* "A fair jaw-cracker dwarf-language must be." --Samwise Gamgee
*/
+/* This file contains functions for compiling a regular expression. See
+ * also regexec.c which funnily enough, contains functions for executing
+ * a regular expression.
+ *
+ * This file is also copied at build time to ext/re/re_comp.c, where
+ * it's built with -DPERL_EXT_RE_BUILD -DPERL_EXT_RE_DEBUG -DPERL_EXT.
+ * This causes the main functions to be compiled under new names and with
+ * debugging support added, which makes "use re 'debug'" work.
+ */
+
/* NOTE: this is derived from Henry Spencer's regexp code, and should not
* confused with the original package (see point 3 below). Thanks, Henry!
*/
(SvTYPE(new_comppad) == SVt_PVAV) ?
new_comppad : Null(PAD *)
);
+ OP_REFCNT_LOCK;
if (!OpREFCNT_dec((OP_4tree*)r->data->data[n])) {
+ OP_REFCNT_UNLOCK;
op_free((OP_4tree*)r->data->data[n]);
}
+ else {
+ OP_REFCNT_UNLOCK;
+ }
PAD_RESTORE_LOCAL(old_comppad);
SvREFCNT_dec((SV*)new_comppad);