From: Andre Noll <maan@tuebingen.mpg.de>
Date: Wed, 17 Jun 2020 17:24:53 +0000 (+0200)
Subject: build: Make sure osl.h exists when we run the compiler.
X-Git-Tag: v0.2.0~5^2~4
X-Git-Url: http://git.tue.mpg.de/?a=commitdiff_plain;h=ad6b4c7b6ec3de735eb17d29a2b67b5ecfb19be0;p=osl.git

build: Make sure osl.h exists when we run the compiler.

This fixes the build on NetBSD 9.0_RC1.
---

diff --git a/Makefile b/Makefile
index aa0e6f6..d0427c6 100644
--- a/Makefile
+++ b/Makefile
@@ -72,7 +72,10 @@ shared: $(realname)
 ifeq ($(findstring clean, $(MAKECMDGOALS)),)
 -include $(deps)
 endif
-%.o: %.c Makefile errtab.h
+
+# List osl.h in the prerequisites to make sure we generate it before attempting
+# to run the compiler. This matters only when the .d file does not exist.
+%.o: %.c osl.h Makefile errtab.h
 	$(CC) $(OSL_CPPFLAGS) $(CPPFLAGS) \
 		-c -MMD -MF $(*F).d -MT $@ \
 		$(OSL_CFLAGS) $(CFLAGS) $<