src/unix/realpath.c

   1 /*
   2  * Copyright (C) the libgit2 contributors. All rights reserved.
   3  *
   4  * This file is part of libgit2, distributed under the GNU GPL v2 with
   5  * a Linking Exception. For full terms see the included COPYING file.
   6  */
   7
   8 #include "common.h"
   9
  10 #include "git2/common.h"
  11
  12 #ifndef GIT_WIN32
  13
  14 #include <limits.h>
  15 #include <stdlib.h>
  16 #include <fcntl.h>
  17 #include <unistd.h>
  18
  19 char *p_realpath(const char *pathname, char *resolved)
  20 {
  21         char *ret;
  22         if ((ret = realpath(pathname, resolved)) == NULL)
  23                 return NULL;
  24
  25 #ifdef __OpenBSD__
  26         /* The OpenBSD realpath function behaves differently,
  27          * figure out if the file exists */
  28         if (access(ret, F_OK) < 0)
  29                 ret = NULL;
  30 #endif
  31         return ret;
  32 }
  33
  34 #endif