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authorJelmer Vernooij <jelmer@samba.org>2006-03-07 20:22:26 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 13:52:33 -0500
commit6e8f1ffc7d4186c9bcaa8634791e6faaa602353c (patch)
tree064f16786fb69d884f8d0354d0e172b03917e4d6 /source4/script
parent98d4c638678e9d6c316d4c3a6d57358b88cddee6 (diff)
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r13982: Add support for prototypes spread across multiple lines. Try to keep line
empty after inserting new prototypes. (This used to be commit d3a21b58d488bcd74ca873ea045fbf2a787ad552)
Diffstat (limited to 'source4/script')
-rwxr-xr-xsource4/script/update-proto.pl92
1 files changed, 71 insertions, 21 deletions
diff --git a/source4/script/update-proto.pl b/source4/script/update-proto.pl
index d351e2dcfe..49976e3980 100755
--- a/source4/script/update-proto.pl
+++ b/source4/script/update-proto.pl
@@ -3,9 +3,6 @@
#
# Copyright (C) 2006 Jelmer Vernooij <jelmer@samba.org>
# Published under the GNU GPL
-#
-# TODO:
-# - update for prototypes that span lines
use strict;
use warnings;
@@ -52,8 +49,8 @@ Show list of options
=head1 BUGS
-Prototypes must appear on one line - they can't be split across multiple lines.
-Some things are erroneously recognized as functions
+Strange complex functions are not recognized. In particular those
+created by macros or returning (without typedef) function pointers.
=head1 LICENSE
@@ -89,6 +86,14 @@ GetOptions(
'v|verbose' => sub { $verbose += 1; }
) or Usage();
+sub count($$)
+{
+ my ($t, $s) = @_;
+ my $count = 0;
+ while($s =~ s/^(.)//) { $count++ if $1 eq $t; }
+ return $count;
+}
+
my $header = shift @ARGV;
sub process_file($)
@@ -96,18 +101,33 @@ sub process_file($)
my $file = shift;
open (IN, "<$file");
while (my $line = <IN>) {
- next if ($line =~ /^\s/);
- next unless ($line =~ /\(/);
- next if ($line =~ /^\/|[;]|^#|}|^\s*static/);
- next unless ($line =~ /^([^(]+)(\s+)(\w+)\s*\((.*)\)\s*{*\s*$/);
+ $_ = $line;
+ next if /^\s/;
+ next unless /\(/;
+ next if /^\/|[;]|^#|}|^\s*static/;
+ s/\/\*(.*?)\*\///g;
+ my $public = s/_PUBLIC_//g;
+ s/_PRINTF_ATTRIBUTE\([^)]+\)//g;
+ next unless /^(struct\s+\w+|union\s+\w+|\w+)\s+\**\s*(\w+)\s*\((.*)$/;
- my $name = $3;
+ my $name = $2;
next if ($name eq "main");
- next unless ($1 =~ /^[\*\w\s]+$/);
- $line =~ s/}\s*$//g;
- $line =~ s/\n//g;
+ # Read continuation lines if any
+ my $prn = 1 + count("(", $3) - count(")", $3);
+
+ while ($prn) {
+ my $l = <IN>;
+ $l or die("EOF while parsing function prototype");
+ $line .= $l;
+ $prn += count("(", $l) - count(")", $l);
+ }
+
+ $line =~ s/\n$//;
+
+ # Strip off possible start of function
+ $line =~ s/{\s*$//g;
$new_protos{$name} = "$line;";
}
@@ -131,34 +151,64 @@ sub insert_new_protos()
%new_protos = ();
}
+my $blankline_due = 0;
+
open (HDR, "<$header");
while (my $line = <HDR>) {
- # Insert prototypes that weren't in the header before
- if ($line =~ /^\/\* New prototypes are inserted above this line.*\*\/\s*$/) {
- insert_new_protos();
- print "$line\n";
- next;
+ if ($line eq "\n") {
+ $blankline_due = 1;
+ $line = <HDR>;
}
# Recognize C files that prototypes came from
- if ($line =~ /^\/\* The following definitions come from (.*) \*\//) {
+ if ($line =~ /\/\* The following definitions come from (.*) \*\//) {
insert_new_protos();
+ if ($blankline_due) {
+ print "\n";
+ $blankline_due = 0;
+ }
process_file($1);
print "$line";
next;
}
+
+ if ($blankline_due) {
+ print "\n";
+ $blankline_due = 0;
+ }
+
+ # Insert prototypes that weren't in the header before
+ if ($line =~ /\/\* New prototypes are inserted above this line.*\*\/\s*/) {
+ insert_new_protos();
+ print "$line\n";
+ next;
+ }
if ($line =~ /^\s*typedef |^\#|^\s*static/) {
print "$line";
next;
}
- unless ($line =~ /^([^(]+)(\s+)(\w+)\s*\((.*)\)\s*;\s*$/) {
+ $_ = $line;
+ s/\/\*(.*?)\*\///g;
+ my $public = s/_PUBLIC_//g;
+ s/_PRINTF_ATTRIBUTE\([^)]+\)//g;
+ unless (/^(struct\s+\w+|union\s+\w+|\w+)\s+\**\s*(\w+)\s*\((.*)$/) {
print "$line";
next;
}
- my $name = $3;
+ # Read continuation lines if any
+ my $prn = 1 + count("(", $3) - count(")", $3);
+
+ while ($prn) {
+ my $l = <HDR>;
+ $l or die("EOF while parsing function prototype");
+ $line .= $l;
+ $prn += count("(", $l) - count(")", $l);
+ }
+
+ my $name = $2;
# This prototype is for a function that was removed
unless (defined($new_protos{$name})) {