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Diffstat (limited to 'extern/gflags/src/gflags/gflags_declare.h')
| -rw-r--r-- | extern/gflags/src/gflags/gflags_declare.h | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/extern/gflags/src/gflags/gflags_declare.h b/extern/gflags/src/gflags/gflags_declare.h new file mode 100644 index 00000000000..9b85f46cfdc --- /dev/null +++ b/extern/gflags/src/gflags/gflags_declare.h @@ -0,0 +1,141 @@ +// Copyright (c) 1999, 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. + +// --- +// +// Revamped and reorganized by Craig Silverstein +// +// This is the file that should be included by any file which declares +// command line flag. + +#ifndef GFLAGS_DECLARE_H_ +#define GFLAGS_DECLARE_H_ + + +// --------------------------------------------------------------------------- +// Namespace of gflags library symbols. +#define GFLAGS_NAMESPACE google + +// --------------------------------------------------------------------------- +// Windows DLL import/export. + +// We always want to import the symbols of the gflags library +#ifndef GFLAGS_DLL_DECL +# if 1 && defined(_MSC_VER) +# define GFLAGS_DLL_DECL __declspec(dllimport) +# else +# define GFLAGS_DLL_DECL +# endif +#endif + +// We always want to import variables declared in user code +#ifndef GFLAGS_DLL_DECLARE_FLAG +# ifdef _MSC_VER +# define GFLAGS_DLL_DECLARE_FLAG __declspec(dllimport) +# else +# define GFLAGS_DLL_DECLARE_FLAG +# endif +#endif + +// --------------------------------------------------------------------------- +// Flag types +#include <string> +#if 1 +# include <stdint.h> // the normal place uint32_t is defined +#elif 1 +# include <sys/types.h> // the normal place u_int32_t is defined +#elif 1 +# include <inttypes.h> // a third place for uint32_t or u_int32_t +#endif + +namespace GFLAGS_NAMESPACE { + +#if 1 // C99 +typedef int32_t int32; +typedef uint32_t uint32; +typedef int64_t int64; +typedef uint64_t uint64; +#elif 0 // BSD +typedef int32_t int32; +typedef u_int32_t uint32; +typedef int64_t int64; +typedef u_int64_t uint64; +#elif 0 // Windows +typedef __int32 int32; +typedef unsigned __int32 uint32; +typedef __int64 int64; +typedef unsigned __int64 uint64; +#else +# error Do not know how to define a 32-bit integer quantity on your system +#endif + +} // namespace GFLAGS_NAMESPACE + + +namespace fLS { + +// The meaning of "string" might be different between now and when the +// macros below get invoked (e.g., if someone is experimenting with +// other string implementations that get defined after this file is +// included). Save the current meaning now and use it in the macros. +typedef std::string clstring; + +} // namespace fLS + + +#define DECLARE_VARIABLE(type, shorttype, name) \ + /* We always want to import declared variables, dll or no */ \ + namespace fL##shorttype { extern GFLAGS_DLL_DECLARE_FLAG type FLAGS_##name; } \ + using fL##shorttype::FLAGS_##name + +#define DECLARE_bool(name) \ + DECLARE_VARIABLE(bool, B, name) + +#define DECLARE_int32(name) \ + DECLARE_VARIABLE(::GFLAGS_NAMESPACE::int32, I, name) + +#define DECLARE_int64(name) \ + DECLARE_VARIABLE(::GFLAGS_NAMESPACE::int64, I64, name) + +#define DECLARE_uint64(name) \ + DECLARE_VARIABLE(::GFLAGS_NAMESPACE::uint64, U64, name) + +#define DECLARE_double(name) \ + DECLARE_VARIABLE(double, D, name) + +#define DECLARE_string(name) \ + /* We always want to import declared variables, dll or no */ \ + namespace fLS { \ + using ::fLS::clstring; \ + extern GFLAGS_DLL_DECLARE_FLAG ::fLS::clstring& FLAGS_##name; \ + } \ + using fLS::FLAGS_##name + + +#endif // GFLAGS_DECLARE_H_ |