t/helper/test-dir-iterator.c

   1 #include "test-tool.h"
   2 #include "git-compat-util.h"
   3 #include "strbuf.h"
   4 #include "iterator.h"
   5 #include "dir-iterator.h"
   6
   7 static const char *error_name(int error_number)
   8 {
   9         switch (error_number) {
  10         case ENOENT: return "ENOENT";
  11         case ENOTDIR: return "ENOTDIR";
  12         default: return "ESOMETHINGELSE";
  13         }
  14 }
  15
  16 /*
  17  * usage:
  18  * tool-test dir-iterator [--follow-symlinks] [--pedantic] directory_path
  19  */
  20 int cmd__dir_iterator(int argc, const char **argv)
  21 {
  22         struct dir_iterator *diter;
  23         unsigned int flags = 0;
  24         int iter_status;
  25
  26         for (++argv, --argc; *argv && starts_with(*argv, "--"); ++argv, --argc) {
  27                 if (strcmp(*argv, "--follow-symlinks") == 0)
  28                         flags |= DIR_ITERATOR_FOLLOW_SYMLINKS;
  29                 else if (strcmp(*argv, "--pedantic") == 0)
  30                         flags |= DIR_ITERATOR_PEDANTIC;
  31                 else
  32                         die("invalid option '%s'", *argv);
  33         }
  34
  35         if (!*argv || argc != 1)
  36                 die("dir-iterator needs exactly one non-option argument");
  37
  38         diter = dir_iterator_begin(*argv, flags);
  39
  40         if (!diter) {
  41                 printf("dir_iterator_begin failure: %s\n", error_name(errno));
  42                 exit(EXIT_FAILURE);
  43         }
  44
  45         while ((iter_status = dir_iterator_advance(diter)) == ITER_OK) {
  46                 if (S_ISDIR(diter->st.st_mode))
  47                         printf("[d] ");
  48                 else if (S_ISREG(diter->st.st_mode))
  49                         printf("[f] ");
  50                 else if (S_ISLNK(diter->st.st_mode))
  51                         printf("[s] ");
  52                 else
  53                         printf("[?] ");
  54
  55                 printf("(%s) [%s] %s\n", diter->relative_path, diter->basename,
  56                        diter->path.buf);
  57         }
  58
  59         if (iter_status != ITER_DONE) {
  60                 printf("dir_iterator_advance failure\n");
  61                 return 1;
  62         }
  63
  64         return 0;
  65 }