X-Git-Url: http://git.rot13.org/?p=BackupPC.git;a=blobdiff_plain;f=bin%2FBackupPC;h=4c13633c03fcbf4a5b1da2087ce42c441d80e301;hp=dab51db8b2a4f5ec01d8ccf55a4ad47b59562329;hb=17dcbbebb871212f90b81bb97f8d1feb528bdc43;hpb=d13d57e035dac9362ca393991b978530402969b7

diff --git a/bin/BackupPC b/bin/BackupPC
index dab51db..4c13633 100755
--- a/bin/BackupPC
+++ b/bin/BackupPC
@@ -66,6 +66,7 @@ use Getopt::Std;
 use Socket;
 use Carp;
 use Digest::MD5;
+use POSIX qw(setsid);
 
 ###########################################################################
 # Handle command line options
@@ -260,10 +261,22 @@ sub Main_Initialize
 
     if ( $opts{d} ) {
         #
-        # daemonize by forking
+        # daemonize by forking; more robust method per:
+        #       http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=301057
         #
-        defined(my $pid = fork) or die "Can't fork: $!";
+        my $pid;
+        defined($pid = fork) or die("Can't fork: $!");
+        exit if( $pid );   # parent exits
+
+        POSIX::setsid();
+        defined($pid = fork) or die("Can't fork: $!");
         exit if $pid;   # parent exits
+
+        chdir ("/") or die("Cannot chdir to /: $!\n");
+        close(STDIN);
+        open(STDIN , ">/dev/null") or die("Cannot open /dev/null as stdin\n");
+        # STDOUT and STDERR are handled in LogFileOpen() right below,
+        # otherwise we would have to reopen them too.
     }
 
     #