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third_party/gflags/gen/posix/include/gflags/gflags_declare.h

Index: third_party/gflags/gen/posix/include/gflags/gflags_declare.h
diff --git a/third_party/gflags/gen/posix/include/gflags/gflags_declare.h b/third_party/gflags/gen/posix/include/gflags/gflags_declare.h
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+// 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 0 && 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_