From 0aa230434b3a4449548dddd4e389176cb6eeeb9a Mon Sep 17 00:00:00 2001
From: Dan Dennedy <dan@dennedy.org>
Date: Sat, 8 Sep 2012 22:15:38 -0700
Subject: [PATCH] allow env CC to override hard-coded gcc in configure scripts

patch by Alberto Villa
---
 configure                      | 5 ++++-
 src/framework/configure        | 2 +-
 src/modules/avformat/configure | 4 ++--
 src/modules/frei0r/configure   | 2 +-
 4 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/configure b/configure
index 46531d94..c9c6e00f 100755
--- a/configure
+++ b/configure
@@ -195,6 +195,9 @@ export targetos=$(uname -s)
 export targetarch=
 export amd64=false
 
+# Define the compiler used in tests (gcc is not installed everywhere)
+: ${CC:=gcc}
+
 # Iterate through arguments
 for i in "$@"
 do
@@ -327,7 +330,7 @@ do
 		[ $help = 0 ] && echo "Configuring `basename $i`:"
 		olddir=`pwd`
 		cd src/$i
-		./configure "$@"
+		CC="$CC" ./configure "$@"
 		[ $? != 0 ] && exit 1
 		cd $olddir
 	fi
diff --git a/src/framework/configure b/src/framework/configure
index 7cb01d58..49ab5810 100755
--- a/src/framework/configure
+++ b/src/framework/configure
@@ -4,7 +4,7 @@ echo "framework	-I$prefix/include -I$prefix/include/mlt -D_REENTRANT	-L$libdir -
 echo > config.mak
 if [ "$(uname -s)" = "FreeBSD" ]
 then
-	printf "#include <sys/param.h>\n int main(){ return 0;}" | gcc -c -x c - >/dev/null 2>&1
+	printf "#include <sys/param.h>\n int main(){ return 0;}" | $CC -c -x c - >/dev/null 2>&1
 	[ "$?" -eq 0 ] && echo "HAVE_SYS_PARAM_H=1" >> config.mak
 fi
 exit 0
diff --git a/src/modules/avformat/configure b/src/modules/avformat/configure
index 16e23cf1..c11b6798 100755
--- a/src/modules/avformat/configure
+++ b/src/modules/avformat/configure
@@ -105,7 +105,7 @@ else
 			
 			if [ "$vdpau" = "true" ]
 			then
-				printf "#include <libavcodec/vdpau.h>\n int main(){ VdpBitstreamBuffer test; test.struct_version; return 0;}" | gcc -I"$static_ffmpeg" $CFLAGS -c -x c -  >/dev/null 2>&1
+				printf "#include <libavcodec/vdpau.h>\n int main(){ VdpBitstreamBuffer test; test.struct_version; return 0;}" | $CC -I"$static_ffmpeg" $CFLAGS -c -x c -  >/dev/null 2>&1
 				[ "$x11" = "0" -a "$?" = "0" ] && echo "VDPAU=1" >> config.mak
 			fi
 		else
@@ -141,7 +141,7 @@ else
 		
 		if [ "$vdpau" = "true" ]
 		then
-			printf "#include <libavcodec/vdpau.h>\n int main(){ VdpBitstreamBuffer test; test.struct_version; return 0;}" | gcc -I"$(pkg-config --cflags libavformat)" -I"$shared_ffmpeg/include" $CFLAGS -c -x c -  >/dev/null 2>&1
+			printf "#include <libavcodec/vdpau.h>\n int main(){ VdpBitstreamBuffer test; test.struct_version; return 0;}" | $CC -I"$(pkg-config --cflags libavformat)" -I"$shared_ffmpeg/include" $CFLAGS -c -x c -  >/dev/null 2>&1
 			[ "$x11" = "0" -a "$?" = "0" ] && echo "VDPAU=1" >> config.mak
 		fi
 	else
diff --git a/src/modules/frei0r/configure b/src/modules/frei0r/configure
index 73757a46..9c11952f 100755
--- a/src/modules/frei0r/configure
+++ b/src/modules/frei0r/configure
@@ -3,7 +3,7 @@
 if [ "$help" != "1" ]
 then
 
-	echo "#include <frei0r.h> int main(){ f0r_plugin_info_t test; test.name;return 0;}"| gcc $CFLAGS -c -x c -  >/dev/null 2>&1
+	echo "#include <frei0r.h> int main(){ f0r_plugin_info_t test; test.name;return 0;}"| $CC $CFLAGS -c -x c -  >/dev/null 2>&1
 
 	if [ "$?" = "1" ]
 	then
-- 
2.39.2