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- From cb20e19028a8996de9305502ba5e5da3bd1181bf Mon Sep 17 00:00:00 2001
- From: Fabrice Fontaine <fontaine.fabrice@gmail.com>
- Date: Tue, 2 Apr 2019 09:19:36 +0200
- Subject: [PATCH] configure.ac: add --disable-pie option
- PIE is not necessarily supported on all architectures, so add an option
- to allow the user to disable the PIE.
- This fixes the build on the m68k architecture:
- - http://autobuild.buildroot.org/results/25985bbc160e3d62b23c4c613b2a81f3711621e3
- Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
- [Upstream status: merged]
- ---
- Makefile.am | 2 +-
- configure.ac | 12 ++++++++++++
- 2 files changed, 13 insertions(+), 1 deletion(-)
- diff --git a/Makefile.am b/Makefile.am
- index 638198d..332bd67 100644
- --- a/Makefile.am
- +++ b/Makefile.am
- @@ -1,5 +1,5 @@
- ACLOCAL_AMFLAGS = -I m4
- -AM_LDFLAGS = -pie
- +AM_LDFLAGS = @PIE_LDFLAGS@
-
- doc_DATA = \
- README.mailserver \
- diff --git a/configure.ac b/configure.ac
- index 095ff86..5af4235 100644
- --- a/configure.ac
- +++ b/configure.ac
- @@ -55,6 +55,18 @@ AS_IF([test "x${prefix}" = "xNONE"], [
- AC_DEFINE_UNQUOTED(PACKAGE_LOCALE_DIR, "${prefix}/share/locale", [Locale-specific data directory])
- ])
-
- +# ================
- +# Check for ldflags
- +# ================
- +AC_ARG_ENABLE([pie],
- + [AS_HELP_STRING([--disable-pie], [Disable Position Independent Executable])],
- + [enable_pie="$enableval"],
- + [enable_pie=yes]
- +)
- +AS_IF([test x"$enable_pie" != "xno"], [
- + PIE_LDFLAGS="-pie"
- +])
- +AC_SUBST([PIE_LDFLAGS])
-
- # ================
- # Check for cflags
- --
- 2.14.1
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