compat/stat.c

   1 #define _POSIX_C_SOURCE 200112L
   2 #include <sys/stat.h>  /* *stat, S_IS* */
   3 #include <sys/types.h> /* mode_t       */
   4
   5 static inline mode_t mode_native_to_git(mode_t native_mode)
   6 {
   7         mode_t perm_bits = native_mode & 07777;
   8         if (S_ISREG(native_mode))
   9                 return 0100000 | perm_bits;
  10         if (S_ISDIR(native_mode))
  11                 return 0040000 | perm_bits;
  12         if (S_ISLNK(native_mode))
  13                 return 0120000 | perm_bits;
  14         if (S_ISBLK(native_mode))
  15                 return 0060000 | perm_bits;
  16         if (S_ISCHR(native_mode))
  17                 return 0020000 | perm_bits;
  18         if (S_ISFIFO(native_mode))
  19                 return 0010000 | perm_bits;
  20         if (S_ISSOCK(native_mode))
  21                 return 0140000 | perm_bits;
  22         /* Non-standard type bits were given. */
  23         return perm_bits;
  24 }
  25
  26 int git_stat(const char *path, struct stat *buf)
  27 {
  28         int rc = stat(path, buf);
  29         if (rc == 0)
  30                 buf->st_mode = mode_native_to_git(buf->st_mode);
  31         return rc;
  32 }
  33
  34 int git_fstat(int fd, struct stat *buf)
  35 {
  36         int rc = fstat(fd, buf);
  37         if (rc == 0)
  38                 buf->st_mode = mode_native_to_git(buf->st_mode);
  39         return rc;
  40 }
  41
  42 int git_lstat(const char *path, struct stat *buf)
  43 {
  44         int rc = lstat(path, buf);
  45         if (rc == 0)
  46                 buf->st_mode = mode_native_to_git(buf->st_mode);
  47         return rc;
  48 }