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-rw-r--r--mk/depend.mk12
1 files changed, 7 insertions, 5 deletions
diff --git a/mk/depend.mk b/mk/depend.mk
index bec382e5..2ae6e1e8 100644
--- a/mk/depend.mk
+++ b/mk/depend.mk
@@ -1,8 +1,5 @@
-# This only works for make implementations that always include a .depend if
-# it exists. Only GNU make does not do this.
-
+# Generate .depend
# Copyright 2008 Roy Marples <roy@marples.name>
-# All rights reserved. Released under the 2-clause BSD license.
CLEANFILES+= .depend
IGNOREFILES+= .depend
@@ -10,4 +7,9 @@ IGNOREFILES+= .depend
.depend: ${SRCS}
${CC} ${CPPFLAGS} -MM ${SRCS} > .depend
-depend: .depend
+depend: .depend extra_depend
+
+# Nasty hack for gmake which does not automatically include .depend
+# if it exists, unlike every other make implementation.
+INC_DEPEND= $(shell if test -e .depend; then echo ".depend"; else echo ""; fi)
+include ${INC_DEPEND}