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package(default_visibility = ["//visibility:public"])
licenses(["notice"]) # BSD 3-Clause
exports_files(["COPYING"])
cc_library(
name = "snappy",
srcs = [
"config.h",
"snappy.cc",
"snappy.h",
"snappy-internal.h",
"snappy-sinksource.cc",
"snappy-sinksource.h",
"snappy-stubs-internal.cc",
"snappy-stubs-internal.h",
"snappy-stubs-public.h",
],
hdrs = ["snappy.h"],
copts = ["-DHAVE_CONFIG_H"] + select({
"@org_tensorflow//tensorflow:windows": [],
"//conditions:default": [
"-fno-exceptions",
"-Wno-sign-compare",
"-Wno-shift-negative-value",
"-Wno-implicit-function-declaration",
],
}),
)
genrule(
name = "config_h",
outs = ["config.h"],
cmd = "\n".join([
"cat <<'EOF' >$@",
"#define HAVE_STDDEF_H 1",
"#define HAVE_STDINT_H 1",
"",
"#ifdef __has_builtin",
"# if !defined(HAVE_BUILTIN_EXPECT) && __has_builtin(__builtin_expect)",
"# define HAVE_BUILTIN_EXPECT 1",
"# endif",
"# if !defined(HAVE_BUILTIN_CTZ) && __has_builtin(__builtin_ctzll)",
"# define HAVE_BUILTIN_CTZ 1",
"# endif",
"#elif defined(__GNUC__) && (__GNUC__ > 3 || __GNUC__ == 3 && __GNUC_MINOR__ >= 4)",
"# ifndef HAVE_BUILTIN_EXPECT",
"# define HAVE_BUILTIN_EXPECT 1",
"# endif",
"# ifndef HAVE_BUILTIN_CTZ",
"# define HAVE_BUILTIN_CTZ 1",
"# endif",
"#endif",
"",
"#ifdef __has_include",
"# if !defined(HAVE_BYTESWAP_H) && __has_include(<byteswap.h>)",
"# define HAVE_BYTESWAP_H 1",
"# endif",
"# if !defined(HAVE_UNISTD_H) && __has_include(<unistd.h>)",
"# define HAVE_UNISTD_H 1",
"# endif",
"# if !defined(HAVE_SYS_ENDIAN_H) && __has_include(<sys/endian.h>)",
"# define HAVE_SYS_ENDIAN_H 1",
"# endif",
"# if !defined(HAVE_SYS_MMAN_H) && __has_include(<sys/mman.h>)",
"# define HAVE_SYS_MMAN_H 1",
"# endif",
"# if !defined(HAVE_SYS_UIO_H) && __has_include(<sys/uio.h>)",
"# define HAVE_SYS_UIO_H 1",
"# endif",
"#endif",
"",
"#ifndef SNAPPY_IS_BIG_ENDIAN",
"# ifdef __s390x__",
"# define SNAPPY_IS_BIG_ENDIAN 1",
"# elif defined(__BYTE_ORDER__) && defined(__ORDER_BIG_ENDIAN__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__",
"# define SNAPPY_IS_BIG_ENDIAN 1",
"# endif",
"#endif",
"EOF",
]),
)
genrule(
name = "snappy_stubs_public_h",
srcs = ["snappy-stubs-public.h.in"],
outs = ["snappy-stubs-public.h"],
cmd = ("sed " +
"-e 's/$${\\(.*\\)_01}/\\1/g' " +
"-e 's/$${SNAPPY_MAJOR}/1/g' " +
"-e 's/$${SNAPPY_MINOR}/1/g' " +
"-e 's/$${SNAPPY_PATCHLEVEL}/4/g' " +
"$< >$@"),
)
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