[binutils-gdb] Revert the AM_ZLIB change in binutils

[H.J.Lu <hjl at sourceware dot org>]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=ed2b5077eb36d82ad7763d76fdd8e82d15f72b7a

commit ed2b5077eb36d82ad7763d76fdd8e82d15f72b7a
Author: H.J. Lu <hjl.tools@gmail.com>
Date:   Tue Mar 31 05:55:46 2015 -0700

    Revert the AM_ZLIB change in binutils
    
    	* configure.ac: Revert the AM_ZLIB change.
    	* Makefile.in: Regenerated.
    	* aclocal.m4: Likewise.
    	* configure: Likewise.

Diff:
---
 binutils/ChangeLog    |  7 +++++++
 binutils/Makefile.in  |  6 +++---
 binutils/aclocal.m4   |  1 +
 binutils/configure    | 13 +++++++++----
 binutils/configure.ac | 14 ++++----------
 5 files changed, 24 insertions(+), 17 deletions(-)

diff --git a/binutils/ChangeLog b/binutils/ChangeLog
index e0a3d51..bd3890c 100644
--- a/binutils/ChangeLog
+++ b/binutils/ChangeLog
@@ -1,5 +1,12 @@
 2015-03-31  H.J. Lu  <hongjiu.lu@intel.com>
 
+	* configure.ac: Revert the AM_ZLIB change.
+	* Makefile.in: Regenerated.
+	* aclocal.m4: Likewise.
+	* configure: Likewise.
+
+2015-03-31  H.J. Lu  <hongjiu.lu@intel.com>
+
 	* Makefile.am (ZLIB): New.
 	(ZLIBINC): Likewise.
 	(AM_CFLAGS): Add $(ZLIBINC).
diff --git a/binutils/Makefile.in b/binutils/Makefile.in
index d675b79..2c4d81b 100644
--- a/binutils/Makefile.in
+++ b/binutils/Makefile.in
@@ -88,9 +88,9 @@ am__aclocal_m4_deps = $(top_srcdir)/../bfd/acinclude.m4 \
 	$(top_srcdir)/../config/plugins.m4 \
 	$(top_srcdir)/../config/po.m4 \
 	$(top_srcdir)/../config/progtest.m4 \
-	$(top_srcdir)/../libtool.m4 $(top_srcdir)/../ltoptions.m4 \
-	$(top_srcdir)/../ltsugar.m4 $(top_srcdir)/../ltversion.m4 \
-	$(top_srcdir)/../lt~obsolete.m4 \
+	$(top_srcdir)/../config/zlib.m4 $(top_srcdir)/../libtool.m4 \
+	$(top_srcdir)/../ltoptions.m4 $(top_srcdir)/../ltsugar.m4 \
+	$(top_srcdir)/../ltversion.m4 $(top_srcdir)/../lt~obsolete.m4 \
 	$(top_srcdir)/../bfd/version.m4 $(top_srcdir)/configure.ac
 am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
 	$(ACLOCAL_M4)
diff --git a/binutils/aclocal.m4 b/binutils/aclocal.m4
index fd838a6..074b2ca 100644
--- a/binutils/aclocal.m4
+++ b/binutils/aclocal.m4
@@ -1006,6 +1006,7 @@ m4_include([../config/override.m4])
 m4_include([../config/plugins.m4])
 m4_include([../config/po.m4])
 m4_include([../config/progtest.m4])
+m4_include([../config/zlib.m4])
 m4_include([../libtool.m4])
 m4_include([../ltoptions.m4])
 m4_include([../ltsugar.m4])
diff --git a/binutils/configure b/binutils/configure
index ad3948c..0fc173b 100755
--- a/binutils/configure
+++ b/binutils/configure
@@ -13538,14 +13538,18 @@ cat >>confdefs.h <<_ACEOF
 _ACEOF
 
 
-# Use the system's zlib library.
-zlibdir=-L../zlib
-zlibinc="-I\$(srcdir)/../zlib"
+# Link in zlib if we can.  This allows us to read compressed debug
+# sections.  This is used only by readelf.c (objdump uses bfd for
+# reading compressed sections).
+
+  # Use the system's zlib library.
+  zlibdir=-L../zlib
+  zlibinc="-I\$(srcdir)/../zlib"
 
 # Check whether --with-system-zlib was given.
 if test "${with_system_zlib+set}" = set; then :
   withval=$with_system_zlib; zlibdir=
-zlibinc=
+  zlibinc=
 
 fi
 
@@ -13553,6 +13557,7 @@ fi
 
 
 
+
 case "${host}" in
 *-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-cygwin* | *-*-windows*)
 
diff --git a/binutils/configure.ac b/binutils/configure.ac
index 0677f9a..31864ec 100644
--- a/binutils/configure.ac
+++ b/binutils/configure.ac
@@ -201,16 +201,10 @@ fi
 AC_CHECK_DECLS([environ, fprintf, getc_unlocked, getenv,
 		sbrk, snprintf, stpcpy, strnlen, strstr, vsnprintf])
 
-# Use the system's zlib library.
-zlibdir=-L../zlib
-zlibinc="-I\$(srcdir)/../zlib"
-AC_ARG_WITH(system-zlib,
-[AS_HELP_STRING([--with-system-zlib], [use installed libz])],
-zlibdir=
-zlibinc=
-)
-AC_SUBST(zlibdir)
-AC_SUBST(zlibinc)
+# Link in zlib if we can.  This allows us to read compressed debug
+# sections.  This is used only by readelf.c (objdump uses bfd for
+# reading compressed sections).
+AM_ZLIB
 
 BFD_BINARY_FOPEN