changeset 355:c545d68298af

(RE_NO_POSIX_BACKTRACKING): New macro.
author Richard Stallman <rms@gnu.org>
date Wed, 16 Nov 1994 20:28:48 +0000
parents 1a1518a6e639
children 954b2b398f98
files regex.h
diffstat 1 files changed, 4 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- a/regex.h
+++ b/regex.h
@@ -130,6 +130,10 @@
    If not set, then an unmatched ) is invalid.  */
 #define RE_UNMATCHED_RIGHT_PAREN_ORD (RE_NO_EMPTY_RANGES << 1)
 
+/* If this bit is set, succeed as soon as we match the whole pattern,
+   without further backtracking.  */
+#define RE_NO_POSIX_BACKTRACKING (RE_UNMATCHED_RIGHT_PAREN_ORD << 1)
+
 /* This global variable defines the particular regexp syntax to use (for
    some interfaces).  When a regexp is compiled, the syntax used is
    stored in the pattern buffer, so changing this does not affect