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options/glibc: Impl. long opts with optional args

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Alexander van der Grinten 2021-01-16 12:24:08 +01:00
parent bbd2ca1e91
commit ddf5d1c2a2
1 changed files with 10 additions and 0 deletions
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10
options/glibc/generic/getopt-stubs.cpp
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@ -76,6 +76,16 @@ int getopt_long(int argc, char * const argv[], const char *optstring,
fprintf(stderr, "--%s requires an argument.\n", arg);
return '?';
}
}else if(longopts[k].has_arg == optional_argument) {
if(s) {
// Consume the long option and its argument.
optarg = s + 1;
optind++;
}else{
// Consume the long option.
optarg = nullptr;
optind++;
}
}else{
__ensure(longopts[k].has_arg == no_argument);