diff options
Diffstat (limited to 'sbin/chksession')
| -rw-r--r-- | sbin/chksession | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/sbin/chksession b/sbin/chksession new file mode 100644 index 0000000..196414f --- /dev/null +++ b/sbin/chksession @@ -0,0 +1,167 @@ +#!/usr/bin/perl +# (c) Mandriva, Chmouel Boudjnah <chmouel@mandriva.com> +# Copyright under GPL blah blah blah. +## For info, see "chksession --help" or "man chksession" + +# Modified by Bernard Lang on August 21, 2003. + + +my @lf; + +sub usage { + my $e = shift @_; + $0 =~ s|.*/||; + print { $e ? STDERR : STDOUT } << "EOF"; +Usage: $0 [OPTION]... + + -F --first: Print only first available entry. + -t, --test: Go in test mode. + -l, --list: List window-managers. + -L: List window-managers including the order number + -d=DIR, --dir=DIR: Specifies a directory of w-m configuration files. + Default is /etc/X11/wmsession.d/ + -x=ENTRY, --xsession=ENTRY: Produce window-managers script of ENTRY. + -k, --kdm3: Produce window-managers list for kdm3 sessions. + -K, --kdm4: Produce window-managers list for kdm4 sessions. + -g, --gdm: Produce window-managers script for gdm sessions. + -h, --help: Produce this help. + +EOF + exit($e); +} + +sub cat { # returns content of argument file as a single string + my ($f) = @_; + local *F; + open F, $f or die "Can't open $f\n"; + local $/ = ""; + <F> + } + +sub parse_file { # parse a session descriptor file + my ($fn) = @_; + $_ = cat ($fn); + ($n = $1) =~ s| ||g if /^NAME=(.*)/m; + $e = $1 if /^EXEC=(.*)/m; +# $d = $1 if /^DESC=(.*)/m; +# $i = $1 if /^ICON=(.*)/m; + $s = $1 while /SCRIPT:(.*?)$/gs; chomp $s; + if (-x $e) { $script{$n} = $s; $exe{$n} = $e; push @lf, $n; ($order{$n}) = $fn =~ m/(^[0-9][0-9])/; } +# if (-x $e) { $script{$n} = $s; $exec{$n} = $e; $desc{$n} = $d; $icon{$n} = $i; push @lf, $n; } +} + +sub gen_desktops { + my ($d, $usesession) = @_; + -d $d or system("mkdir -p $d"); + system("rm -f $d/*"); + + for my $file (@lf) { + open FH, ">$d/$order{$file}$file.desktop" or die "Can't write to $d/$order{$file}.desktop\n"; + print FH "[Desktop Entry]\n"; + print FH "Encoding=UTF-8\n"; + print FH "Name=$file\n"; + print FH "Comment=$file\n"; + print FH "TryExec=$exe{$file}\n" if $exe{$file}; + if ($usesession) { + print FH "Exec=/usr/share/X11/xdm/Xsession $file\n"; + } else { + print FH "Exec=$file\n"; + } + print FH "Icon=\n"; + print FH "Type=Application\n"; + close FH; + chmod 0755, $file; + } +} + +usage(1) + if @ARGV < 1; + +while ($ARGV[0] =~ /^--/ || $ARGV[0] =~ /^-/) { + $_ = shift; + if (/^--xsession=([^ ]+)/ || /^-x=([^ ]+)/) { + $xsession = $1; + } elsif (/^--first/ || /^-F/) { + $first++; + } elsif (/^--gdm/ || /^-g/) { + die "You should be root to build gdm session\n" if $< != 0; + $gdm++; + } elsif (/^--list/ || /^-l/) { + $list++; + } elsif (/^-L/) { + $list_order++; + } elsif (/^--kdm3/ || /^-k/) { + $kdm3++; + } elsif (/^--kdm4/ || /^-K/) { + $kdm4++; + } elsif (/^--test/ || /^-t/) { + $test++; + } elsif (/^--dir=([^ ]+)/ || /^-d=([^ ]+)/) { + $dir = $1; + } elsif (/^--help/ || /^-h/ || /^-\?/) { + usage(0); + } else { + print STDERR "Unrecognized switch: $_\n"; + usage(1); + } +} + +# Parse all relevant files in session directory $dir +$dir = $test ? './wmsession.d/' : '/etc/X11/wmsession.d/' unless $dir; +chdir $dir; +for (<*>) { + next if /.*~/; + next if /.*\.rpm(save|old)/; + parse_file ("$_"); +} + +my ($e) = eval {cat("/etc/sysconfig/desktop")} =~ /DESKTOP=(\S+)/; +# The first string (without spaces) in the file is copied to $e. + +# If $e is one of the names in @lf, then it is placed first (leftmost). +# Order of names in @lf is otherwise unchanged. +@lf = sort { $b =~ /^$e$/i <=> $a =~ /^$e$/i } @lf; + + +if ($kdm3) { + gen_desktops('/opt/kde3/share/apps/kdm/sessions', 0); +} + +if ($kdm4) { + gen_desktops('/usr/share/apps/kdm/sessions', 0); +} + +if ($gdm) { + gen_desktops('/etc/X11/dm/Sessions', 1); +} + +if ($xsession) { + if ($script{$xsession}) { + print "#!/bin/sh\n"; + print $script{$xsession} + } else { + print "xterm -geometry 100x25+0+0 &\n"; + if ( -x '/usr/bin/icewm' ) { + print "icewm\n"; + } elsif ( -x '/usr/bin/twm' ) { + print "twm\n"; + } else { + print "xterm -geometry 67x14+384+446\n"; + } + } + exit (0); +} + +@lf ? print shift @lf, "\n" : print "default\n" + if $first; + +if ($list) { + if (@lf) { + print join(' ', @lf, 'default', 'failsafe'), "\n"; + } else { + print "default\n"; + } +} elsif ($list_order) { + print join(' ', map { "$_=$order{$_}" } @lf), "\n"; +} + |