Changeset 00fd005

Timestamp:

2011-01-29T20:50:05Z (13 years ago)

Author:

Wilmer van der Gaast <wilmer@…>

Branches:

master

Children:

060d066

Parents:

02e06b5

Message:

Cleaning up irc_umode_set() a little bit, but it's still a disaster.

File:

• irc.c (modified) (3 diffs)

irc.c

@@ -804 +804 @@
         const char *t;
         int i;
-        char changes[512], *p, st2 = 2;
+        char changes[512], st2 = 2;
         char badflag = 0;
         
         memset( m, 0, sizeof( m ) );
         
+        /* Keep track of which modes are enabled in this array. */
         for( t = irc->umode; *t; t ++ )
                 if( *t < sizeof( m ) )
                         m[(int)*t] = 1;
         
-        p = changes;
-        for( t = s; *t; t ++ )
+        i = 0;
+        for( t = s; *t && i < sizeof( changes ) - 3; t ++ )
         {
                 if( *t == '+' || *t == '-' )
@@ -824 +825 @@
                         if( m[(int)*t] != st)
                         {
+                                /* If we're actually making a change, remember this
+                                   for the response. */
                                 if( st != st2 )
-                                        st2 = st, *p++ = st ? '+' : '-';
-                                *p++ = *t;
+                                        st2 = st, changes[i++] = st ? '+' : '-';
+                                changes[i++] = *t;
                         }
                         m[(int)*t] = st;
@@ -833 +836 @@
                         badflag = 1;
         }
-        *p = '\0';
-        
+        changes[i] = '\0';
+        
+        /* Convert the m array back into an umode string. */
         memset( irc->umode, 0, sizeof( irc->umode ) );
-        
         for( i = 'A'; i <= 'z' && strlen( irc->umode ) < ( sizeof( irc->umode ) - 1 ); i ++ )
                 if( m[i] )