# Note: This only supports 'c'.
# usage:
-# kerneldoc [ -docbook | -html | -text | -man ]
+# kernel-doc [ -docbook | -html | -text | -man ]
# [ -function funcname [ -function funcname ...] ] c file(s)s > outputfile
# or
# [ -nofunction funcname [ -function funcname ...] ] c file(s)s > outputfile
# -nofunction funcname
# If set, then only generate documentation for the other function(s). All
# other functions are ignored. Cannot be used with -function together
-# (yes thats a bug - perl hackers can fix it 8))
+# (yes, that's a bug -- perl hackers can fix it 8))
#
# c files - list of 'c' files to process
#
# * my_function - does my stuff
# * @my_arg: its mine damnit
# *
-# * Does my stuff explained.
+# * Does my stuff explained.
# */
#
# or, could also use:
# /**
# * my_function - does my stuff
# * @my_arg: its mine damnit
-# * Description: Does my stuff explained.
+# * Description: Does my stuff explained.
# */
# etc.
#
-# Beside functions you can also write documentation for structs, unions,
-# enums and typedefs. Instead of the function name you must write the name
-# of the declaration; the struct/union/enum/typedef must always precede
-# the name. Nesting of declarations is not supported.
+# Beside functions you can also write documentation for structs, unions,
+# enums and typedefs. Instead of the function name you must write the name
+# of the declaration; the struct/union/enum/typedef must always precede
+# the name. Nesting of declarations is not supported.
# Use the argument mechanism to document members or constants.
# e.g.
# /**
# * struct my_struct - short description
# * @a: first member
# * @b: second member
-# *
+# *
# * Longer description
# */
# struct my_struct {
# int a;
# int b;
+# /* private: */
+# int c;
# };
#
# All descriptions can be multiline, except the short function description.
-#
-# You can also add additional sections. When documenting kernel functions you
-# should document the "Context:" of the function, e.g. whether the functions
+#
+# You can also add additional sections. When documenting kernel functions you
+# should document the "Context:" of the function, e.g. whether the functions
# can be called form interrupts. Unlike other sections you can end it with an
-# empty line.
-# Example-sections should contain the string EXAMPLE so that they are marked
+# empty line.
+# Example-sections should contain the string EXAMPLE so that they are marked
# appropriately in DocBook.
#
# Example:
# * user_function - function that can only be called in user context
# * @a: some argument
# * Context: !in_interrupt()
-# *
+# *
# * Some description
# * Example:
# * user_function(22);
$type_param, "<tt><b>\$1</b></tt>" );
my $blankline_html = "<p>";
-# sgml, docbook format
-my %highlights_sgml = ( "([^=])\\\"([^\\\"<]+)\\\"", "\$1<quote>\$2</quote>",
+# XML, docbook format
+my %highlights_xml = ( "([^=])\\\"([^\\\"<]+)\\\"", "\$1<quote>\$2</quote>",
$type_constant, "<constant>\$1</constant>",
$type_func, "<function>\$1</function>",
$type_struct, "<structname>\$1</structname>",
$type_env, "<envar>\$1</envar>",
$type_param, "<parameter>\$1</parameter>" );
-my $blankline_
sgml = "</para><para>\n";
+my $blankline_
xml = "</para><para>\n";
# gnome, docbook format
my %highlights_gnome = ( $type_constant, "<replaceable class=\"option\">\$1</replaceable>",
my $blankline = $blankline_man;
my $modulename = "Kernel API";
my $function_only = 0;
-my $man_date = ('January', 'February', 'March', 'April', 'May', 'June',
- 'July', 'August', 'September', 'October',
- 'November', 'December')[(localtime)[4]] .
+my $man_date = ('January', 'February', 'March', 'April', 'May', 'June',
+ 'July', 'August', 'September', 'October',
+ 'November', 'December')[(localtime)[4]] .
" " . ((localtime)[5]+1900);
# Essentially these are globals
my ($type,$declaration_name,$return_type);
my ($newsection,$newcontents,$prototype,$filelist, $brcount, %source_map);
-# Generated docbook code is inserted in a template at a point where
+# Generated docbook code is inserted in a template at a point where
# docbook v3.1 requires a non-zero sequence of RefEntry's; see:
# http://www.oasis-open.org/docbook/documentation/reference/html/refentry.html
# We keep track of number of generated entries and generate a dummy
%highlights = %highlights_text;
$blankline = $blankline_text;
} elsif ($cmd eq "-docbook") {
- $output_mode = "sgml";
- %highlights = %highlights_sgml;
- $blankline = $blankline_sgml;
+ $output_mode = "xml";
+ %highlights = %highlights_xml;
+ $blankline = $blankline_xml;
} elsif ($cmd eq "-gnome") {
$output_mode = "gnome";
%highlights = %highlights_gnome;
$blankline = $blankline_gnome;
- } elsif ($cmd eq "-module") { # not needed for sgml, inherits from calling document
+ } elsif ($cmd eq "-module") { # not needed for XML, inherits from calling document
$modulename = shift @ARGV;
} elsif ($cmd eq "-function") { # to only output specific functions
$function_only = 1;
# parameterdescs => %parameter descriptions
# sectionlist => @list of sections
# sections => %descriont descriptions
-#
+#
sub output_highlight {
my $contents = join "\n",@_;
print "<blockquote>\n";
output_highlight($args{'sections'}{$section});
print "</blockquote>\n";
- }
+ }
}
# output enum in html
print "<hr>\n";
}
-# output tyepdef in html
+# output typedef in html
sub output_typedef_html(%) {
my %args = %{$_[0]};
my ($parameter);
print "<hr>\n";
}
-sub output_section_sgml(%) {
+sub output_section_xml(%) {
my %args = %{$_[0]};
- my $section;
+ my $section;
# print out each section
$lineprefix=" ";
foreach $section (@{$args{'sectionlist'}}) {
- print "<refsect1>\n <title>$section</title>\n <para>\n";
+ print "<refsect1>\n";
+ print "<title>$section</title>\n";
if ($section =~ m/EXAMPLE/i) {
- print "<example><para>\n";
+ print "<informalexample><programlisting>\n";
+ } else {
+ print "<para>\n";
}
output_highlight($args{'sections'}{$section});
if ($section =~ m/EXAMPLE/i) {
- print "</para></example>\n";
+ print "</programlisting></informalexample>\n";
+ } else {
+ print "</para>\n";
}
- print " </para>\n</refsect1>\n";
+ print "</refsect1>\n";
}
}
-# output function in sgml DocBook
-sub output_function_sgml(%) {
+# output function in XML DocBook
+sub output_function_xml(%) {
my %args = %{$_[0]};
my ($parameter, $section);
my $count;
$id =~ s/[^A-Za-z0-9]/-/g;
print "<refentry>\n";
+ print "<refentryinfo>\n";
+ print " <title>LINUX</title>\n";
+ print " <productname>Kernel Hackers Manual</productname>\n";
+ print " <date>$man_date</date>\n";
+ print "</refentryinfo>\n";
print "<refmeta>\n";
- print "<refentrytitle><phrase id=\"$id\">".$args{'function'}."</phrase></refentrytitle>\n";
+ print " <refentrytitle><phrase id=\"$id\">".$args{'function'}."</phrase></refentrytitle>\n";
+ print " <manvolnum>9</manvolnum>\n";
print "</refmeta>\n";
print "<refnamediv>\n";
print " <refname>".$args{'function'}."</refname>\n";
}
}
} else {
- print " <void>\n";
+ print " <void/>\n";
}
print " </funcprototype></funcsynopsis>\n";
print "</refsynopsisdiv>\n";
}
print "</refsect1>\n";
- output_section_sgml(@_);
+ output_section_xml(@_);
print "</refentry>\n\n";
}
-# output struct in sgml DocBook
-sub output_struct_sgml(%) {
+# output struct in XML DocBook
+sub output_struct_xml(%) {
my %args = %{$_[0]};
my ($parameter, $section);
my $id;
$id =~ s/[^A-Za-z0-9]/-/g;
print "<refentry>\n";
+ print "<refentryinfo>\n";
+ print " <title>LINUX</title>\n";
+ print " <productname>Kernel Hackers Manual</productname>\n";
+ print " <date>$man_date</date>\n";
+ print "</refentryinfo>\n";
print "<refmeta>\n";
- print "<refentrytitle><phrase id=\"$id\">".$args{'type'}." ".$args{'struct'}."</phrase></refentrytitle>\n";
+ print " <refentrytitle><phrase id=\"$id\">".$args{'type'}." ".$args{'struct'}."</phrase></refentrytitle>\n";
+ print " <manvolnum>9</manvolnum>\n";
print "</refmeta>\n";
print "<refnamediv>\n";
print " <refname>".$args{'type'}." ".$args{'struct'}."</refname>\n";
print " </variablelist>\n";
print " </refsect1>\n";
- output_section_sgml(@_);
+ output_section_xml(@_);
print "</refentry>\n\n";
}
-# output enum in sgml DocBook
-sub output_enum_sgml(%) {
+# output enum in XML DocBook
+sub output_enum_xml(%) {
my %args = %{$_[0]};
my ($parameter, $section);
my $count;
$id =~ s/[^A-Za-z0-9]/-/g;
print "<refentry>\n";
+ print "<refentryinfo>\n";
+ print " <title>LINUX</title>\n";
+ print " <productname>Kernel Hackers Manual</productname>\n";
+ print " <date>$man_date</date>\n";
+ print "</refentryinfo>\n";
print "<refmeta>\n";
- print "<refentrytitle><phrase id=\"$id\">enum ".$args{'enum'}."</phrase></refentrytitle>\n";
+ print " <refentrytitle><phrase id=\"$id\">enum ".$args{'enum'}."</phrase></refentrytitle>\n";
+ print " <manvolnum>9</manvolnum>\n";
print "</refmeta>\n";
print "<refnamediv>\n";
print " <refname>enum ".$args{'enum'}."</refname>\n";
print "</refsynopsisdiv>\n";
print "<refsect1>\n";
- print " <title>Constants</title>\n";
+ print " <title>Constants</title>\n";
print " <variablelist>\n";
foreach $parameter (@{$args{'parameterlist'}}) {
my $parameter_name = $parameter;
print " </variablelist>\n";
print "</refsect1>\n";
- output_section_sgml(@_);
+ output_section_xml(@_);
print "</refentry>\n\n";
}
-# output typedef in sgml DocBook
-sub output_typedef_sgml(%) {
+# output typedef in XML DocBook
+sub output_typedef_xml(%) {
my %args = %{$_[0]};
my ($parameter, $section);
my $id;
$id =~ s/[^A-Za-z0-9]/-/g;
print "<refentry>\n";
+ print "<refentryinfo>\n";
+ print " <title>LINUX</title>\n";
+ print " <productname>Kernel Hackers Manual</productname>\n";
+ print " <date>$man_date</date>\n";
+ print "</refentryinfo>\n";
print "<refmeta>\n";
- print "<refentrytitle><phrase id=\"$id\">typedef ".$args{'typedef'}."</phrase></refentrytitle>\n";
+ print " <refentrytitle><phrase id=\"$id\">typedef ".$args{'typedef'}."</phrase></refentrytitle>\n";
+ print " <manvolnum>9</manvolnum>\n";
print "</refmeta>\n";
print "<refnamediv>\n";
print " <refname>typedef ".$args{'typedef'}."</refname>\n";
print " <synopsis>typedef ".$args{'typedef'}.";</synopsis>\n";
print "</refsynopsisdiv>\n";
- output_section_sgml(@_);
+ output_section_xml(@_);
print "</refentry>\n\n";
}
-# output in sgml DocBook
-sub output_intro_sgml(%) {
+# output in XML DocBook
+sub output_intro_xml(%) {
my %args = %{$_[0]};
my ($parameter, $section);
my $count;
print "\n\n";
}
-# output in sgml DocBook
+# output in XML DocBook
sub output_function_gnome {
my %args = %{$_[0]};
my ($parameter, $section);
foreach $section (@{$args{'sectionlist'}}) {
print "$section:\n\n";
output_highlight($args{'sections'}{$section});
- }
+ }
print "\n\n";
}
my $name = shift;
my $functype = shift;
my $func = "output_${functype}_$output_mode";
- if (($function_only==0) ||
- ( $function_only == 1 && defined($function_table{$name})) ||
+ if (($function_only==0) ||
+ ( $function_only == 1 && defined($function_table{$name})) ||
( $function_only == 2 && !defined($function_table{$name})))
{
&$func(@_);
}
##
-# takes a declaration (struct, union, enum, typedef) and
+# takes a declaration (struct, union, enum, typedef) and
# invokes the right handler. NOT called for functions.
sub dump_declaration($$) {
no strict 'refs';
# ignore embedded structs or unions
$members =~ s/{.*?}//g;
+ # ignore members marked private:
+ $members =~ s/\/\*.*?private:.*?public:.*?\*\///gos;
+ $members =~ s/\/\*.*?private:.*//gos;
+ # strip comments:
+ $members =~ s/\/\*.*?\*\///gos;
+
create_parameterlist($members, ';', $file);
output_declaration($declaration_name,
my $x = shift;
my $file = shift;
+ $x =~ s@/\*.*?\*/@@gos; # strip comments.
if ($x =~ /enum\s+(\w+)\s*{(.*)}/) {
$declaration_name = $1;
my $members = $2;
}
}
-
+
output_declaration($declaration_name,
'enum',
{'enum' => $declaration_name,
my $x = shift;
my $file = shift;
+ $x =~ s@/\*.*?\*/@@gos; # strip comments.
while (($x =~ /\(*.\)\s*;$/) || ($x =~ /\[*.\]\s*;$/)) {
$x =~ s/\(*.\)\s*;$/;/;
$x =~ s/\[*.\]\s*;$/;/;
my $type;
my $param;
+ # temporarily replace commas inside function pointer definition
while ($args =~ /(\([^\),]+),/) {
$args =~ s/(\([^\),]+),/$1#/g;
}
-
+
foreach my $arg (split($splitter, $args)) {
# strip comments
$arg =~ s/\/\*.*\*\///;
$type = $arg;
$type =~ s/([^\(]+\(\*)$param/$1/;
push_parameter($param, $type, $file);
- } else {
+ } elsif ($arg) {
$arg =~ s/\s*:\s*/:/g;
$arg =~ s/\s*\[/\[/g;
my $param_name = $param;
$param_name =~ s/\[.*//;
- if ($type eq "" && $param eq "...")
+ if ($type eq "" && $param =~ /\.\.\.$/)
{
$type="";
- $param="...";
- $parameterdescs{"..."} = "variable arguments";
+ $parameterdescs{$param} = "variable arguments";
}
elsif ($type eq "" && ($param eq "" or $param eq "void"))
{
$param="void";
$parameterdescs{void} = "no arguments";
}
- if (defined $type && $type && !defined $parameterdescs{$param_name}) {
+ # warn if parameter has no description
+ # (but ignore ones starting with # as these are no parameters
+ # but inline preprocessor statements
+ if (!defined $parameterdescs{$param_name} && $param_name !~ /^#/) {
+
$parameterdescs{$param_name} = $undescribed;
if (($type eq 'function') || ($type eq 'enum')) {
$prototype =~ s/^static +//;
$prototype =~ s/^extern +//;
+ $prototype =~ s/^fastcall +//;
+ $prototype =~ s/^asmlinkage +//;
$prototype =~ s/^inline +//;
$prototype =~ s/^__inline__ +//;
$prototype =~ s/^#define +//; #ak added
# the following functions' documentation still comes out right:
# - parport_register_device (function pointer parameters)
# - atomic_set (macro)
- # - pci_match_device (long return type)
+ # - pci_match_device, __copy_to_user (long return type)
if ($prototype =~ m/^()([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ ||
$prototype =~ m/^(\w+)\s+([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ ||
$prototype =~ m/^(\w+\s+\w+)\s+([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/ ||
$prototype =~ m/^(\w+\s+\w+\s*\*)\s*([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/ ||
$prototype =~ m/^(\w+\s+\w+\s+\w+)\s+([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/ ||
- $prototype =~ m/^(\w+\s+\w+\s+\w+\s*\*)\s*([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/) {
+ $prototype =~ m/^(\w+\s+\w+\s+\w+\s*\*)\s*([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/ ||
+ $prototype =~ m/^(\w+\s+\w+\s+\w+\s+\w+)\s+([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/ ||
+ $prototype =~ m/^(\w+\s+\w+\s+\w+\s+\w+\s*\*)\s*([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/) {
$return_type = $1;
$declaration_name = $2;
my $args = $3;
return;
}
- output_declaration($declaration_name,
+ output_declaration($declaration_name,
'function',
{'function' => $declaration_name,
'module' => $modulename,
%sections = ();
@sectionlist = ();
$prototype = "";
-
+
$state = 0;
}
-sub process_state3_function($$) {
+sub process_state3_function($$) {
my $x = shift;
my $file = shift;
- if ($x =~ m#\s*/\*\s+MACDOC\s*#io) {
+ if ($x =~ m#\s*/\*\s+MACDOC\s*#io || ($x =~ /^#/ && $x !~ /^#define/)) {
# do nothing
}
elsif ($x =~ /([^\{]*)/) {
$prototype .= $1;
}
- if (($x =~ /\{/) || ($x =~ /\#/) || ($x =~ /;/)) {
+ if (($x =~ /\{/) || ($x =~ /\#define/) || ($x =~ /;/)) {
$prototype =~ s@/\*.*?\*/@@gos; # strip comments.
$prototype =~ s@[\r\n]+@ @gos; # strip newlines/cr's.
$prototype =~ s@^\s+@@gos; # strip leading spaces
}
}
-sub process_state3_type($$) {
+sub process_state3_type($$) {
my $x = shift;
my $file = shift;
- $x =~ s@/\*.*?\*/@@gos; # strip comments.
$x =~ s@[\r\n]+@ @gos; # strip newlines/cr's.
$x =~ s@^\s+@@gos; # strip leading spaces
$x =~ s@\s+$@@gos; # strip trailing spaces
}
}
+# replace <, >, and &
+sub xml_escape($) {
+ my $text = shift;
+ $text =~ s/\&/\\\\\\amp;/g;
+ $text =~ s/\</\\\\\\lt;/g;
+ $text =~ s/\>/\\\\\\gt;/g;
+ return $text;
+}
+
sub process_file($) {
- my ($file) = "$ENV{'SRCTREE'}@_";
+ my $file;
my $identifier;
my $func;
my $initial_section_counter = $section_counter;
+ if (defined($ENV{'SRCTREE'})) {
+ $file = "$ENV{'SRCTREE'}" . "/" . "@_";
+ }
+ else {
+ $file = "@_";
+ }
if (defined($source_map{$file})) {
$file = $source_map{$file};
}
$state = 2;
if (/-(.*)/) {
- $declaration_purpose = $1;
+ $declaration_purpose = xml_escape($1);
} else {
$declaration_purpose = "";
}
$newcontents = $2;
if ($contents ne "") {
- $contents =~ s/\&/\\\\\\amp;/g;
- $contents =~ s/\</\\\\\\lt;/g;
- $contents =~ s/\>/\\\\\\gt;/g;
- dump_section($section, $contents);
+ dump_section($section, xml_escape($contents));
$section = $section_default;
}
} elsif (/$doc_end/) {
if ($contents ne "") {
- $contents =~ s/\&/\\\\\\amp;/g;
- $contents =~ s/\</\\\\\\lt;/g;
- $contents =~ s/\>/\\\\\\gt;/g;
- dump_section($section, $contents);
+ dump_section($section, xml_escape($contents));
$section = $section_default;
$contents = "";
}
} elsif (/$doc_content/) {
# miguel-style comment kludge, look for blank lines after
# @parameter line to signify start of description
- if ($1 eq "" &&
+ if ($1 eq "" &&
($section =~ m/^@/ || $section eq $section_context)) {
- $contents =~ s/\&/\\\\\\amp;/g;
- $contents =~ s/\</\\\\\\lt;/g;
- $contents =~ s/\>/\\\\\\gt;/g;
- dump_section($section, $contents);
+ dump_section($section, xml_escape($contents));
$section = $section_default;
$contents = "";
} else {
}
} else {
# i dont know - bad line? ignore.
- print STDERR "Warning(${file}:$.): bad line: $_";
+ print STDERR "Warning(${file}:$.): bad line: $_";
++$warnings;
}
} elsif ($state == 3) { # scanning for function { (end of prototype)
else
{
$contents .= $1 . "\n";
- }
+ }
}
}
}
if ($initial_section_counter == $section_counter) {
print STDERR "Warning(${file}): no structured comments found\n";
- if ($output_mode eq "sgml") {
+ if ($output_mode eq "xml") {
# The template wants at least one RefEntry here; make one.
print "<refentry>\n";
print " <refnamediv>\n";
git://git.onelab.eu / linux-2.6.git / blobdiff