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-rwxr-xr-xscripts/kernel-doc41
1 files changed, 32 insertions, 9 deletions
diff --git a/scripts/kernel-doc b/scripts/kernel-doc
index 1f5835115cad..1d1401807e95 100755
--- a/scripts/kernel-doc
+++ b/scripts/kernel-doc
@@ -5,6 +5,7 @@ use strict;
## Copyright (c) 1998 Michael Zucchi, All Rights Reserved ##
## Copyright (C) 2000, 1 Tim Waugh <twaugh@redhat.com> ##
## Copyright (C) 2001 Simon Huggins ##
+## Copyright (C) 2005-2007 Randy Dunlap ##
## ##
## #define enhancements by Armin Kuster <akuster@mvista.com> ##
## Copyright (c) 2000 MontaVista Software, Inc. ##
@@ -161,7 +162,7 @@ my $type_constant = '\%([-_\w]+)';
my $type_func = '(\w+)\(\)';
my $type_param = '\@(\w+)';
my $type_struct = '\&((struct\s*)*[_\w]+)';
-my $type_struct_xml = '\\\amp;((struct\s*)*[_\w]+)';
+my $type_struct_xml = '\\&amp;((struct\s*)*[_\w]+)';
my $type_env = '(\$\w+)';
# Output conversion substitutions.
@@ -173,7 +174,9 @@ my %highlights_html = ( $type_constant, "<i>\$1</i>",
$type_struct_xml, "<i>\$1</i>",
$type_env, "<b><i>\$1</i></b>",
$type_param, "<tt><b>\$1</b></tt>" );
-my $blankline_html = "<p>";
+my $local_lt = "\\\\\\\\lt:";
+my $local_gt = "\\\\\\\\gt:";
+my $blankline_html = $local_lt . "p" . $local_gt; # was "<p>"
# XML, docbook format
my %highlights_xml = ( "([^=])\\\"([^\\\"<]+)\\\"", "\$1<quote>\$2</quote>",
@@ -391,17 +394,19 @@ sub output_highlight {
# confess "output_highlight got called with no args?\n";
# }
+ if ($output_mode eq "html") {
+ $contents = local_unescape($contents);
+ # convert data read & converted thru xml_escape() into &xyz; format:
+ $contents =~ s/\\\\\\/&/g;
+ }
# print STDERR "contents b4:$contents\n";
eval $dohighlight;
die $@ if $@;
- if ($output_mode eq "html") {
- $contents =~ s/\\\\//;
- }
# print STDERR "contents af:$contents\n";
foreach $line (split "\n", $contents) {
if ($line eq ""){
- print $lineprefix, $blankline;
+ print $lineprefix, local_unescape($blankline);
} else {
$line =~ s/\\\\\\/\&/g;
if ($output_mode eq "man" && substr($line, 0, 1) eq ".") {
@@ -1752,7 +1757,13 @@ sub process_state3_type($$) {
}
}
-# replace <, >, and &
+# xml_escape: replace <, >, and & in the text stream;
+#
+# however, formatting controls that are generated internally/locally in the
+# kernel-doc script are not escaped here; instead, they begin life like
+# $blankline_html (4 of '\' followed by a mnemonic + ':'), then these strings
+# are converted to their mnemonic-expected output, without the 4 * '\' & ':',
+# just before actual output; (this is done by local_unescape())
sub xml_escape($) {
my $text = shift;
if (($output_mode eq "text") || ($output_mode eq "man")) {
@@ -1764,6 +1775,18 @@ sub xml_escape($) {
return $text;
}
+# convert local escape strings to html
+# local escape strings look like: '\\\\menmonic:' (that's 4 backslashes)
+sub local_unescape($) {
+ my $text = shift;
+ if (($output_mode eq "text") || ($output_mode eq "man")) {
+ return $text;
+ }
+ $text =~ s/\\\\\\\\lt:/</g;
+ $text =~ s/\\\\\\\\gt:/>/g;
+ return $text;
+}
+
sub process_file($) {
my $file;
my $identifier;
@@ -1903,7 +1926,7 @@ sub process_file($) {
} elsif ($state == 4) {
# Documentation block
if (/$doc_block/) {
- dump_section($section, $contents);
+ dump_section($section, xml_escape($contents));
output_intro({'sectionlist' => \@sectionlist,
'sections' => \%sections });
$contents = "";
@@ -1923,7 +1946,7 @@ sub process_file($) {
}
elsif (/$doc_end/)
{
- dump_section($section, $contents);
+ dump_section($section, xml_escape($contents));
output_intro({'sectionlist' => \@sectionlist,
'sections' => \%sections });
$contents = "";