[asan] move more stuff to OS-specific files

llvm-svn: 147647

compiler-rt/lib/asan/asan_allocator.cc

@@ -35,10 +35,6 @@
 #include "asan_thread.h"
 #include "asan_thread_registry.h"
 
-#include <stdint.h>
-#include <string.h>
-#include <unistd.h>
-
 namespace __asan {
 
 #define  REDZONE FLAG_redzone

compiler-rt/lib/asan/asan_internal.h

@@ -99,6 +99,8 @@ void *AsanMprotect(uintptr_t fixed_addr, size_t size);
 void *AsanMmapSomewhereOrDie(size_t size, const char *where);
 void AsanUnmapOrDie(void *ptr, size_t size);
 
+void AsanDisableCoreDumper();
+
 ssize_t AsanRead(int fd, void *buf, size_t count);
 ssize_t AsanWrite(int fd, const void *buf, size_t count);
 int AsanClose(int fd);

compiler-rt/lib/asan/asan_linux.cc

@@ -244,6 +244,12 @@ void AsanThread::SetThreadStackTopAndBottom() {
   CHECK(AddrIsInStack((uintptr_t)&attr));
 }
 
+void AsanDisableCoreDumper() {
+  struct rlimit nocore;
+  nocore.rlim_cur = 0;
+  nocore.rlim_max = 0;
+  setrlimit(RLIMIT_CORE, &nocore);
+}
 
 }  // namespace __asan
 

compiler-rt/lib/asan/asan_mac.cc

@@ -22,6 +22,7 @@
 #include "asan_thread_registry.h"
 
 #include <sys/mman.h>
+#include <sys/resource.h>
 #include <pthread.h>
 #include <fcntl.h>
 #include <unistd.h>
@@ -113,6 +114,13 @@ void AsanThread::SetThreadStackTopAndBottom() {
   CHECK(AddrIsInStack((uintptr_t)&local));
 }
 
+void AsanDisableCoreDumper() {
+  struct rlimit nocore;
+  nocore.rlim_cur = 0;
+  nocore.rlim_max = 0;
+  setrlimit(RLIMIT_CORE, &nocore);
+}
+
 // Support for the following functions from libdispatch on Mac OS:
 //   dispatch_async_f()
 //   dispatch_async()

compiler-rt/lib/asan/asan_rtl.cc

@@ -26,7 +26,6 @@
 
 #include <new>
 #include <dlfcn.h>
-#include <execinfo.h>
 #include <fcntl.h>
 #include <pthread.h>
 #include <signal.h>
@@ -40,9 +39,6 @@
 #ifndef ANDROID
 #include <sys/ucontext.h>
 #endif
-#include <sys/time.h>
-#include <sys/resource.h>
-#include <unistd.h>
 // must not include <setjmp.h> on Linux
 
 namespace __asan {
@@ -775,10 +771,7 @@ void __asan_init() {
 
   if (__WORDSIZE == 64) {
     // Disable core dumper -- it makes little sense to dump 16T+ core.
-    struct rlimit nocore;
-    nocore.rlim_cur = 0;
-    nocore.rlim_max = 0;
-    setrlimit(RLIMIT_CORE, &nocore);
+    AsanDisableCoreDumper();
   }
 
   {