Beautify usage

This commit is contained in:
angt
2015-11-24 18:42:14 +01:00
parent 746d998d4e
commit d658669a04

View File

@@ -97,7 +97,7 @@ static int option_usage (struct option *opts, int slen)
int len = slen;
for (int k=0; opts[k].name; k++) {
if (len>60) {
if (len>slen+40) {
gt_print("\n%*s", (int)slen, "");
len = slen;
}
@@ -130,8 +130,10 @@ int option (struct option *opts, int argc, char **argv)
int slen = gt_print("usage: %s", argv[0]);
if (slen>40)
if (slen>40) {
slen = 12;
gt_print("\n%*s", (int)slen, "");
}
option_usage(opts, slen);