#include <semaphore.h>
#include <signal.h>
#include <stdlib.h>
-#include <sys/prctl.h>
#include <sys/resource.h>
-#include <sys/syscall.h>
#include <sys/time.h>
#include <sys/types.h>
#include "src/base/macros.h"
#include "src/base/platform/platform.h"
+#if V8_OS_NACL
+#if !defined(MAP_NORESERVE)
+// PNaCL doesn't have this, so we always grab all of the memory, which is bad.
+#define MAP_NORESERVE 0
+#endif
+#else
+#include <sys/prctl.h>
+#include <sys/syscall.h>
+#endif
namespace v8 {
namespace base {
const char* OS::LocalTimezone(double time, TimezoneCache* cache) {
+#if V8_OS_NACL
+ // Missing support for tm_zone field.
+ return "";
+#else
if (std::isnan(time)) return "";
time_t tv = static_cast<time_t>(std::floor(time/msPerSecond));
struct tm* t = localtime(&tv);
if (NULL == t) return "";
return t->tm_zone;
+#endif
}
double OS::LocalTimeOffset(TimezoneCache* cache) {
+#if V8_OS_NACL
+ // Missing support for tm_zone field.
+ return 0;
+#else
time_t tv = time(NULL);
struct tm* t = localtime(&tv);
// tm_gmtoff includes any daylight savings offset, so subtract it.
return static_cast<double>(t->tm_gmtoff * msPerSecond -
(t->tm_isdst > 0 ? 3600 * msPerSecond : 0));
+#endif
}
OS::PrintError("Failed to open %s\n", OS::GetGCFakeMMapFile());
OS::Abort();
}
- void* addr = mmap(OS::GetRandomMmapAddr(),
- size,
-#if defined(__native_client__)
+ void* addr = mmap(OS::GetRandomMmapAddr(), size,
+#if V8_OS_NACL
// The Native Client port of V8 uses an interpreter,
// so code pages don't need PROT_EXEC.
PROT_READ,
#else
PROT_READ | PROT_EXEC,
#endif
- MAP_PRIVATE,
- fileno(f),
- 0);
+ MAP_PRIVATE, fileno(f), 0);
DCHECK(addr != MAP_FAILED);
OS::Free(addr, size);
fclose(f);
VirtualMemory::VirtualMemory(size_t size, size_t alignment)
: address_(NULL), size_(0) {
- DCHECK(IsAligned(alignment, static_cast<intptr_t>(OS::AllocateAlignment())));
+ DCHECK((alignment % OS::AllocateAlignment()) == 0);
size_t request_size = RoundUp(size + alignment,
static_cast<intptr_t>(OS::AllocateAlignment()));
void* reservation = mmap(OS::GetRandomMmapAddr(),
bool VirtualMemory::CommitRegion(void* base, size_t size, bool is_executable) {
-#if defined(__native_client__)
+#if V8_OS_NACL
// The Native Client port of V8 uses an interpreter,
// so code pages don't need PROT_EXEC.
int prot = PROT_READ | PROT_WRITE;