kbuild: fix modpost warnings for xtensa

[pandora-kernel.git] / scripts / kernel-doc

diff --git a/scripts/kernel-doc b/scripts/kernel-doc
index a325a0c..1f58351 100755 (executable)
--- a/scripts/kernel-doc
+++ b/scripts/kernel-doc
@@ -154,6 +154,7 @@ use strict;
 
 my $errors = 0;
 my $warnings = 0;
+my $anon_struct_union = 0;
 
 # match expressions used to find embedded type information
 my $type_constant = '\%([-_\w]+)';
@@ -337,6 +338,7 @@ sub get_kernel_version() {
     }
     return $version;
 }
+my $kernelversion = get_kernel_version();
 
 # generate a sequence of code that will splice in highlighting information
 # using the s// operator.
@@ -402,7 +404,11 @@ sub output_highlight {
            print $lineprefix, $blankline;
        } else {
            $line =~ s/\\\\\\/\&/g;
-           print $lineprefix, $line;
+           if ($output_mode eq "man" && substr($line, 0, 1) eq ".") {
+               print "\\&$line";
+           } else {
+               print $lineprefix, $line;
+           }
        }
        print "\n";
     }
@@ -610,7 +616,7 @@ sub output_function_xml(%) {
     print "<refmeta>\n";
     print " <refentrytitle><phrase>".$args{'function'}."</phrase></refentrytitle>\n";
     print " <manvolnum>9</manvolnum>\n";
-    print " <refmiscinfo class=\"version\">" . get_kernel_version() . "</refmiscinfo>\n";
+    print " <refmiscinfo class=\"version\">" . $kernelversion . "</refmiscinfo>\n";
     print "</refmeta>\n";
     print "<refnamediv>\n";
     print " <refname>".$args{'function'}."</refname>\n";
@@ -687,7 +693,7 @@ sub output_struct_xml(%) {
     print "<refmeta>\n";
     print " <refentrytitle><phrase>".$args{'type'}." ".$args{'struct'}."</phrase></refentrytitle>\n";
     print " <manvolnum>9</manvolnum>\n";
-    print " <refmiscinfo class=\"version\">" . get_kernel_version() . "</refmiscinfo>\n";
+    print " <refmiscinfo class=\"version\">" . $kernelversion . "</refmiscinfo>\n";
     print "</refmeta>\n";
     print "<refnamediv>\n";
     print " <refname>".$args{'type'}." ".$args{'struct'}."</refname>\n";
@@ -717,6 +723,7 @@ sub output_struct_xml(%) {
            # pointer-to-function
            print "  $1 $parameter) ($2);\n";
        } elsif ($type =~ m/^(.*?)\s*(:.*)/) {
+           # bitfield
            print "  $1 $parameter$2;\n";
        } else {
            print "  ".$type." ".$parameter.";\n";
@@ -772,7 +779,7 @@ sub output_enum_xml(%) {
     print "<refmeta>\n";
     print " <refentrytitle><phrase>enum ".$args{'enum'}."</phrase></refentrytitle>\n";
     print " <manvolnum>9</manvolnum>\n";
-    print " <refmiscinfo class=\"version\">" . get_kernel_version() . "</refmiscinfo>\n";
+    print " <refmiscinfo class=\"version\">" . $kernelversion . "</refmiscinfo>\n";
     print "</refmeta>\n";
     print "<refnamediv>\n";
     print " <refname>enum ".$args{'enum'}."</refname>\n";
@@ -1259,6 +1266,7 @@ sub output_struct_text(%) {
            # pointer-to-function
            print "\t$1 $parameter) ($2);\n";
        } elsif ($type =~ m/^(.*?)\s*(:.*)/) {
+           # bitfield
            print "\t$1 $parameter$2;\n";
        } else {
            print "\t".$type." ".$parameter.";\n";
@@ -1509,8 +1517,13 @@ sub push_parameter($$$) {
        my $param = shift;
        my $type = shift;
        my $file = shift;
-       my $anon = 0;
 
+       if (($anon_struct_union == 1) && ($type eq "") &&
+           ($param eq "}")) {
+               return;         # ignore the ending }; from anon. struct/union
+       }
+
+       $anon_struct_union = 0;
        my $param_name = $param;
        $param_name =~ s/\[.*//;
 
@@ -1529,16 +1542,16 @@ sub push_parameter($$$) {
        # handle unnamed (anonymous) union or struct:
        {
                $type = $param;
-               $param = "{unnamed_" . $param. "}";
+               $param = "{unnamed_" . $param . "}";
                $parameterdescs{$param} = "anonymous\n";
-               $anon = 1;
+               $anon_struct_union = 1;
        }
 
        # warn if parameter has no description
        # (but ignore ones starting with # as these are not parameters
        # but inline preprocessor statements);
        # also ignore unnamed structs/unions;
-       if (!$anon) {
+       if (!$anon_struct_union) {
        if (!defined $parameterdescs{$param_name} && $param_name !~ /^#/) {
 
            $parameterdescs{$param_name} = $undescribed;
@@ -1690,6 +1703,8 @@ sub process_state3_function($$) {
     my $x = shift;
     my $file = shift;
 
+    $x =~ s@\/\/.*$@@gos; # strip C99-style comments to end of line
+
     if ($x =~ m#\s*/\*\s+MACDOC\s*#io || ($x =~ /^#/ && $x !~ /^#define/)) {
        # do nothing
     }
@@ -1712,6 +1727,8 @@ sub process_state3_type($$) {
     $x =~ s@[\r\n]+@ @gos; # strip newlines/cr's.
     $x =~ s@^\s+@@gos; # strip leading spaces
     $x =~ s@\s+$@@gos; # strip trailing spaces
+    $x =~ s@\/\/.*$@@gos; # strip C99-style comments to end of line
+
     if ($x =~ /^#/) {
        # To distinguish preprocessor directive from regular declaration later.
        $x .= ";";
@@ -1795,7 +1812,7 @@ sub process_file($) {
 
                $state = 2;
                if (/-(.*)/) {
-                   # strip leading/trailing/multiple spaces #RDD:T:
+                   # strip leading/trailing/multiple spaces
                    $descr= $1;
                    $descr =~ s/^\s*//;
                    $descr =~ s/\s*$//;