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Add the ability to disable TCMalloc replacement on Windows via environment variable TCMALLOC_DISABLE_REPLACEMENT=1

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Lennox Ho 2023-09-18 06:37:58 +08:00 committed by Aliaksey Kandratsenka
parent df006e880e
commit 17f23e8d1e
1 changed files with 11 additions and 3 deletions
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14
src/windows/patch_functions.cc
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@ -92,6 +92,7 @@
#include <vector>
#include <base/logging.h>
#include "base/spinlock.h"
#include "getenv_safe.h" // for TCMallocGetenvSafe
#include "gperftools/malloc_hook.h"
#include "malloc_hook-inl.h"
#include "preamble_patcher.h"
@ -993,9 +994,16 @@ BOOL WINAPI WindowsInfo::Perftools_FreeLibrary(HMODULE hLibModule) {
// ---------------------------------------------------------------------
void PatchWindowsFunctions() {
// This does the libc patching in every module, and the main executable.
PatchAllModules();
main_executable_windows.Patch();
const char* disable_env = TCMallocGetenvSafe("TCMALLOC_DISABLE_REPLACEMENT");
const bool should_skip = disable_env &&
disable_env[0] == '1' &&
disable_env[1] == '\0';
if (!should_skip) {
// This does the libc patching in every module, and the main executable.
PatchAllModules();
main_executable_windows.Patch();
}
}
#if 0