Correct handling profiled libraries.

PR:		150174
Submitted by:	bf@

math/blas/Makefile

@@ -7,7 +7,7 @@
 
 PORTNAME=	blas
 PORTVERSION=	1.0
-PORTREVISION=	5
+PORTREVISION=	6
 CATEGORIES=	math
 MASTER_SITES=	http://www.netlib.org/blas/ \
 		http://www.mirrorservice.org/sites/netlib.bell-labs.com/netlib/blas/ \
@@ -29,14 +29,28 @@ PLIST_FILES=	lib/libblas.a lib/libblas.so lib/libblas.so.${SHLIB_MAJOR}
 
 LDFLAGS+=	${FFLAGS}
 LDADD ?=	-lgfortran -lm
+SRCCONF=	${NONEXISTENT}
 MAKE_ENV+=	LDADD="${LDADD}" LDFLAGS="${LDFLAGS}" \
-		SHLIB_MAJOR="${SHLIB_MAJOR}"
+		SHLIB_MAJOR="${SHLIB_MAJOR}" SRCCONF="${SRCCONF}"
 .for _u in AR NM RANLIB
 MAKE_ENV+=	${_u}="${LOCALBASE}/bin/${_u:L}"
 .endfor
 
-.if !(defined(NOPROFILE) || defined(NO_PROFILE) || defined(WITHOUT_PROFILE))
+OPTIONS=	"PROFILE" "Build and install a profiling library" Off
+
+.include <bsd.port.options.mk>
+
+.if defined(WITH_PROFILE)
+.if defined(NOPROFILE) || defined(NO_PROFILE) || defined(WITHOUT_PROFILE)
+IGNORE =	you have defined WITH_PROFILE, but have also defined\
+WITHOUT_PROFILE, NOPROFILE, or NO_PROFILE
+.elif !exists(/usr/lib/libc_p.a)
+IGNORE	=	you have chosen WITH_PROFILE, but have not installed the\
+base system profiling libraries
+.endif
 PLIST_FILES+=	lib/libblas_p.a
+.else
+MAKE_ENV+=	WITHOUT_PROFILE=
 .endif
 
 post-patch: