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[or-cvs] bugfix: stop trying to write to a stderr that may not be th...



Update of /home/or/cvsroot/src/common
In directory moria.mit.edu:/home2/arma/work/onion/cvs/src/common

Modified Files:
	tortls.c util.c util.h 
Log Message:
bugfix: stop trying to write to a stderr that may not be there
also, tell start_daemon our desired cwd


Index: tortls.c
===================================================================
RCS file: /home/or/cvsroot/src/common/tortls.c,v
retrieving revision 1.35
retrieving revision 1.36
diff -u -d -r1.35 -r1.36
--- tortls.c	20 Jan 2004 02:14:12 -0000	1.35
+++ tortls.c	28 Feb 2004 23:21:29 -0000	1.36
@@ -370,7 +370,7 @@
     return r;
   }
   if (err == TOR_TLS_WANTWRITE || err == TOR_TLS_WANTREAD) {
-    log_fn(LOG_INFO,"wantwrite or wantread. remembering the number %d.",n);
+//    log_fn(LOG_INFO,"wantwrite or wantread. remembering the number %d.",n);
     tls->wantwrite_n = n;
   }
   return err;

Index: util.c
===================================================================
RCS file: /home/or/cvsroot/src/common/util.c,v
retrieving revision 1.53
retrieving revision 1.54
diff -u -d -r1.53 -r1.54
--- util.c	18 Feb 2004 21:23:50 -0000	1.53
+++ util.c	28 Feb 2004 23:21:29 -0000	1.54
@@ -701,7 +701,7 @@
 static int start_daemon_called = 0;
 static int finish_daemon_called = 0;
 static int daemon_filedes[2];
-void start_daemon(void)
+void start_daemon(char *desired_cwd)
 {
   pid_t pid;
 
@@ -709,16 +709,18 @@
     return;
   start_daemon_called = 1;
 
+  if(!desired_cwd)
+    desired_cwd = "/";
    /* Don't hold the wrong FS mounted */
-  if (chdir("/") < 0) {
-    perror("chdir");
+  if (chdir(desired_cwd) < 0) {
+    log_fn(LOG_ERR,"chdir to %s failed. Exiting.",desired_cwd);
     exit(1);
   }
 
   pipe(daemon_filedes);
   pid = fork();
   if (pid < 0) {
-    perror("fork");
+    log_fn(LOG_ERR,"fork failed. Exiting.");
     exit(1);
   }
   if (pid) {  /* Parent */
@@ -745,7 +747,7 @@
      * This means that we, as a non-session group leader, can never regain a
      * controlling terminal.   This part is recommended by Stevens's
      * _Advanced Programming in the Unix Environment_.
-     */     
+     */
     if (fork() != 0) {
       exit(0);
     }
@@ -760,13 +762,13 @@
   if (finish_daemon_called)
     return;
   if (!start_daemon_called)
-    start_daemon();
+    start_daemon(NULL);
   finish_daemon_called = 1;
 
   nullfd = open("/dev/null",
-		O_CREAT | O_RDWR | O_APPEND);
+                O_CREAT | O_RDWR | O_APPEND);
   if (nullfd < 0) {
-    perror("/dev/null");
+    log_fn(LOG_ERR,"/dev/null can't be opened. Exiting.");
     exit(1);
   }
   /* close fds linking to invoking terminal, but
@@ -776,7 +778,7 @@
   if (dup2(nullfd,0) < 0 ||
       dup2(nullfd,1) < 0 ||
       dup2(nullfd,2) < 0) {
-    perror("dup2"); /* Should never happen... */
+    log_fn(LOG_ERR,"dup2 failed. Exiting.");
     exit(1);
   }
   write(daemon_filedes[1], &c, sizeof(char)); /* signal success */

Index: util.h
===================================================================
RCS file: /home/or/cvsroot/src/common/util.h,v
retrieving revision 1.30
retrieving revision 1.31
diff -u -d -r1.30 -r1.31
--- util.h	3 Jan 2004 22:40:49 -0000	1.30
+++ util.h	28 Feb 2004 23:21:29 -0000	1.31
@@ -91,7 +91,7 @@
  * until finish_daemon is called.  (Note: it's safe to call this more
  * than once: calls after the first are ignored.)
  */
-void start_daemon(void);
+void start_daemon(char *desired_cwd);
 /* Finish putting the process into daemon mode: drop standard fds, and tell
  * the parent process to exit.  (Note: it's safe to call this more than once:
  * calls after the first are ignored.  Calls start_daemon first if it hasn't