Minix/minix
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Importing usr.bin/uname

Browse Source 
Change-Id: I4c316221e288edd839e26a2af4cb59f28bf722c1
This commit is contained in:
Thomas Cort
2013-09-06 21:40:42 -04:00
committed by Lionel Sambuc
parent f5dbfe789e
commit c0c5113989
10 changed files with 279 additions and 199 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
commands/Makefile
View File

@@ -27,7 +27,7 @@ SUBDIR= add_route arp ash at backup btrace \
stty svclog svrctl swifi synctree sysenv \
syslogd tail tcpd tcpdp tcpstat telnet \
telnetd term termcap tget time touch \
truncate udpstat umount uname \
truncate udpstat umount \
unstack update uud uue version vol \
whereis which writeisofs fetch \
zdump zmodem pkgin_cd pkgin_all \

6
commands/uname/Makefile
View File

@@ -1,6 +0,0 @@
PROG= uname
MAN=
LINKS+= ${BINDIR}/uname ${BINDIR}/arch
.include <bsd.prog.mk>

128
commands/uname/uname.c
View File

@@ -1,128 +0,0 @@
/* uname - print system name Author: Earl Chew */
/* Print the following system information as returned by the uname()
* function:
*
* system name Minix
* node name 10.0.2.15
* release name 3.2.1
* version Minix 3.2.1 (GENERIC)
* machine name i686
* arch i386 (Minix specific)
*/
#include <sys/types.h>
#include <sys/utsname.h>
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
/* Define the uname components. */
#define ALL ((unsigned) 0x1F)
#define SYSNAME ((unsigned) 0x01)
#define NODENAME ((unsigned) 0x02)
#define RELEASE ((unsigned) 0x04)
#define VERSION ((unsigned) 0x08)
#define U_MACHINE ((unsigned) 0x10)
#define ARCH ((unsigned) 0x20)
int main(int argc, char **argv );
void print(int fd, ... );
void usage(void );
#ifdef __STDC__
void print(int fd, ...)
#else
void print(fd)
int fd;
#endif
{
/* Print a sequence of strings onto the named channel. */
va_list argp;
char *p;
va_start(argp, fd);
while (1) {
p = va_arg(argp, char *);
if (p == (char *) NULL) break;
write(fd, p, strlen(p));
}
va_end(argp);
}
char *name;
void usage()
{
print(STDERR_FILENO, "Usage: ", name, " -snrvmpa\n", (char *) NULL);
exit(EXIT_FAILURE);
}
int main(argc, argv)
int argc;
char **argv;
{
int info;
char *p;
struct utsname un;
name = strrchr(argv[0], '/');
if (name == NULL) name = argv[0]; else name++;
for (info = 0; argc > 1; argc--, argv++) {
if (argv[1][0] == '-') {
for (p = &argv[1][1]; *p; p++) {
switch (*p) {
case 'a': info |= ALL; break;
case 'm': info |= U_MACHINE; break;
case 'n': info |= NODENAME; break;
case 'r': info |= RELEASE; break;
case 's': info |= SYSNAME; break;
case 'v': info |= VERSION; break;
case 'p': info |= ARCH; break;
default: usage();
}
}
} else {
usage();
}
}
if (info == 0) info = strcmp(name, "arch") == 0 ? ARCH : SYSNAME;
if (uname(&un) != 0) {
print(STDERR_FILENO, "unable to determine uname values\n", (char *) NULL);
exit(EXIT_FAILURE);
}
if ((info & SYSNAME) != 0)
print(STDOUT_FILENO, un.sysname, (char *) NULL);
if ((info & NODENAME) != 0) {
if ((info & (SYSNAME)) != 0)
print(STDOUT_FILENO, " ", (char *) NULL);
print(STDOUT_FILENO, un.nodename, (char *) NULL);
}
if ((info & RELEASE) != 0) {
if ((info & (SYSNAME|NODENAME)) != 0)
print(STDOUT_FILENO, " ", (char *) NULL);
print(STDOUT_FILENO, un.release, (char *) NULL);
}
if ((info & VERSION) != 0) {
if ((info & (SYSNAME|NODENAME|RELEASE)) != 0)
print(STDOUT_FILENO, " ", (char *) NULL);
print(STDOUT_FILENO, un.version, (char *) NULL);
}
if ((info & U_MACHINE) != 0) {
if ((info & (SYSNAME|NODENAME|RELEASE|VERSION)) != 0)
print(STDOUT_FILENO, " ", (char *) NULL);
print(STDOUT_FILENO, un.machine, (char *) NULL);
}
if ((info & ARCH) != 0) {
if ((info & (SYSNAME|NODENAME|RELEASE|VERSION|U_MACHINE)) != 0)
print(STDOUT_FILENO, " ", (char *) NULL);
print(STDOUT_FILENO, un.arch, (char *) NULL);
}
print(STDOUT_FILENO, "\n", (char *) NULL);
return EXIT_SUCCESS;
}