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authorMans Rullgard <mans@mansr.com>2012-10-03 13:48:27 +0100
committerMans Rullgard <mans@mansr.com>2012-11-23 12:03:32 +0000
commitc262649291e711c084c5d8fc3fd0eee175f155ff (patch)
tree2fa9f2742e010483bc3283690012d3be6e66e36e
parent9ae80e6a9cefcab61e867256ba19ef78a4bfe0cb (diff)
downloadffmpeg-c262649291e711c084c5d8fc3fd0eee175f155ff.tar.gz
build: add rules to generate preprocessed source files
This is useful for debugging. Dependencies for these files are not generated due to limitations in many compilers. Signed-off-by: Mans Rullgard <mans@mansr.com>
-rw-r--r--Makefile3
-rwxr-xr-xconfigure1
-rw-r--r--library.mak11
3 files changed, 13 insertions, 2 deletions
diff --git a/Makefile b/Makefile
index 5e1dae66aa..91acc4c0b3 100644
--- a/Makefile
+++ b/Makefile
@@ -45,6 +45,9 @@ COMPILE_S = $(call COMPILE,AS)
%.o: %.S
$(COMPILE_S)
+%.i: %.c
+ $(CC) $(CCFLAGS) $(CC_E) $<
+
%.h.c:
$(Q)echo '#include "$*.h"' >$@
diff --git a/configure b/configure
index 890ff93b3d..0883035d07 100755
--- a/configure
+++ b/configure
@@ -3756,6 +3756,7 @@ ASFLAGS=$ASFLAGS
AS_C=$AS_C
AS_O=$AS_O
CC_C=$CC_C
+CC_E=$CC_E
CC_O=$CC_O
LD_O=$LD_O
LD_LIB=$LD_LIB
diff --git a/library.mak b/library.mak
index 33ec37f1cd..9309c42e5d 100644
--- a/library.mak
+++ b/library.mak
@@ -17,12 +17,19 @@ $(SUBDIR)%-test.o: $(SUBDIR)%-test.c
$(SUBDIR)%-test.o: $(SUBDIR)%.c
$(COMPILE_C)
+$(SUBDIR)%-test.i: $(SUBDIR)%-test.c
+ $(CC) $(CCFLAGS) $(CC_E) $<
+
+$(SUBDIR)%-test.i: $(SUBDIR)%.c
+ $(CC) $(CCFLAGS) $(CC_E) $<
+
$(SUBDIR)x86/%.o: $(SUBDIR)x86/%.asm
$(DEPYASM) $(YASMFLAGS) -I $(<D)/ -M -o $@ $< > $(@:.o=.d)
$(YASM) $(YASMFLAGS) -I $(<D)/ -o $@ $<
-$(OBJS) $(SUBDIR)%.h.o $(TESTOBJS): CPPFLAGS += -DHAVE_AV_CONFIG_H
-$(TESTOBJS): CPPFLAGS += -DTEST
+LIBOBJS := $(OBJS) $(SUBDIR)%.h.o $(TESTOBJS)
+$(LIBOBJS) $(LIBOBJS:.o=.i): CPPFLAGS += -DHAVE_AV_CONFIG_H
+$(TESTOBJS) $(TESTOBJS:.o=.i): CPPFLAGS += -DTEST
$(SUBDIR)$(LIBNAME): $(OBJS)
$(RM) $@