diff options
Diffstat (limited to 'third_party/glog/src/base/commandlineflags.h')
| -rw-r--r-- | third_party/glog/src/base/commandlineflags.h | 133 |
1 files changed, 0 insertions, 133 deletions
diff --git a/third_party/glog/src/base/commandlineflags.h b/third_party/glog/src/base/commandlineflags.h deleted file mode 100644 index c8d50890269a..000000000000 --- a/third_party/glog/src/base/commandlineflags.h +++ /dev/null @@ -1,133 +0,0 @@ -// Copyright (c) 2008, Google Inc. -// All rights reserved. -// -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above -// copyright notice, this list of conditions and the following disclaimer -// in the documentation and/or other materials provided with the -// distribution. -// * Neither the name of Google Inc. nor the names of its -// contributors may be used to endorse or promote products derived from -// this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -// --- -// This file is a compatibility layer that defines Google's version of -// command line flags that are used for configuration. -// -// We put flags into their own namespace. It is purposefully -// named in an opaque way that people should have trouble typing -// directly. The idea is that DEFINE puts the flag in the weird -// namespace, and DECLARE imports the flag from there into the -// current namespace. The net result is to force people to use -// DECLARE to get access to a flag, rather than saying -// extern bool FLAGS_logtostderr; -// or some such instead. We want this so we can put extra -// functionality (like sanity-checking) in DECLARE if we want, -// and make sure it is picked up everywhere. -// -// We also put the type of the variable in the namespace, so that -// people can't DECLARE_int32 something that they DEFINE_bool'd -// elsewhere. -#ifndef BASE_COMMANDLINEFLAGS_H__ -#define BASE_COMMANDLINEFLAGS_H__ - -#include "config.h" -#include <string> -#include <string.h> // for memchr -#include <stdlib.h> // for getenv - -#ifdef HAVE_LIB_GFLAGS - -#include <gflags/gflags.h> - -#else - -#include "glog/logging.h" - -#define DECLARE_VARIABLE(type, shorttype, name, tn) \ - namespace fL##shorttype { \ - extern GOOGLE_GLOG_DLL_DECL type FLAGS_##name; \ - } \ - using fL##shorttype::FLAGS_##name -#define DEFINE_VARIABLE(type, shorttype, name, value, meaning, tn) \ - namespace fL##shorttype { \ - GOOGLE_GLOG_DLL_DECL type FLAGS_##name(value); \ - char FLAGS_no##name; \ - } \ - using fL##shorttype::FLAGS_##name - -// bool specialization -#define DECLARE_bool(name) \ - DECLARE_VARIABLE(bool, B, name, bool) -#define DEFINE_bool(name, value, meaning) \ - DEFINE_VARIABLE(bool, B, name, value, meaning, bool) - -// int32 specialization -#define DECLARE_int32(name) \ - DECLARE_VARIABLE(GOOGLE_NAMESPACE::int32, I, name, int32) -#define DEFINE_int32(name, value, meaning) \ - DEFINE_VARIABLE(GOOGLE_NAMESPACE::int32, I, name, value, meaning, int32) - -// Special case for string, because we have to specify the namespace -// std::string, which doesn't play nicely with our FLAG__namespace hackery. -#define DECLARE_string(name) \ - namespace fLS { \ - extern GOOGLE_GLOG_DLL_DECL std::string& FLAGS_##name; \ - } \ - using fLS::FLAGS_##name -#define DEFINE_string(name, value, meaning) \ - namespace fLS { \ - std::string FLAGS_##name##_buf(value); \ - GOOGLE_GLOG_DLL_DECL std::string& FLAGS_##name = FLAGS_##name##_buf; \ - char FLAGS_no##name; \ - } \ - using fLS::FLAGS_##name - -#endif // HAVE_LIB_GFLAGS - -// Define GLOG_DEFINE_* using DEFINE_* . By using these macros, we -// have GLOG_* environ variables even if we have gflags installed. -// -// If both an environment variable and a flag are specified, the value -// specified by a flag wins. E.g., if GLOG_v=0 and --v=1, the -// verbosity will be 1, not 0. - -#define GLOG_DEFINE_bool(name, value, meaning) \ - DEFINE_bool(name, EnvToBool("GLOG_" #name, value), meaning) - -#define GLOG_DEFINE_int32(name, value, meaning) \ - DEFINE_int32(name, EnvToInt("GLOG_" #name, value), meaning) - -#define GLOG_DEFINE_string(name, value, meaning) \ - DEFINE_string(name, EnvToString("GLOG_" #name, value), meaning) - -// These macros (could be functions, but I don't want to bother with a .cc -// file), make it easier to initialize flags from the environment. - -#define EnvToString(envname, dflt) \ - (!getenv(envname) ? (dflt) : getenv(envname)) - -#define EnvToBool(envname, dflt) \ - (!getenv(envname) ? (dflt) : memchr("tTyY1\0", getenv(envname)[0], 6) != NULL) - -#define EnvToInt(envname, dflt) \ - (!getenv(envname) ? (dflt) : strtol(getenv(envname), NULL, 10)) - -#endif // BASE_COMMANDLINEFLAGS_H__ |