Let this work on gcc < 4, which don't accept /dev/null as a valid input file.

1 files changed, 28 insertions, 10 deletions

diff --git a/regress/libexec/ld.so/df_1_noopen/Makefile b/regress/libexec/ld.so/df_1_noopen/Makefile
index 56118324b93..b59bb852fde 100644
--- a/regress/libexec/ld.so/df_1_noopen/Makefile
+++ b/regress/libexec/ld.so/df_1_noopen/Makefile
@@ -1,19 +1,39 @@
-# $OpenBSD: Makefile,v 1.2 2013/01/23 19:46:09 miod Exp $
+# $OpenBSD: Makefile,v 1.3 2013/04/02 07:15:02 miod Exp $
+
+.include <bsd.own.mk>
 
 REGRESS_TARGETS = test
 
+.include <bsd.regress.mk>
+
+.if ${COMPILER_VERSION} == "gcc4"
+EMPTYFILE=	/dev/null
+LIB_DEPENDS=
+.else
+EMPTYFILE=	emptyfile
+CLEANFILES+=	${EMPTYFILE}
+LIB_DEPENDS=	${EMPTYFILE}
+
+# gcc3 will error with "file not recognized: File truncated" if the input file
+# is not at least four bytes long!
+${EMPTYFILE}:
+	printf "\n\n\n\n" > $@
+.endif
+
+CLEANFILES+=lib1.so lib2.so lib3.so dlopen dlopen1 dlopen2 dlopen3
+
 .PHONY: test
 test: lib1.so lib2.so lib3.so dlopen dlopen1 dlopen2 dlopen3
-	./test.sh
+	${.CURDIR}/test.sh
 
-lib1.so:
-	cc -o lib1.so /dev/null -fPIC -shared -Wl,-znodlopen
+lib1.so: ${LIB_DEPENDS}
+	cc -o lib1.so ${EMPTYFILE} -fPIC -shared -Wl,-znodlopen
 
-lib2.so:
-	cc -o lib2.so /dev/null -fPIC -shared -L. -l1
+lib2.so: ${LIB_DEPENDS}
+	cc -o lib2.so ${EMPTYFILE} -fPIC -shared -L. -l1
 
-lib3.so:
-	cc -o lib3.so /dev/null -fPIC -shared -L. -l2
+lib3.so: ${LIB_DEPENDS}
+	cc -o lib3.so ${EMPTYFILE} -fPIC -shared -L. -l2
 
 dlopen: dlopen.c
 	cc -o dlopen ${.CURDIR}/dlopen.c
@@ -26,5 +46,3 @@ dlopen2: dlopen.c
 
 dlopen3: dlopen.c
 	cc -o dlopen3 ${.CURDIR}/dlopen.c -L. -l3
-
-.include <bsd.regress.mk>