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Commit 37e28673 authored by Andreas Schuh's avatar Andreas Schuh
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enh: Refactored Bazel BUILD rules

parent 8f2c22a0
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Showing with 106 additions and 111 deletions
BUILD
View file @ 37e28673
# Bazel build file for gflags
# Bazel (http://bazel.io/) BUILD file for gflags.
#
# See INSTALL.md for instructions for adding gflags to a Bazel workspace.
licenses(["notice"])
cc_library(
name = "gflags",
srcs = [
"src/gflags.cc",
"src/gflags_completions.cc",
"src/gflags_reporting.cc",
"src/mutex.h",
"src/util.h",
":config_h",
":gflags_completions_h",
":gflags_declare_h",
":gflags_h",
":includes",
],
hdrs = ["gflags.h"],
copts = [
# The config.h gets generated to the package directory of
# GENDIR, and we don't want to put it into the includes
# otherwise the dependent may pull it in by accident.
"-I$(GENDIR)/" + PACKAGE_NAME,
"-Wno-sign-compare",
"-DHAVE_STDINT_H",
"-DHAVE_SYS_TYPES_H",
"-DHAVE_INTTYPES_H",
"-DHAVE_SYS_STAT_H",
"-DHAVE_UNISTD_H",
"-DHAVE_FNMATCH_H",
"-DHAVE_STRTOLL",
"-DHAVE_STRTOQ",
"-DHAVE_PTHREAD",
"-DHAVE_RWLOCK",
"-DGFLAGS_INTTYPES_FORMAT_C99",
],
includes = [
"include",
],
linkopts = ["-lpthread"],
visibility = ["//visibility:public"],
)
exports_files(["src/gflags_complections.sh", "COPYING.txt"])
genrule(
name = "config_h",
srcs = [
"src/config.h.in",
],
outs = [
"config.h",
],
cmd = "awk '{ gsub(/^#cmakedefine/, \"//cmakedefine\"); print; }' $(<) > $(@)",
)
genrule(
name = "gflags_h",
srcs = [
"src/gflags.h.in",
],
outs = [
"gflags.h",
],
cmd = "awk '{ gsub(/@(GFLAGS_ATTRIBUTE_UNUSED|INCLUDE_GFLAGS_NS_H)@/, \"\"); print; }' $(<) > $(@)",
)
genrule(
name = "gflags_completions_h",
srcs = [
"src/gflags_completions.h.in",
],
outs = [
"gflags_completions.h",
],
cmd = "awk '{ gsub(/@GFLAGS_NAMESPACE@/, \"gflags\"); print; }' $(<) > $(@)",
)
genrule(
name = "gflags_declare_h",
srcs = [
"src/gflags_declare.h.in",
],
outs = [
"gflags_declare.h",
],
cmd = ("awk '{ " +
"gsub(/@GFLAGS_NAMESPACE@/, \"gflags\"); " +
"gsub(/@(HAVE_STDINT_H|HAVE_SYS_TYPES_H|HAVE_INTTYPES_H|GFLAGS_INTTYPES_FORMAT_C99)@/, \"1\"); " +
"gsub(/@([A-Z0-9_]+)@/, \"0\"); " +
"print; }' $(<) > $(@)"),
)
genrule(
name = "includes",
srcs = [
":gflags_h",
":gflags_declare_h",
],
outs = [
"include/gflags/gflags.h",
"include/gflags/gflags_declare.h",
],
cmd = "mkdir -p $(@D)/include/gflags && cp $(SRCS) $(@D)/include/gflags",
)
load(":bazel/gflags.bzl", "gflags_sources", "gflags_library")
(hdrs, srcs) = gflags_sources(namespace=["gflags", "google"])
gflags_library(hdrs=hdrs, srcs=srcs, threads=0)
gflags_library(hdrs=hdrs, srcs=srcs, threads=1)
bazel/gflags.bzl 0 → 100644
View file @ 37e28673
# ------------------------------------------------------------------------------
# Add native rules to configure source files
def gflags_sources(namespace=["google", "gflags"]):
native.genrule(
name = "config_h",
srcs = ["src/config.h.in"],
outs = ["config.h"],
cmd = "awk '{ gsub(/^#cmakedefine/, \"//cmakedefine\"); print; }' $(<) > $(@)"
)
native.genrule(
name = "gflags_declare_h",
srcs = ["src/gflags_declare.h.in"],
outs = ["gflags/gflags_declare.h"],
cmd = ("awk '{ " +
"gsub(/@GFLAGS_NAMESPACE@/, \"" + namespace[0] + "\"); " +
"gsub(/@(HAVE_STDINT_H|HAVE_SYS_TYPES_H|HAVE_INTTYPES_H|GFLAGS_INTTYPES_FORMAT_C99)@/, \"1\"); " +
"gsub(/@([A-Z0-9_]+)@/, \"0\"); " +
"print; }' $(<) > $(@)")
)
gflags_ns_h_files = []
for ns in namespace[1:]:
gflags_ns_h_file = "gflags_{}.h".format(ns)
native.genrule(
name = gflags_ns_h_file.replace('.', '_'),
srcs = ["src/gflags_ns.h.in"],
outs = ["gflags/" + gflags_ns_h_file],
cmd = ("awk '{ " +
"gsub(/@ns@/, \"" + ns + "\"); " +
"gsub(/@NS@/, \"" + ns.upper() + "\"); " +
"print; }' $(<) > $(@)")
)
gflags_ns_h_files.append(gflags_ns_h_file)
native.genrule(
name = "gflags_h",
srcs = ["src/gflags.h.in"],
outs = ["gflags/gflags.h"],
cmd = ("awk '{ " +
"gsub(/@GFLAGS_ATTRIBUTE_UNUSED@/, \"\"); " +
"gsub(/@INCLUDE_GFLAGS_NS_H@/, \"" + '\n'.join(["#include \\\"gflags/{}\\\"".format(hdr) for hdr in gflags_ns_h_files]) + "\"); " +
"print; }' $(<) > $(@)")
)
native.genrule(
name = "gflags_completions_h",
srcs = ["src/gflags_completions.h.in"],
outs = ["gflags/gflags_completions.h"],
cmd = "awk '{ gsub(/@GFLAGS_NAMESPACE@/, \"" + namespace[0] + "\"); print; }' $(<) > $(@)"
)
hdrs = [":gflags_h", ":gflags_declare_h", ":gflags_completions_h"]
hdrs.extend([':' + hdr.replace('.', '_') for hdr in gflags_ns_h_files])
srcs = [
":config_h",
"src/gflags.cc",
"src/gflags_completions.cc",
"src/gflags_reporting.cc",
"src/mutex.h",
"src/util.h"
]
return [hdrs, srcs]
# ------------------------------------------------------------------------------
# Add native rule to build gflags library
def gflags_library(hdrs=[], srcs=[], threads=1):
name = "gflags"
copts = [
"-DHAVE_STDINT_H",
"-DHAVE_SYS_TYPES_H",
"-DHAVE_INTTYPES_H",
"-DHAVE_SYS_STAT_H",
"-DHAVE_UNISTD_H",
"-DHAVE_FNMATCH_H",
"-DHAVE_STRTOLL",
"-DHAVE_STRTOQ",
"-DHAVE_PTHREAD",
"-DHAVE_RWLOCK",
"-DGFLAGS_INTTYPES_FORMAT_C99",
"-DGFLAGS_IS_A_DLL=0",
]
linkopts = []
if threads:
linkopts.append("-lpthread")
else:
name += "_nothreads"
copts.append("-DNO_THREADS")
native.cc_library(
name = name,
hdrs = hdrs,
srcs = srcs,
includes = ["$(GENDIR)"],
copts = copts,
linkopts = linkopts,
visibility = ["//visibility:public"]
)
src/gflags.cc
View file @ 37e28673
......@@ -88,7 +88,7 @@
// are, similarly, mostly hooks into the functionality described above.
#include "config.h"
#include "gflags.h"
#include "gflags/gflags.h"
#include <assert.h>
#include <ctype.h>
......
src/gflags.h.in
View file @ 37e28673
......@@ -81,7 +81,7 @@
#include <string>
#include <vector>
#include "gflags_declare.h" // IWYU pragma: export
#include "gflags/gflags_declare.h" // IWYU pragma: export
// We always want to export variables defined in user code
......
src/gflags_completions.cc
View file @ 37e28673
......@@ -46,11 +46,6 @@
// 5a) Force bash to place most-relevent groups at the top of the list
// 5b) Trim most flag's descriptions to fit on a single terminal line
#include "gflags_completions.h"
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h> // for strlen
......@@ -60,7 +55,9 @@
#include <utility>
#include <vector>
#include "gflags.h"
#include "config.h"
#include "gflags/gflags.h"
#include "gflags/gflags_completions.h"
#include "util.h"
using std::set;
......
src/gflags_reporting.cc
View file @ 37e28673
......@@ -56,8 +56,8 @@
#include <vector>
#include "config.h"
#include "gflags.h"
#include "gflags_completions.h"
#include "gflags/gflags.h"
#include "gflags/gflags_completions.h"
#include "util.h"
......
src/mutex.h
View file @ 37e28673
......@@ -106,7 +106,7 @@
#ifndef GFLAGS_MUTEX_H_
#define GFLAGS_MUTEX_H_
#include "gflags_declare.h" // to figure out pthreads support
#include "gflags/gflags_declare.h" // to figure out pthreads support
#if defined(NO_THREADS)
typedef int MutexType; // to keep a lock-count
......
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