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Adding additional command line flags for help and version.

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This commit is contained in:
Henrik Hautakoski 2013-08-22 09:59:57 +02:00
parent d1fca80734
commit 39b8fb640f
5 changed files with 54 additions and 9 deletions
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19
filter-check.c
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@ -20,13 +20,26 @@
#include <stdio.h>
#include "error.h"
#include "filter.h"
#include "version.h"
const char *usagestr = "dlight-filter-check <pattern> <subject>";
const char *usagestr =
"dlight-filter-check [ --help | -h | --version | -v ] "
"| [ <pattern> <subject> ]";
int main(int argc, char **argv) {
if (argc < 3)
if (argc > 1) {
if (!strcmp(argv[1], "-h") || !strcmp(argv[1], "-help")) {
usage(usagestr);
} else if (!strcmp(argv[1], "-v")
|| !strcmp(argv[1], "--version")) {
printf("Version: %s\n",
dlight_version_str);
return 0;
}
} else if (argc < 3) {
usage(usagestr);
}
if (!filter_check_syntax(argv[1]))
return 0;
@ -37,4 +50,4 @@ int main(int argc, char **argv) {
puts("nomatch");
}
return 0;
}
}