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--help and --version work

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SCCS-file: zdump.c
SCCS-SID: 8.7
This commit is contained in:
Arthur David Olson
2009-01-14 10:54:45 -05:00
committed by Paul Eggert
parent e789071cd8
commit b5f59735d4
1 changed files with 14 additions and 4 deletions
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18
zdump.c
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@ -230,6 +230,17 @@ const char * const zone;
warned = TRUE; warned = TRUE;
} }
static void
usage(const char *progname, FILE *stream, int status)
{
(void) fprintf(stream,
_("%s: usage is %s [ --version ] [ --help ] [ -v ] [ -c [loyear,]hiyear ] zonename ...\n\
\n\
Report bugs to tz@elsie.nci.nih.gov.\n"),
progname, progname);
exit(status);
}
int int
main(argc, argv) main(argc, argv)
int argc; int argc;
@ -266,6 +277,8 @@ char * argv[];
if (strcmp(argv[i], "--version") == 0) { if (strcmp(argv[i], "--version") == 0) {
(void) printf("%s\n", elsieid); (void) printf("%s\n", elsieid);
exit(EXIT_SUCCESS); exit(EXIT_SUCCESS);
} else if (strcmp(argv[i], "--help") == 0) {
usage(progname, stdout, EXIT_SUCCESS);
} }
vflag = 0; vflag = 0;
cutarg = NULL; cutarg = NULL;
@ -275,10 +288,7 @@ char * argv[];
else cutarg = optarg; else cutarg = optarg;
if ((c != EOF && c != -1) || if ((c != EOF && c != -1) ||
(optind == argc - 1 && strcmp(argv[optind], "=") == 0)) { (optind == argc - 1 && strcmp(argv[optind], "=") == 0)) {
(void) fprintf(stderr, usage(progname, stderr, EXIT_FAILURE);
_("%s: usage is %s [ --version ] [ -v ] [ -c [loyear,]hiyear ] zonename ...\n"),
progname, progname);
exit(EXIT_FAILURE);
} }
if (vflag) { if (vflag) {
if (cutarg != NULL) { if (cutarg != NULL) {