fuzz: Change how fuzz_certs is built

We mainly do this because we have to create a self-contained executable
and it isn't so easy to actually get libtool to link e.g. libgmp
statically.

diff --git a/fuzz/Makefile.am b/fuzz/Makefile.am
index a2c225ff32e6709e766527eb6be5277dda173380..66debc226696a4f31759ecfbdd9404b0a7f066bb 100644 (file)
--- a/fuzz/Makefile.am
+++ b/fuzz/Makefile.am
@@ -1,12 +1,18 @@
-AM_CPPFLAGS = \
+CPPFLAGS = @CPPFLAGS@ \
        -I$(top_srcdir)/src/libstrongswan \
        -DPLUGINDIR=\""$(abs_top_builddir)/src/libstrongswan/plugins\"" \
        -DPLUGINS="\"${fuzz_plugins}\""
 
-noinst_PROGRAMS = fuzz_certs
+LDFLAGS = @LDFLAGS@ ${libfuzzer} \
+       $(top_builddir)/src/libstrongswan/.libs/libstrongswan.a \
+       -Wl,-Bstatic -lgmp -Wl,-Bdynamic \
+       -stdlib=libc++ -lstdc++
 
-fuzz_certs_SOURCES = fuzz_certs.c
+FUZZ_TARGETS=fuzz_certs
 
-fuzz_certs_LDFLAGS = ${libfuzzer} -lstdc++
+all-local: $(FUZZ_TARGETS)
 
-fuzz_certs_LDADD = $(top_builddir)/src/libstrongswan/libstrongswan.la
+CLEANFILES=$(FUZZ_TARGETS)
+
+fuzz_certs: fuzz_certs.c
+       $(CC) $(CPPFLAGS) $(CFLAGS) -o $@ $< $(LDFLAGS)