From 9c88d96f7e529b22b3e9558656cdc00a27f2579f Mon Sep 17 00:00:00 2001
From: nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Thu, 7 Jun 2012 15:24:33 +0000
Subject: e2fsprogs: add posix_memalign related portability patch from #8508

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@32112 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 tools/e2fsprogs/patches/005-posix_memalign.patch | 31 ++++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 tools/e2fsprogs/patches/005-posix_memalign.patch

(limited to 'tools')

diff --git a/tools/e2fsprogs/patches/005-posix_memalign.patch b/tools/e2fsprogs/patches/005-posix_memalign.patch
new file mode 100644
index 000000000..2ce4ead89
--- /dev/null
+++ b/tools/e2fsprogs/patches/005-posix_memalign.patch
@@ -0,0 +1,31 @@
+--- a/lib/ext2fs/ext2fs.h
++++ b/lib/ext2fs/ext2fs.h
+@@ -1212,7 +1212,26 @@
+ 
+ 	if (align == 0)
+ 		align = 8;
+-	if (retval = posix_memalign((void **) ptr, align, size)) {
++#ifdef HAVE_POSIX_MEMALIGN
++	retval = posix_memalign((void **)ptr, align, size);
++#else
++#ifdef HAVE_MEMALIGN
++    if ((*(void **)ptr = (void *)memalign(align, size)) == NULL)
++    	retval = errno;
++    else
++    	retval = 0;
++#else
++#ifdef HAVE_VALLOC
++    if ((*(void **)ptr = valloc(size)) == NULL)
++    	retval = errno;
++    else
++    	retval = 0;
++#else
++# error "Impossible to allocate aligned memory!"
++#endif /* HAVE_VALLOC */
++#endif /* HAVE_MEMALIGN */
++#endif /* HAVE_POSIX_MEMALIGN */
++	if (retval) {
+ 		if (retval == ENOMEM)
+ 			return EXT2_ET_NO_MEMORY;
+ 		return retval;
+-- 
-- 
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