PERFORCE change 179302 for review

[Andrius Morkunas]

http://p4web.freebsd.org/@@179302?ac=10

Change 179302 by andrius at klevas on 2010/06/07 21:14:52

	Add support for PORTS_CC, USE_CC.
	
	Initial PORTS_CC and some PORTS_CXX support, they replace CC and
	CXX respectively. USE_CC is intended to be used instead of USE_GCC,
	but the latter is still supported for backwards compatibility.

Affected files ...

.. //depot/projects/soc2010/clangports/ports/Mk/bsd.port.mk#2 edit

Differences ...

==== //depot/projects/soc2010/clangports/ports/Mk/bsd.port.mk#2 (text+ko) ====

@@ -1747,6 +1747,38 @@
 CONFIGURE_ENV+=	MAKE=${GMAKE}
 .endif
 
+# Set the defaults
+PORTS_CC?=	gcc
+# PORTS_CXX should only be set if PORTS_CC is neither gcc nor clang
+PORTS_CXX?=	g++
+
+# handle USE_CC
+.if defined(USE_CC)
+# Check if port requires specific compiler
+.if ${USE_CC:Mgcc*} != "" && ${USE_CC:Mclang*} == ""
+PORTS_CC=	gcc
+.elif ${USE_CC:Mclang*} != "" && ${USE_CC:Mgcc*} == ""
+PORTS_CC=	clang
+.endif
+.endif
+
+.if (${PORTS_CC:M*gcc*} != "") || defined(USE_GCC)
+.if defined(USE_CC) && (${USE_CC:Mgcc*} != "")
+USE_GCC=	${USE_CC:Mgcc*:S/gcc//}
+.endif
+CC=			gcc
+CXX=		g++
+.elif (${PORTS_CC:Mclang*} != "")
+# TODO: handle something like USE_CLANG here when/if there's need for that
+BUILD_DEPENDS+=	clang:${PORTSDIR}/devel/llvm-devel
+CC=			clang
+CXX=		clang++
+.else
+# PORTS_CC is set to something weird
+CC=			${PORTS_CC}
+CXX=		${PORTS_CXX}
+.endif
+
 .if defined(USE_GCC) || defined(USE_FORTRAN)
 .include "${PORTSDIR}/Mk/bsd.gcc.mk"
 .endif