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-rw-r--r--defs/gmake.mk15
1 files changed, 8 insertions, 7 deletions
diff --git a/defs/gmake.mk b/defs/gmake.mk
index 218b082238..7f83e67c47 100644
--- a/defs/gmake.mk
+++ b/defs/gmake.mk
@@ -154,13 +154,14 @@ $(foreach x,$(patsubst -arch=%,%,$(arch_flags)), \
mjit_min_headers := $(patsubst -arch=%,$(MJIT_MIN_HEADER:.h=-%.h),$(arch_flags))
$(MJIT_MIN_HEADER): $(mjit_min_headers) $(PREP)
@ set -e; set $(patsubst -arch=%,%,$(arch_flags)); \
- cd $(@D); h=$(@F:.h=); set -x; \
- cp $$h-$$1.h $$h.h.new; shift; \
- for arch; do \
- mv $$h.h.new $$h.h.tmp; \
- diff -B -D__$${arch}__ $$h.h.tmp $$h-$$arch.h > $$h.h.new || :; \
- done
- $(RM) $@.tmp
+ cd $(@D); h=$(@F:.h=); \
+ exec > $(@F).new; \
+ echo '#if 0'; \
+ for arch; do\
+ echo "#elif defined __$${arch}__"; \
+ echo "# include \"$$h-$$arch.h\""; \
+ done; \
+ echo "#else"; echo "# error unsupported platform"; echo "#endif"
$(IFCHANGE) $@ $@.new
$(Q) $(MAKEDIRS) $(MJIT_HEADER_INSTALL_DIR)
$(Q) $(MAKE_LINK) $@ $(MJIT_HEADER_INSTALL_DIR)/$(@F)