argv)
 	exit(0);
 	/*NOTREACHED*/
 }
-	
+
 
 static void
 parse_args(argc, argv)
@@ -459,7 +459,7 @@ edit_cmd() {
  done:
 	log_it(RealUser, Pid, "END EDIT", User);
 }
-	
+
 
 /* returns	0	on success
  *		-1	on syntax error

src/cmd/cron/database.c

@@ -15,14 +15,8 @@
  * Paul Vixie          <paul@vix.com>          uunet!decwrl!vixie!paul
  */
 
-#if !defined(lint) && !defined(LINT)
-static char rcsid[] = "$Id: database.c,v 2.8 1994/01/15 20:43:43 vixie Exp $";
-#endif
-
 /* vix 26jan87 [RCS has the log]
  */
-
-
 #include "cron.h"
 #include <fcntl.h>
 #include <sys/stat.h>

src/cmd/cron/do_command.c

@@ -14,13 +14,9 @@
  * I'll try to keep a version up to date.  I can be reached as follows:
  * Paul Vixie          <paul@vix.com>          uunet!decwrl!vixie!paul
  */
-
-#if !defined(lint) && !defined(LINT)
-static char rcsid[] = "$Id: do_command.c,v 2.12 1994/01/15 20:43:43 vixie Exp $";
-#endif
-
 #include "cron.h"
 #include <sys/signal.h>
+#include <grp.h>
 #if defined(SYSLOG)
 # include <syslog.h>
 #endif
@@ -77,7 +73,7 @@ child_process(e, u)
 	/* mark ourselves as different to PS command watchers by upshifting
 	 * our program name.  This has no effect on some kernels.
 	 */
-	for (input_data = ProgramName;  ch = *input_data;  input_data++)
+	for (input_data = ProgramName; (ch = *input_data); input_data++)
 		*input_data = (islower(ch) ? toupper(ch) : ch);
 
 	/* discover some useful and important environment settings
@@ -96,7 +92,7 @@ child_process(e, u)
 	 */
 	pipe(stdin_pipe);	/* child's stdin */
 	pipe(stdout_pipe);	/* child's stdout */
-	
+
 	/* since we are a forked process, we can diddle the command string
 	 * we were passed -- nobody else is going to use it again, right?
 	 *
@@ -106,7 +102,7 @@ child_process(e, u)
 	 * but that happens later.
 	 */
 	escaped = FALSE;
-	for (input_data = e->cmd;  ch = *input_data;  input_data++) {
+	for (input_data = e->cmd; (ch = *input_data); input_data++) {
 		if (escaped) {
 			escaped = FALSE;
 			continue;
@@ -251,7 +247,7 @@ child_process(e, u)
 		 *	%  -> \n
 		 *	\x -> \x	for all x != %
 		 */
-		while (ch = *input_data++) {
+		while ((ch = *input_data++)) {
 			if (escaped) {
 				if (ch != '%')
 					putc('\\', out);
@@ -324,7 +320,7 @@ child_process(e, u)
 				 */
 				mailto = usernm;
 			}
-		
+
 			/* if we are supposed to be mailing, MAILTO will
 			 * be non-NULL.  only in this case should we set
 			 * up the mail command and subjects and stuff...

src/cmd/cron/entry.c

@@ -15,10 +15,6 @@
  * Paul Vixie          <paul@vix.com>          uunet!decwrl!vixie!paul
  */
 
-#if !defined(lint) && defined(DOSCCS)
-static char sccsid[] = "@(#)entry.c 2.12.2 (2.11BSD) 1999/08/05";
-#endif
-
 /* vix 26jan87 [RCS'd; rest of log is in RCS file]
  * vix 01jan87 [added line-level error recovery]
  * vix 31dec86 [added /step to the from-to range, per bob@acornrc]
@@ -26,6 +22,7 @@ static char sccsid[] = "@(#)entry.c 2.12.2 (2.11BSD) 1999/08/05";
  */
 
 #include "cron.h"
+#include <strings.h>
 
 typedef	enum ecode {
 	e_none, e_minute, e_hour, e_dom, e_month, e_dow,
@@ -269,7 +266,7 @@ load_entry(file, error_func, pw, envp)
 	 * too bad we don't know in advance how long it will be, since we
 	 * need to malloc a string for it... so, we limit it to MAX_COMMAND.
 	 * XXX - should use realloc().
-	 */ 
+	 */
 	ch = get_string(cmd, MAX_COMMAND, file, "\n");
 
 	/* a file without a \n before the EOF is rude, so we'll complain...
@@ -319,7 +316,7 @@ get_list(bits, low, high, names, ch, file)
 
 	/* list = range {"," range}
 	 */
-	
+
 	/* clear the bit string, since the default is 'off'.  DONT add an
 	 * extra bit here, that's done in the macro!
 	 */

src/cmd/cron/env.c

@@ -14,15 +14,8 @@
  * I'll try to keep a version up to date.  I can be reached as follows:
  * Paul Vixie          <paul@vix.com>          uunet!decwrl!vixie!paul
  */
-
-#if !defined(lint) && !defined(LINT)
-static char rcsid[] = "$Id: env.c,v 2.7 1994/01/26 02:25:50 vixie Exp vixie $";
-#endif
-
-
 #include "cron.h"
 
-
 char **
 env_init()
 {
@@ -168,7 +161,7 @@ env_get(name, envp)
 	register int	len = strlen(name);
 	register char	*p, *q;
 
-	while (p = *envp++) {
+	while ((p = *envp++)) {
 		if (!(q = strchr(p, '=')))
 			continue;
 		if ((q - p) == len && !strncmp(p, name, len))

src/cmd/cron/externs.h

@@ -14,15 +14,9 @@
  * I'll try to keep a version up to date.  I can be reached as follows:
  * Paul Vixie          <paul@vix.com>          uunet!decwrl!vixie!paul
  */
-
 #include <stdlib.h>
 #include <unistd.h>
 #include <string.h>
 #include <sys/dir.h>
 
 #define DIR_T struct direct
-//#define	WEXITSTATUS(x)	((x).w_retcode)
-//#define	WTERMSIG(x)	((x).w_termsig)
-//#define	WCOREDUMP(x)	((x).w_coredump)
-
-extern	int		setsid __P((void));

src/cmd/cron/job.c

@@ -14,15 +14,8 @@
  * I'll try to keep a version up to date.  I can be reached as follows:
  * Paul Vixie          <paul@vix.com>          uunet!decwrl!vixie!paul
  */
-
-#if !defined(lint) && !defined(LINT)
-static char rcsid[] = "$Id: job.c,v 1.6 1994/01/15 20:43:43 vixie Exp $";
-#endif
-
-
 #include "cron.h"
 
-
 typedef	struct _job {
 	struct _job	*next;
 	entry		*e;

src/cmd/cron/misc.c

@@ -15,15 +15,9 @@
  * Paul Vixie          <paul@vix.com>          uunet!decwrl!vixie!paul
  */
 
-#if !defined(lint) && !defined(LINT)
-static char rcsid[] = "$Id: misc.c,v 2.9 1994/01/15 20:43:43 vixie Exp $";
-#endif
-
 /* vix 26jan87 [RCS has the rest of the log]
  * vix 30dec86 [written]
  */
-
-
 #include "cron.h"
 #include <sys/time.h>
 #include <sys/file.h>
@@ -622,7 +616,7 @@ arpadate(clock)
 	time_t t = clock ?*clock :time(0L);
 	struct tm *tm = localtime(&t);
 	static char ret[30];	/* zone name might be >3 chars */
-	
+
 	(void) sprintf(ret, "%s, %2d %s %2d %02d:%02d:%02d %s",
 		       DowNames[tm->tm_wday],
 		       tm->tm_mday,

src/cmd/cron/popen.c

@@ -22,11 +22,6 @@
 /* this came out of the ftpd sources; it's been modified to avoid the
  * globbing stuff since we don't need it.  also execvp instead of execv.
  */
-
-#if	!defined(lint) && defined(DOSCCS)
-static char sccsid[] = "@(#)popen.c	5.7.2 (2.11BSD) 1999/08/05";
-#endif
-
 #include "cron.h"
 #include <errno.h>
 #include <sys/signal.h>

src/cmd/cron/user.c

@@ -15,17 +15,10 @@
  * Paul Vixie          <paul@vix.com>          uunet!decwrl!vixie!paul
  */
 
-#if !defined(lint) && !defined(LINT)
-static char rcsid[] = "$Id: user.c,v 2.8 1994/01/15 20:43:43 vixie Exp $";
-#endif
-
 /* vix 26jan87 [log is in RCS file]
  */
-
-
 #include "cron.h"
 
-
 void
 free_user(u)
 	user	*u;
@@ -67,7 +60,7 @@ load_user(crontab_fd, pw, name)
 	u->name = strdup(name);
 	u->crontab = NULL;
 
-	/* 
+	/*
 	 * init environment.  this will be copied/augmented for each entry.
 	 */
 	envp = env_init();