Bug#192834: Bug 192834 - Glibc's method of resetting getopt different, causes interoperability problems

[John Hughes <john@Calva.COM>]

Seems to be fixed (in Lenny at least)

$ dpkg -l libc6
Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Cfg-files/Unpacked/Failed-cfg/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Hold/Reinst-required/X=both-problems (Status,Err: uppercase=bad)
||/ Name           Version        Description
+++-==============-==============-============================================
ii  libc6          2.7-18         GNU C Library: Shared libraries

$  ./a.out 
optind before loop 1
Got a optind=2 optopt=0 opterr=1
got b optind=4 optopt=0 opterr=1 optarg=first
optind after loop 4
optind before loop 1
Got a optind=2 optopt=0 opterr=1
got b optind=4 optopt=0 opterr=1 optarg=second
optind after loop 4


#include <stdio.h>
#include <unistd.h>


void test (int argc, char **argv) {
	int ch;
	optind = 1;
	printf ("optind before loop %d\n", optind);
	while ((ch = getopt (argc, argv, "ab:")) != -1) {
		switch (ch) {
		    case 'a':
			printf ("Got a optind=%d optopt=%d opterr=%d\n", 
				optind, optopt, opterr);
			break;
		    case 'b':
			printf ("got b optind=%d optopt=%d opterr=%d "
				"optarg=%s\n", optind, optopt, opterr, 
				optarg);
			break;
		    default:
			printf ("bad ch=%d optind=%d optopt=%d opterr=%d\n", 
				ch, optind, optopt, opterr);
		}
	}
	printf ("optind after loop %d\n", optind);
	
}

#define LEN(arr) ((sizeof arr) / sizeof arr[0])

char *first[] = { "optind", "-a", "-b", "first", };

char *second [] = { "optind", "-a", "-b", "second", };

int main (int argc, char **argv) {
	test (LEN(first), first);
	test (LEN(second), second);
	return 0;
}