summaryrefslogtreecommitdiff
path: root/Build/source/libs/libpng
diff options
context:
space:
mode:
authorPeter Breitenlohner <peb@mppmu.mpg.de>2014-12-04 08:28:33 +0000
committerPeter Breitenlohner <peb@mppmu.mpg.de>2014-12-04 08:28:33 +0000
commit82ddcccb08f72ea136dbb4629183a768139fedd6 (patch)
tree53ac9fd8e27b13b66dbdc4728148f0b5a5d9e34c /Build/source/libs/libpng
parentc9e1e0da596ff4d40901c1b45a9a588c5f929c28 (diff)
Lua(JIT)TeX: Hide all cairo, gmp, libpng, mpfr, pixman, poppler, zlib, and zziplib symbols
git-svn-id: svn://tug.org/texlive/trunk@35734 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/libs/libpng')
-rw-r--r--Build/source/libs/libpng/ChangeLog5
-rw-r--r--Build/source/libs/libpng/Makefile.am2
-rw-r--r--Build/source/libs/libpng/Makefile.in4
-rw-r--r--Build/source/libs/libpng/aclocal.m41
-rwxr-xr-xBuild/source/libs/libpng/configure51
-rw-r--r--Build/source/libs/libpng/configure.ac4
-rw-r--r--Build/source/libs/libpng/include/Makefile.in2
7 files changed, 66 insertions, 3 deletions
diff --git a/Build/source/libs/libpng/ChangeLog b/Build/source/libs/libpng/ChangeLog
index 4df526a348c..f9933c35519 100644
--- a/Build/source/libs/libpng/ChangeLog
+++ b/Build/source/libs/libpng/ChangeLog
@@ -1,3 +1,8 @@
+2014-12-03 Peter Breitenlohner <peb@mppmu.mpg.de>
+
+ * configure.ac: Added KPSE_COMPILER_VISIBILITY.
+ * Makefile.am [AM_CFLAGS]: Added $(VISIBILITY_CFLAGS).
+
2014-11-21 Peter Breitenlohner <peb@mppmu.mpg.de>
Import libpng-1.6.15.
diff --git a/Build/source/libs/libpng/Makefile.am b/Build/source/libs/libpng/Makefile.am
index 788ea70edc6..35b76dc7006 100644
--- a/Build/source/libs/libpng/Makefile.am
+++ b/Build/source/libs/libpng/Makefile.am
@@ -28,7 +28,7 @@ dist-hook:
SUBDIRS = . include
AM_CPPFLAGS = -I$(top_srcdir)/$(LIBPNG_TREE) $(ZLIB_INCLUDES) $(LIBPNG_DEFINES)
-AM_CFLAGS = $(WARNING_CFLAGS)
+AM_CFLAGS = $(VISIBILITY_CFLAGS) $(WARNING_CFLAGS)
noinst_LIBRARIES=libpng.a
diff --git a/Build/source/libs/libpng/Makefile.in b/Build/source/libs/libpng/Makefile.in
index bc059db68d8..d5b6c7ac282 100644
--- a/Build/source/libs/libpng/Makefile.in
+++ b/Build/source/libs/libpng/Makefile.in
@@ -95,6 +95,7 @@ DIST_COMMON = $(srcdir)/../../am/reconfig.am \
subdir = .
ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
am__aclocal_m4_deps = $(top_srcdir)/../../m4/kpse-common.m4 \
+ $(top_srcdir)/../../m4/kpse-visibility.m4 \
$(top_srcdir)/../../m4/kpse-warnings.m4 \
$(top_srcdir)/../../m4/kpse-zlib-flags.m4 \
$(top_srcdir)/version.ac $(top_srcdir)/configure.ac
@@ -502,6 +503,7 @@ SET_MAKE = @SET_MAKE@
SHELL = @SHELL@
STRIP = @STRIP@
VERSION = @VERSION@
+VISIBILITY_CFLAGS = @VISIBILITY_CFLAGS@
WARNING_CFLAGS = @WARNING_CFLAGS@
ZLIB_DEPEND = @ZLIB_DEPEND@
ZLIB_INCLUDES = @ZLIB_INCLUDES@
@@ -551,7 +553,7 @@ top_srcdir = @top_srcdir@
EXTRA_DIST = $(LIBPNG_TREE) $(LIBPNG_TREE)-PATCHES
SUBDIRS = . include
AM_CPPFLAGS = -I$(top_srcdir)/$(LIBPNG_TREE) $(ZLIB_INCLUDES) $(LIBPNG_DEFINES)
-AM_CFLAGS = $(WARNING_CFLAGS)
+AM_CFLAGS = $(VISIBILITY_CFLAGS) $(WARNING_CFLAGS)
noinst_LIBRARIES = libpng.a
nodist_libpng_a_SOURCES = \
@LIBPNG_TREE@/png.c \
diff --git a/Build/source/libs/libpng/aclocal.m4 b/Build/source/libs/libpng/aclocal.m4
index 9db986d04fd..ad0c53db51b 100644
--- a/Build/source/libs/libpng/aclocal.m4
+++ b/Build/source/libs/libpng/aclocal.m4
@@ -1184,5 +1184,6 @@ AC_SUBST([am__untar])
]) # _AM_PROG_TAR
m4_include([../../m4/kpse-common.m4])
+m4_include([../../m4/kpse-visibility.m4])
m4_include([../../m4/kpse-warnings.m4])
m4_include([../../m4/kpse-zlib-flags.m4])
diff --git a/Build/source/libs/libpng/configure b/Build/source/libs/libpng/configure
index 638554078c2..2eeb27b362c 100755
--- a/Build/source/libs/libpng/configure
+++ b/Build/source/libs/libpng/configure
@@ -638,6 +638,7 @@ POW_LIB
EGREP
GREP
CPP
+VISIBILITY_CFLAGS
LN_S
RANLIB
WARNING_CFLAGS
@@ -4834,6 +4835,56 @@ $as_echo "no, using $LN_S" >&6; }
fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking CFLAGS for C to hide external symbols" >&5
+$as_echo_n "checking CFLAGS for C to hide external symbols... " >&6; }
+if ${kpse_cv_visibility_cflags+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+kpse_cv_visibility_cflags=unknown
+kpse_save_flags=$CFLAGS
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <stdio.h>
+ extern void foo(void);
+ void foo(void){printf("foo\n");}
+_ACEOF
+# FIXME: Add tests for non-GNU compilers
+for kpse_flag in '-fvisibility=hidden -fvisibility-inlines-hidden' '-fvisibility=hidden'; do
+ CFLAGS="$kpse_save_flags -Werror $kpse_flag"
+ if ac_fn_c_try_compile "$LINENO"; then :
+ kpse_cv_visibility_cflags=$kpse_flag; break
+fi
+rm -f core conftest.err conftest.$ac_objext
+done
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $kpse_cv_visibility_cflags" >&5
+$as_echo "$kpse_cv_visibility_cflags" >&6; }
+CFLAGS=$kpse_save_flags
+case $kpse_cv_visibility_cflags in #(
+ unknown) :
+ ;; #(
+ *) :
+ VISIBILITY_CFLAGS=$kpse_cv_visibility_cflags
+ ;;
+esac
+
+
+
+
+
ac_config_headers="$ac_config_headers config.h"
diff --git a/Build/source/libs/libpng/configure.ac b/Build/source/libs/libpng/configure.ac
index f7847972e30..8c815a8d753 100644
--- a/Build/source/libs/libpng/configure.ac
+++ b/Build/source/libs/libpng/configure.ac
@@ -1,6 +1,6 @@
dnl Process this file with autoconf to produce a configure script.
dnl
-dnl Copyright (C) 2009-2013 Peter Breitenlohner <tex-live@tug.org>
+dnl Copyright (C) 2009-2014 Peter Breitenlohner <tex-live@tug.org>
dnl
dnl This file is free software; the copyright holder
dnl gives unlimited permission to copy and/or distribute it,
@@ -19,6 +19,8 @@ AC_PROG_CC
AC_PROG_RANLIB
AC_PROG_LN_S
+KPSE_COMPILER_VISIBILITY
+
AC_CONFIG_HEADERS([config.h])
# Checks for header files.
diff --git a/Build/source/libs/libpng/include/Makefile.in b/Build/source/libs/libpng/include/Makefile.in
index 20858230cc0..9274414f9ca 100644
--- a/Build/source/libs/libpng/include/Makefile.in
+++ b/Build/source/libs/libpng/include/Makefile.in
@@ -80,6 +80,7 @@ DIST_COMMON = $(top_srcdir)/../../am/hdr_links.am \
subdir = include
ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
am__aclocal_m4_deps = $(top_srcdir)/../../m4/kpse-common.m4 \
+ $(top_srcdir)/../../m4/kpse-visibility.m4 \
$(top_srcdir)/../../m4/kpse-warnings.m4 \
$(top_srcdir)/../../m4/kpse-zlib-flags.m4 \
$(top_srcdir)/version.ac $(top_srcdir)/configure.ac
@@ -161,6 +162,7 @@ SET_MAKE = @SET_MAKE@
SHELL = @SHELL@
STRIP = @STRIP@
VERSION = @VERSION@
+VISIBILITY_CFLAGS = @VISIBILITY_CFLAGS@
WARNING_CFLAGS = @WARNING_CFLAGS@
ZLIB_DEPEND = @ZLIB_DEPEND@
ZLIB_INCLUDES = @ZLIB_INCLUDES@