Index: third_party/tcmalloc/chromium/src/libc_override_redefine.h |
diff --git a/third_party/tcmalloc/chromium/src/libc_override_redefine.h b/third_party/tcmalloc/chromium/src/libc_override_redefine.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..d8d999ce7bb296c22855889a0a79d21bb061cd1e |
--- /dev/null |
+++ b/third_party/tcmalloc/chromium/src/libc_override_redefine.h |
@@ -0,0 +1,93 @@ |
+// Copyright (c) 2011, 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: Craig Silverstein <opensource@google.com> |
+// |
+// Used on systems that don't have their own definition of |
+// malloc/new/etc. (Typically this will be a windows msvcrt.dll that |
+// has been edited to remove the definitions.) We can just define our |
+// own as normal functions. |
+// |
+// This should also work on systems were all the malloc routines are |
+// defined as weak symbols, and there's no support for aliasing. |
+ |
+#ifndef TCMALLOC_LIBC_OVERRIDE_REDEFINE_H_ |
+#define TCMALLOC_LIBC_OVERRIDE_REDEFINE_H_ |
+ |
+#ifdef HAVE_SYS_CDEFS_H |
+#include <sys/cdefs.h> // for __THROW |
+#endif |
+ |
+#ifndef __THROW // I guess we're not on a glibc-like system |
+# define __THROW // __THROW is just an optimization, so ok to make it "" |
+#endif |
+ |
+void* operator new(size_t size) { return tc_new(size); } |
+void operator delete(void* p) __THROW { tc_delete(p); } |
+void* operator new[](size_t size) { return tc_newarray(size); } |
+void operator delete[](void* p) __THROW { tc_deletearray(p); } |
+void* operator new(size_t size, const std::nothrow_t& nt) __THROW { |
+ return tc_new_nothrow(size, nt); |
+} |
+void* operator new[](size_t size, const std::nothrow_t& nt) __THROW { |
+ return tc_newarray_nothrow(size, nt); |
+} |
+void operator delete(void* ptr, const std::nothrow_t& nt) __THROW { |
+ return tc_delete_nothrow(ptr, nt); |
+} |
+void operator delete[](void* ptr, const std::nothrow_t& nt) __THROW { |
+ return tc_deletearray_nothrow(ptr, nt); |
+} |
+extern "C" { |
+ void* malloc(size_t s) __THROW { return tc_malloc(s); } |
+ void free(void* p) __THROW { tc_free(p); } |
+ void* realloc(void* p, size_t s) __THROW { return tc_realloc(p, s); } |
+ void* calloc(size_t n, size_t s) __THROW { return tc_calloc(n, s); } |
+ void cfree(void* p) __THROW { tc_cfree(p); } |
+ void* memalign(size_t a, size_t s) __THROW { return tc_memalign(a, s); } |
+ void* valloc(size_t s) __THROW { return tc_valloc(s); } |
+ void* pvalloc(size_t s) __THROW { return tc_pvalloc(s); } |
+ int posix_memalign(void** r, size_t a, size_t s) __THROW { |
+ return tc_posix_memalign(r, a, s); |
+ } |
+ void malloc_stats(void) __THROW { tc_malloc_stats(); } |
+ int mallopt(int cmd, int v) __THROW { return tc_mallopt(cmd, v); } |
+#ifdef HAVE_STRUCT_MALLINFO |
+ struct mallinfo mallinfo(void) __THROW { return tc_mallinfo(); } |
+#endif |
+ size_t malloc_size(void* p) __THROW { return tc_malloc_size(p); } |
+ size_t malloc_usable_size(void* p) __THROW { return tc_malloc_size(p); } |
+} // extern "C" |
+ |
+// No need to do anything at tcmalloc-registration time: we do it all |
+// via overriding weak symbols (at link time). |
+static void ReplaceSystemAlloc() { } |
+ |
+#endif // TCMALLOC_LIBC_OVERRIDE_REDEFINE_H_ |