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Update bundled PCRE2-library to version 10.23

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Some manual changes done to the library were lost with this update.
They will be added in the next commit.
This commit is contained in:
Esa Korhonen
2017-05-29 15:31:42 +03:00
parent 7231563937
commit 36af74cb25
218 changed files with 49218 additions and 26130 deletions
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11
pcre2/src/sljit/sljitUtils.c
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@ -163,11 +163,11 @@ SLJIT_API_FUNC_ATTRIBUTE void SLJIT_CALL sljit_release_lock(void)
#include <fcntl.h>
/* Some old systems does not have MAP_ANON. */
static sljit_si dev_zero = -1;
static sljit_s32 dev_zero = -1;
#if (defined SLJIT_SINGLE_THREADED && SLJIT_SINGLE_THREADED)
static SLJIT_INLINE sljit_si open_dev_zero(void)
static SLJIT_INLINE sljit_s32 open_dev_zero(void)
{
dev_zero = open("/dev/zero", O_RDWR);
return dev_zero < 0;
@ -179,10 +179,13 @@ static SLJIT_INLINE sljit_si open_dev_zero(void)
static pthread_mutex_t dev_zero_mutex = PTHREAD_MUTEX_INITIALIZER;
static SLJIT_INLINE sljit_si open_dev_zero(void)
static SLJIT_INLINE sljit_s32 open_dev_zero(void)
{
pthread_mutex_lock(&dev_zero_mutex);
dev_zero = open("/dev/zero", O_RDWR);
/* The dev_zero might be initialized by another thread during the waiting. */
if (dev_zero < 0) {
dev_zero = open("/dev/zero", O_RDWR);
}
pthread_mutex_unlock(&dev_zero_mutex);
return dev_zero < 0;
}