diff options
Diffstat (limited to 'pcre_refcount.c')
-rw-r--r-- | pcre_refcount.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/pcre_refcount.c b/pcre_refcount.c index 92e4b85..fdda9e4 100644 --- a/pcre_refcount.c +++ b/pcre_refcount.c @@ -6,7 +6,7 @@ and semantics are as close as possible to those of the Perl 5 language. Written by Philip Hazel - Copyright (c) 1997-2008 University of Cambridge + Copyright (c) 1997-2012 University of Cambridge ----------------------------------------------------------------------------- Redistribution and use in source and binary forms, with or without @@ -68,11 +68,18 @@ Returns: the (possibly updated) count value (a non-negative number), or a negative error number */ +#ifdef COMPILE_PCRE8 PCRE_EXP_DEFN int PCRE_CALL_CONVENTION pcre_refcount(pcre *argument_re, int adjust) +#else +PCRE_EXP_DEFN int PCRE_CALL_CONVENTION +pcre_refcount(pcre *argument_re, int adjust) +#endif { real_pcre *re = (real_pcre *)argument_re; if (re == NULL) return PCRE_ERROR_NULL; +if (re->magic_number != MAGIC_NUMBER) return PCRE_ERROR_BADMAGIC; +if ((re->flags & PCRE_MODE) == 0) return PCRE_ERROR_BADMODE; re->ref_count = (-adjust > re->ref_count)? 0 : (adjust + re->ref_count > 65535)? 65535 : re->ref_count + adjust; |