From f0c0efb41123b38be2d368978e69f57d1523f47e Mon Sep 17 00:00:00 2001
From: Jamie Cameron <jcameron@webmin.com>
Date: Sat, 23 May 2015 07:30:44 -0700
Subject: [PATCH] Show a nicer message if no entries were found in /etc/inittab
 https://github.com/webmin/webmin/issues/211

---
 inittab/index.cgi | 66 ++++++++++++++++++++++++++---------------------
 inittab/lang/en   |  1 +
 2 files changed, 38 insertions(+), 29 deletions(-)

diff --git a/inittab/index.cgi b/inittab/index.cgi
index bf948e557..2ec1ee2b0 100755
--- a/inittab/index.cgi
+++ b/inittab/index.cgi
@@ -7,36 +7,44 @@ require './inittab-lib.pl';
 &ui_print_header(undef, $module_info{'desc'}, "", "index", 1, 1, 0,
 	&help_search_link("inittab", "man"));
 
-print &ui_form_start("delete.cgi", "post");
-@links = ( &select_all_link("d"),
-	   &select_invert_link("d"),
-	   &ui_link("edit_inittab.cgi?new=1", $text{'inittab_new'}) );
-print &ui_links_row(\@links);
-@tds = ( "width=5" );
-print &ui_columns_start([ "",
-			  &hlink( $text{ 'inittab_id' }, "id" ),
-			  &hlink( $text{ 'inittab_active' }, "active" ),
-			  &hlink( $text{ 'inittab_runlevels' }, "runlevels" ),
-			  &hlink( $text{ 'inittab_action' }, "action" ),
-			  &hlink( $text{ 'inittab_process' }, "process" ) ],
-			100, 0, \@tds);
-foreach $i (&parse_inittab()) {
-	local @cols;
-	push(@cols, &ui_link("edit_inittab.cgi?id=".&urlize($i->{'id'}),
-			     &html_escape($i->{'id'})) );
-	push(@cols, $i->{'comment'} ? "<font color=#ff0000>$text{'no'}</font>"
-				    : $text{'yes'});
-	local @rls = @{$i->{'levels'}};
-	push(@cols, @rls ? &html_escape(join(", ", @rls))
-			 : $text{'inittab_none'});
-	push(@cols, $text{"inittab_".$i->{'action'}} ||
-		    "<tt>".&html_escape($i->{'action'})."</tt>");
-	push(@cols, &html_escape($i->{'process'}));
-	print &ui_checked_columns_row(\@cols, \@tds, "d", $i->{'id'});
+@inittab = &parse_inittab();
+if (@inittab) {
+	print &ui_form_start("delete.cgi", "post");
+	@links = ( &select_all_link("d"),
+		   &select_invert_link("d"),
+		   &ui_link("edit_inittab.cgi?new=1", $text{'inittab_new'}) );
+	print &ui_links_row(\@links);
+	@tds = ( "width=5" );
+	print &ui_columns_start(
+		[ "",
+		  &hlink( $text{ 'inittab_id' }, "id" ),
+		  &hlink( $text{ 'inittab_active' }, "active" ),
+		  &hlink( $text{ 'inittab_runlevels' }, "runlevels" ),
+		  &hlink( $text{ 'inittab_action' }, "action" ),
+		  &hlink( $text{ 'inittab_process' }, "process" ) ],
+		100, 0, \@tds);
+	foreach $i (@inittab) {
+		local @cols;
+		push(@cols, &ui_link("edit_inittab.cgi?id=".&urlize($i->{'id'}),
+				     &html_escape($i->{'id'})) );
+		push(@cols, $i->{'comment'} ? "<font color=#ff0000>$text{'no'}</font>"
+					    : $text{'yes'});
+		local @rls = @{$i->{'levels'}};
+		push(@cols, @rls ? &html_escape(join(", ", @rls))
+				 : $text{'inittab_none'});
+		push(@cols, $text{"inittab_".$i->{'action'}} ||
+			    "<tt>".&html_escape($i->{'action'})."</tt>");
+		push(@cols, &html_escape($i->{'process'}));
+		print &ui_checked_columns_row(\@cols, \@tds, "d", $i->{'id'});
+		}
+	print &ui_columns_end();
+	print &ui_links_row(\@links);
+	print &ui_form_end([ [ "delete", $text{'index_delete'} ] ]);
+	}
+else {
+	print "<b>$text{'inittab_none2'}</b><p>\n";
+	print &ui_link("edit_inittab.cgi?new=1", $text{'inittab_new'}),"<p>\n";
 	}
-print &ui_columns_end();
-print &ui_links_row(\@links);
-print &ui_form_end([ [ "delete", $text{'index_delete'} ] ]);
 
 print &ui_hr();
 print "<table width=100%><tr>\n";
diff --git a/inittab/lang/en b/inittab/lang/en
index 8b9282dd7..3f3351507 100644
--- a/inittab/lang/en
+++ b/inittab/lang/en
@@ -25,6 +25,7 @@ inittab_return=process list
 inittab_apply=Apply Init Configuration
 inittab_applymsg=Click this button to apply the current SysV Init Configuration by running the command <tt>telinit q</tt>. Be aware that any mistakes in your configuration may make the system unusable when this command is run.
 index_delete=Delete Selected Processes
+inittab_none2=No bootup processes were found on your system. This probably indicates that it does not use the SysV init configuration file.
 
 edit_inittab_err=Your not allowed to edit a process
 edit_inittab_title=Edit Process $1