mirror of
https://github.com/gflags/gflags.git
synced 2025-04-04 21:15:05 +00:00
enh: Move CMake defines to separate header, unused by Bazel
This change avoids having to configure a private .h.in file during the Bazel build such that these files are not available to dependent projects in the GENDIR of the external gflags project.
This commit is contained in:
Andreas Schuh
parent
7d36353579
commit
57ceb0ecc8
5 changed files with 117 additions and 129 deletions
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@ -352,6 +352,7 @@ else ()
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endif ()
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set (PRIVATE_HDRS
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"defines.h"
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"config.h"
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"util.h"
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"mutex.h"
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@ -1,16 +1,10 @@
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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 = "config_h",
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srcs = ["src/config.h.in"],
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outs = ["config.h"],
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cmd = "awk '{ gsub(/^#cmakedefine/, \"//cmakedefine\"); print; }' $(<) > $(@)"
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)
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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 = ["include/gflags/gflags_declare.h"],
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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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@ -23,7 +17,7 @@ def gflags_sources(namespace=["google", "gflags"]):
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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 = ["include/gflags/" + gflags_ns_h_file],
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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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@ -33,7 +27,7 @@ def gflags_sources(namespace=["google", "gflags"]):
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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 = ["include/gflags/gflags.h"],
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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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@ -42,13 +36,13 @@ def gflags_sources(namespace=["google", "gflags"]):
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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 = ["include/gflags/gflags_completions.h"],
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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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":config_h",
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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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@ -62,6 +56,10 @@ def gflags_sources(namespace=["google", "gflags"]):
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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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@ -72,8 +70,6 @@ def gflags_library(hdrs=[], srcs=[], threads=1):
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"-DHAVE_STRTOQ",
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"-DHAVE_PTHREAD",
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"-DHAVE_RWLOCK",
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"-DGFLAGS_INTTYPES_FORMAT_C99",
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"-DGFLAGS_IS_A_DLL=0",
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]
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linkopts = []
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if threads:
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@ -85,8 +81,8 @@ def gflags_library(hdrs=[], srcs=[], threads=1):
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name = name,
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hdrs = hdrs,
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srcs = srcs,
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includes = ["include/"],
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copts = copts,
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linkopts = linkopts,
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visibility = ["//visibility:public"]
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visibility = ["//visibility:public"],
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include_prefix = 'gflags'
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)
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57
src/config.h
Normal file
57
src/config.h
Normal file
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@ -0,0 +1,57 @@
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// Note: This header file is only used internally. It is not part of public interface!
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#ifndef GFLAGS_CONFIG_H_
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#define GFLAGS_CONFIG_H_
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// ---------------------------------------------------------------------------
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// System checks
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// CMake build configuration is written to defines.h file, unused by Bazel build
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#if !defined(GFLAGS_BAZEL_BUILD)
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# include "defines.h"
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#endif
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// gcc requires this to get PRId64, etc.
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#if defined(HAVE_INTTYPES_H) && !defined(__STDC_FORMAT_MACROS)
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# define __STDC_FORMAT_MACROS 1
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#endif
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// ---------------------------------------------------------------------------
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// Path separator
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#ifndef PATH_SEPARATOR
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# ifdef OS_WINDOWS
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# define PATH_SEPARATOR '\\'
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# else
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# define PATH_SEPARATOR '/'
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# endif
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#endif
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// ---------------------------------------------------------------------------
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// Windows
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// Always export symbols when compiling a shared library as this file is only
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// included by internal modules when building the gflags library itself.
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// The gflags_declare.h header file will set it to import these symbols otherwise.
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#ifndef GFLAGS_DLL_DECL
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# if GFLAGS_IS_A_DLL && defined(_MSC_VER)
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# define GFLAGS_DLL_DECL __declspec(dllexport)
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# else
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# define GFLAGS_DLL_DECL
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# endif
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#endif
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// Flags defined by the gflags library itself must be exported
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#ifndef GFLAGS_DLL_DEFINE_FLAG
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# define GFLAGS_DLL_DEFINE_FLAG GFLAGS_DLL_DECL
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#endif
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#ifdef OS_WINDOWS
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// The unittests import the symbols of the shared gflags library
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# if GFLAGS_IS_A_DLL && defined(_MSC_VER)
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# define GFLAGS_DLL_DECL_FOR_UNITTESTS __declspec(dllimport)
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# endif
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# include "windows_port.h"
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#endif
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#endif // GFLAGS_CONFIG_H_
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114
src/config.h.in
114
src/config.h.in
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@ -1,114 +0,0 @@
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/* Generated from config.h.in during build configuration using CMake. */
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// Note: This header file is only used internally. It is not part of public interface!
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#ifndef GFLAGS_CONFIG_H_
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#define GFLAGS_CONFIG_H_
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// ---------------------------------------------------------------------------
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// System checks
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// Define if you build this library for a MS Windows OS.
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#cmakedefine OS_WINDOWS
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// Define if you have the <stdint.h> header file.
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#cmakedefine HAVE_STDINT_H
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// Define if you have the <sys/types.h> header file.
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#cmakedefine HAVE_SYS_TYPES_H
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// Define if you have the <inttypes.h> header file.
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#cmakedefine HAVE_INTTYPES_H
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// Define if you have the <sys/stat.h> header file.
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#cmakedefine HAVE_SYS_STAT_H
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// Define if you have the <unistd.h> header file.
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#cmakedefine HAVE_UNISTD_H
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// Define if you have the <fnmatch.h> header file.
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#cmakedefine HAVE_FNMATCH_H
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// Define if you have the <shlwapi.h> header file (Windows 2000/XP).
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#cmakedefine HAVE_SHLWAPI_H
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// Define if you have the strtoll function.
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#cmakedefine HAVE_STRTOLL
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// Define if you have the strtoq function.
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#cmakedefine HAVE_STRTOQ
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// Define if you have the <pthread.h> header file.
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#cmakedefine HAVE_PTHREAD
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// Define if your pthread library defines the type pthread_rwlock_t
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#cmakedefine HAVE_RWLOCK
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// gcc requires this to get PRId64, etc.
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#if defined(HAVE_INTTYPES_H) && !defined(__STDC_FORMAT_MACROS)
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# define __STDC_FORMAT_MACROS 1
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#endif
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// ---------------------------------------------------------------------------
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// Package information
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// Name of package.
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#define PACKAGE @PROJECT_NAME@
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// Define to the full name of this package.
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#define PACKAGE_NAME @PACKAGE_NAME@
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// Define to the full name and version of this package.
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#define PACKAGE_STRING @PACKAGE_STRING@
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// Define to the one symbol short name of this package.
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#define PACKAGE_TARNAME @PACKAGE_TARNAME@
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// Define to the version of this package.
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#define PACKAGE_VERSION @PACKAGE_VERSION@
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// Version number of package.
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#define VERSION PACKAGE_VERSION
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// Define to the address where bug reports for this package should be sent.
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#define PACKAGE_BUGREPORT @PACKAGE_BUGREPORT@
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// ---------------------------------------------------------------------------
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// Path separator
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#ifndef PATH_SEPARATOR
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# ifdef OS_WINDOWS
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# define PATH_SEPARATOR '\\'
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# else
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# define PATH_SEPARATOR '/'
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# endif
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#endif
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// ---------------------------------------------------------------------------
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// Windows
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// Always export symbols when compiling a shared library as this file is only
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// included by internal modules when building the gflags library itself.
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// The gflags_declare.h header file will set it to import these symbols otherwise.
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#ifndef GFLAGS_DLL_DECL
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# if GFLAGS_IS_A_DLL && defined(_MSC_VER)
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# define GFLAGS_DLL_DECL __declspec(dllexport)
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# else
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# define GFLAGS_DLL_DECL
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# endif
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#endif
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// Flags defined by the gflags library itself must be exported
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#ifndef GFLAGS_DLL_DEFINE_FLAG
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# define GFLAGS_DLL_DEFINE_FLAG GFLAGS_DLL_DECL
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#endif
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#ifdef OS_WINDOWS
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// The unittests import the symbols of the shared gflags library
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# if GFLAGS_IS_A_DLL && defined(_MSC_VER)
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# define GFLAGS_DLL_DECL_FOR_UNITTESTS __declspec(dllimport)
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# endif
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# include "windows_port.h"
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#endif
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#endif // GFLAGS_CONFIG_H_
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48
src/defines.h.in
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48
src/defines.h.in
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@ -0,0 +1,48 @@
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/* Generated from defines.h.in during build configuration using CMake. */
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// Note: This header file is only used internally. It is not part of public interface!
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// Any cmakedefine is defined using the -D flag instead when Bazel is used.
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// For Bazel, this file is thus not used to avoid a private file in $(GENDIR).
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#ifndef GFLAGS_DEFINES_H_
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#define GFLAGS_DEFINES_H_
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// Define if you build this library for a MS Windows OS.
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#cmakedefine OS_WINDOWS
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// Define if you have the <stdint.h> header file.
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#cmakedefine HAVE_STDINT_H
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// Define if you have the <sys/types.h> header file.
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#cmakedefine HAVE_SYS_TYPES_H
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// Define if you have the <inttypes.h> header file.
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#cmakedefine HAVE_INTTYPES_H
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// Define if you have the <sys/stat.h> header file.
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#cmakedefine HAVE_SYS_STAT_H
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// Define if you have the <unistd.h> header file.
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#cmakedefine HAVE_UNISTD_H
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// Define if you have the <fnmatch.h> header file.
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#cmakedefine HAVE_FNMATCH_H
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// Define if you have the <shlwapi.h> header file (Windows 2000/XP).
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#cmakedefine HAVE_SHLWAPI_H
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// Define if you have the strtoll function.
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#cmakedefine HAVE_STRTOLL
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// Define if you have the strtoq function.
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#cmakedefine HAVE_STRTOQ
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// Define if you have the <pthread.h> header file.
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#cmakedefine HAVE_PTHREAD
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// Define if your pthread library defines the type pthread_rwlock_t
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#cmakedefine HAVE_RWLOCK
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#endif // GFLAGS_DEFINES_H_
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