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sysctl: fix up some option processing

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A patch from Debian.

Backported-by: Sami Kerola <kerolasa@iki.fi>
This commit is contained in:
Craig Small 2009-11-24 11:00:33 +11:00 committed by Craig Small
parent db4751c216
commit ff211c2f2e
1 changed files with 10 additions and 2 deletions
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12
sysctl.c
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@ -464,6 +464,7 @@ int main(int argc, char *argv[]) {
const char *me = (const char *)basename(argv[0]);
bool SwitchesAllowed = true;
bool WriteMode = false;
bool DisplayAllOpt = false;
int ReturnCode = 0;
const char *preloadfile = DEFAULT_PRELOAD;
@ -529,8 +530,8 @@ int main(int argc, char *argv[]) {
case 'a': // string and integer values (for Linux, all of them)
case 'A': // same as -a -o
case 'X': // same as -a -x
SwitchesAllowed = false;
return DisplayAll(PROC_PATH);
DisplayAllOpt = true;
break;
case 'V':
fprintf(stdout, "sysctl (%s)\n",procps_version);
exit(0);
@ -545,6 +546,8 @@ int main(int argc, char *argv[]) {
} else {
if (NameOnly && Quiet) // nonsense
return Usage(me);
if (DisplayAllOpt) // We cannot have values with -a
return Usage(me);
SwitchesAllowed = false;
if (WriteMode || strchr(*argv, '='))
ReturnCode = WriteSetting(*argv);
@ -552,6 +555,11 @@ int main(int argc, char *argv[]) {
ReturnCode = ReadSetting(*argv);
}
}
if (DisplayAllOpt) {
if (Quiet)
return Usage(me);
return DisplayAll(PROC_PATH);
}
return ReturnCode;
}