Comments; NTFS hardlinks

[wimlib] / src / endianness.h

diff --git a/src/endianness.h b/src/endianness.h
index 43eace2415b5b731aebcfd176cd3dadd58a201e8..ba66b27a27f5c64b6b77b0496a348594b48375f6 100644 (file)
--- a/src/endianness.h
+++ b/src/endianness.h
@@ -1,24 +1,3 @@
-/*
- * endianness.h
- *
- * Copyright (C) 2012 Eric Biggers
- *
- * wimlib - Library for working with WIM files 
- *
- * This library is free software; you can redistribute it and/or modify it under
- * the terms of the GNU Lesser General Public License as published by the Free
- * Software Foundation; either version 2.1 of the License, or (at your option) any
- * later version.
- *
- * This library is distributed in the hope that it will be useful, but WITHOUT ANY
- * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
- * PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License along
- * with this library; if not, write to the Free Software Foundation, Inc., 59
- * Temple Place, Suite 330, Boston, MA 02111-1307 USA 
- */
-
 #ifndef _WIMLIB_ENDIANNESS_H
 #define _WIMLIB_ENDIANNESS_H
 
@@ -29,7 +8,7 @@
 /* Changes the endianness of a 32-bit value. */
 static inline uint32_t bswap32(uint32_t n)
 {
-#ifdef __GNUC__
+#if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3)
        return __builtin_bswap32(n);
 #else
        return (n << 24) | ((n & 0xff00) << 8) | ((n & 0xff0000) >> 8) | 
@@ -70,9 +49,9 @@ static inline uint64_t bswap64(uint64_t n)
 #define to_be64(n) (n)
 
 /* In place */
-#define TO_LE16(n) (n = to_le16(n))
-#define TO_LE32(n) (n = to_le32(n))
-#define TO_LE64(n) (n = to_le64(n))
+#define TO_LE16(n) ((n) = to_le16(n))
+#define TO_LE32(n) ((n) = to_le32(n))
+#define TO_LE64(n) ((n) = to_le64(n))
 
 static inline void array_to_le16(uint16_t *p, uint64_t n)
 {