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From: Roman Divacky <rdivacky@FreeBSD.org>
Date: Wed, 28 Apr 2010 18:29:44 +0000 (UTC)
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Subject: svn commit: r207333 - projects/clangbsd
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Author: rdivacky
Date: Wed Apr 28 18:29:44 2010
New Revision: 207333
URL: http://svn.freebsd.org/changeset/base/207333

Log:
  Improve the detection whether CC/CXX is clang thus allowing
  buildworld with CC=cc etc. While at it allow it so that
  CC/CXX can be set to different compilers.
  
  Submitted by: Dominic Fandrey <kamikaze bsdforen de>

Modified:
  projects/clangbsd/Makefile.inc1

Modified: projects/clangbsd/Makefile.inc1
==============================================================================
--- projects/clangbsd/Makefile.inc1	Wed Apr 28 18:28:08 2010	(r207332)
+++ projects/clangbsd/Makefile.inc1	Wed Apr 28 18:29:44 2010	(r207333)
@@ -252,9 +252,8 @@ XMAKE=		TOOLS_PREFIX=${WORLDTMP} ${BMAKE
 		TARGET=${TARGET} TARGET_ARCH=${TARGET_ARCH} \
 		-DWITHOUT_GDB
 
-.if ${CC} == "clang" || ${CXX} == "clang++"
-MMINTRIN_CLANG=	-isystem ${WORLDTMP}/usr/include/clang/1.5
-.endif
+CCMMINTRIN_CLANG=	`env PATH=${TMPPATH} ${CC} --version | grep -Fq clang && echo -isystem ${WORLDTMP}/usr/include/clang/1.5`
+CXXMMINTRIN_CLANG=	`env PATH=${TMPPATH} ${CXX} --version | grep -Fq clang && echo -isystem ${WORLDTMP}/usr/include/clang/1.5`
 
 # world stage
 WMAKEENV=	${CROSSENV} \
@@ -262,8 +261,8 @@ WMAKEENV=	${CROSSENV} \
 		VERSION="${VERSION}" \
 		INSTALL="sh ${.CURDIR}/tools/install.sh" \
 		PATH=${TMPPATH} \
-		CC="${CC} ${MMINTRIN_CLANG} -isystem ${WORLDTMP}/usr/include -B${WORLDTMP}/usr/lib/ -L${WORLDTMP}/usr/lib/" \
-		CXX="${CXX} ${MMINTRIN_CLANG} -isystem ${WORLDTMP}/usr/include -isystem ${WORLDTMP}/include/c++/4.2 -isystem ${WORLDTMP}/include/c++/4.2/backward -B${WORLDTMP}/usr/lib/ -L${WORLDTMP}/usr/lib/"
+		CC="${CC} ${CCMMINTRIN_CLANG} -isystem ${WORLDTMP}/usr/include -B${WORLDTMP}/usr/lib/ -L${WORLDTMP}/usr/lib/" \
+		CXX="${CXX} ${CXXMMINTRIN_CLANG} -isystem ${WORLDTMP}/usr/include -isystem ${WORLDTMP}/include/c++/4.2 -isystem ${WORLDTMP}/include/c++/4.2/backward -B${WORLDTMP}/usr/lib/ -L${WORLDTMP}/usr/lib/"
 
 .if ${MK_CDDL} == "no" || defined(NO_CTF)
 WMAKEENV+=	NO_CTF=1