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[contrib][linux] Add wrapper API

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Add the kernel wrapper API. This keeps the same API and semantics as the
existing kernel API with name changes to be more kernel style and avoid
symbol collisions with zstd.
This commit is contained in:
Nick Terrell
2020-12-02 01:08:08 -08:00
parent 6112b82526
commit f58e9a9830
8 changed files with 769 additions and 177 deletions
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contrib/linux-kernel/Makefile
+3 -7
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@@ -22,8 +22,6 @@ libzstd:
--xxh64-prefix 'xxh64' \
--rewrite-include '<limits\.h>=<linux/limits.h>' \
--rewrite-include '<stddef\.h>=<linux/types.h>' \
--rewrite-include '"\.\./zstd.h"=<linux/zstd.h>' \
--rewrite-include '"(\.\./common/)?zstd_errors.h"=<linux/zstd_errors.h>' \
-DZSTD_NO_INTRINSICS \
-DZSTD_NO_UNUSED_FUNCTIONS \
-DZSTD_LEGACY_SUPPORT=0 \
@@ -48,8 +46,7 @@ libzstd:
-U_WIN32 \
-RZSTDLIB_VISIBILITY= \
-RZSTDERRORLIB_VISIBILITY=
mv linux/lib/zstd/zstd.h linux/include/linux
mv linux/lib/zstd/common/zstd_errors.h linux/include/linux
cp linux_zstd.h linux/include/linux/zstd.h
cp zstd_compress_module.c linux/lib/zstd
cp zstd_decompress_module.c linux/lib/zstd
cp decompress_sources.h linux/lib/zstd
@@ -62,9 +59,8 @@ import: libzstd
rm -f $(LINUX)/include/linux/zstd.h
rm -f $(LINUX)/include/linux/zstd_errors.h
rm -rf $(LINUX)/lib/zstd
mv linux/include/linux/zstd.h $(LINUX)/include/linux
mv linux/include/linux/zstd_errors.h $(LINUX)/include/linux
mv linux/lib/zstd $(LINUX)/lib
cp linux/include/linux/zstd.h $(LINUX)/include/linux
cp -r linux/lib/zstd $(LINUX)/lib
.PHONY: test
test: libzstd