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, 72 insertions, 0 deletions

diff --git a/meta/recipes-devtools/genext2fs/genext2fs-1.4.1/0001-Fix-warnings-remove-some-unused-macros.patch b/meta/recipes-devtools/genext2fs/genext2fs-1.4.1/0001-Fix-warnings-remove-some-unused-macros.patch
new file mode 100644
index 0000000000..f981b449ba
--- /dev/null
+++ b/meta/recipes-devtools/genext2fs/genext2fs-1.4.1/0001-Fix-warnings-remove-some-unused-macros.patch
@@ -0,0 +1,72 @@
+Upstream-Status: inappropriate
+
+From 1399df7672ec309523bcd067da24d72aa624f783 Mon Sep 17 00:00:00 2001
+From: Corey Minyard <cminyard@mvista.com>
+Date: Wed, 1 Jun 2011 07:51:24 -0500
+Subject: [PATCH 01/19] Fix warnings, remove some unused macros.
+
+These are some annoying warnings with newer toolchains.  And NAMLEN is
+never used, so just get rid of it.
+---
+ genext2fs.c |   15 +++++++++------
+ 1 files changed, 9 insertions(+), 6 deletions(-)
+
+diff --git a/genext2fs.c b/genext2fs.c
+index f0d797d..284862d 100644
+--- a/genext2fs.c
++++ b/genext2fs.c
+@@ -107,10 +107,8 @@
+ 
+ #if HAVE_DIRENT_H
+ # include <dirent.h>
+-# define NAMLEN(dirent) strlen((dirent)->d_name)
+ #else
+ # define dirent direct
+-# define NAMLEN(dirent) (dirent)->d_namlen
+ # if HAVE_SYS_NDIR_H
+ #  include <sys/ndir.h>
+ # endif
+@@ -1441,7 +1439,8 @@ mkfile_fs(filesystem *fs, uint32 parent_nod, const char *name, uint32 mode, size
+                if(!(b = (uint8*)calloc(rndup(size, BLOCKSIZE), 1)))
+                        error_msg_and_die("not enough mem to read file '%s'", name);
+                if(f)
+-                       fread(b, size, 1, f); // FIXME: ugly. use mmap() ...
++                       if (fread(b, size, 1, f) != 1) // FIXME: ugly. use mmap() ...
++                               error_msg_and_die("fread failed");
+                extend_blk(fs, nod, b, rndup(size, BLOCKSIZE) / BLOCKSIZE);
+                free(b);
+        }
+@@ -1673,7 +1672,9 @@ add2fs_from_dir(filesystem *fs, uint32 this_nod, int squash_uids, int squash_per
+                                        if(chdir(dent->d_name) < 0)
+                                                perror_msg_and_die(dent->d_name);
+                                        add2fs_from_dir(fs, this_nod, squash_uids, squash_perms, fs_timestamp, stats);
+-                                       chdir("..");
++                                       if (chdir("..") == -1)
++                                               perror_msg_and_die("..");
++
+                                        break;
+                                default:
+                                        break;
+@@ -1687,7 +1688,8 @@ add2fs_from_dir(filesystem *fs, uint32 this_nod, int squash_uids, int squash_per
+                                        if(chdir(dent->d_name) < 0)
+                                                perror_msg_and_die(name);
+                                        add2fs_from_dir(fs, nod, squash_uids, squash_perms, fs_timestamp, stats);
+-                                       chdir("..");
++                                       if (chdir("..") == -1)
++                                               perror_msg_and_die("..");
+                                }
+                                continue;
+                        }
+@@ -1733,7 +1735,8 @@ add2fs_from_dir(filesystem *fs, uint32 this_nod, int squash_uids, int squash_per
+                                        if(chdir(dent->d_name) < 0)
+                                                perror_msg_and_die(name);
+                                        add2fs_from_dir(fs, nod, squash_uids, squash_perms, fs_timestamp, stats);
+-                                       chdir("..");
++                                       if (chdir("..") == -1)
++                                               perror_msg_and_die("..");
+                                        break;
+                                default:
+                                        error_msg("ignoring entry %s", name);
+-- 
+1.7.4.1
+