Intermediate changes

1 files changed, 101 insertions, 0 deletions

diff --git a/contrib/deprecated/galloc/internal_logging.h b/contrib/deprecated/galloc/internal_logging.h
new file mode 100644
index 0000000000..6a4e365723
--- /dev/null
+++ b/contrib/deprecated/galloc/internal_logging.h
@@ -0,0 +1,101 @@
+// Copyright (c) 2005, 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.
+
+// ---
+// Author: Sanjay Ghemawat <opensource@google.com>
+//
+// Internal logging and related utility routines.
+
+#ifndef TCMALLOC_INTERNAL_LOGGING_H__
+#define TCMALLOC_INTERNAL_LOGGING_H__
+
+#include <stdarg.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+//-------------------------------------------------------------------
+// Utility routines
+//-------------------------------------------------------------------
+
+struct TCMallocDebug {
+  static int level;
+
+  enum { kNone, kInfo, kVerbose };
+};
+
+// Safe debugging routine: we write directly to the stderr file
+// descriptor and avoid FILE buffering because that may invoke
+// malloc()
+extern void TCMalloc_MESSAGE(const char* format, ...)
+#ifdef HAVE___ATTRIBUTE__
+  __attribute__ ((__format__ (__printf__, 1, 2)))
+#endif
+;
+
+// Short form for convenience
+#define MESSAGE TCMalloc_MESSAGE
+
+// Like assert(), but executed even in NDEBUG mode
+#undef CHECK_CONDITION
+#define CHECK_CONDITION(cond)                                            \
+do {                                                                     \
+  if (!(cond)) {                                                         \
+    MESSAGE("%s:%d: assertion failed: %s\n", __FILE__, __LINE__, #cond); \
+    abort();                                                             \
+  }                                                                      \
+} while (0)
+
+// Our own version of assert() so we can avoid hanging by trying to do
+// all kinds of goofy printing while holding the malloc lock.
+#ifndef NDEBUG
+#define ASSERT(cond) CHECK_CONDITION(cond)
+#else
+#define ASSERT(cond) ((void) 0)
+#endif
+
+// Print into buffer
+class TCMalloc_Printer {
+ private:
+  char* buf_;           // Where should we write next
+  int   left_;          // Space left in buffer (including space for \0)
+
+ public:
+  // REQUIRES: "length > 0"
+  TCMalloc_Printer(char* buf, int length) : buf_(buf), left_(length) {
+    buf[0] = '\0';
+  }
+
+  void printf(const char* format, ...)
+#ifdef HAVE___ATTRIBUTE__
+    __attribute__ ((__format__ (__printf__, 2, 3)))
+#endif
+;
+};
+
+#endif  // TCMALLOC_INTERNAL_LOGGING_H__