openwrt-owl/toolchain/musl/patches/110-getopt_optional_argumen...

21 lines
589 B
Diff

--- a/src/misc/getopt.c
+++ b/src/misc/getopt.c
@@ -55,7 +55,9 @@ int getopt(int argc, char * const argv[]
return '?';
}
if (optstring[i+1] == ':') {
+ if (optstring[i+2] == ':') optarg = 0;
if (optind >= argc) {
+ if (optstring[i+2] == ':') return c;
if (optstring[0] == ':') return ':';
if (opterr) {
write(2, argv[0], strlen(argv[0]));
@@ -65,7 +67,6 @@ int getopt(int argc, char * const argv[]
}
return '?';
}
- if (optstring[i+2] == ':') optarg = 0;
if (optstring[i+2] != ':' || optpos) {
optarg = argv[optind++] + optpos;
optpos = 0;