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| author | Alexey Samsonov <samsonov@google.com> | 2012-12-07 22:01:28 +0000 |
|---|---|---|
| committer | Alexey Samsonov <samsonov@google.com> | 2012-12-07 22:01:28 +0000 |
| commit | 6a08d29b2020004b801ca69d8aea5872a7e67d72 (patch) | |
| tree | 2b85ccc593a47d48fec8cef1b2e944044d63fb8d /lib/asan/asan_internal.h | |
| parent | 063e4a54b2b4ccad8b9c40aa869a134c46804068 (diff) | |
| download | compiler-rt-6a08d29b2020004b801ca69d8aea5872a7e67d72.tar.gz compiler-rt-6a08d29b2020004b801ca69d8aea5872a7e67d72.tar.bz2 compiler-rt-6a08d29b2020004b801ca69d8aea5872a7e67d72.tar.xz | |
ASan: change the strategy we use for installing malloc/free/symbolization hooks on Linux: don't provide a default no-op implementations for hooks in runtime, and optionally call hooks if they are provided by the user. Don't force weak interface functions into runtime.
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@169641 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/asan/asan_internal.h')
| -rw-r--r-- | lib/asan/asan_internal.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/asan/asan_internal.h b/lib/asan/asan_internal.h index 1a50e603..468d997c 100644 --- a/lib/asan/asan_internal.h +++ b/lib/asan/asan_internal.h @@ -145,6 +145,15 @@ bool PlatformHasDifferentMemcpyAndMemmove(); # define PLATFORM_HAS_DIFFERENT_MEMCPY_AND_MEMMOVE true #endif // __APPLE__ +// Add convenient macro for interface functions that may be represented as +// weak hooks. +#define ASAN_MALLOC_HOOK(ptr, size) \ + if (&__asan_malloc_hook) __asan_malloc_hook(ptr, size) +#define ASAN_FREE_HOOK(ptr) \ + if (&__asan_free_hook) __asan_free_hook(ptr) +#define ASAN_ON_ERROR() \ + if (&__asan_on_error) __asan_on_error() + extern int asan_inited; // Used to avoid infinite recursion in __asan_init(). extern bool asan_init_is_running; |