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Beautify usage

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angt
2015-12-02 20:51:23 +01:00
parent 9131742ff3
commit 2d46958f9f
1 changed files with 7 additions and 8 deletions
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15
src/option.c
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@@ -94,18 +94,18 @@ static int option_usage (struct option *opts, int slen)
if (!opts) if (!opts)
return 0; return 0;
int len = slen; int len = 0;
for (int k=0; opts[k].name; k++) { for (int k=0; opts[k].name; k++) {
if (len>slen+40) { if (len>40) {
gt_print("\n%*s", (int)slen, ""); gt_print("\n%*s", slen, "");
len = slen; len = 0;
} }
len += gt_print(" [%s", opts[k].name); len += gt_print(" [%s", opts[k].name);
if (opts[k].call==option_option) { if (opts[k].call==option_option) {
len += option_usage((struct option *)opts[k].data, len); len += option_usage((struct option *)opts[k].data, slen+len);
} else { } else {
len += gt_print(" ARG"); len += gt_print(" ARG");
} }
@@ -132,12 +132,11 @@ int option (struct option *opts, int argc, char **argv)
if (slen>40) { if (slen>40) {
slen = 12; slen = 12;
gt_print("\n%*s", (int)slen, ""); gt_print("\n%*s", slen, "");
} }
option_usage(opts, slen); option_usage(opts, slen);
gt_print("\n");
printf("\n");
return 1; return 1;
} }