[bug #4302] errno is not always an extern int

[mmh] / uip / picksbr.c

diff --git a/uip/picksbr.c b/uip/picksbr.c
index b13ea66..71ae644 100644 (file)
--- a/uip/picksbr.c
+++ b/uip/picksbr.c
@@ -3,10 +3,14 @@
  * picksbr.c -- routines to help pick along...
  *
  * $Id$
+ *
+ * This code is Copyright (c) 2002, by the authors of nmh.  See the
+ * COPYRIGHT file in the root directory of the nmh distribution for
+ * complete copyright information.
  */
 
 #include <h/mh.h>
-#include <zotnet/tws/tws.h>
+#include <h/tws.h>
 #include <h/picksbr.h>
 
 #ifdef TIME_WITH_SYS_TIME
@@ -690,7 +694,7 @@ plist
        if (*p2 == CCHR) {
            c = p2[1];
            do {
-               if (*p1 == c || cc[*p1] == c)
+               if (*p1 == c || cc[(unsigned char)*p1] == c)
                    if (advance (p1, p2))
                        return 1;
            } while (*p1++);
@@ -715,7 +719,7 @@ advance (char *alp, char *aep)
     for (;;)
        switch (*ep++) {
            case CCHR: 
-               if (*ep++ == *lp++ || ep[-1] == cc[lp[-1]])
+               if (*ep++ == *lp++ || ep[-1] == cc[(unsigned char)lp[-1]])
                    continue;
                return 0;
 
@@ -754,7 +758,7 @@ advance (char *alp, char *aep)
 
            case CCHR | STAR: 
                curlp = lp;
-               while (*lp++ == *ep || cc[lp[-1]] == *ep)
+               while (*lp++ == *ep || cc[(unsigned char)lp[-1]] == *ep)
                    continue;
                ep++;
                goto star;