diff options
| -rw-r--r-- | scripts/config2help.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/scripts/config2help.c b/scripts/config2help.c index 575b7b8a..d2389392 100644 --- a/scripts/config2help.c +++ b/scripts/config2help.c @@ -262,7 +262,7 @@ int main(int argc, char *argv[]) // entry until we run out of matching pairs. for (;;) { struct symbol *throw = 0, *catch; - char *this, *that, *cusage, *tusage, *name; + char *this, *that, *cusage, *tusage, *name = 0; int len; // find a usage: name and collate all enabled entries with that name @@ -270,16 +270,18 @@ int main(int argc, char *argv[]) if (catch->enabled != 1) continue; if (catch->help && (that = keyword("usage:", catch->help->data))) { struct double_list *cfrom, *tfrom, *anchor; - char *try, **cdashlines, **tdashlines; + char *try, **cdashlines, **tdashlines, *usage; int clen, tlen; // Align usage: lines, finding a matching pair so we can suck help // text out of throw into catch, copying from this to that - if (!throw) name = that; + if (!throw) usage = that; else if (strncmp(name, that, len) || !isspace(that[len])) continue; catch->enabled++; while (!isspace(*that) && *that) that++; - if (!throw) len = that-name; + if (!throw) len = that-usage; + free(name); + name = strndup(usage, len); that = skip_spaces(that); if (!throw) { throw = catch; |