From 5f7888db4f8969a927898a1888363417d59f992d Mon Sep 17 00:00:00 2001
From: Martin Reinecke <martin@mpa-garching.mpg.de>
Date: Wed, 19 Sep 2012 11:07:30 +0200
Subject: [PATCH] add option to enable position independent code generation
---
configure.ac | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/configure.ac b/configure.ac
index ee0283a..443e5bb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -40,6 +40,13 @@ AC_ARG_ENABLE(debug,
ENABLE_DEBUG=yes
fi])
+ENABLE_PIC=no
+AC_ARG_ENABLE(pic,
+ [ --enable-pic enable generation of position independent code],
+ [if test "$enableval" = yes; then
+ ENABLE_PIC=yes
+ fi])
+
case $CCTYPE in
gcc)
CCFLAGS="-O3 -fno-tree-vectorize -ffast-math -fomit-frame-pointer -std=c99 -pedantic -Wextra -Wall -Wno-unknown-pragmas -Wshadow -Wmissing-prototypes -Wfatal-errors"
@@ -84,6 +91,10 @@ if test $ENABLE_DEBUG = yes; then
CCFLAGS="$CCFLAGS -g"
fi
+if test $ENABLE_PIC = yes; then
+ CCFLAGS="$CCFLAGS -fPIC"
+fi
+
if test $ENABLE_MPI = yes; then
CCFLAGS="$CCFLAGS -DUSE_MPI"
fi
--
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