diff options
Diffstat (limited to 'src/3rdparty/pcre2/src/sljit/sljitUtils.c')
| -rw-r--r-- | src/3rdparty/pcre2/src/sljit/sljitUtils.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/src/3rdparty/pcre2/src/sljit/sljitUtils.c b/src/3rdparty/pcre2/src/sljit/sljitUtils.c index 08ca35cf37..9bce714735 100644 --- a/src/3rdparty/pcre2/src/sljit/sljitUtils.c +++ b/src/3rdparty/pcre2/src/sljit/sljitUtils.c @@ -48,7 +48,7 @@ static HANDLE allocator_lock; static SLJIT_INLINE void allocator_grab_lock(void) { HANDLE lock; - if (SLJIT_UNLIKELY(!allocator_lock)) { + if (SLJIT_UNLIKELY(!InterlockedCompareExchangePointer(&allocator_lock, NULL, NULL))) { lock = CreateMutex(NULL, FALSE, NULL); if (InterlockedCompareExchangePointer(&allocator_lock, lock, NULL)) CloseHandle(lock); @@ -146,9 +146,13 @@ static SLJIT_INLINE sljit_sw get_page_alignment(void) { #include <unistd.h> static SLJIT_INLINE sljit_sw get_page_alignment(void) { - static sljit_sw sljit_page_align; - if (!sljit_page_align) { + static sljit_sw sljit_page_align = -1; + if (sljit_page_align < 0) { +#ifdef _SC_PAGESIZE sljit_page_align = sysconf(_SC_PAGESIZE); +#else + sljit_page_align = getpagesize(); +#endif /* Should never happen. */ if (sljit_page_align < 0) sljit_page_align = 4096; |