genext2fs: support large files and filesystems without using large amounts of memory

update_to_1.95.patch was generated by making a diff bewteen the 1.4.1 release
and the latest 1.9.5 version in the cvs repo:
http://genext2fs.cvs.sourceforge.net/viewvc/genext2fs/genext2fs/genext2fs.c?revision=1.95

The patches 0001-0019 come from mailing list of genext2fs-devel
http://sourceforge.net/mailarchive/forum.php?forum_name=genext2fs-devel&max_rows=100&style=flat&viewmonth=201106

(From OE-Core rev: 8f17e499cf91191727c8767e839738cb39c21655)

Signed-off-by: Dexuan Cui <dexuan.cui@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 30 insertions, 0 deletions

diff --git a/meta/recipes-devtools/genext2fs/genext2fs-1.4.1/0017-Fix-file-same-comparison.patch b/meta/recipes-devtools/genext2fs/genext2fs-1.4.1/0017-Fix-file-same-comparison.patch
new file mode 100644
index 0000000000..40a7807b0d
--- /dev/null
+++ b/meta/recipes-devtools/genext2fs/genext2fs-1.4.1/0017-Fix-file-same-comparison.patch
@@ -0,0 +1,30 @@
+Upstream-Status: inappropriate
+
+From 33c92a0b663d16d2260b391d39aa745acd4b360e Mon Sep 17 00:00:00 2001
+From: Corey Minyard <cminyard@mvista.com>
+Date: Tue, 7 Jun 2011 07:23:23 -0500
+Subject: [PATCH 17/19] Fix "file same" comparison
+
+It's not enough to check the inode, you also have to check the device
+to make sure a file is the same.
+---
+ genext2fs.c |    3 ++-
+ 1 files changed, 2 insertions(+), 1 deletions(-)
+
+diff --git a/genext2fs.c b/genext2fs.c
+index fc7fe5f..485393c 100644
+--- a/genext2fs.c
++++ b/genext2fs.c
+@@ -2359,7 +2359,8 @@ alloc_fs(int swapit, char *fname, uint32 nbblocks, FILE *srcfile)
+                        perror_msg_and_die("fstat srcfile");
+                if (stat(fname, &dststat))
+                        perror_msg_and_die("stat-ing %s", fname);
+-               if (srcstat.st_ino == dststat.st_ino) {
++               if (srcstat.st_ino == dststat.st_ino
++                   && srcstat.st_dev == dststat.st_dev) {
+                        // source and destination are the same file, don't
+                        // truncate or copy, just use the file.
+                        fs->f = fopen(fname, "r+b");
+-- 
+1.7.4.1
+