grep: move logic to compile header pattern into a separate helper

diff --git a/Makefile b/Makefile
index 1f11618cfdd8d1f680bbdcb8672960fdd7074b9a..38d3bf28595ff297d88260ebb535c35a21d0e22b 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -1448,7 +1448,7 @@ ifdef NO_REGEX
 endif
 
 ifdef USE_NED_ALLOCATOR
-       COMPAT_CFLAGS += -DUSE_NED_ALLOCATOR -DOVERRIDE_STRDUP -DNDEBUG -DREPLACE_SYSTEM_ALLOCATOR -Icompat/nedmalloc
+       COMPAT_CFLAGS += -Icompat/nedmalloc
        COMPAT_OBJS += compat/nedmalloc/nedmalloc.o
 endif
 
@@ -1879,6 +1879,11 @@ ifdef NO_EXPAT
 http-walker.s http-walker.o: EXTRA_CPPFLAGS = -DNO_EXPAT
 endif
 
+ifdef USE_NED_ALLOCATOR
+compat/nedmalloc/nedmalloc.o: EXTRA_CPPFLAGS = \
+       -DNDEBUG -DOVERRIDE_STRDUP -DREPLACE_SYSTEM_ALLOCATOR
+endif
+
 git-%$X: %.o $(GITLIBS)
        $(QUIET_LINK)$(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $(filter %.o,$^) $(LIBS)