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Support arg parsing for uname

This commit is contained in:
K. Lange 2018-02-25 23:05:30 +09:00 committed by Kevin Lange
parent 89f2a45ad9
commit 1d4989aa5f
1 changed files with 30 additions and 28 deletions
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58
uname.c
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@ -48,36 +48,38 @@ int main(int argc, char * argv[]) {
int flags = 0;
int space = 0;
#if 0
while ((c = getopt(argc, argv, "ahmnrsv")) != -1) {
switch (c) {
case 'a':
flags |= FLAG_ALL;
break;
case 's':
flags |= FLAG_SYSNAME;
break;
case 'n':
flags |= FLAG_NODENAME;
break;
case 'r':
flags |= FLAG_RELEASE;
break;
case 'v':
flags |= FLAG_VERSION;
break;
case 'm':
flags |= FLAG_MACHINE;
break;
case 'h':
default:
show_usage(argc, argv);
break;
for (int i = 1; i < argc; ++i) {
if (argv[i][0] == '-') {
char *c = &argv[i][1];
while (*c) {
switch (*c) {
case 'a':
flags |= FLAG_ALL;
break;
case 's':
flags |= FLAG_SYSNAME;
break;
case 'n':
flags |= FLAG_NODENAME;
break;
case 'r':
flags |= FLAG_RELEASE;
break;
case 'v':
flags |= FLAG_VERSION;
break;
case 'm':
flags |= FLAG_MACHINE;
break;
case 'h':
default:
show_usage(argc, argv);
break;
}
c++;
}
}
}
#else
flags |= FLAG_ALL;
#endif
uname(&u);