From b1b88695bea30de4935528800ead5aa720bc1cde Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 1 Jun 2014 19:32:15 +0000
Subject: gmake.mk: universal cpp rules

* defs/gmake.mk: define preprocessing rules per architectures for
  universal binaries.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46306 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 defs/gmake.mk | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'defs')

diff --git a/defs/gmake.mk b/defs/gmake.mk
index 5c83d9d5f8..23977da6dc 100644
--- a/defs/gmake.mk
+++ b/defs/gmake.mk
@@ -9,6 +9,19 @@ ifneq ($(filter -O0 -Od,$(optflags)),)
 override XCFLAGS := $(filter-out -D_FORTIFY_SOURCE=%,$(XCFLAGS))
 endif
 
+ifneq ($(filter universal-%,$(arch)),)
+define archcmd
+%.$(1).i: %.c
+	@$$(ECHO) preprocessing $$< with $(2)
+	$$(Q) $$(CPP) $$(warnflags) $(2) $$(XCFLAGS) $$(CPPFLAGS) $$(COUTFLAG)$$@ -E $$< > $$@
+
+%.i: %.$(1).i
+endef
+
+$(foreach $(filter -arch=%,$(subst -arch ,-arch=,$(ARCH_FLAG))),\
+	$(eval $(call archcmd,$(patsubst -arch=%,%,$(value arch)),$(patsubst -arch=%,-arch %,$(value arch)))))
+endif
+
 ifneq ($(filter check% test,$(MAKECMDGOALS)),)
 yes-test-knownbug: $(TEST_DEPENDS) yes-btest-ruby
 yes-btest-ruby: $(TEST_DEPENDS) yes-test-sample
-- 
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