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libclang: make darwin pthread hacks conditional on LLVM_ENABLE_THREADS 

Although these aren't strictly related to LLVM's core threading, it's
reasonable to avoid pthread usage in clang when building with
LLVM_ENABLE_THREADS disabled.

llvm-svn: 212395
This commit is contained in:
Alp Toker 2014-07-06 06:24:00 +00:00
parent dbb0c75977
commit 1a86ad21d1
1 changed files with 8 additions and 5 deletions
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13
clang/tools/libclang/CIndex.cpp
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@ -53,7 +53,11 @@
#include "llvm/Support/Timer.h"
#include "llvm/Support/raw_ostream.h"
#ifdef __APPLE__
#if LLVM_ENABLE_THREADS != 0 && defined(__APPLE__)
#define USE_DARWIN_THREADS
#endif
#ifdef USE_DARWIN_THREADS
#include <pthread.h>
#endif
@ -6799,8 +6803,7 @@ void clang::setThreadBackgroundPriority() {
if (getenv("LIBCLANG_BGPRIO_DISABLE"))
return;
// FIXME: Move to llvm/Support and make it cross-platform.
#ifdef __APPLE__
#ifdef USE_DARWIN_THREADS
setpriority(PRIO_DARWIN_THREAD, 0, PRIO_DARWIN_BG);
#endif
}
@ -7014,8 +7017,8 @@ cxindex::Logger::~Logger() {
raw_ostream &OS = llvm::errs();
OS << "[libclang:" << Name << ':';
// FIXME: Portability.
#ifdef __APPLE__
#ifdef USE_DARWIN_THREADS
// TODO: Portability.
mach_port_t tid = pthread_mach_thread_np(pthread_self());
OS << tid << ':';
#endif