toolchain/musl/patches/110-getopt_optional_argument_fix.patch

   1 --- a/src/misc/getopt.c
   2 +++ b/src/misc/getopt.c
   3 @@ -55,7 +55,9 @@ int getopt(int argc, char * const argv[]
   4                 return '?';
   5         }
   6         if (optstring[i+1] == ':') {
   7 +               if (optstring[i+2] == ':') optarg = 0;
   8                 if (optind >= argc) {
   9 +                       if (optstring[i+2] == ':') return c;
  10                         if (optstring[0] == ':') return ':';
  11                         if (opterr) {
  12                                 write(2, argv[0], strlen(argv[0]));
  13 @@ -65,7 +67,6 @@ int getopt(int argc, char * const argv[]
  14                         }
  15                         return '?';
  16                 }
  17 -               if (optstring[i+2] == ':') optarg = 0;
  18                 if (optstring[i+2] != ':' || optpos) {
  19                         optarg = argv[optind++] + optpos;
  20                         optpos = 0;