Function rstacktoodeep

src/backend/regex/regcomp.c:2415–2419

* rstacktoodeep - check for stack getting dangerously deep * * Return nonzero to fail the operation with error code REG_ETOOBIG, * zero to keep going * * The current implementation is Postgres-specific. If we ever get around * to splitting the regex code out as a standalone library, there will need * to be some API to let applications define a callback function for this. */

 * to be some API to let applications define a callback function for this.
 */
static int
rstacktoodeep(void)
{
	return stack_is_too_deep();
}

#ifdef REG_DEBUG