Declare Makefile suffixes, to be a little closer to POSIX make compliance.

[pspp-builds.git] / src / language / expressions / automake.mk

diff --git a/src/language/expressions/automake.mk b/src/language/expressions/automake.mk
index bc4e830d7ffefc010cf3283d6f237fb8dc58a880..4dc2d145d1a1b6a18461915d49cb2a77f052ac5f 100644 (file)
--- a/src/language/expressions/automake.mk
+++ b/src/language/expressions/automake.mk
@@ -27,7 +27,7 @@ EXTRA_DIST += $(helpers) $(expressions_built_sources:=.pl)
 AM_CPPFLAGS += -I$(top_builddir)/src/language/expressions \
        -I$(top_srcdir)/src/language/expressions
 
-SUFFIXES = .h.pl .inc.pl
+SUFFIXES += .h.pl .inc.pl
 
 generate_from_pl = $(MKDIR_P) `dirname $@` && \
        $(PERL) -I $(top_srcdir)/src/language/expressions $< -o $@ -i $(top_srcdir)/src/language/expressions/operations.def