X-Git-Url: https://git.distorted.org.uk/~mdw/sgt/putty/blobdiff_plain/62cdf1edd4ad3e56b38ec0126d2af260a2f22b08..56668e6dca80813a2c9f03d4c02ed20e22f1061b:/wildcard.c

diff --git a/wildcard.c b/wildcard.c
index 4084e093..ae8bad80 100644
--- a/wildcard.c
+++ b/wildcard.c
@@ -10,6 +10,8 @@
 #include <stdlib.h>
 #include <string.h>
 
+#include "putty.h"
+
 /*
  * Definition of wildcard syntax:
  * 
@@ -28,6 +30,17 @@
  */
 
 /*
+ * Some notes on differences from POSIX globs (IEEE Std 1003.1, 2003 ed.):
+ *  - backslashes act as escapes even within [] bracket expressions
+ *  - does not support [!...] for non-matching list (POSIX are weird);
+ *    NB POSIX allows [^...] as well via "A bracket expression starting
+ *    with an unquoted circumflex character produces unspecified
+ *    results". If we wanted to allow [!...] we might want to define
+ *    [^!] as having its literal meaning (match '^' or '!').
+ *  - none of the scary [[:class:]] stuff, etc
+ */
+
+/*
  * The wildcard matching technique we use is very simple and
  * potentially O(N^2) in running time, but I don't anticipate it
  * being that bad in reality (particularly since N will be the size