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1.1
date	2026.05.19.18.38.11;	author spz;	state Exp;
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commitid	5x0jwzSnfR7nhsGG;


desc
@@


1.1
log
@deal with ctype functions faulting on invalid input on NetBSD 11
(by making invalid input less likely)

While at it add LICENSE
@
text
@$NetBSD$

deal with ctype functions faulting on invalid input on NetBSD 11

--- folder.c.orig	2026-05-16 21:26:49.061590925 +0000
+++ folder.c
@@@@ -9,7 +9,7 @@@@
 #include <unistd.h>
 #include <pwd.h>
 #include <string.h>
-#include <ctype.h>
+#include "ctypeconv.h"
 #include "config.h"
 #include "global.h"
 #include "articles.h"
@@@@ -68,7 +68,7 @@@@ tilde_expansion(char **srcp, int compl)
     register char  *tail, x;
 
     tail = ++name;		/* skip ~ */
-    while (*tail && isascii(*tail) && !isspace(*tail) && *tail != '/')
+    while (*tail && ISASCII(*tail) && !ISSPACE(*tail) && *tail != '/')
 	tail++;
 
     if (compl && *tail != '/')
@@@@ -157,7 +157,7 @@@@ expand_file_name(char *dest, char *src, 
 	    }
 	    goto no_parse;
 	}
-	if ((expand_mode & 4) == 0 && c == '$' && !isalnum(src[2])) {
+	if ((expand_mode & 4) == 0 && c == '$' && !ISALNUM(src[2])) {
 	    remap = 0;
 	    cp = NULL;
 
@@@@ -213,7 +213,7 @@@@ expand_file_name(char *dest, char *src, 
 
 copy:
 	*dp++ = c;
-	parse = isspace(c);
+	parse = ISSPACE(c);
 	continue;
 
 no_parse:
@