[libcxxabi] r217262 - s/LIBCXXABI_SINGLE_THREADED/LIBCXXABI_HAS_NO_THREADS/ for consistency with libcxx
Jonathan Roelofs
jonathan at codesourcery.com
Fri Sep 5 10:46:41 PDT 2014
Author: jroelofs
Date: Fri Sep 5 12:46:40 2014
New Revision: 217262
URL: http://llvm.org/viewvc/llvm-project?rev=217262&view=rev
Log:
s/LIBCXXABI_SINGLE_THREADED/LIBCXXABI_HAS_NO_THREADS/ for consistency with libcxx
Also remove the audotedection part so that if you're crazy enough to want a
single-threaded abi library, you'll say so explicitly in the build.
Modified:
libcxxabi/trunk/src/config.h
libcxxabi/trunk/src/cxa_exception.cpp
libcxxabi/trunk/src/cxa_exception_storage.cpp
libcxxabi/trunk/src/cxa_guard.cpp
libcxxabi/trunk/src/fallback_malloc.ipp
libcxxabi/trunk/test/test_exception_storage.cpp
Modified: libcxxabi/trunk/src/config.h
URL: http://llvm.org/viewvc/llvm-project/libcxxabi/trunk/src/config.h?rev=217262&r1=217261&r2=217262&view=diff
==============================================================================
--- libcxxabi/trunk/src/config.h (original)
+++ libcxxabi/trunk/src/config.h Fri Sep 5 12:46:40 2014
@@ -16,11 +16,9 @@
#include <unistd.h>
-#if !defined(LIBCXXABI_SINGLE_THREADED) && \
- defined(_POSIX_THREADS) && _POSIX_THREADS > 0
-# define LIBCXXABI_SINGLE_THREADED 0
-#else
-# define LIBCXXABI_SINGLE_THREADED 1
+// Set this in the CXXFLAGS when you need it
+#if !defined(LIBCXXABI_HAS_NO_THREADS)
+# define LIBCXXABI_HAS_NO_THREADS 0
#endif
// Set this in the CXXFLAGS when you need it, because otherwise we'd have to
Modified: libcxxabi/trunk/src/cxa_exception.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxxabi/trunk/src/cxa_exception.cpp?rev=217262&r1=217261&r2=217262&view=diff
==============================================================================
--- libcxxabi/trunk/src/cxa_exception.cpp (original)
+++ libcxxabi/trunk/src/cxa_exception.cpp Fri Sep 5 12:46:40 2014
@@ -17,7 +17,7 @@
#include <exception> // for std::terminate
#include <cstdlib> // for malloc, free
#include <cstring> // for memset
-#if !LIBCXXABI_SINGLE_THREADED
+#if !LIBCXXABI_HAS_NO_THREADS
# include <pthread.h> // for fallback_malloc.ipp's mutexes
#endif
#include "cxa_exception.hpp"
Modified: libcxxabi/trunk/src/cxa_exception_storage.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxxabi/trunk/src/cxa_exception_storage.cpp?rev=217262&r1=217261&r2=217262&view=diff
==============================================================================
--- libcxxabi/trunk/src/cxa_exception_storage.cpp (original)
+++ libcxxabi/trunk/src/cxa_exception_storage.cpp Fri Sep 5 12:46:40 2014
@@ -15,7 +15,7 @@
#include "config.h"
-#if LIBCXXABI_SINGLE_THREADED
+#if LIBCXXABI_HAS_NO_THREADS
namespace __cxxabiv1 {
extern "C" {
Modified: libcxxabi/trunk/src/cxa_guard.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxxabi/trunk/src/cxa_guard.cpp?rev=217262&r1=217261&r2=217262&view=diff
==============================================================================
--- libcxxabi/trunk/src/cxa_guard.cpp (original)
+++ libcxxabi/trunk/src/cxa_guard.cpp Fri Sep 5 12:46:40 2014
@@ -10,7 +10,7 @@
#include "abort_message.h"
#include "config.h"
-#if !LIBCXXABI_SINGLE_THREADED
+#if !LIBCXXABI_HAS_NO_THREADS
# include <pthread.h>
#endif
#include <stdint.h>
@@ -62,7 +62,7 @@ void set_initialized(guard_type* guard_o
#endif
-#if !LIBCXXABI_SINGLE_THREADED
+#if !LIBCXXABI_HAS_NO_THREADS
pthread_mutex_t guard_mut = PTHREAD_MUTEX_INITIALIZER;
pthread_cond_t guard_cv = PTHREAD_COND_INITIALIZER;
#endif
@@ -166,7 +166,7 @@ set_lock(uint32_t& x, lock_type y)
extern "C"
{
-#if LIBCXXABI_SINGLE_THREADED
+#if LIBCXXABI_HAS_NO_THREADS
int __cxa_guard_acquire(guard_type* guard_object)
{
return !is_initialized(guard_object);
@@ -183,7 +183,7 @@ void __cxa_guard_abort(guard_type* guard
*guard_object = 0;
}
-#else // !LIBCXXABI_SINGLE_THREADED
+#else // !LIBCXXABI_HAS_NO_THREADS
int __cxa_guard_acquire(guard_type* guard_object)
{
@@ -250,7 +250,7 @@ void __cxa_guard_abort(guard_type* guard
abort_message("__cxa_guard_abort failed to broadcast condition variable");
}
-#endif // !LIBCXXABI_SINGLE_THREADED
+#endif // !LIBCXXABI_HAS_NO_THREADS
} // extern "C"
Modified: libcxxabi/trunk/src/fallback_malloc.ipp
URL: http://llvm.org/viewvc/llvm-project/libcxxabi/trunk/src/fallback_malloc.ipp?rev=217262&r1=217261&r2=217262&view=diff
==============================================================================
--- libcxxabi/trunk/src/fallback_malloc.ipp (original)
+++ libcxxabi/trunk/src/fallback_malloc.ipp Fri Sep 5 12:46:40 2014
@@ -26,7 +26,7 @@
namespace {
// When POSIX threads are not available, make the mutex operations a nop
-#if LIBCXXABI_SINGLE_THREADED
+#if LIBCXXABI_HAS_NO_THREADS
static void * heap_mutex = 0;
#else
static pthread_mutex_t heap_mutex = PTHREAD_MUTEX_INITIALIZER;
@@ -34,7 +34,7 @@ static pthread_mutex_t heap_mutex = PTHR
class mutexor {
public:
-#if LIBCXXABI_SINGLE_THREADED
+#if LIBCXXABI_HAS_NO_THREADS
mutexor ( void * ) {}
~mutexor () {}
#else
@@ -44,7 +44,7 @@ public:
private:
mutexor ( const mutexor &rhs );
mutexor & operator = ( const mutexor &rhs );
-#if !LIBCXXABI_SINGLE_THREADED
+#if !LIBCXXABI_HAS_NO_THREADS
pthread_mutex_t *mtx_;
#endif
};
Modified: libcxxabi/trunk/test/test_exception_storage.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxxabi/trunk/test/test_exception_storage.cpp?rev=217262&r1=217261&r2=217262&view=diff
==============================================================================
--- libcxxabi/trunk/test/test_exception_storage.cpp (original)
+++ libcxxabi/trunk/test/test_exception_storage.cpp Fri Sep 5 12:46:40 2014
@@ -12,7 +12,7 @@
#include <cstdlib>
#include <algorithm>
#include <iostream>
-#if !LIBCXXABI_SINGLE_THREADED
+#if !LIBCXXABI_HAS_NO_THREADS
# include <pthread.h>
#endif
#include <unistd.h>
@@ -38,7 +38,7 @@ void *thread_code (void *parm) {
return parm;
}
-#if !LIBCXXABI_SINGLE_THREADED
+#if !LIBCXXABI_HAS_NO_THREADS
#define NUMTHREADS 10
size_t thread_globals [ NUMTHREADS ] = { 0 };
pthread_t threads [ NUMTHREADS ];
@@ -54,7 +54,7 @@ void print_sizes ( size_t *first, size_t
int main ( int argc, char *argv [] ) {
int retVal = 0;
-#if LIBCXXABI_SINGLE_THREADED
+#if LIBCXXABI_HAS_NO_THREADS
size_t thread_globals;
retVal = thread_code(&thread_globals) != 0;
#else
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