Ken McGuire's patch to make mke2fs and e2fsck work on big endian systems like

PPC, with an obligatory couple of swipes from me.

5 files changed, 17 insertions, 31 deletions

diff --git a/e2fsprogs/Makefile.in b/e2fsprogs/Makefile.in
index c492c6779..6873e5adc 100644
--- a/e2fsprogs/Makefile.in
+++ b/e2fsprogs/Makefile.in
@@ -30,7 +30,7 @@ EXT2FS_SRC  := gen_bitmap.c bitops.c ismounted.c mkjournal.c unix_io.c \
                bb_inode.c newdir.c alloc_sb.c lookup.c dirblock.c expanddir.c \
                dir_iterate.c link.c res_gdt.c icount.c get_pathname.c dblist.c \
                dirhash.c version.c flushb.c unlink.c check_desc.c valid_blk.c \
-               ext_attr.c bmap.c dblist_dir.c ext2fs_inline.c
+               ext_attr.c bmap.c dblist_dir.c ext2fs_inline.c swapfs.c
 EXT2FS_SRCS := $(patsubst %,ext2fs/%, $(EXT2FS_SRC))
 EXT2FS_OBJS := $(patsubst %.c,%.o, $(EXT2FS_SRCS))
 
diff --git a/e2fsprogs/e2fsbb.h b/e2fsprogs/e2fsbb.h
index 6a3d28c69..f8ab0f493 100644
--- a/e2fsprogs/e2fsbb.h
+++ b/e2fsprogs/e2fsbb.h
@@ -54,4 +54,10 @@ typedef long errcode_t;
 #define HAVE_SYS_TYPES_H 1
 #define HAVE_UNISTD_H 1
 
+/* Endianness */
+#if __BYTE_ORDER== __BIG_ENDIAN
+#define ENABLE_SWAPFS 1
+#define WORDS_BIGENDIAN 1
+#endif
+
 #endif /* __E2FSBB_H__ */
diff --git a/e2fsprogs/e2fsck.c b/e2fsprogs/e2fsck.c
index 8b96b5068..94ba1ee5e 100644
--- a/e2fsprogs/e2fsck.c
+++ b/e2fsprogs/e2fsck.c
@@ -15674,9 +15674,16 @@ restart:
         if (ctx->flags & E2F_FLAG_SIGNAL_MASK)
                 fatal_error(ctx, 0);
 #ifdef ENABLE_SWAPFS
+
+#ifdef WORDS_BIGENDIAN
+#define NATIVE_FLAG EXT2_FLAG_SWAP_BYTES;
+#else
+#define NATIVE_FLAG 0;
+#endif
+
+
         if (normalize_swapfs) {
-                if ((fs->flags & EXT2_FLAG_SWAP_BYTES) ==
-                    ext2fs_native_flag()) {
+                if ((fs->flags & EXT2_FLAG_SWAP_BYTES) == NATIVE_FLAG) {
                         fprintf(stderr, _("%s: Filesystem byte order "
                                 "already normalized.\n"), ctx->device_name);
                         fatal_error(ctx, 0);
diff --git a/e2fsprogs/ext2fs/ext2fs.h b/e2fsprogs/ext2fs/ext2fs.h
index eda962239..e2e86579b 100644
--- a/e2fsprogs/ext2fs/ext2fs.h
+++ b/e2fsprogs/ext2fs/ext2fs.h
@@ -34,7 +34,7 @@ extern "C" {
  * has been configured or if we're being built on a CPU architecture
  * with a non-native byte order.
  */
-#if defined(ENABLE_SWAPFS) || defined(WORDS_BIGENDIAN)
+#if defined(ENABLE_SWAPFS) || defined(WORDS_BIGENDIAN) || __BYTE_ORDER== __BIG_ENDIAN
 #define EXT2FS_ENABLE_SWAPFS
 #endif
 
diff --git a/e2fsprogs/ext2fs/native.c b/e2fsprogs/ext2fs/native.c
deleted file mode 100644
index 85d098967..000000000
--- a/e2fsprogs/ext2fs/native.c
+++ /dev/null
@@ -1,27 +0,0 @@
-/*
- * native.c --- returns the ext2_flag for a native byte order
- * 
- * Copyright (C) 1996 Theodore Ts'o.
- * 
- * %Begin-Header%
- * This file may be redistributed under the terms of the GNU Public
- * License.
- * %End-Header%
- */
-
-#include <stdio.h>
-
-#include "ext2_fs.h"
-#include "ext2fs.h"
-
-int ext2fs_native_flag(void)
-{
-#ifdef WORDS_BIGENDIAN
-        return EXT2_FLAG_SWAP_BYTES;
-#else
-        return 0;
-#endif
-}
-
-        
-