rules_proto_grpc/third_party/BUILD.bazel.zlib

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package(default_visibility = ["//visibility:public"])
licenses(["notice"]) # BSD/MIT-like license (for zlib)
_ZLIB_HEADERS = [
"crc32.h",
"deflate.h",
"gzguts.h",
"inffast.h",
"inffixed.h",
"inflate.h",
"inftrees.h",
"trees.h",
"zconf.h",
"zlib.h",
"zutil.h",
]
_ZLIB_PREFIXED_HEADERS = ["zlib/include/" + hdr for hdr in _ZLIB_HEADERS]
# In order to limit the damage from the `includes` propagation
# via `:zlib`, copy the public headers to a subdirectory and
# expose those.
genrule(
name = "copy_public_headers",
srcs = _ZLIB_HEADERS,
outs = _ZLIB_PREFIXED_HEADERS,
cmd = "cp $(SRCS) $(@D)/zlib/include/",
visibility = ["//visibility:private"],
)
cc_library(
name = "zlib",
srcs = [
"adler32.c",
"compress.c",
"crc32.c",
"deflate.c",
"gzclose.c",
"gzlib.c",
"gzread.c",
"gzwrite.c",
"infback.c",
"inffast.c",
"inflate.c",
"inftrees.c",
"trees.c",
"uncompr.c",
"zutil.c",
# Include the un-prefixed headers in srcs to work
# around the fact that zlib isn't consistent in its
# choice of <> or "" delimiter when including itself.
] + _ZLIB_HEADERS,
hdrs = _ZLIB_PREFIXED_HEADERS,
copts = select({
"@bazel_tools//src/conditions:windows": [],
"//conditions:default": [
"-Wno-unused-variable",
"-Wno-implicit-function-declaration",
],
}),
includes = ["zlib/include/"],
)