A few tweaks for building ASanRT against Android NDK.

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@162666 91177308-0d34-0410-b5e6-96231b3b80d8

7 files changed, 18 insertions, 8 deletions

diff --git a/lib/asan/asan_internal.h b/lib/asan/asan_internal.h
index a283c2b8e..4f34a79cc 100644
--- a/lib/asan/asan_internal.h
+++ b/lib/asan/asan_internal.h
@@ -48,6 +48,13 @@ extern "C" void* _ReturnAddress(void);
 # define ASAN_WINDOWS 0
 #endif
 
+#if defined(__ANDROID__) || defined(ANDROID)
+# define ASAN_ANDROID 1
+#else
+# define ASAN_ANDROID 0
+#endif
+
+
 #define ASAN_POSIX (ASAN_LINUX || ASAN_MAC)
 
 #if __has_feature(address_sanitizer)
diff --git a/lib/asan/asan_linux.cc b/lib/asan/asan_linux.cc
index ddaefb29f..e5d1f52d3 100644
--- a/lib/asan/asan_linux.cc
+++ b/lib/asan/asan_linux.cc
@@ -31,7 +31,7 @@
 #include <unistd.h>
 #include <unwind.h>
 
-#ifndef ANDROID
+#if !ASAN_ANDROID
 // FIXME: where to get ucontext on Android?
 #include <sys/ucontext.h>
 #endif
@@ -50,7 +50,7 @@ void *AsanDoesNotSupportStaticLinkage() {
 }
 
 void GetPcSpBp(void *context, uptr *pc, uptr *sp, uptr *bp) {
-#ifdef ANDROID
+#if ASAN_ANDROID
   *pc = *sp = *bp = 0;
 #elif defined(__arm__)
   ucontext_t *ucontext = (ucontext_t*)context;
diff --git a/lib/asan/asan_malloc_linux.cc b/lib/asan/asan_malloc_linux.cc
index 1fe848d68..005e37d13 100644
--- a/lib/asan/asan_malloc_linux.cc
+++ b/lib/asan/asan_malloc_linux.cc
@@ -20,7 +20,7 @@
 #include "asan_internal.h"
 #include "asan_stack.h"
 
-#ifdef ANDROID
+#if ASAN_ANDROID
 DECLARE_REAL_AND_INTERCEPTOR(void*, malloc, uptr size);
 DECLARE_REAL_AND_INTERCEPTOR(void, free, void *ptr);
 DECLARE_REAL_AND_INTERCEPTOR(void*, calloc, uptr nmemb, uptr size);
diff --git a/lib/asan/asan_mapping.h b/lib/asan/asan_mapping.h
index 8e0c6ec5d..40e32206d 100644
--- a/lib/asan/asan_mapping.h
+++ b/lib/asan/asan_mapping.h
@@ -25,7 +25,7 @@ extern __attribute__((visibility("default"))) uptr __asan_mapping_offset;
 # define SHADOW_SCALE (__asan_mapping_scale)
 # define SHADOW_OFFSET (__asan_mapping_offset)
 #else
-# ifdef ANDROID
+# if ASAN_ANDROID
 #  define SHADOW_SCALE (3)
 #  define SHADOW_OFFSET (0)
 # else
diff --git a/lib/asan/asan_new_delete.cc b/lib/asan/asan_new_delete.cc
index 4a7275842..0c7d97c6d 100644
--- a/lib/asan/asan_new_delete.cc
+++ b/lib/asan/asan_new_delete.cc
@@ -32,7 +32,7 @@ using namespace __asan;  // NOLINT
   GET_STACK_TRACE_HERE_FOR_MALLOC;\
   return asan_memalign(0, size, &stack);
 
-#ifdef ANDROID
+#if ASAN_ANDROID
 void *operator new(size_t size) { OPERATOR_NEW_BODY; }
 void *operator new[](size_t size) { OPERATOR_NEW_BODY; }
 #else
diff --git a/lib/asan/asan_thread_registry.cc b/lib/asan/asan_thread_registry.cc
index 7c9747bd7..99552f048 100644
--- a/lib/asan/asan_thread_registry.cc
+++ b/lib/asan/asan_thread_registry.cc
@@ -69,7 +69,7 @@ AsanThread *AsanThreadRegistry::GetMain() {
 AsanThread *AsanThreadRegistry::GetCurrent() {
   AsanThreadSummary *summary = (AsanThreadSummary *)AsanTSDGet();
   if (!summary) {
-#ifdef ANDROID
+#if ASAN_ANDROID
     // On Android, libc constructor is called _after_ asan_init, and cleans up
     // TSD. Try to figure out if this is still the main thread by the stack
     // address. We are not entirely sure that we have correct main thread
diff --git a/lib/sanitizer_common/sanitizer_symbolizer_linux.cc b/lib/sanitizer_common/sanitizer_symbolizer_linux.cc
index 0a300007e..6a76647b0 100644
--- a/lib/sanitizer_common/sanitizer_symbolizer_linux.cc
+++ b/lib/sanitizer_common/sanitizer_symbolizer_linux.cc
@@ -20,12 +20,15 @@
 
 #include <elf.h>
 #include <errno.h>
-#include <link.h>
 #include <poll.h>
 #include <sys/socket.h>
 #include <sys/types.h>
 #include <unistd.h>
 
+#if !defined(__ANDROID__) && !defined(ANDROID)
+#include <link.h>
+#endif
+
 namespace __sanitizer {
 
 bool StartSymbolizerSubprocess(const char *path_to_symbolizer,
@@ -99,7 +102,7 @@ bool StartSymbolizerSubprocess(const char *path_to_symbolizer,
   return true;
 }
 
-#ifdef ANDROID
+#if defined(__ANDROID__) || defined(ANDROID)
 uptr GetListOfModules(LoadedModule *modules, uptr max_modules) {
   UNIMPLEMENTED();
 }