fbt/sbase
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Eliminating the getopt disgrace.

Browse Source
This commit is contained in:
Christoph Lohmann
2013-06-14 20:20:47 +02:00
parent 75c97de593
commit 4d38f60685
28 changed files with 724 additions and 476 deletions
Download Patch File Download Diff File Expand all files Collapse all files

57
uname.c
View File

@@ -6,6 +6,13 @@
#include <sys/utsname.h>
#include "util.h"
static void
usage(void)
{
eprintf("usage: %s [-amnrsv]\n", argv0);
exit(1);
}
int
main(int argc, char *argv[])
{
@@ -14,32 +21,30 @@ main(int argc, char *argv[])
bool rflag = false;
bool sflag = false;
bool vflag = false;
char c;
struct utsname u;
while((c = getopt(argc, argv, "amnrsv")) != -1)
switch(c) {
case 'a':
mflag = nflag = rflag = sflag = vflag = true;
break;
case 'm':
mflag = true;
break;
case 'n':
nflag = true;
break;
case 'r':
rflag = true;
break;
case 's':
sflag = true;
break;
case 'v':
vflag = true;
break;
default:
exit(EXIT_FAILURE);
}
ARGBEGIN {
case 'a':
mflag = nflag = rflag = sflag = vflag = true;
break;
case 'm':
mflag = true;
break;
case 'n':
nflag = true;
break;
case 'r':
rflag = true;
break;
case 's':
sflag = true;
break;
case 'v':
vflag = true;
break;
default:
usage();
} ARGEND;
if(uname(&u) == -1)
eprintf("uname:");
@@ -54,5 +59,7 @@ main(int argc, char *argv[])
if(mflag)
putword(u.machine);
putchar('\n');
return EXIT_SUCCESS;
return 0;
}