Allow reading config files with CRLF endings on Unix systems.

[tinc] / src / conf.c

diff --git a/src/conf.c b/src/conf.c
index d567cd2..a61a359 100644 (file)
--- a/src/conf.c
+++ b/src/conf.c
@@ -1,9 +1,9 @@
 /*
     conf.c -- configuration code
     Copyright (C) 1998 Robert van der Meulen
-                  1998-2005 Ivo Timmermans <ivo@tinc-vpn.org>
-                  2000-2005 Guus Sliepen <guus@tinc-vpn.org>
-                 2000 Cris van Pelt <tribbel@arise.dhs.org>
+                  1998-2005 Ivo Timmermans
+                  2000-2008 Guus Sliepen <guus@tinc-vpn.org>
+                 2000 Cris van Pelt
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -301,6 +301,8 @@ static char *readline(FILE * fp, char **buf, size_t *buflen)
                        size = newsize;
                } else {
                        *newline = '\0';        /* kill newline */
+                       if(newline > p && newline[-1] == '\r')  /* and carriage return if necessary */
+                               newline[-1] = '\0';
                        break;                          /* yay */
                }
        }
@@ -343,6 +345,11 @@ int read_config_file(avl_tree_t *config_tree, const char *fname)
        buffer = xmalloc(bufsize);
 
        for(;;) {
+               if(feof(fp)) {
+                       err = 0;
+                       break;
+               }
+
                line = readline(fp, &buffer, &bufsize);
 
                if(!line) {
@@ -350,11 +357,6 @@ int read_config_file(avl_tree_t *config_tree, const char *fname)
                        break;
                }
 
-               if(feof(fp)) {
-                       err = 0;
-                       break;
-               }
-
                lineno++;
 
                if(!*line || *line == '#')