mirror of
https://github.com/xomboverlord/ldc.git
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[svn r5] Initial commit. Most things are very rough.
This commit is contained in:
Tomas Lindquist Olsen
478
lphobos/std/c/linux/linux.d
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478
lphobos/std/c/linux/linux.d
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@@ -0,0 +1,478 @@
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/* Written by Walter Bright, Christopher E. Miller, and many others.
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* www.digitalmars.com
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* Placed into public domain.
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* Linux(R) is the registered trademark of Linus Torvalds in the U.S. and other
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* countries.
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*/
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module std.c.linux.linux;
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public import std.c.linux.linuxextern;
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public import std.c.linux.pthread;
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private import std.c.stdio;
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alias int pid_t;
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alias int off_t;
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alias uint mode_t;
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alias uint uid_t;
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alias uint gid_t;
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static if (size_t.sizeof == 4)
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alias int ssize_t;
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else
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alias long ssize_t;
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enum : int
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{
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SIGHUP = 1,
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SIGINT = 2,
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SIGQUIT = 3,
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SIGILL = 4,
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SIGTRAP = 5,
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SIGABRT = 6,
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SIGIOT = 6,
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SIGBUS = 7,
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SIGFPE = 8,
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SIGKILL = 9,
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SIGUSR1 = 10,
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SIGSEGV = 11,
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SIGUSR2 = 12,
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SIGPIPE = 13,
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SIGALRM = 14,
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SIGTERM = 15,
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SIGSTKFLT = 16,
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SIGCHLD = 17,
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SIGCONT = 18,
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SIGSTOP = 19,
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SIGTSTP = 20,
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SIGTTIN = 21,
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SIGTTOU = 22,
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SIGURG = 23,
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SIGXCPU = 24,
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SIGXFSZ = 25,
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SIGVTALRM = 26,
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SIGPROF = 27,
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SIGWINCH = 28,
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SIGPOLL = 29,
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SIGIO = 29,
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SIGPWR = 30,
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SIGSYS = 31,
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SIGUNUSED = 31,
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}
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enum
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{
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O_RDONLY = 0,
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O_WRONLY = 1,
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O_RDWR = 2,
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O_CREAT = 0100,
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O_EXCL = 0200,
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O_TRUNC = 01000,
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O_APPEND = 02000,
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}
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struct struct_stat // distinguish it from the stat() function
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{
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ulong st_dev; /// device
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ushort __pad1;
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uint st_ino; /// file serial number
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uint st_mode; /// file mode
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uint st_nlink; /// link count
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uint st_uid; /// user ID of file's owner
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uint st_gid; /// user ID of group's owner
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ulong st_rdev; /// if device then device number
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ushort __pad2;
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int st_size; /// file size in bytes
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int st_blksize; /// optimal I/O block size
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int st_blocks; /// number of allocated 512 byte blocks
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int st_atime;
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uint st_atimensec;
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int st_mtime;
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uint st_mtimensec;
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int st_ctime;
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uint st_ctimensec;
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uint __unused4;
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uint __unused5;
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}
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static assert(struct_stat.sizeof == 88);
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enum : int
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{
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S_IFIFO = 0010000,
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S_IFCHR = 0020000,
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S_IFDIR = 0040000,
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S_IFBLK = 0060000,
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S_IFREG = 0100000,
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S_IFLNK = 0120000,
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S_IFSOCK = 0140000,
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S_IFMT = 0170000,
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S_IREAD = 0000400,
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S_IWRITE = 0000200,
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S_IEXEC = 0000100,
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}
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extern (C)
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{
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int access(char*, int);
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int open(char*, int, ...);
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int read(int, void*, int);
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int write(int, void*, int);
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int close(int);
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int lseek(int, int, int);
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int fstat(int, struct_stat*);
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int lstat(char*, struct_stat*);
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int stat(char*, struct_stat*);
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int chdir(char*);
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int mkdir(char*, int);
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int rmdir(char*);
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char* getcwd(char*, int);
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int chmod(char*, mode_t);
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int fork();
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int dup(int);
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int dup2(int, int);
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int pipe(int[2]);
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pid_t wait(int*);
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int waitpid(pid_t, int*, int);
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uint alarm(uint);
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char* basename(char*);
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//wint_t btowc(int);
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int chown(char*, uid_t, gid_t);
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int chroot(char*);
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size_t confstr(int, char*, size_t);
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int creat(char*, mode_t);
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char* ctermid(char*);
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int dirfd(DIR*);
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char* dirname(char*);
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int fattach(int, char*);
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int fchmod(int, mode_t);
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int fdatasync(int);
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int ffs(int);
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int fmtmsg(int, char*, int, char*, char*, char*);
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int fpathconf(int, int);
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int fseeko(FILE*, off_t, int);
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off_t ftello(FILE*);
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extern char** environ;
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}
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struct timeval
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{
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int tv_sec;
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int tv_usec;
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}
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struct struct_timezone
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{
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int tz_minuteswest;
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int tz_dstime;
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}
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struct tm
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{
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int tm_sec;
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int tm_min;
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int tm_hour;
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int tm_mday;
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int tm_mon;
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int tm_year;
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int tm_wday;
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int tm_yday;
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int tm_isdst;
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int tm_gmtoff;
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int tm_zone;
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}
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extern (C)
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{
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int gettimeofday(timeval*, struct_timezone*);
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__time_t time(__time_t*);
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char* asctime(tm*);
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char* ctime(__time_t*);
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tm* gmtime(__time_t*);
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tm* localtime(__time_t*);
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__time_t mktime(tm*);
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char* asctime_r(tm* t, char* buf);
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char* ctime_r(__time_t* timep, char* buf);
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tm* gmtime_r(__time_t* timep, tm* result);
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tm* localtime_r(__time_t* timep, tm* result);
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}
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/**************************************************************/
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// Memory mapping from <sys/mman.h> and <bits/mman.h>
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enum
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{
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PROT_NONE = 0,
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PROT_READ = 1,
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PROT_WRITE = 2,
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PROT_EXEC = 4,
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}
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// Memory mapping sharing types
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enum
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{ MAP_SHARED = 1,
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MAP_PRIVATE = 2,
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MAP_TYPE = 0x0F,
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MAP_FIXED = 0x10,
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MAP_FILE = 0,
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MAP_ANONYMOUS = 0x20,
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MAP_ANON = 0x20,
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MAP_GROWSDOWN = 0x100,
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MAP_DENYWRITE = 0x800,
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MAP_EXECUTABLE = 0x1000,
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MAP_LOCKED = 0x2000,
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MAP_NORESERVE = 0x4000,
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MAP_POPULATE = 0x8000,
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MAP_NONBLOCK = 0x10000,
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}
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// Values for msync()
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enum
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{ MS_ASYNC = 1,
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MS_INVALIDATE = 2,
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MS_SYNC = 4,
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}
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// Values for mlockall()
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enum
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{
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MCL_CURRENT = 1,
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MCL_FUTURE = 2,
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}
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// Values for mremap()
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enum
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{
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MREMAP_MAYMOVE = 1,
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}
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// Values for madvise
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enum
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{ MADV_NORMAL = 0,
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MADV_RANDOM = 1,
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MADV_SEQUENTIAL = 2,
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MADV_WILLNEED = 3,
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MADV_DONTNEED = 4,
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}
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extern (C)
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{
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void* mmap(void*, size_t, int, int, int, off_t);
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const void* MAP_FAILED = cast(void*)-1;
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int munmap(void*, size_t);
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int mprotect(void*, size_t, int);
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int msync(void*, size_t, int);
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int madvise(void*, size_t, int);
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int mlock(void*, size_t);
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int munlock(void*, size_t);
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int mlockall(int);
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int munlockall();
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void* mremap(void*, size_t, size_t, int);
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int mincore(void*, size_t, ubyte*);
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int remap_file_pages(void*, size_t, int, size_t, int);
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int shm_open(char*, int, int);
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int shm_unlink(char*);
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}
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extern(C)
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{
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enum
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{
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DT_UNKNOWN = 0,
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DT_FIFO = 1,
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DT_CHR = 2,
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DT_DIR = 4,
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DT_BLK = 6,
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DT_REG = 8,
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DT_LNK = 10,
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DT_SOCK = 12,
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DT_WHT = 14,
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}
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struct dirent
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{
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int d_ino;
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off_t d_off;
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ushort d_reclen;
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ubyte d_type;
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char[256] d_name;
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}
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struct DIR
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{
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// Managed by OS.
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}
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DIR* opendir(char* name);
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int closedir(DIR* dir);
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dirent* readdir(DIR* dir);
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void rewinddir(DIR* dir);
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off_t telldir(DIR* dir);
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void seekdir(DIR* dir, off_t offset);
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}
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extern(C)
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{
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private import std.intrinsic;
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int select(int nfds, fd_set* readfds, fd_set* writefds, fd_set* errorfds, timeval* timeout);
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int fcntl(int s, int f, ...);
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enum
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{
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EINTR = 4,
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EINPROGRESS = 115,
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}
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const uint FD_SETSIZE = 1024;
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//const uint NFDBITS = 8 * int.sizeof; // DMD 0.110: 8 * (int).sizeof is not an expression
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const int NFDBITS = 32;
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struct fd_set
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{
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int[FD_SETSIZE / NFDBITS] fds_bits;
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alias fds_bits __fds_bits;
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}
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int FDELT(int d)
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{
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return d / NFDBITS;
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}
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int FDMASK(int d)
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{
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return 1 << (d % NFDBITS);
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}
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// Removes.
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void FD_CLR(int fd, fd_set* set)
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{
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btr(cast(uint*)&set.fds_bits.ptr[FDELT(fd)], cast(uint)(fd % NFDBITS));
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}
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// Tests.
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int FD_ISSET(int fd, fd_set* set)
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{
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return bt(cast(uint*)&set.fds_bits.ptr[FDELT(fd)], cast(uint)(fd % NFDBITS));
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}
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// Adds.
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void FD_SET(int fd, fd_set* set)
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{
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bts(cast(uint*)&set.fds_bits.ptr[FDELT(fd)], cast(uint)(fd % NFDBITS));
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}
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// Resets to zero.
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void FD_ZERO(fd_set* set)
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{
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set.fds_bits[] = 0;
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}
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}
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extern (C)
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{
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/* From <dlfcn.h>
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* See http://www.opengroup.org/onlinepubs/007908799/xsh/dlsym.html
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*/
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const int RTLD_NOW = 0x00002; // Correct for Red Hat 8
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void* dlopen(char* file, int mode);
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int dlclose(void* handle);
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void* dlsym(void* handle, char* name);
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char* dlerror();
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}
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extern (C)
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{
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/* from <pwd.h>
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*/
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struct passwd
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{
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char *pw_name;
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char *pw_passwd;
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uid_t pw_uid;
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gid_t pw_gid;
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char *pw_gecos;
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char *pw_dir;
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char *pw_shell;
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}
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const size_t _SIGSET_NWORDS = 1024 / (8 * uint.sizeof);
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struct sigset_t
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{
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uint[_SIGSET_NWORDS] __val;
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}
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int getpwnam_r(char*, passwd*, void*, size_t, passwd**);
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passwd* getpwnam(char*);
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passwd* getpwuid(uid_t);
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int getpwuid_r(uid_t, passwd*, char*, size_t, passwd**);
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int kill(pid_t, int);
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int sem_close(sem_t*);
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int sigemptyset(sigset_t*);
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int sigfillset(sigset_t*);
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int sigismember(sigset_t*, int);
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int sigsuspend(sigset_t*);
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}
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extern (C)
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{
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/* from semaphore.h
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*/
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struct sem_t
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{
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_pthread_fastlock __sem_lock;
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int __sem_value;
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void* __sem_waiting;
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}
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int sem_init(sem_t*, int, uint);
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int sem_wait(sem_t*);
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int sem_trywait(sem_t*);
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int sem_post(sem_t*);
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int sem_getvalue(sem_t*, int*);
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int sem_destroy(sem_t*);
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}
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extern (C)
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{
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/* from utime.h
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*/
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struct utimbuf
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{
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__time_t actime;
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__time_t modtime;
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}
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int utime(char* filename, utimbuf* buf);
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}
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