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104 lines
3.5 KiB
104 lines
3.5 KiB
4 months ago
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# ------------------------------------------------------------------------------
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# Add native rules to configure source files
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def gflags_sources(namespace=["google", "gflags"]):
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native.genrule(
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name = "gflags_declare_h",
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srcs = ["src/gflags_declare.h.in"],
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outs = ["gflags_declare.h"],
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cmd = ("awk '{ " +
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"gsub(/@GFLAGS_NAMESPACE@/, \"" + namespace[0] + "\"); " +
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"gsub(/@(HAVE_STDINT_H|HAVE_SYS_TYPES_H|HAVE_INTTYPES_H|GFLAGS_INTTYPES_FORMAT_C99)@/, \"1\"); " +
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"gsub(/@([A-Z0-9_]+)@/, \"0\"); " +
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"print; }' $(<) > $(@)")
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)
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gflags_ns_h_files = []
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for ns in namespace[1:]:
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gflags_ns_h_file = "gflags_{}.h".format(ns)
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native.genrule(
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name = gflags_ns_h_file.replace('.', '_'),
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srcs = ["src/gflags_ns.h.in"],
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outs = [gflags_ns_h_file],
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cmd = ("awk '{ " +
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"gsub(/@ns@/, \"" + ns + "\"); " +
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"gsub(/@NS@/, \"" + ns.upper() + "\"); " +
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"print; }' $(<) > $(@)")
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)
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gflags_ns_h_files.append(gflags_ns_h_file)
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native.genrule(
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name = "gflags_h",
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srcs = ["src/gflags.h.in"],
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outs = ["gflags.h"],
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cmd = ("awk '{ " +
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"gsub(/@GFLAGS_ATTRIBUTE_UNUSED@/, \"\"); " +
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"gsub(/@INCLUDE_GFLAGS_NS_H@/, \"" + '\n'.join(["#include \\\"gflags/{}\\\"".format(hdr) for hdr in gflags_ns_h_files]) + "\"); " +
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"print; }' $(<) > $(@)")
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)
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native.genrule(
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name = "gflags_completions_h",
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srcs = ["src/gflags_completions.h.in"],
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outs = ["gflags_completions.h"],
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cmd = "awk '{ gsub(/@GFLAGS_NAMESPACE@/, \"" + namespace[0] + "\"); print; }' $(<) > $(@)"
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)
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hdrs = [":gflags_h", ":gflags_declare_h", ":gflags_completions_h"]
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hdrs.extend([':' + hdr.replace('.', '_') for hdr in gflags_ns_h_files])
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srcs = [
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"src/config.h",
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"src/gflags.cc",
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"src/gflags_completions.cc",
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"src/gflags_reporting.cc",
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"src/mutex.h",
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"src/util.h",
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] + select({
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"//:x64_windows": [
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"src/windows_port.cc",
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"src/windows_port.h",
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],
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"//conditions:default": [],
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})
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return [hdrs, srcs]
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# ------------------------------------------------------------------------------
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# Add native rule to build gflags library
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def gflags_library(hdrs=[], srcs=[], threads=1):
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name = "gflags"
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copts = [
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"-DGFLAGS_BAZEL_BUILD",
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"-DGFLAGS_INTTYPES_FORMAT_C99",
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"-DGFLAGS_IS_A_DLL=0",
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# macros otherwise defined by CMake configured defines.h file
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"-DHAVE_STDINT_H",
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"-DHAVE_SYS_TYPES_H",
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"-DHAVE_INTTYPES_H",
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"-DHAVE_SYS_STAT_H",
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"-DHAVE_STRTOLL",
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"-DHAVE_STRTOQ",
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"-DHAVE_RWLOCK",
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] + select({
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"//:x64_windows": [
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"-DOS_WINDOWS",
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],
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"//conditions:default": [
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"-DHAVE_UNISTD_H",
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"-DHAVE_FNMATCH_H",
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"-DHAVE_PTHREAD",
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],
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})
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linkopts = []
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if threads:
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linkopts += select({
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"//:x64_windows": [],
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"//conditions:default": ["-lpthread"],
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})
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else:
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name += "_nothreads"
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copts += ["-DNO_THREADS"]
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native.cc_library(
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name = name,
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hdrs = hdrs,
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srcs = srcs,
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copts = copts,
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linkopts = linkopts,
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visibility = ["//visibility:public"],
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include_prefix = 'gflags'
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)
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