Changes in lib/misc.c [36e9f62:d444c09]

File:

• lib/misc.c (modified) (1 diff)

lib/misc.c

@@ -545 +545 @@
         return reply;
 }
+
+/* Word wrapping. Yes, I know this isn't UTF-8 clean. I'm willing to take the risk. */
+char *word_wrap( char *msg, int line_len )
+{
+        GString *ret = g_string_sized_new( strlen( msg ) + 16 );
+        
+        while( strlen( msg ) > line_len )
+        {
+                int i;
+                
+                /* First try to find out if there's a newline already. Don't
+                   want to add more splits than necessary. */
+                for( i = line_len; i > 0 && msg[i] != '\n'; i -- );
+                if( msg[i] == '\n' )
+                {
+                        g_string_append_len( ret, msg, i + 1 );
+                        msg += i + 1;
+                        continue;
+                }
+                
+                for( i = line_len; i > 0; i -- )
+                {
+                        if( msg[i] == '-' )
+                        {
+                                g_string_append_len( ret, msg, i + 1 );
+                                g_string_append_c( ret, '\n' );
+                                msg += i + 1;
+                                break;
+                        }
+                        else if( msg[i] == ' ' )
+                        {
+                                g_string_append_len( ret, msg, i );
+                                g_string_append_c( ret, '\n' );
+                                msg += i + 1;
+                                break;
+                        }
+                }
+                if( i == 0 )
+                {
+                        g_string_append_len( ret, msg, line_len );
+                        g_string_append_c( ret, '\n' );
+                        msg += line_len;
+                }
+        }
+        g_string_append( ret, msg );
+        
+        return g_string_free( ret, FALSE );
+}