*p++ = '\0';
val = p;
} else
- val = NULL;
+ val = NULL;
+
if (!strcmp(opt, "-help")) {
- help();
- nogo = TRUE;
+ if (val) {
+ errs = TRUE;
+ fprintf(stderr, "puttygen: option `-%s'"
+ " expects no argument\n", opt);
+ } else {
+ help();
+ nogo = TRUE;
+ }
} else if (!strcmp(opt, "-version")) {
- showversion();
- nogo = TRUE;
+ if (val) {
+ errs = TRUE;
+ fprintf(stderr, "puttygen: option `-%s'"
+ " expects no argument\n", opt);
+ } else {
+ showversion();
+ nogo = TRUE;
+ }
} else if (!strcmp(opt, "-pgpfp")) {
- /* support "-pgpfp" for consistency with others */
- pgp_fingerprints();
- nogo = TRUE;
+ if (val) {
+ errs = TRUE;
+ fprintf(stderr, "puttygen: option `-%s'"
+ " expects no argument\n", opt);
+ } else {
+ /* support --pgpfp for consistency */
+ pgp_fingerprints();
+ nogo = TRUE;
+ }
}
/*
- * A sample option requiring an argument:
+ * For long options requiring an argument, add
+ * code along the lines of
*
* else if (!strcmp(opt, "-output")) {
- * if (!val)
- * errs = TRUE, error(err_optnoarg, opt);
- * else
+ * if (!val) {
+ * errs = TRUE;
+ * fprintf(stderr, "puttygen: option `-%s'"
+ * " expects an argument\n", opt);
+ * } else
* ofile = val;
* }
*/