add new functions that check if a file or dir exists

2 files changed, 25 insertions, 0 deletions

diff --git a/src/ply-utils.c b/src/ply-utils.c
index 5b531b7..a3f29a0 100644
--- a/src/ply-utils.c
+++ b/src/ply-utils.c
@@ -349,4 +349,26 @@ ply_restore_errno (void)
   errno = errno_stack[errno_stack_position];
 }
 
+bool 
+ply_directory_exists (const char *dir)
+{
+  struct stat file_info;
+  
+  if (stat (dir, &file_info) < 0)
+    return false;
+
+  return S_ISDIR (file_info.st_mode);
+}
+
+bool
+ply_file_exists (const char *file)
+{
+  struct stat file_info;
+  
+  if (stat (file, &file_info) < 0)
+    return false;
+
+  return S_ISREG (file_info.st_mode);
+}
+
 /* vim: set ts=4 sw=4 expandtab autoindent cindent cino={.5s,(0: */
diff --git a/src/ply-utils.h b/src/ply-utils.h
index 9cdebfd..caa54df 100644
--- a/src/ply-utils.h
+++ b/src/ply-utils.h
@@ -61,6 +61,9 @@ double ply_get_timestamp (void);
 
 void ply_save_errno (void);
 void ply_restore_errno (void);
+
+bool ply_directory_exists (const char *dir);
+bool ply_file_exists (const char *file);
 #endif
 
 #endif /* PLY_UTILS_H */