e2fsprogs: fix build problem with very old libmagic

The libmagic shipped with RedHat 5 does not define
MAGIC_NO_CHECK_ELF and MAGIC_NO_CHECK_COMPRESS. e2fsprogs should
check for that, otherwise the build will fail.

Signed-off-by: Hauke Mehrtens <hauke.mehrtens@intel.com>

diff --git a/tools/e2fsprogs/patches/010-old-libmagic.patch b/tools/e2fsprogs/patches/010-old-libmagic.patch
new file mode 100644 (file)
index 0000000..9156b73
--- /dev/null
+++ b/tools/e2fsprogs/patches/010-old-libmagic.patch
@@ -0,0 +1,25 @@
+From b482eb7af94885b6bbad9329e40702c958d5b448 Mon Sep 17 00:00:00 2001
+From: Hauke Mehrtens <hauke@hauke-m.de>
+Date: Thu, 30 Jun 2016 19:53:03 +0200
+Subject: [PATCH] fix build problem with very old libmagic
+
+The libmagic shipped with RedHat 5 does not define
+MAGIC_NO_CHECK_ELF and MAGIC_NO_CHECK_COMPRESS. e2fsprogs should
+check for that otherwise the build will fail.
+
+Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
+---
+ lib/support/plausible.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+--- a/lib/support/plausible.c
++++ b/lib/support/plausible.c
+@@ -247,7 +247,7 @@ int check_plausibility(const char *devic
+               return 0;
+       }
+ 
+-#ifdef HAVE_MAGIC_H
++#if defined(HAVE_MAGIC_H) && defined(MAGIC_NO_CHECK_ELF) && defined(MAGIC_NO_CHECK_COMPRESS)
+       if ((flags & CHECK_FS_EXIST) &&
+           !getenv("E2FSPROGS_LIBMAGIC_SUPPRESS") &&
+           magic_library_available()) {