From 3890b431646b895647b06b202c8e73b1cd0e3679 Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@anylike.org>
Date: Tue, 25 Sep 2012 11:27:20 +0000
Subject: add support for clang

---
 src/configure | 19 ++++++++++++++++---
 1 file changed, 16 insertions(+), 3 deletions(-)

(limited to 'src')

diff --git a/src/configure b/src/configure
index 680d22e..2dfb56d 100755
--- a/src/configure
+++ b/src/configure
@@ -32,8 +32,7 @@
 TARGET=`uname -s`
 EBUILD_COMPAT=0
 
-CFLAGS='-g -Wall -O2'
-LDFLAGS='-g -Wall -O2 -lm'
+USE_CLANG=0
 
 CRYPTO_LIB='gnutls'
 LUA_DIR=''
@@ -60,6 +59,7 @@ print_usage() {
   echo "          --no-examples             dont't install example files"
   echo "          --use-openssl             use openssl instead of gnutls"
   echo "          --with-lua=<DIR>          use this lua tree instead of system default"
+  echo "          --use-clang               use clang/llvm as compiler/linker"
 }
 
 for arg
@@ -80,6 +80,9 @@ do
   --mandir=*)
     MANDIR=${arg#--mandir=}
   ;;
+  --use-clang)
+    USE_CLANG=1
+  ;;
   --no-manpage)
     INSTALLMANPAGE=0
   ;;
@@ -117,6 +120,16 @@ if [ -n "$ERRORS" ] && [ $EBUILD_COMPAT -ne 1 ]; then
   exit 1
 fi
 
+if [ $USE_CLANG -eq 0 ]; then
+  CFLAGS='-g -Wall -O2'
+  LDFLAGS='-g -Wall -O2 -lm'
+  COMPILER='gcc'
+else
+  CFLAGS='-g -O2'
+  LDFLAGS='-g -O2 -lm'
+  COMPILER='clang'
+fi
+
 rm -f version.h
 rm -f include.mk
 case $TARGET in
@@ -244,7 +257,7 @@ cat > include.mk <<EOF
 # use ./configure instead
 
 TARGET := '$TARGET'
-CC := gcc
+CC := $COMPILER
 CFLAGS := $CFLAGS
 LDFLAGS := $LDFLAGS
 LUA := '$LUA'
-- 
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