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| author | Mans Rullgard <mans@mansr.com> | 2011-05-19 18:34:40 +0100 |
|---|---|---|
| committer | Mans Rullgard <mans@mansr.com> | 2011-05-19 19:45:06 +0100 |
| commit | 272874c9dbde5d48884c417b76f3c7f04938c92f (patch) | |
| tree | f517ff3fbdea39aaf9624723301f957bccc44b51 /libavcodec | |
| parent | c98657a21536ef71a1d8d6a7ff4d69dd19d9e5b7 (diff) | |
| download | ffmpeg-272874c9dbde5d48884c417b76f3c7f04938c92f.tar.gz | |
Simplify trig table rules
This collapses the make rules for the trig tables into a pattern
rule. Based on a patch by Diego, modified to avoid using fragile
make constructs and allow future addition of fixed-point sin tables.
Signed-off-by: Mans Rullgard <mans@mansr.com>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/Makefile | 11 | ||||
| -rw-r--r-- | libavcodec/costablegen.c | 2 |
2 files changed, 5 insertions, 8 deletions
diff --git a/libavcodec/Makefile b/libavcodec/Makefile index 4765ceb413..7a9d897606 100644 --- a/libavcodec/Makefile +++ b/libavcodec/Makefile @@ -676,14 +676,11 @@ include $(SUBDIR)../subdir.mak $(SUBDIR)dct-test$(EXESUF): $(SUBDIR)dctref.o -$(SUBDIR)cos_tables.c: $(SUBDIR)costablegen$(HOSTEXESUF) - $(M)./$< > $@ - -$(SUBDIR)cos_fixed_tables.c: $(SUBDIR)costablegen$(HOSTEXESUF) - $(M)./$< cos fixed > $@ +TRIG_TABLES = cos cos_fixed sin +TRIG_TABLES := $(TRIG_TABLES:%=$(SUBDIR)%_tables.c) -$(SUBDIR)sin_tables.c: $(SUBDIR)costablegen$(HOSTEXESUF) - $(M)./$< sin > $@ +$(TRIG_TABLES): $(SUBDIR)%_tables.c: $(SUBDIR)costablegen$(HOSTEXESUF) + $(M)./$< $* > $@ ifdef CONFIG_SMALL $(SUBDIR)%_tablegen$(HOSTEXESUF): HOSTCFLAGS += -DCONFIG_SMALL=1 diff --git a/libavcodec/costablegen.c b/libavcodec/costablegen.c index 6bfb8eabf2..5e52c482c6 100644 --- a/libavcodec/costablegen.c +++ b/libavcodec/costablegen.c @@ -51,7 +51,7 @@ int main(int argc, char *argv[]) { int i, j; int do_sin = argc > 1 && !strcmp(argv[1], "sin"); - int fixed = argc > 2 && !strcmp(argv[2], "fixed"); + int fixed = argc > 1 && strstr(argv[1], "fixed"); double (*func)(double) = do_sin ? sin : cos; printf("/* This file was automatically generated. */\n"); |