157 lines
4.7 KiB
Diff
157 lines
4.7 KiB
Diff
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2013-12-30 Magnus Granberg <zorry@gentoo.org>
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* gcc/configure.ac Add --enable-esp and define ENABLE_ESP.
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Check if we support crtbeginP and define ENABLE_CRTBEGINP.
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* gcc/configure Regenerated
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--- a/gcc/configure.ac 2011-11-18 11:52:32.000000000 +0100
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+++ b/gcc/configure.ac 2012-10-02 17:39:15.649526241 +0200
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@@ -5130,6 +5237,55 @@ if test x"${LINKER_HASH_STYLE}" != x; th
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[The linker hash style])
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fi
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+# --------------
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+# Esp checks
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+# --------------
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+
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+# Check whether --enable-esp was given and target have the support.
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+AC_ARG_ENABLE([esp],
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+[AS_HELP_STRING([--enable-esp],
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+ [Enable Stack protector and Position independent executable as
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+ default if we have suppot for it when compiling
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+ and link with -z now as default.
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+ Linux targets supported i*86, x86_64, x32,
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+ powerpc, powerpc64, ia64, arm and mips.])],
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+ enable_esp=$enableval,
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+ enable_esp=no)
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+if test $enable_esp = yes ; then
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+ AC_MSG_CHECKING(if $target support esp)
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+ case "$target" in
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+ i?86*-*-linux* | x86_64-*-linux* | powerpc*-*-linux* | mips-*-linux* | arm*-*-linux* | ia64-*-linux*)
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+ enable_esp=yes
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+ AC_DEFINE(ENABLE_ESP, 1,
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+ [Define if your target support esp and you have enable it.])
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+ ;;
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+ *)
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+ enable_esp=no
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+ ;;
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+ esac
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+AC_MSG_RESULT($enable_esp)
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+fi
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+AC_SUBST([enable_esp])
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+if test $enable_esp = yes ; then
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+ AC_MSG_CHECKING(checking for crtbeginP.o support)
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+ if test x$enable_esp = xyes ; then
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+ case "$target" in
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+ ia64*-*-linux*)
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+ enable_crtbeginP=no ;;
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+ *-*-linux*)
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+ if test x$gcc_cv_ld_pie = xyes && test x$lt_cv_prog_compiler_static_works = xyes; then
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+ enable_crtbeginP=yes
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+ AC_DEFINE(ENABLE_CRTBEGINP, 1,
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+ [Define if your compiler will support crtbeginP.])
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+ fi
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+ ;;
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+ *) enable_crtbeginP=no ;;
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+ esac
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+ fi
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+ AC_MSG_RESULT($enable_crtbeginP)
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+fi
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+AC_SUBST([enable_crtbeginP])
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+
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# Configure the subdirectories
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# AC_CONFIG_SUBDIRS($subdirs)
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--- a/gcc/configure 2013-02-01 21:26:24.000000000 +0100
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+++ b/gcc/configure 2013-02-12 01:59:20.000000000 +0100
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@@ -600,6 +600,8 @@
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ac_subst_vars='LTLIBOBJS
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LIBOBJS
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PICFLAG
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+enable_crtbeginP
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+enable_esp
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enable_host_shared
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enable_plugin
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pluginlibs
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@@ -920,6 +922,7 @@
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enable_plugin
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enable_libquadmath_support
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with_linker_hash_style
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+enable_esp
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'
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ac_precious_vars='build_alias
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host_alias
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@@ -1633,6 +1636,11 @@
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--enable-plugin enable plugin support
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--disable-libquadmath-support
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disable libquadmath support for Fortran
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+ --enable-esp Enable Stack protector and Position independent
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+ executable as default if we have suppot for it when
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+ compiling and link with -z now as default.
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+ Linux targets supported i*86, x86_64, x32,
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+ powerpc, powerpc64, ia64, arm and mips.
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Optional Packages:
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--with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
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@@ -27419,6 +27427,59 @@
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fi
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+# --------------
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+# Esp checks
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+# --------------
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+
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+# Check whether --enable-esp was given and target have the support.
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+# Check whether --enable-esp was given.
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+if test "${enable_esp+set}" = set; then :
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+ enableval=$enable_esp; enable_esp=$enableval
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+else
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+ enable_esp=no
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+fi
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+
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+if test $enable_esp = yes ; then
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+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $target support esp" >&5
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+$as_echo_n "checking if $target support esp... " >&6; }
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+ case "$target" in
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+ i?86*-*-linux* | x86_64-*-linux* | powerpc*-*-linux* | mips*-*-linux* | arm*-*-linux* | ia64-*-linux*)
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+ enable_esp=yes
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+
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+$as_echo "#define ENABLE_ESP 1" >>confdefs.h
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+
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+ ;;
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+ *)
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+ enable_esp=no
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+ ;;
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+ esac
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+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_esp" >&5
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+$as_echo "$enable_esp" >&6; }
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+fi
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+
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+if test $enable_esp = yes ; then
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+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking checking for crtbeginP.o support" >&5
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+$as_echo_n "checking checking for crtbeginP.o support... " >&6; }
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+ if test x$enable_esp = xyes ; then
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+ case "$target" in
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+ ia64*-*-linux*)
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+ enable_crtbeginP=no ;;
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+ *-*-linux*)
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+ if test x$gcc_cv_ld_pie = xyes && test x$lt_cv_prog_compiler_static_works = xyes; then
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+ enable_crtbeginP=yes
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+
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+$as_echo "#define ENABLE_CRTBEGINP 1" >>confdefs.h
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+
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+ fi
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+ ;;
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+ *) enable_crtbeginP=no ;;
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+ esac
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+ fi
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+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_crtbeginP" >&5
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+$as_echo "$enable_crtbeginP" >&6; }
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+fi
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+
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+
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# Configure the subdirectories
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# AC_CONFIG_SUBDIRS($subdirs)
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