genhtml: Implement option to allow HTML in test description

Add lcovrc directive genhtml_desc_html to allow using HTML markup in
test case description text.

Signed-off-by: Peter Oberparleiter <oberpar@linux.vnet.ibm.com>

bin/genhtml

@@ -73,7 +73,7 @@ use Digest::MD5 qw(md5_base64);
 
 # Global constants
 our $title		= "LCOV - code coverage report";
-our $lcov_version	= 'LCOV version 1.11 pre (CVS $Revision: 1.78 $)';
+our $lcov_version	= 'LCOV version 1.11 pre (CVS $Revision: 1.79 $)';
 our $lcov_url		= "http://ltp.sourceforge.net/coverage/lcov.php";
 our $tool_name		= basename($0);
 
@@ -300,6 +300,7 @@ our @rate_name = ("Lo", "Med", "Hi");
 our @rate_png = ("ruby.png", "amber.png", "emerald.png");
 our $lcov_func_coverage = 1;
 our $lcov_branch_coverage = 0;
+our $rc_desc_html = 0;	# lcovrc: genhtml_desc_html
 
 our $cwd = `pwd`;	# Current working directory
 chomp($cwd);
@@ -370,6 +371,7 @@ if ($config || %opt_rc)
 		"genhtml_branch_field_width"	=> \$br_field_width,
 		"genhtml_sort"			=> \$sort,
 		"genhtml_charset"		=> \$charset,
+		"genhtml_desc_html"		=> \$rc_desc_html,
 		"lcov_function_coverage"	=> \$lcov_func_coverage,
 		"lcov_branch_coverage"		=> \$lcov_branch_coverage,
 		});
@@ -2656,8 +2658,10 @@ sub write_description_file($$$$$$$)
 
 	foreach $test_name (sort(keys(%description)))
 	{
-		write_test_table_entry(*HTML_HANDLE, $test_name,
-				       escape_html($description{$test_name}));
+		my $desc = $description{$test_name};
+
+		$desc = escape_html($desc) if (!$rc_desc_html);
+		write_test_table_entry(*HTML_HANDLE, $test_name, $desc);
 	}
 
 	write_test_table_epilog(*HTML_HANDLE);

lcovrc

@@ -90,6 +90,9 @@ genhtml_sort = 1
 # Specify the character set of all generated HTML pages
 genhtml_charset=UTF-8
 
+# Allow HTML markup in test case description text if non-zero
+genhtml_desc_html=0
+
 # Location of the gcov tool (same as --gcov-info option of geninfo)
 #geninfo_gcov_tool = gcov
 

man/lcovrc.5

@@ -149,6 +149,11 @@ genhtml_sort = 1
 genhtml_charset=UTF\-8
 .br
 
+# Allow HTML markup in test case description text if non\-zero
+.br
+genhtml_desc_html=0
+.br
+
 # Location of the gcov tool
 .br
 #geninfo_gcov_tool = gcov
@@ -546,6 +551,21 @@ when a custom HTML prolog is specified (see also
 
 Default is UTF-8.
 .PP
+
+.BR genhtml_desc_html " ="
+.IR 0 | 1
+.IP
+If non-zero, test case descriptions may contain HTML markup.
+
+Set this option to one if you want to embed HTML markup (for example to
+include links) in test case descriptions. When set to zero, HTML markup
+characters will be escaped to show up as plain text on the test case
+description page.
+.br
+
+Default is 0.
+.PP
+.
 .BR geninfo_gcov_tool " ="
 .I path_to_gcov
 .IP