From cad26b343dba0ee1047a0053256e2b9845f90743 Mon Sep 17 00:00:00 2001
From: Roger Dingledine <arma@torproject.org>
Date: Tue, 9 Nov 2004 07:20:21 +0000
Subject: [PATCH] once normalized, DataDirectory is always defined

svn:r2734
---
 src/or/config.c  | 18 ++++++------------
 src/or/dirserv.c |  8 +++-----
 2 files changed, 9 insertions(+), 17 deletions(-)

diff --git a/src/or/config.c b/src/or/config.c
index cebff82d39..d2a6a66172 100644
--- a/src/or/config.c
+++ b/src/or/config.c
@@ -1013,13 +1013,6 @@ options_validate(or_options_t *options)
   if (normalize_log_options(options))
     return -1;
 
-
-  if (options->DataDirectory &&
-      check_private_dir(options->DataDirectory, CPD_CHECK != 0)) {
-    log_fn(LOG_WARN, "Can't create directory %s", options->DataDirectory);
-    result = -1;
-  }
-
   /* Special case if no options are given. */
   if (!options->Logs) {
     options->Logs = config_line_prepend(NULL, "Log", "notice-err stdout");
@@ -1237,10 +1230,7 @@ options_transition_allowed(or_options_t *old, or_options_t *new_val) {
     return -1;
   }
 
-  if ((old->DataDirectory &&
-       (!new_val->DataDirectory ||
-        strcmp(old->DataDirectory,new_val->DataDirectory)!=0)) ||
-      (!old->DataDirectory && new_val->DataDirectory)) {
+  if (strcmp(old->DataDirectory,new_val->DataDirectory)!=0) {
     log_fn(LOG_WARN,"During reload, changing DataDirectory (%s->%s) is not allowed. Failing.", old->DataDirectory, new_val->DataDirectory);
     return -1;
   }
@@ -1879,13 +1869,17 @@ normalize_data_directory(or_options_t *options) {
 
 static int
 validate_data_directory(or_options_t *options) {
-  if(normalize_data_directory(options) < 0)
+  if (normalize_data_directory(options) < 0)
     return -1;
   tor_assert(options->DataDirectory);
   if (strlen(options->DataDirectory) > (512-128)) {
     log_fn(LOG_ERR, "DataDirectory is too long.");
     return -1;
   }
+  if (check_private_dir(options->DataDirectory, CPD_CHECK != 0)) {
+    log_fn(LOG_WARN, "Can't create directory %s", options->DataDirectory);
+    return -1;
+  }
   return 0;
 }
 
diff --git a/src/or/dirserv.c b/src/or/dirserv.c
index 2e6508b056..c0fc76c391 100644
--- a/src/or/dirserv.c
+++ b/src/or/dirserv.c
@@ -711,11 +711,9 @@ void dirserv_set_cached_directory(const char *directory, time_t when)
       log_fn(LOG_WARN,"Error compressing cached directory");
     }
     cached_directory_published = when;
-    if(get_options()->DataDirectory) {
-      tor_snprintf(filename,sizeof(filename),"%s/cached-directory", get_options()->DataDirectory);
-      if(write_str_to_file(filename,cached_directory,0) < 0) {
-        log_fn(LOG_WARN, "Couldn't write cached directory to disk. Ignoring.");
-      }
+    tor_snprintf(filename,sizeof(filename),"%s/cached-directory", get_options()->DataDirectory);
+    if(write_str_to_file(filename,cached_directory,0) < 0) {
+      log_fn(LOG_WARN, "Couldn't write cached directory to disk. Ignoring.");
     }
   }
 }