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Encapsulate reference-counting primitives.

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Prohibit direct update of GC_REFCOUNT(), GC_SET_REFCOUNT(), GC_ADDREF() and GC_DELREF() shoukf be instead.
Added mactros to validate reference-counting (disabled for now).
These macros are going to be used to eliminate race-condintions during reference-counting on data shared between threads.
This commit is contained in:
Dmitry Stogov 2017-10-27 01:28:58 +03:00
parent 1ab0d820da
commit 49ea143bbd
66 changed files with 408 additions and 345 deletions
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4
ext/pgsql/pgsql.c
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@ -923,7 +923,7 @@ static inline char * _php_pgsql_trim_result(PGconn * pgsql, char **buf)
*/
static void php_pgsql_set_default_link(zend_resource *res)
{
GC_REFCOUNT(res)++;
GC_ADDREF(res);
if (PGG(default_link) != NULL) {
zend_list_delete(PGG(default_link));
@ -1451,7 +1451,7 @@ static void php_pgsql_do_connect(INTERNAL_FUNCTION_PARAMETERS, int persistent)
link = (zend_resource *)index_ptr->ptr;
if (link->ptr && (link->type == le_link || link->type == le_plink)) {
php_pgsql_set_default_link(link);
GC_REFCOUNT(link)++;
GC_ADDREF(link);
RETVAL_RES(link);
goto cleanup;
} else {