#include "libbb.h"
/*
- * Return TRUE if a fileName is a directory.
+ * Return TRUE if fileName is a directory.
* Nonexistent files return FALSE.
*/
-int is_directory(const char *fileName, const int followLinks, struct stat *statBuf)
+int FAST_FUNC is_directory(const char *fileName, int followLinks, struct stat *statBuf)
{
int status;
struct stat astatBuf;
if (statBuf == NULL) {
- /* set from auto stack buffer */
- statBuf = &astatBuf;
+ /* use auto stack buffer */
+ statBuf = &astatBuf;
}
if (followLinks)
else
status = lstat(fileName, statBuf);
- if (status < 0 || !(S_ISDIR(statBuf->st_mode))) {
- status = FALSE;
- }
- else status = TRUE;
+ status = (status == 0 && S_ISDIR(statBuf->st_mode));
return status;
}