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