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accept null longopts pointer in getopt_long

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this is an undocumented feature of GNU getopt_long that the BSD
version also mimics, and is reportedly needed by some programs.
This commit is contained in:
Rich Felker
2014-12-11 01:07:02 -05:00
parent d4f7d9c46f
commit b4ef1830b7
1 changed files with 1 additions and 1 deletions
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2
src/misc/getopt_long.c
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@ -52,7 +52,7 @@ static int __getopt_long(int argc, char *const *argv, const char *optstring, con
static int __getopt_long_core(int argc, char *const *argv, const char *optstring, const struct option *longopts, int *idx, int longonly)
{
if (argv[optind][0] == '-' &&
if (longopts && argv[optind][0] == '-' &&
((longonly && argv[optind][1]) ||
(argv[optind][1] == '-' && argv[optind][2])))
{