1 // RUN: %clangxx -O0 -g %s -o %t && %run %t 2>&1 | FileCheck %s
2 //
3 // UNSUPPORTED: linux, darwin, solaris
4 
5 #include <sys/param.h>
6 #include <sys/types.h>
7 
8 #include <sys/stat.h>
9 
10 #include <assert.h>
11 #include <fts.h>
12 #include <stdio.h>
13 #include <stdlib.h>
14 
main()15 int main() {
16   char *const paths[] = {(char *)"/etc", 0};
17   FTS *ftsp = fts_open(paths, FTS_LOGICAL, NULL);
18   assert(ftsp);
19 
20   FTSENT *chp = fts_children(ftsp, 0);
21   assert(chp);
22 
23   size_t n = 0;
24   for (FTSENT *p = fts_read(ftsp); p; p = fts_read(ftsp)) {
25     /* Skip recursively subdirectories */
26     if (p->fts_info == FTS_D && p->fts_level != FTS_ROOTLEVEL) /* pre-order */
27       fts_set(ftsp, p, FTS_SKIP);
28     else if (p->fts_info == FTS_DP) /* post-order */
29       continue;
30     else if (p->fts_info == FTS_F) /* regular file */
31       n++;
32   }
33 
34   int rv = fts_close(ftsp);
35   assert(!rv);
36 
37   printf("Number of files in /etc: '%zu'\n", n);
38 
39   return EXIT_SUCCESS;
40 
41   // CHECK: Number of files in /etc: '{{.*}}'
42 }
43