diff options
Diffstat (limited to 'scripts')
| -rwxr-xr-x | scripts/get_abi.pl | 112 |
1 files changed, 103 insertions, 9 deletions
diff --git a/scripts/get_abi.pl b/scripts/get_abi.pl index f84d321a72bb..ecf6b91df7c4 100755 --- a/scripts/get_abi.pl +++ b/scripts/get_abi.pl @@ -9,9 +9,11 @@ use Fcntl ':mode'; my $help; my $man; my $debug; +my $prefix="Documentation/ABI"; GetOptions( "debug|d+" => \$debug, + "dir=s" => \$prefix, 'help|?' => \$help, man => \$man ) or pod2usage(2); @@ -19,9 +21,12 @@ GetOptions( pod2usage(1) if $help; pod2usage(-exitstatus => 0, -verbose => 2) if $man; -pod2usage(2) if (scalar @ARGV != 1); +pod2usage(2) if (scalar @ARGV < 1 || @ARGV > 2); -my ($prefix) = @ARGV; +my ($cmd, $arg) = @ARGV; + +pod2usage(2) if ($cmd ne "search" && $cmd ne "rest"); +pod2usage(2) if ($cmd eq "search" && !$arg); require Data::Dumper if ($debug); @@ -53,6 +58,7 @@ sub parse_abi { $data{$nametag}->{what} = "File $name"; $data{$nametag}->{type} = "File"; $data{$nametag}->{file} = $name; + $data{$nametag}->{filepath} = $file; $data{$nametag}->{is_file} = 1; my $type = $file; @@ -115,6 +121,7 @@ sub parse_abi { $data{$what}->{type} = $type; $data{$what}->{file} = $name; + $data{$what}->{filepath} = $file; print STDERR "\twhat: $what\n" if ($debug > 1); } @@ -183,7 +190,9 @@ sub parse_abi { close IN; } -# Outputs the output on ReST format +# +# Outputs the book on ReST format +# sub output_rest { foreach my $what (sort keys %data) { my $type = $data{$what}->{type}; @@ -263,6 +272,45 @@ sub output_rest { } # +# Searches for ABI symbols +# +sub search_symbols { + foreach my $what (sort keys %data) { + next if (!($what =~ m/($arg)/)); + + my $type = $data{$what}->{type}; + next if ($type eq "File"); + + my $file = $data{$what}->{filepath}; + + my $bar = $what; + $bar =~ s/./-/g; + + print "\n$what\n$bar\n\n"; + + my $kernelversion = $data{$what}->{kernelversion}; + my $contact = $data{$what}->{contact}; + my $users = $data{$what}->{users}; + my $date = $data{$what}->{date}; + my $desc = $data{$what}->{description}; + $kernelversion =~ s/^\s+//; + $contact =~ s/^\s+//; + $users =~ s/^\s+//; + $users =~ s/\n//g; + $date =~ s/^\s+//; + $desc =~ s/^\s+//; + + printf "Kernel version:\t\t%s\n", $kernelversion if ($kernelversion); + printf "Date:\t\t\t%s\n", $date if ($date); + printf "Contact:\t\t%s\n", $contact if ($contact); + printf "Users:\t\t\t%s\n", $users if ($users); + print "Defined on file:\t$file\n\n"; + print "Description:\n\n$desc"; + } +} + + +# # Parses all ABI files located at $prefix dir # find({wanted =>\&parse_abi, no_chdir => 1}, $prefix); @@ -270,9 +318,13 @@ find({wanted =>\&parse_abi, no_chdir => 1}, $prefix); print STDERR Data::Dumper->Dump([\%data], [qw(*data)]) if ($debug); # -# Outputs an ReST file with the ABI contents +# Handles the command # -output_rest +if ($cmd eq "rest") { + output_rest; +} else { + search_symbols; +} __END__ @@ -283,12 +335,27 @@ abi_book.pl - parse the Linux ABI files and produce a ReST book. =head1 SYNOPSIS -B<abi_book.pl> [--debug] <ABI_DIR>] +B<abi_book.pl> [--debug] <COMAND> [<ARGUMENT>] + +Where <COMMAND> can be: + +=over 8 + +B<search> [SEARCH_REGEX] - search for [SEARCH_REGEX] inside ABI + +B<rest> - output the ABI in ReST markup language + +=back =head1 OPTIONS =over 8 +=item B<--dir> + +Changes the location of the ABI search. By default, it uses +the Documentation/ABI directory. + =item B<--debug> Put the script in verbose mode, useful for debugging. Can be called multiple @@ -306,8 +373,35 @@ Prints the manual page and exits. =head1 DESCRIPTION -Parse the Linux ABI files from ABI DIR (usually located at Documentation/ABI) -and produce a ReST book containing the Linux ABI. +Parse the Linux ABI files from ABI DIR (usually located at Documentation/ABI), +allowing to search for ABI symbols or to produce a ReST book containing +the Linux ABI documentation. + +=head1 EXAMPLES + +Search for all stable symbols with the word "usb": + +=over 8 + +$ scripts/get_abi.pl search usb --dir Documentation/ABI/stable + +=back + +Search for all symbols that match the regex expression "usb.*cap": + +=over 8 + +$ scripts/get_abi.pl search usb.*cap + +=back + +Output all obsoleted symbols in ReST format + +=over 8 + +$ scripts/get_abi.pl rest --dir Documentation/ABI/obsolete + +=back =head1 BUGS @@ -315,7 +409,7 @@ Report bugs to Mauro Carvalho Chehab <mchehab@s-opensource.com> =head1 COPYRIGHT -Copyright (c) 2016 by Mauro Carvalho Chehab <mchehab@s-opensource.com>. +Copyright (c) 2016-2017 by Mauro Carvalho Chehab <mchehab@s-opensource.com>. License GPLv2: GNU GPL version 2 <http://gnu.org/licenses/gpl.html>. |