Created files sanitizer_linux.cc and sanitizer_mac.cc for platform-specific implementations of common functions. Turned asan_mmap into __sanitizer::internal_mmap.

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@157930 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 31 insertions, 0 deletions

diff --git a/lib/sanitizer_common/sanitizer_mac.cc b/lib/sanitizer_common/sanitizer_mac.cc
new file mode 100644
index 00000000..432abed1
--- /dev/null
+++ b/lib/sanitizer_common/sanitizer_mac.cc
@@ -0,0 +1,31 @@
+//===-- sanitizer_mac.cc --------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file is shared between AddressSanitizer and ThreadSanitizer
+// run-time libraries and implements mac-specific functions from
+// sanitizer_libc.h.
+//===----------------------------------------------------------------------===//
+
+#ifdef __APPLE__
+
+#include "sanitizer_defs.h"
+#include "sanitizer_libc.h"
+
+#include <sys/mman.h>
+
+namespace __sanitizer {
+
+void *internal_mmap(void *addr, size_t length, int prot, int flags,
+                    int fd, u64 offset) {
+  return mmap(addr, length, prot, flags, fd, offset);
+}
+
+}  // namespace __sanitizer
+
+#endif  // __APPLE__