ensure tests avoid user config!

[disorder] / lib / configuration.c

diff --git a/lib/configuration.c b/lib/configuration.c
index 221be9c44b80291f3ddde18663f088699f442ab1..2dcf8f97e90f9712b80ac660cd9950b6791fe30d 100644 (file)
--- a/lib/configuration.c
+++ b/lib/configuration.c
@@ -1,6 +1,7 @@
 /*
  * This file is part of DisOrder.
  * Copyright (C) 2004, 2005, 2006, 2007 Richard Kettlewell
+ * Portions copyright (C) 2007 Mark Wooding
  *
  * 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
@@ -59,6 +60,12 @@
  */
 char *configfile;
 
+/** @brief Read user configuration
+ *
+ * If clear, the user-specific configuration is not read.
+ */
+int config_per_user = 1;
+
 /** @brief Config file parser state */
 struct config_state {
   /** @brief Filename */
@@ -226,6 +233,10 @@ static int set_stringlist_accum(const struct config_state *cs,
   struct stringlistlist *sll;
 
   sll = ADDRESS(cs->config, struct stringlistlist);
+  if(nvec == 0) {
+    sll->n = 0;
+    return 0;
+  }
   sll->n++;
   sll->s = xrealloc(sll->s, (sll->n * sizeof (struct stringlist)));
   s = &sll->s[sll->n - 1];
@@ -243,6 +254,10 @@ static int set_string_accum(const struct config_state *cs,
   struct stringlist *sl;
 
   sl = ADDRESS(cs->config, struct stringlist);
+  if(nvec == 0) {
+    sl->n = 0;
+    return 0;
+  }
   for(n = 0; n < nvec; ++n) {
     sl->n++;
     sl->s = xrealloc(sl->s, (sl->n * sizeof (char *)));
@@ -892,6 +907,7 @@ static const struct conf conf[] = {
   { C(listen),           &type_stringlist,       validate_port },
   { C(lock),             &type_boolean,          validate_any },
   { C(mixer),            &type_string,           validate_ischr },
+  { C(multicast_loop),   &type_boolean,          validate_any },
   { C(multicast_ttl),    &type_integer,          validate_non_negative },
   { C(namepart),         &type_namepart,         validate_any },
   { C2(nice, nice_rescan), &type_integer,        validate_non_negative },
@@ -1035,6 +1051,7 @@ static struct config *config_default(void) {
   c->queue_pad = 10;
   c->speaker_backend = -1;
   c->multicast_ttl = 1;
+  c->multicast_loop = 1;
   c->authorization_algorithm = xstrdup("sha1");
   c->noticed_history = 31;
   c->short_display = 32;
@@ -1170,19 +1187,21 @@ int config_read(int server) {
     return -1;
   xfree(privconf);
   /* if there's a per-user system config file for this user, read it */
-  if(!(pw = getpwuid(getuid())))
-    fatal(0, "cannot determine our username");
-  if((privconf = config_usersysconf(pw))
-     && access(privconf, F_OK) == 0
-     && config_include(c, privconf))
+  if(config_per_user) {
+    if(!(pw = getpwuid(getuid())))
+      fatal(0, "cannot determine our username");
+    if((privconf = config_usersysconf(pw))
+       && access(privconf, F_OK) == 0
+       && config_include(c, privconf))
       return -1;
-  xfree(privconf);
-  /* if we have a password file, read it */
-  if((privconf = config_userconf(getenv("HOME"), pw))
-     && access(privconf, F_OK) == 0
-     && config_include(c, privconf))
-    return -1;
-  xfree(privconf);
+    xfree(privconf);
+    /* if we have a password file, read it */
+    if((privconf = config_userconf(getenv("HOME"), pw))
+       && access(privconf, F_OK) == 0
+       && config_include(c, privconf))
+      return -1;
+    xfree(privconf);
+  }
   /* install default namepart and transform settings */
   config_postdefaults(c, server);
   /* everything is good so we shall use the new config */