[OE-core] [PATCH 1/1] mkelfimage-native:make failed if libz not in host

[Hongxu Jia]

mkelfimage-native finds libz from host dir, not
from the staging directories.

Modify confiugre.ac to let makefile find libz
and zlib.h by CFLAGS and LDFLAGS.

[YOCTO #3547]

Signed-off-by: Hongxu Jia <hongxu.jia at windriver.com>
---
 .../mkelfimage/fix-makefile-to-find-libz.patch     |   30 ++++++++++++++++++++
 meta/recipes-devtools/mkelfimage/mkelfimage_svn.bb |    3 +-
 2 files changed, 32 insertions(+), 1 deletion(-)
 create mode 100644 meta/recipes-devtools/mkelfimage/mkelfimage/fix-makefile-to-find-libz.patch

diff --git a/meta/recipes-devtools/mkelfimage/mkelfimage/fix-makefile-to-find-libz.patch b/meta/recipes-devtools/mkelfimage/mkelfimage/fix-makefile-to-find-libz.patch
new file mode 100644
index 0000000..756a65c
--- /dev/null
+++ b/meta/recipes-devtools/mkelfimage/mkelfimage/fix-makefile-to-find-libz.patch
@@ -0,0 +1,30 @@
+Let makefile find libz and zlib.h by CFLAGS and LDFLAGS.
+
+Signed-off-by: Hongxu Jia <hongxu.jia at windriver.com>
+Upstream-Status: Pending
+---
+diff --git a/configure.ac b/configure.ac
+index d1acc36..6f865b0 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -62,7 +62,7 @@ AC_CHECK_PROG([RPM],   rpm,   rpm,   [], [$PATH])
+ AC_CHECK_PROG([SED],   sed,   sed,   [], [$PATH])
+ AC_CHECK_PROG([FIND],  find,  find,  [], [$PATH])
+ 
+-AC_CHECK_HEADER(zlib.h, AC_CHECK_LIB(z, inflateInit_, [AC_DEFINE(HAVE_ZLIB_H, 1) LIBS="$LIBS -lz"]))
++AC_CHECK_HEADER(zlib.h, AC_CHECK_LIB(z, inflateInit_, [AC_DEFINE(HAVE_ZLIB_H, 1) LIBS="$LIBS $LDFLAGS -lz"]))
+ 
+ dnl Find the default programs
+ if test "with_default" != no ; then
+@@ -175,7 +175,7 @@ fi
+ 
+ dnl ---Output variables...
+ 
+-HOST_CFLAGS="$HOST_CFLAGS -O2 -Wall \$(HOST_CPPFLAGS)"
++HOST_CFLAGS="$HOST_CFLAGS -O2 -Wall \$(HOST_CPPFLAGS) $CFLAGS"
+ 
+ dnl TODO: figure out how to set these appropriately for compilers other than gcc
+ I386_CFLAGS="$I386_CFLAGS -Os -ffreestanding -Wall -W -Wno-format \$(I386_CPPFLAGS)"
+-- 
+1.7.10.4
+
diff --git a/meta/recipes-devtools/mkelfimage/mkelfimage_svn.bb b/meta/recipes-devtools/mkelfimage/mkelfimage_svn.bb
index ca145ff..b53f7a7 100644
--- a/meta/recipes-devtools/mkelfimage/mkelfimage_svn.bb
+++ b/meta/recipes-devtools/mkelfimage/mkelfimage_svn.bb
@@ -6,12 +6,13 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=ea5bed2f60d357618ca161ad539f7c0a"
 
 SRCREV = "6637"
 PV = "1.0.0+svn${SRCPV}"
-PR = "r1"
+PR = "r2"
 
 DEPENDS += "zlib"
 
 SRC_URI = "svn://coreboot.org/coreboot/trunk/util;module=mkelfImage;protocol=svn \
            file://cross-compile.patch \
+           file://fix-makefile-to-find-libz.patch \
           "
 
 S = "${WORKDIR}/mkelfImage"
-- 
1.7.10.4