1 // vim:ts=8:sts=4
2 
3 #include <stdio.h>
4 #include <stdlib.h>
5 #include <errno.h>
6 #include <string.h>
7 #include <popt.h>
8 
main(int argc,char ** argv)9 int main (int argc, char **argv) {
10     char *out;
11     int newargc, j, f, ret;
12     char **newargv;
13     FILE *fp;
14 
15     if (argc == 1) {
16 	printf ("usage: test-popt file_1 file_2 ...\n");
17 	printf ("you may specify many files\n");
18 	exit (1);
19     }
20 
21     for (f = 1; f < argc; f++) {
22 	fp = fopen (argv[f], "r");
23 	if (fp == NULL) {
24 	    printf ("cannot read file %s.  errno=%s\n", argv[f],
25 		strerror(errno));
26 	    continue;
27 	}
28 
29 	ret = poptConfigFileToString (fp, &out, 0);
30 	if (ret != 0) {
31 	    printf ("cannot parse %s. ret=%d\n", argv[f], ret);
32 	    continue;
33 	}
34 
35 	printf ("single string: '%s'\n", out);
36 
37 	poptParseArgvString (out, &newargc, &newargv);
38 
39 	printf ("popt array: size=%d\n", newargc);
40 	for (j = 0; j < newargc; j++)
41 	    printf ("'%s'\n", newargv[j]);
42 
43 	printf ("\n");
44 	free(out);
45 	fclose (fp);
46     }
47     return 0;
48 }
49