nls/nlsinfo (raw)
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#!/usr/bin/perl -w # This perl script is intended to go through the fluxbox source # code searching for the special NLS strings. It then dumps # the requested details. # # I started trying to write it fairly generic, but it was difficult :-) # Should be fairly adaptable though # # It doesn't currently handle more than one NLS define per line # => If you get an "undefined" error, its probably 2 on one line $VERSION = "0.1"; use strict; use Getopt::Std; $Getopt::Std::STANDARD_HELP_VERSION = 1; # the boolitem and focusitem is pretty dodgy, but it'll do for now my $match_re = "(?:_FB(?:TK)?TEXT|_BOOLITEM|_FOCUSITEM)"; # regular expression for not a unquoted quote my $noquote = q'(?:[^\"]|\\")'; my $fielddelim = "\0"; my $recorddelim = "\0"; ############################# # Parse and validate arguments my %opts; my $command = $0; $command =~ s,^.*/,,; my $fullcommand = "$command " . join(" ", @ARGV); if (!getopts("d:fhn:pr:vFHN:R", \%opts)) { HELP_MESSAGE("error"); exit(1); } sub HELP_MESSAGE { my $arg = shift; my $FD = *STDOUT; if (defined($arg) && $arg eq "error") { $FD = *STDERR; } print $FD "Usage: $command [options] directory\n"; print $FD " Where options can be:\n"; print $FD " -R\tDon't recurse into subdirectories.\n"; print $FD " -f\tThe argument is a file, not a directory\n"; print $FD " -F\tPrint full NLS names, not shorthand ones\n"; print $FD " -d delim\tUse delim as the default delimiter\n"; print $FD " -r delim\tUse delim as the record delimiter\n"; print $FD " -n\tHeader name, default FLUXBOX_NLS_HH\n"; print $FD " -N\tNamespace for header\n"; print $FD " -v\tverbose output\n"; print $FD " -h\tPrint this help message\n"; print $FD "\nPlus one of the following options that direct how to operate:\n"; print $FD " -H\tGenerate a header file for the strings encountered (-n implied).\n"; print $FD " -p\tPrint out a null-separated tuple of Set,String,Default,Description\n"; print $FD " \t\n"; print $FD "\n"; } if (defined($opts{"h"})) { HELP_MESSAGE(); exit(0); } my $num_modes = 0; my $mode; sub mode_opt { my $opt = shift; my $modename = shift; return if (!defined($opts{$opt})); $num_modes++; $mode = $modename; } mode_opt("H", "header"); mode_opt("p", "print"); if ($num_modes == 0) { print STDERR "Must give one mode of operation!\n"; HELP_MESSAGE("error"); exit(1); } elsif ($num_modes > 1) { print STDERR "Too many modes of operation - must give exactly one!\n"; HELP_MESSAGE("error"); exit(1); } my $recurse = 1; $recurse = 0 if (defined($opts{"R"})); my $fullnames = 0; $fullnames = 1 if (defined($opts{"f"}) || $mode eq "header"); my $headername = "FLUXBOX_NLS_HH"; $headername = $opts{"n"} if (defined($opts{"n"})); my $namespace; $namespace = $opts{"N"} if (defined($opts{"N"})); my $verbose = 0; $verbose = 1 if (defined($opts{"v"})); if (defined($opts{"d"})) { $fielddelim = $opts{"d"}; $recorddelim = $opts{"d"}; } if (defined($opts{"r"})) { $recorddelim = $opts{"r"}; } if (scalar(@ARGV) == 0) { print STDERR "Must give one more argument - the directory to scan\n"; exit(1); } elsif (scalar(@ARGV) > 1) { print STDERR "Too many arguments, none expected after directory to scan\n"; exit(1); } my $dir = $ARGV[0]; my $file; if (!defined($opts{"f"}) && ! -d $dir ) { print STDERR "$dir is not a directory, aborting\n"; exit(2); } elsif (defined($opts{"f"})) { $file = $dir; undef $dir; $recurse = 0; if (! -r $file) { print STDERR "$file is not a readable file, aborting\n"; exit(2); } } ############################# # Actually do stuff! (finally...) my %sets; if (defined($dir)) { process_dir($dir); } else { process_file($file); } # Now we have the data, we need to print it out eval "mode_$mode()"; exit(0); # this function is given the fbtext arguments # But the first argument is the macro name... sub store { my ($type, $set, $str, $default, $desc) = @_; if ($type eq "_FBTKTEXT") { $set = "FbTk$set"; } if ($fullnames == 1) { $str = $set . $str; $set = $set . "Set"; } $sets{$set}->{$str}{"default"} = $default; $sets{$set}->{$str}{"desc"} = $desc; } # C strings can just be a bunch of quoted strings adjacent to # each other. This just puts them all together, removes the quotes # and unquotes anything we want to. # there may be newlines embedded... compare everything /s sub squish { my $str = shift; # remove first and last quote $str =~ s/^\s*\"//s; $str =~ s/\"\s*$//s; # now remove any inner quotes and intervening spaces $str =~ s/([^\\])\"\s*\"/$1/sg; # finally, unescape any remaining quotes $str =~ s/\\\"/\"/g; return $str; } sub process_dir { my $dir = shift; print STDERR "Processing directory '$dir'\n" if ($verbose == 1); opendir(DIR, $dir) || die "can't opendir $dir: $!"; my @files = grep { ( /\.(cc|hh)$/ && -f "$dir/$_" ) || ( -d "$dir/$_" && $_ !~ /^\.\.?$/ ) } readdir(DIR); closedir DIR; foreach my $file (@files) { if (-d "$dir/$file") { process_dir("$dir/$file") if ($recurse == 1); } else { process_file("$dir/$file"); } } } # assumptions for now: # - no more than one NLS thing on any single line # - internal parenthesis are balanced # - one nls thing can span several lines sub process_file { my $file = shift; print STDERR "Processing file '$file'\n" if ($verbose == 1); open(FILE, "<$file") || die "Can't open file $file: $!"; while (<FILE>) { chomp; if (/$match_re/ && $_ !~ /^\#(define|undef)/) { my $tail = $_; # strip away leading stuff # note that this doesn't work with more than one match on a line $tail =~ s/^.*($match_re)/$1/; # now we just need to find the end, looking out for any # quotes my $end = 0; my $full = $tail; while ($end == 0) { # match the defined macro, plus the first 4 arguments # (ignore any more), then handle them if ($full =~ /^($match_re)\(([^,]+),\s*([^,]+),((?:\s*\"$noquote*\")+),((?:\s*"$noquote*")+)\s*(?:,.*)?\)/s ) { store($1, $2, $3, squish($4), squish($5)); $end++; } else { my $extra = <FILE>; last if (!defined($extra)); $full .= $extra; } } } } close(FILE); } sub mode_print { foreach my $set (sort keys %sets) { foreach my $str (sort keys %{$sets{$set}}) { print $set . $fielddelim . $str . $fielddelim . $sets{$set}->{$str}{"default"} . $fielddelim . $sets{$set}->{$str}{"desc"} . $recorddelim; } } } sub mode_header { print "// This file generated by $fullcommand, on " . localtime() . "\n\n"; print "#ifndef $headername\n"; print "#define $headername\n\n"; print "namespace $namespace {\n\n" if (defined($namespace)); print "enum {\n"; my $setnum = 0; foreach my $set (sort keys %sets) { $setnum++; printf "\t%s = 0x%x,\n", $set, $setnum; my $strnum = 0; foreach my $str (sort keys %{$sets{$set}}) { $strnum++; printf "\t%s = 0x%x,\n", $str, $strnum; } print "\n"; } print "\tdummy_not_used = 0 // just for the end\n\n"; print "}; // end enum\n\n"; print "}; // end namespace $namespace\n\n" if (defined($namespace)); print "#endif // $headername\n"; } |