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[groff] 01/01: groffer: rename func.pl to sub.pl; move all subs from gro
From: |
Bernd Warken |
Subject: |
[groff] 01/01: groffer: rename func.pl to sub.pl; move all subs from groffer.pl to main_subs.pl |
Date: |
Wed, 11 Jun 2014 18:47:48 +0000 |
bwarken pushed a commit to branch master
in repository groff.
commit fc75fde3202f53327ea8d12d7e1afe8687628e96
Author: Bernd Warken <address@hidden>
Date: Wed Jun 11 20:44:05 2014 +0200
groffer: rename func.pl to sub.pl; move all subs from groffer.pl to
main_subs.pl
---
contrib/groffer/ChangeLog | 9 +
contrib/groffer/Makefile.sub | 5 +-
contrib/groffer/groffer.pl | 1984 +-------------------------
contrib/groffer/{groffer.pl => main_subs.pl} | 415 ++----
contrib/groffer/{func.pl => subs.pl} | 7 +-
contrib/groffer/version.sh | 4 +-
6 files changed, 215 insertions(+), 2209 deletions(-)
diff --git a/contrib/groffer/ChangeLog b/contrib/groffer/ChangeLog
index efe3488..6d3550f 100644
--- a/contrib/groffer/ChangeLog
+++ b/contrib/groffer/ChangeLog
@@ -1,3 +1,12 @@
+2014-06-11 Bernd Warken <address@hidden>
+
+ * func.pl, subs.pl: Rename `func.pl' to `subs.pl'.
+
+ * groffer.pl, main_subs.pl: Move all subs in `groffer.pl' to
+ `main_subs.pl'.
+
+ * version.sh: Upgrade to version 2.1.2.
+
2014-06-01 Bernd Warken <address@hidden>
* groffer.pl: Fix ligature error `fi', etc. in pdf-mode by
diff --git a/contrib/groffer/Makefile.sub b/contrib/groffer/Makefile.sub
index f1fd51d..7f5eef3 100644
--- a/contrib/groffer/Makefile.sub
+++ b/contrib/groffer/Makefile.sub
@@ -7,7 +7,7 @@
# Written by Werner Lemberg <address@hidden> and
# Bernd Warken <address@hidden>.
-# Last update: 30 Mar 2014
+# Last update: 11 Jun 2014
# This file is part of `groffer' which is part of `groff'.
@@ -44,7 +44,8 @@ MOSTLYCLEANADD=groffer HAVE_PERL $(MAN1) $(ROFF2MAN)
$(ROFF2PROGS)
all: groffer
-GROFFER_PERL=func.pl \
+GROFFER_PERL=subs.pl \
+ main_subs.pl \
man.pl \
perl_test.pl \
split_env.sh
diff --git a/contrib/groffer/groffer.pl b/contrib/groffer/groffer.pl
index 5be47c9..e77ad70 100755
--- a/contrib/groffer/groffer.pl
+++ b/contrib/groffer/groffer.pl
@@ -10,7 +10,7 @@
# Written by Bernd Warken <address@hidden>.
-# Last update: 01 Jun 2014
+# Last update: 11 Jun 2014
# This file is part of `groffer', which is part of `groff'.
@@ -149,9 +149,9 @@ die "$File_split_env_sh does not exist;" unless -f
"$File_split_env_sh";
die "$file_perl_test_pl does not exist;" unless -f "$file_perl_test_pl";
do "$file_perl_test_pl" or die "Perl test: $@";
-require 'func.pl';
+require 'subs.pl';
+require 'main_subs.pl';
require 'man.pl';
-# require 'sub.pl';
@Path = &path_uniq( File::Spec->path() );
@@ -166,19 +166,19 @@ if ( &where_is_prog('gzip') ) {
########################################################################
# configuration files
-my @Conf_Files = (File::Spec->catfile(File::Spec->rootdir(),
+our @Conf_Files = (File::Spec->catfile(File::Spec->rootdir(),
'etc', 'groff', 'groffer.conf'),
File::Spec->catfile("$ENV{'HOME'}", '.groff',
'groffer.conf')
);
-my @Default_Modes = ('pdf', 'pdf2', 'html', 'ps', 'x', 'dvi', 'tty');
-my $Default_Resolution = 75;
-my $Default_tty_Device = 'latin1';
+our @Default_Modes = ('pdf', 'pdf2', 'html', 'ps', 'x', 'dvi', 'tty');
+our $Default_Resolution = 75;
+our $Default_tty_Device = 'latin1';
-my @Macro_Packages = ('-man', '-mdoc', '-me', '-mm', '-mom', '-ms');
+our @Macro_Packages = ('-man', '-mdoc', '-me', '-mm', '-mom', '-ms');
-my %Viewer_tty = ('DVI' => [],
+our %Viewer_tty = ('DVI' => [],
'HTML' => ['lynx', 'w3m'],
'PDF' => [],
'PS' => [],
@@ -186,7 +186,7 @@ my %Viewer_tty = ('DVI' => [],
'X' => [],
);
-my %Viewer_X = ('DVI' => ['kdvi', 'xdvi', 'dvilx'],
+our %Viewer_X = ('DVI' => ['kdvi', 'xdvi', 'dvilx'],
'HTML' => ['konqueror', 'epiphany'. 'mozilla-firefox',
'firefox', 'mozilla', 'netscape', 'galeon',
'opera', 'amaya','arena', 'mosaic'],
@@ -220,557 +220,38 @@ $Man{'AUTO_SEC_CHARS'} = join('', @{$Man{'AUTO_SEC'}});
########################################################################
-# given options, main_set_options()
+# given options
########################################################################
-my %Opts_Cmdline_Short;
-my %Opts_Cmdline_Long;
-my $Opts_Cmdline_Long_Str;
-my %Opts_Cmdline_Double;
-my %Opts_Groff_Short;
+our %Opts_Cmdline_Short;
+our %Opts_Cmdline_Long;
+our $Opts_Cmdline_Long_Str;
+our %Opts_Cmdline_Double;
+our %Opts_Groff_Short;
-sub main_set_options {
- # the following options are ignored in groffer.pl, but are kept from
- # groffer.sh: --shell arg, --debug-shell
-
- my @opts_ignored_short_na = ();
- my @opts_ignored_short_arg = ();
-
- my @opts_ignored_long_na = ('debug-shell');
-
- my @opts_ignored_long_arg = ('shell');
-
-
- ###### groffer native options
-
- my @opts_groffer_short_na = ('h', 'Q', 'v', 'V', 'X', 'Z');
- my @opts_groffer_short_arg = ('T');
-
- my @opts_groffer_long_na = ('auto', 'apropos', 'apropos-data',
- 'apropos-devel', 'apropos-progs', 'debug', 'debug-all',
- 'debug-filenames', 'debug-func', 'debug-grog', 'debug-not-func',
- 'debug-keep', 'debug-lm', 'debug-params', 'debug-stacks',
- 'debug-tmpdir', 'debug-user', 'default', 'do-nothing', 'dvi',
- 'groff', 'help', 'intermediate-output', 'html', 'latin1', 'man',
- 'no-location', 'no-man', 'no-special', 'pdf', 'pdf2', 'ps', 'rv', 'source',
- 'text', 'to-stdout', 'text-device', 'tty', 'tty-device', 'version',
- 'whatis', 'where', 'www', 'x', 'X');
-
-### main_set_options()
- my @opts_groffer_long_arg =
- ('default-modes', 'device', 'extension', 'fg', 'fn', 'font',
- 'foreground', 'mode', 'print', 'title', 'viewer',
- # tty viewers are ignored
- 'dvi-viewer-tty', 'html-viewer-tty', 'pdf-viewer-tty',
- 'ps-viewer-tty', 'tty-viewer-tty', 'www-viewer-tty',
- 'X-viewer-tty', 'x-viewer-tty',
- # viewers for modes are ignored
- 'dvi-viewer', 'html-viewer', 'pdf-viewer', 'ps-viewer', 'tty-viewer',
- 'www-viewer', 'X-viewer', 'x-viewer',
- );
-
- ##### groffer options inhereted from groff
-
- my @opts_groff_short_na = ('a', 'b', 'c', 'C', 'e', 'E', 'g', 'G',
- 'i', 'k', 'l', 'N', 'p', 'R', 's', 'S', 't', 'U', 'z');
-
- my @opts_groff_short_arg = ('d', 'f', 'F', 'I', 'K', 'L', 'm', 'M', 'n',
- 'o', 'P', 'r', 'w', 'W');
-
- my @opts_groff_long_na = ();
- my @opts_groff_long_arg = ();
-
- ##### groffer options inhereted from the X Window toolkit
-
- my @opts_x_short_na = ();
- my @opts_x_short_arg = ();
-
- my @opts_x_long_na = ('iconic', 'rv');
-
- my @opts_x_long_arg = ('background', 'bd', 'bg', 'bordercolor',
- 'borderwidth', 'bw', 'display', 'fg', 'fn', 'font', 'foreground',
- 'ft', 'geometry', 'resolution', 'title', 'xrm');
-
-### main_set_options()
- ###### groffer options inherited from man
-
- my @opts_man_short_na = ();
- my @opts_man_short_arg = ();
-
- my @opts_man_long_na = ('all', 'ascii', 'catman', 'ditroff',
- 'local-file', 'location', 'troff', 'update');
-
- my @opts_man_long_arg = ('locale', 'manpath', 'pager',
- 'preprocessor', 'prompt', 'sections', 'systems', 'troff-device');
-
- ###### additional options for parsing evironment variable $MANOPT only
-
- my @opts_manopt_short_na = ('7', 'a', 'c', 'd', 'D', 'f', 'h', 'k',
- 'l', 't', 'u', 'V', 'w', 'Z');
-
- my @opts_manopt_short_arg = ('e', 'L', 'm', 'M', 'p', 'P', 'r', 'S',
- 'T');
-
- my @opts_manopt_long_na = (@opts_man_long_na, 'apropos', 'debug',
- 'default', 'help', 'html', 'ignore-case', 'location-cat',
- 'match-case', 'troff', 'update', 'version', 'whatis', 'where',
- 'where-cat');
-
- my @opts_manopt_long_arg = (@opts_man_long_na, 'config_file',
- 'encoding', 'extension', 'locale');
-
-### main_set_options()
- ###### collections of command line options
-
- # There are two hashes that control the whole of the command line
- # options, one for short and one for long options. Options without
- # and with arguments are mixed by advicing a value of 0 for an option
- # without argument and a value of 1 for an option with argument.
- # The options are with leading minus.
-
- foreach (@opts_groffer_short_na, @opts_groff_short_na,
- @opts_x_short_na, @opts_man_short_na, @opts_ignored_short_na) {
- $Opts_Cmdline_Short{"-$_"} = 0 if $_;
- }
- foreach (@opts_groffer_short_arg, @opts_groff_short_arg,
- @opts_x_short_arg, @opts_man_short_arg, @opts_ignored_short_arg) {
- $Opts_Cmdline_Short{"-$_"} = 1 if $_;
- }
-
- foreach (@opts_groffer_long_na, @opts_groff_long_na,
- @opts_x_long_na, @opts_man_long_na, @opts_ignored_long_na) {
- $Opts_Cmdline_Long{"--$_"} = 0 if $_;
- }
- foreach (@opts_groffer_long_arg, @opts_groff_long_arg,
- @opts_x_long_arg, @opts_man_long_arg, @opts_ignored_long_arg) {
- $Opts_Cmdline_Long{"--$_"} = 1 if $_;
- }
-
- # For determining abbreviations of an option take two spaces as join
- # for better check.
- # The options are without leading minus.
- $Opts_Cmdline_Long_Str = join ' ', keys %Opts_Cmdline_Long;
- if ($Opts_Cmdline_Long_Str) {
- $Opts_Cmdline_Long_Str = " $Opts_Cmdline_Long_Str ";
- $Opts_Cmdline_Long_Str =~ s/--//g;
- }
-
-### main_set_options()
- # options with equal meaning are mapped to a single option name
- # all of these have leading minus characters
- %Opts_Cmdline_Double = ('-h' => '--help',
- '-Q' => '--source',
- '-T' => '--device',
- '-v' => '--version',
- '-Z' => '--intermediate-output',
- '--bd' => '--bordercolor',
- '--bg' => '--background',
- '--bw' => '--borderwidth',
- '--debug-all' => '--debug',
- '--ditroff' => '--intermediate-output',
- '--fg' => '--foreground',
- '--fn' => '--font',
- '--ft' => '--font',
- '--latin1' => '--tty',
- '--troff-device' => '--device',
- '--tty-device' => '--text-device',
- '--viewer' => '--viewer',
- '--where' => '--location',
- '--www' => '--html',
- '--X' => '--x',
- # '--dvi-viewer' => '--viewer',
- '--dvi-viewer-tty' => '--viewer',
- '--html-viewer-tty' => '--viewer',
- '--pdf-viewer-tty' => '--viewer',
- '--ps-viewer-tty' => '--viewer',
- '--tty-viewer' => '--pager',
- '--tty-viewer-tty' => '--pager',
- '--www-viewer' => '--viewer',
- '--www-viewer-tty' => '--pager',
- '--X-viewer' => '--viewer', '--X-viewer-tty'
- => '--pager', '--x-viewer' => '--viewer',
- '--x-viewer-tty' => '--pager', );
-
- # groff short options with leading minus
- foreach (@opts_groff_short_na) {
- $Opts_Groff_Short{"-$_"} = 0;
- }
- foreach (@opts_groff_short_arg) {
- $Opts_Groff_Short{"-$_"} = 1;
- }
-
-} # main_set_options()
+&main_set_options();
########################################################################
-# $MANOPT, main_parse_MANOPT()
+# $MANOPT
########################################################################
# handle environment variable $MANOPT
-my @Manopt;
-
-sub main_parse_MANOPT {
- if ( $ENV{'MANOPT'} ) {
- @Manopt = `sh $File_split_env_sh MANOPT`;
- chomp @Manopt;
-
- my @manopt;
- # %opts stores options that are used by groffer for $MANOPT
- # All options not in %opts are ignored.
- # Check options used with %Opts_Cmdline_Double.
- # 0: option used ('' for ignore), 1: has argument or not
- ### main_parse_MANOPT()
- my %opts = ('-7' => ['--ascii', 0],
- '-L' => ['--locale', 1],
- '-M' => ['--manpath', 1],
- '-P' => ['--pager', 1],
- '-S' => ['--sections', 1],
- '-T' => ['-T', 1],
- '-w' => ['--location', 0],
- '-a' => ['--all', 0],
- '-c' => ['', 1],
- '-e' => ['--extension', 1],
- '-f' => ['--whatis', 1],
- '-m' => ['--systems', 1],
- '-p' => ['', 1],
- '-r' => ['', 1],
- '-manpath' => ['--manpath', 1],
- '-pager' => ['--pager', 1],
- '-prompt' => ['', 1],
- '-sections' => ['--sections', 1],
- '--all' => ['--all', 0],
- '--ascii' => ['--ascii', 0],
- '--catman' => ['', 1],
- '--device' => ['-T', 1],
- '--extension' => ['--extension', 1],
- '--locale' => ['--locale', 1],
- '--location' => ['--location', 0],
- '--manpath' => ['--manpath', 1],
- '--preprocessor' => ['', 1],
- '--systems' => ['--systems', 1],
- '--whatis' => ['--whatis', 1],
- '--where' => ['--location', 0],
- );
-
-### main_parse_MANOPT()
- my ($opt, $has_arg);
- my $i = 0;
- my $n = $#Manopt;
- while ($i <= $n) {
- my $o = $Manopt[$i];
- ++$i;
- # ignore, when not in %opts
- next unless (exists $opts{$o});
- if (($o eq '-D') or ($o eq '--default')) {
- @manopt = ();
- next;
- }
- $opt = $opts{$o}[0];
- $has_arg = $opts{$o}[1];
- # ignore, when empty in %opts
- unless ($opt) {
- # ignore without argument
- next unless ($has_arg);
- # ignore the argument as well
- ++$i;
- next;
- }
- if ($has_arg) {
- last if ($i > $n);
- push @manopt, $opt, $Manopt[$i];
- ++$i;
- next;
- } else {
- push @manopt, $opt;
- next;
- }
- }
- @Manopt = @manopt;
- }
-} # main_parse_MANOPT()
+our @Manopt;
+
+&main_parse_MANOPT();
########################################################################
# configuration files, $GROFFER_OPT, and command line, main_config_params()
########################################################################
-my @Options;
-my @Filespecs;
-my @Starting_Conf;
-my @Starting_ARGV = @ARGV;
-sub main_config_params { # handle configuration files
- # options may not be abbreviated, but must be exact
- my @conf_args;
- foreach my $f ( @Conf_Files ) {
- if (-s $f) {
- my $fh;
- open $fh, "<$f" || next;
- my $nr = 0;
- LINE: foreach my $line (<$fh>) {
- ++ $nr;
- chomp $line;
- # remove starting and ending whitespace
- $line =~ s/^\s+|\s+$//g;
- # replace whitespace by single space
- $line =~ s/\s+/ /g;
- # ignore all lines that do not start with minus
- next unless $line =~ /^-/;
- # three minus
- if ($line =~ /^---/) {
- warn "Wrong option $line in configuration file $f.\n";
- next;
- }
- if ( $line =~ /^--[ =]/ ) {
- warn "No option name in `$line' in configuration " .
- "file $f.\n";
- next;
- }
- push @Starting_Conf, $line;
- # -- or -
- if ($line =~ /^--?$/) {
- warn "`$line' is not allowed in configuration files.\n";
- next; }
-### main_config_params()
- if ($line =~ /^--/) { # line is long option
- my ($name, $arg);
- if ($line =~ /[ =]/) { # has arg on line $line =~
- /^(--[^ =]+)[ =] ?(.*)$/;
- ($name, $arg) = ($1, $2);
- $arg =~ s/[\'\"]//g;
- } else { # does not have an argument on line
- $name = $line;
- } $name =~ s/[\'\"]//g;
- unless (exists $Opts_Cmdline_Long{$name}) {
- # option does not exist
- warn "Option `$name' does not exist.\n";
- next LINE;
- }
- # option exists
- if ( $Opts_Cmdline_Long{$name} ) { # option has arg
- if (defined $arg) {
- push @conf_args, $name, $arg;
- next LINE;
- } else { warn "Option `$name' needs an argument in " .
- "configuration file $f\n";
- next LINE;
- }
- } else { # option has no arg
- if (defined $arg) {
- warn "Option `$name' may not have an argument " .
- "in configuration file $f\n";
- next LINE;
- } else {
- push @conf_args, $name; next LINE;
- }
- }
-### main_config_params()
- } else { # line is short option or cluster
- $line =~ s/^-//;
- while ($line) {
- $line =~ s/^(.)//;
- my $opt = "-$1";
- next if ($opt =~ /\'\"/);
- if ($opt =~ /- /) {
- warn "Option `$conf_args[$#conf_args]' does not " .
- "have an argument.\n";
- next LINE;
- }
- if ( exists $Opts_Cmdline_Short{$opt} ) {
- # short opt exists
- push @conf_args, $opt;
- if ( $Opts_Cmdline_Short{$opt} ) { # with arg
- my $arg = $line;
- $arg =~ s/^ //;
- $arg =~ s/\'\"//g;
- push @conf_args, "$arg";
- next LINE;
- } else { # no arg
- next;
- }
- } else { # short option does not exist
- warn "Wrong short option `-$opt' from " .
- "configuration. Rest of line ignored.\n";
- next LINE;
- }
- }
- }
- }
- close $fh;
- }
- }
-
-### main_config_params()
- #handle environment variable $GROFFER_OPT
- my @GROFFER_OPT;
- if ( $ENV{'GROFFER_OPT'} ) {
- @GROFFER_OPT = `sh $File_split_env_sh GROFFER_OPT`;
- chomp @GROFFER_OPT;
- }
-
- # Handle command line parameters together with $GROFFER_OPT.
- # Options can be abbreviated, with each - as abbreviation place.
- {
- my @argv0 = (@GROFFER_OPT, @ARGV);
- my @argv;
- my $only_files = 0;
- my $n = $#argv0; # last element
- my $n1 = scalar @GROFFER_OPT; # first element of @ARGV
- my $i = 0; # number of the element
- my @s = ('the environment variable $GROFFER_OPT', 'the command line');
- my $j = 0; # index in @s, 0 before $n1, 1 then
- ELT: while ($i <= $n) {
- my $elt = $argv0[$i];
- $j = 1 if $i >= $n1;
- ++$i;
- # remove starting and ending whitespace
- $elt =~ s/^\s+|\s+$//g;
- # replace whitespace by single space
- $elt =~ s/\s+/ /g;
-
- if ($only_files) {
- push @Filespecs, $elt;
- next ELT;
- }
-
-### main_config_params()
- if ( $elt =~ /^-$/ ) { # -
- push @Filespecs, $elt;
- next ELT;
- }
- if ($elt =~ /^--$/) { # --
- $only_files = 1;
- next ELT;
- }
-
- if ($elt =~ /^--[ =]/) { # no option name
- warn "No option name in `$elt' at $s[$j].\n";
- next ELT;
- }
- if ($elt =~ /^---/) { # wrong with three minus
- warn "Wrong option `$elt' at $s[$j].\n";
- next ELT;
- }
-
- if ($elt =~ /^--[^-]/) { # long option
- my ($name, $opt, $abbrev, $arg);
- if ($elt =~ /[ =]/) { # has arg on elt
- $elt =~ /^--([^ =]+)[ =] ?(.*)$/;
- ($name, $arg) = ($1, $2);
- $opt = "--$name";
- $abbrev = $name;
- $arg =~ s/[\'\"]//g;
- } else { # does not have an argument in the element
- $opt = $name = $elt;
- $name =~ s/^--//;
- $abbrev = $name;
- }
-### main_config_params()
- # remove quotes in name
- $name =~ s/[\'\"]//g;
- my $match = $name;
- $match =~ s/-/[^- ]*-/g;
- if ( exists $Opts_Cmdline_Long{$opt} ) {
- # option exists exactly
- } elsif ( $Opts_Cmdline_Long_Str =~ / (${match}[^- ]*?) / ) {
- # option is an abbreviation without further -
- my $n0 = $1;
- if ( $Opts_Cmdline_Long_Str =~
- /\s(${match}[^-\s]*)\s.*\s(${match}[^-\s]*) / ) {
- warn "Option name `--$abbrev' is not unique: " .
- "--$1 --$2 \n";
- next ELT;
- }
- $name = $n0;
- $opt = "--$n0";
- } elsif ( $Opts_Cmdline_Long_Str =~ /\s(${match}[^\s]*)\s/ ) {
- # option is an abbreviation with further -
- my $n0 = $1;
- if ( $Opts_Cmdline_Long_Str =~
- /\s(${match}[^\s]*)\s.*\s(${match}[^\s]*)\s/ ) {
- warn "Option name `--$abbrev' is not unique: " .
- "--$1 --$2 \n";
- next ELT;
- }
- $name = $n0;
- $opt = "--$n0";
- } else {
- warn "Option `--$abbrev' does not exist.\n";
- next ELT;
- }
-### main_config_params()
- if ( $Opts_Cmdline_Long{$opt} ) { # option has arg
- if (defined $arg) {
- push @argv, "--$name", $arg;
- next ELT;
- } else { # $arg not defined, argument at next element
- if (($i == $n1) || ($i > $n)) {
- warn "No argument left for option " .
- "`$elt' at $s[$j].\n";
- next ELT; }
- # add argument as next element
- push @argv, "--$name", $argv0[$i];
- ++$i;
- next ELT;
- } # if (defined $arg)
- } else { # option has no arg
- if (defined $arg) {
- warn "Option `$abbrev' may not have an argument " .
- "at $s[$j].\n";
- next ELT;
- } else {
- push @argv, "--$name";
- next ELT;
- }
- } # if ($Opts_Cmdline_Long{$opt})
-### main_config_params()
- } elsif ( $elt =~ /^-[^-]/ ) { # short option or cluster
- my $cluster = $elt;
- $cluster =~ s/^-//;
- while ($cluster) {
- $cluster =~ s/^(.)//;
- my $opt = "-$1";
- if ( exists $Opts_Cmdline_Short{$opt} ) { # opt exists
- if ( $Opts_Cmdline_Short{$opt} ) { # with arg
- if ($cluster) { # has argument in this element
- $cluster =~ s/^\s//;
- $cluster =~ s/\'\"//g;
- # add argument as rest of this element
- push @argv, $opt, $cluster;
- next ELT;
- } else { # argument at next element
- if (($i == $n1) || ($i > $n)) {
- warn "No argument left for option " .
- "`$opt' at $s[$j].\n";
- next ELT; }
-### main_config_params()
- # add argument as next element
- push @argv, $opt, $argv0[$i];
- ++$i;
- next ELT;
- }
- } else { # no arg
- push @argv, $opt; next;
- }
- } else { # short option does not exist
- warn "Wrong short option `$opt' at $s[$j].\n";
- next ELT;
- } # if (exists $Opts_Cmdline_Short{$opt})
- } # while ($cluster)
- } else { # not an option, file name
- push @Filespecs, $elt;
- next;
- }
- }
-### main_config_params()
- @Options = (@Manopt, @conf_args, @argv);
- foreach my $i ( 0..$#Options ) {
- if ( exists $Opts_Cmdline_Double{$Options[$i]} ) {
- $Options[$i] = $Opts_Cmdline_Double{ $Options[$i] };
- }
- } @Filespecs = ('-') unless (@Filespecs);
- @ARGV = (@Options, '--', @Filespecs);
- }
-} # main_config_params()
+our @Options;
+our @Filespecs;
+our @Starting_Conf;
+our @Starting_ARGV = @ARGV;
+
+&main_config_params();
if (0) {
print STDERR "<$_>\n" foreach @ARGV;
@@ -781,655 +262,35 @@ if (0) {
# main_parse_params()
########################################################################
-my $i; my $n;
-
$Opt{'XRM'} = [];
-sub main_parse_params {
- $i = 0;
- $n = $#Options;
-
- # options that are ignored in this part
- # shell version of groffer: --debug*, --shell
- # man options: --catman (only special in man),
- # --preprocessor (force groff preproc., handled by grog),
- # --prompt (prompt for less, ignored),
- # --troff (-mandoc, handled by grog),
- # --update (inode check, ignored)
- my %ignored_opts = (
- '--catman' => 0,
- '--debug-func' => 0,
- '--debug-not-func' => 0,
- '--debug-lm' => 0,
- '--debug-shell' => 0,
- '--debug-stacks' => 0,
- '--debug-user' => 0,
- '--preprocessor' => 1,
- '--prompt' => 1,
- '--shell' => 1,
- '--troff' => 0,
- '--update' => 0,
- );
-
-### main_parse_params()
- my %long_opts =
- (
- '--debug' =>
- sub { $Debug{$_} = 1 foreach (qw/FILENAMES GROG KEEP PARAMS TMPDIR/); },
- '--debug-filenames' => sub { $Debug{'FILENAMES'} = 1; },
- '--debug-grog' => sub { $Debug{'GROG'} = 1; },
- '--debug-keep' => sub { $Debug{'KEEP'} = 1; $Debug{'PARAMS'} = 1; },
- '--debug-params' => sub { $Debug{'PARAMS'} = 1; },
- '--debug-tmpdir' => sub { $Debug{'TMPDIR'} = 1; },
- '--help' => sub { &usage(); $Opt{'DO_NOTHING'} = 1; },
- '--source' => sub { $Opt{'MODE'} = 'source'; },
- '--device' =>
- sub { $Opt{'DEVICE'} = &_get_arg();
- my %modes = (
- 'ascii' => 'tty',
- 'cp1047' => 'tty',
- 'dvi'=> 'dvi',
- 'html' => 'html',
- 'latin1' => 'tty',
- 'lbp' => 'groff',
- 'lj4' => 'groff',
- 'pdf' => 'pdf',
- 'pdf2' => 'pdf2',
- 'ps' => 'ps',
- 'utf8' => 'tty',
- );
- if ($Opt{'DEVICE'} =~ /^X.*/) {
- $Opt{'MODE'} = 'x';
- } elsif ( exists $modes{ $Opt{'DEVICE'} } ) {
- if ( $modes{ $Opt{'DEVICE'} } eq 'tty' ) {
- $Opt{'MODE'} = 'tty'
- unless ($Opt{'MODE'} eq 'text');
- } else {
- $Opt{'MODE'} = $modes{ $Opt{'DEVICE'} };
- }
- } else {
- # for all elements not in %modes
- $Opt{'MODE'} = 'groff';
- }
- },
-### main_parse_params()
- '--version' => sub { &version(); $Opt{'DO_NOTHING'} = 1; },
- '--intermediate-output' => sub { $Opt{'Z'} = 1; },
- '--all' => sub { $Opt{'ALL'} = 1; },
- '--apropos' => # run apropos
- sub { $Opt{'APROPOS'} = 1;
- delete $Opt{'APROPOS_SECTIONS'};
- delete $Opt{'WHATIS'}; },
- '--apropos-data' => # run apropos for data sections
- sub { $Opt{'APROPOS'} = 1;
- $Opt{'APROPOS_SECTIONS'} = '457';
- delete $Opt{'WHATIS'}; },
- '--apropos-devel' => # run apropos for devel sections
- sub { $Opt{'APROPOS'} = 1;
- $Opt{'APROPOS_SECTIONS'} = '239';
- delete $Opt{'WHATIS'}; },
- '--apropos-progs' => # run apropos for prog sections
- sub { $Opt{'APROPOS'} = 1;
- $Opt{'APROPOS_SECTIONS'} = '168';
- delete $Opt{'WHATIS'}; },
- '--ascii' =>
- sub { push @Addopts_Groff, '-mtty-char';
- $Opt{'MODE'} = 'text' unless $Opt{'MODE'}; },
- '--auto' => # the default automatic mode
- sub { delete $Opt{'MODE'}; },
- '--bordercolor' => # border color for viewers, arg
- sub { $Opt{'BD'} = &_get_arg(); },
- '--background' => # background color for viewers, arg
- sub { $Opt{'BG'} = &_get_arg(); },
-### main_parse_params()
- '--borderwidth' => # border width for viewers, arg
- sub { $Opt{'BW'} = &_get_arg(); },
- '--default' => # reset variables to default
- sub { %Opt = (); },
- '--default-modes' => # sequence of modes in auto mode; arg
- sub { $Opt{'DEFAULT_MODES'} = &_get_arg(); },
- '--display' => # set X display, arg
- sub { $Opt{'DISPLAY'} = &_get_arg(); },
- '--do-nothing' => sub { $Opt{'DO_NOTHING'} = 1; },
- '--dvi' => sub { $Opt{'MODE'} = 'dvi'; },
- '--extension' => # the extension for man pages, arg
- sub { $Opt{'EXTENSION'} = &_get_arg(); },
- '--foreground' => # foreground color for viewers, arg
- sub { $Opt{'FG'} = &_get_arg(); },
- '--font' => # set font for viewers, arg
- sub { $Opt{'FN'} = &_get_arg(); },
- '--geometry' => # window geometry for viewers, arg
- sub { $Opt{'GEOMETRY'} = &_get_arg(); },
- '--groff' => sub { $Opt{'MODE'} = 'groff'; },
- '--html' => sub { $Opt{'MODE'} = 'html'; },
- '--iconic' => # start viewers as icons
- sub { $Opt{'ICONIC'} = 1; },
- '--locale' => # set language for man pages, arg
- # argument is address@hidden (ISO 639,...)
- sub { $Opt{'LANG'} = &_get_arg(); },
- '--local-file' => # force local files; same as `--no-man'
- sub { delete $Man{'ENABLE'}; delete $Man{'FORCE'}; },
- '--location' => # print file locations to stderr
- sub { $Opt{'LOCATION'} = 1; },
-### main_parse_params()
- '--man' => # force all file params to be man pages
- sub { $Man{'ENABLE'} = 1; $Man{'FORCE'} = 1; },
- '--manpath' => # specify search path for man pages, arg
- # arg is colon-separated list of directories
- sub { $Opt{'MANPATH'} = &_get_arg(); },
- '--mode' => # display mode
- sub { my $arg = &_get_arg();
- my %modes = ( '' => '',
- 'auto' => '',
- 'groff' => 'groff',
- 'html' => 'html',
- 'www' => 'html',
- 'dvi' => 'dvi',
- 'pdf' => 'pdf',
- 'pdf2' => 'pdf2',
- 'ps' => 'ps',
- 'text' => 'text',
- 'tty' => 'tty',
- 'X' => 'x',
- 'x' => 'x',
- 'Q' => 'source',
- 'source' => 'source',
- );
- if ( exists $modes{$arg} ) {
- if ( $modes{$arg} ) {
- $Opt{'MODE'} = $modes{$arg};
- } else {
- delete $Opt{'MODE'};
- }
- } else {
- warn "Unknown mode in `$arg' for --mode\n";
- }
- },
-### main_parse_params()
- '--no-location' => # disable former call to `--location'
- sub { delete $Opt{'LOCATION'}; },
- '--no-man' => # disable search for man pages
- sub { delete $Man{'ENABLE'}; delete $Man{'FORCE'}; },
- '--no-special' => # disable some special former calls
- sub { delete $Opt{'ALL'}; delete $Opt{'APROPOS'};
- delete $Opt{'WHATIS'}; },
- '--pager' => # set paging program for tty mode, arg
- sub { $Opt{'PAGER'} = &_get_arg(); },
- '--pdf' => sub { $Opt{'MODE'} = 'pdf'; },
- '--pdf2' => sub { $Opt{'MODE'} = 'pdf2'; },
- '--print' => # print argument, for argument test
- sub { my $arg = &_get_arg; print STDERR "$arg\n"; },
- '--ps' => sub { $Opt{'MODE'} = 'ps'; },
- '--resolution' => # set resolution for X devices, arg
- sub { my $arg = &_get_arg();
- my %res = ( '75' => 75,
- '75dpi' => 75,
- '100' => 100,
- '100dpi' => 100,
- );
- if (exists $res{$arg}) {
- $Opt{'RESOLUTION'} = $res{$arg};
- } else {
- warn "--resolution allows only 75, 75dpi, " .
- "100, 100dpi as argument.\n";
- }
- },
-### main_parse_params()
- '--rv' => sub { $Opt{'RV'} = 1; },
- '--sections' => # specify sections for man pages, arg
- # arg is a `:'-separated (colon) list of section names
- sub { my $arg = &_get_arg();
- my @arg = split /:/, $arg;
- my $s;
- foreach (@arg) {
- /^(.)/;
- my $c = $1;
- if ($Man{'AUTO_SEC_CHARS'} =~ /$c/) {
- $s .= $c;
- } else {
- warn "main_parse_params(): not a man section `$c';";
- }
- }
- $Opt{'SECTIONS'} = $s; },
- '--systems' => # man pages for different OS's, arg
- # argument is a comma-separated list
- sub { $Opt{'SYSTEMS'} = &_get_arg(); },
- '--text' => # text mode without pager
- sub { $Opt{'MODE'} = 'text'; },
- '--title' => # title for X viewers; arg
- sub { my $arg = &_get_arg();
- if ($arg) {
- if ( $Opt{'TITLE'} ) {
- $Opt{'TITLE'} = "$Opt{'TITLE'} $arg";
- } else {
- $Opt{'TITLE'} = $arg;
- }
- }
- },
- '--text-device' => # device for tty mode; arg
- sub { $Opt{'TEXT_DEVICE'} = &_get_arg(); },
- '--to-stdout' => # print mode file without display
- sub { $Opt{'STDOUT'} = 1; },
- '--tty' => # tty mode, text with pager
- sub { $Opt{'MODE'} = 'tty'; },
- '--viewer' => # viewer for actiual mode
- sub { $Opt{'VIEWER'} = &_get_arg(); },
- '--whatis' => sub { delete $Opt{'APROPOS'}; $Opt{'WHATIS'} = 1; },
- '--x' => sub { $Opt{'MODE'} = 'x'; },
-### main_parse_params()
- '--xrm' => # pass X resource string, arg
- sub { my $arg = &_get_arg(); push @{$Opt{'XRM'}}, $arg if $arg; },
- );
-
-# '--dvi-viewer' => # viewer program for dvi mode; arg
-# sub { $Opt{'VIEWER_DVI'} = &_get_arg(); },
-# '--html-viewer' => # viewer program for html mode; arg
-# sub { $Opt{'VIEWER_HTML'} = &_get_arg(); },
-# '--pdf-viewer' => # viewer program for pdf and pdf2 mode;
arg
-# sub { $Opt{'VIEWER_PDF'} = &_get_arg(); },
-# '--ps-viewer' => # viewer program for ps mode; arg
-# sub { $Opt{'VIEWER_PS'} = &_get_arg(); },
-# '--x-viewer' => # viewer program for x mode; arg
-# sub { $Opt{'VIEWER_X'} = &_get_arg(); },
-
- my %short_opts = (
- '-V' => sub { $Opt{'V'} = 1; },
- '-X' => sub { $Opt{'X'} = 1; },
- );
-
- if (0) {
- # check if all options are handled in parse parameters
-
- # short options
- my %these_opts = (%ignored_opts, %short_opts, %Opts_Groff_Short,
- %Opts_Cmdline_Double);
- foreach my $key (keys %Opts_Cmdline_Short) {
- warn "unused option: $key" unless exists $these_opts{$key};
- }
-
- # long options
- %these_opts = (%ignored_opts, %long_opts, %Opts_Cmdline_Double);
- foreach my $key (keys %Opts_Cmdline_Long) {
- warn "unused option: $key" unless exists $these_opts{$key};
- }
- } # if (0)
-
-### main_parse_params()
- OPTION: while ($i <= $n) {
- my $opt = $Options[$i];
- ++$i;
- if ($opt =~ /^-([^-])$/) { # single minus for short option
- if (exists $short_opts{$opt}) { # short option handled by hash
- $short_opts{$opt}->();
- next OPTION;
- } else { # $short_opts{$opt} does not exist
- my $c = $1; # the option character
- next OPTION unless $c;
- if ( exists $Opts_Groff_Short{ $opt } ) { # groff short option
- if ( $Opts_Groff_Short{ $opt } ) { # option has argument
- my $arg = $Options[$i];
- ++$i;
- push @Addopts_Groff, $opt, $arg;
- next OPTION;
- } else { # no argument for this option
- push @Addopts_Groff, $opt;
- next OPTION;
- }
- } elsif ( exists $Opts_Cmdline_Short{ $opt } ) {
- # is a groffer short option
- warn "Groffer option $opt not handled " .
- "in parameter parsing";
- } else {
- warn "$opt is not a groffer option.\n";
- }
- } # if (exists $short_opts{$opt})
- } # if ($opt =~ /^-([^-])$/)
- # now it is a long option
-
- # handle ignored options
- if ( exists $ignored_opts{ $opt } ) {
- ++$i if ( $ignored_opts{ $opt } );
- next OPTION;
- }
-### main_parse_params()
-
- # handle normal long options
- if (exists $long_opts{$opt}) {
- $long_opts{$opt}->();
- } else {
- warn "Unknown option $opt.\n";
- }
- next OPTION;
- } # while ($i <= $n)
-
- if ($Debug{'PARAMS'}) {
- print STDERR '$MANOPT: ' . "$ENV{'MANOPT'}\n" if $ENV{'MANOPT'};
- foreach (@Starting_Conf) {
- print STDERR "configuration: $_\n";
- }
- print STDERR '$GROFFER_OPT: ' . "$ENV{'GROFFER_OPT'}\n"
- if $ENV{'GROFFER_OPT'};
- print STDERR "command line: @Starting_ARGV\n";
- print STDERR "parameters: @ARGV\n";
- }
-
- if ( $Opt{'WHATIS'} ) {
- die "main_parse_params(): cannot handle both `whatis' and `apropos';"
- if $Opt{'APROPOS'};
- $Man{'ALL'} = 1;
- delete $Opt{'APROPOS_SECTIONS'};
- }
-
- if ( $Opt{'DO_NOTHING'} ) {
- exit;
- }
-
- if ( $Opt{'DEFAULT_MODES'} ) {
- @Default_Modes = split /,/, $Opt{'DEFAULT_MODES'};
- }
-} # main_parse_params()
-
-
-sub _get_arg {
- if ($i > $n) {
- die '_get_arg(): No argument left for last option;';
- }
- my $arg = $Options[$i];
- ++$i;
- $arg;
-} # _get_arg() of main_parse_params()
+our $i = 0;
+our $n = $#Options;
+
+&main_parse_params();
########################################################################
# main_set_mode()
########################################################################
-my $Viewer_Background;
-my $PDF_Did_Not_Work;
-my $PDF_Has_gs;
-my $PDF_Has_ps2pdf;
-my %Display = ('MODE' => '',
+our $Viewer_Background;
+our $PDF_Did_Not_Work;
+our $PDF_Has_gs;
+our $PDF_Has_ps2pdf;
+our %Display = ('MODE' => '',
'PROG' => '',
'ARGS' => ''
);
-sub main_set_mode {
- my @modes;
-
- # set display
- $ENV{'DISPLAY'} = $Opt{'DISPLAY'} if $Opt{'DISPLAY'};
-
- push @Addopts_Groff, '-V' if $Opt{'V'};
-
- if ( $Opt{'X'} ) {
- $Display{'MODE'} = 'groff';
- push @Addopts_Groff, '-X';
- }
-
- if ( $Opt{'Z'} ) {
- $Display{'MODE'} = 'groff';
- push @Addopts_Groff, '-Z';
- }
-
- $Display{'MODE'} = 'groff' if $Opt{'MODE'} and $Opt{'MODE'} eq 'groff';
-
- return 1 if $Display{'MODE'} and $Display{'MODE'} eq 'groff';
-
-### main_set_mode()
- if ($Opt{'MODE'}) {
- if ($Opt{'MODE'} =~ /^(source|text|tty)$/) {
- $Display{'MODE'} = $Opt{'MODE'};
- return 1;
- }
- $Display{'MODE'} = $Opt{'MODE'} if $Opt{'MODE'} =~ /^html$/;
- @modes = ($Opt{'MODE'});
- } else { # empty mode
- if ($Opt{'DEVICE'}) {
- if ($Opt{'DEVICE'} =~ /^X/) {
- &is_X() || die "no X display found for device $Opt{'DEVICE'}";
- $Display{'MODE'} = 'x';
- return 1;
- }
- ;
- if ($Opt{'DEVICE'} =~ /^(ascii|cp1047|latin1|utf8)$/) {
- $Display{'MODE'} ne 'text' and $Display{'MODE'} = 'tty';
- return 1;
- }
- ;
- unless (&is_X) {
- $Display{'MODE'} = 'tty';
- return 1;
- }
- } # check device
- @modes = @Default_Modes;
- } # check mode
-
-### main_set_mode()
- LOOP: foreach my $m (@modes) {
- $Viewer_Background = 0;
- if ($m =~ /^(test|tty|X)$/) {
- $Display{'MODE'} = $m;
- return 1;
- } elsif ($m eq 'pdf') {
- &_get_prog_args($m) ? return 1: next LOOP;
- } elsif ($m eq 'pdf2') {
- next LOOP if $PDF_Did_Not_Work;
- $PDF_Has_gs = &where_is_prog('gs') ? 1 : 0
- unless (defined $PDF_Has_gs);
- $PDF_Has_ps2pdf = &where_is_prog('ps2pdf') ? 1 : 0
- unless (defined $PDF_Has_ps2pdf);
- if ( (! $PDF_Has_gs) and (! $PDF_Has_ps2pdf) ) {
- $PDF_Did_Not_Work = 1;
- next LOOP;
- }
-
- if (&_get_prog_args($m)) {
- return 1;
- } else {
- $PDF_Did_Not_Work = 1;
- next LOOP;
- }
- } else { # other modes
- &_get_prog_args($m) ? return 1 : next LOOP;
- } # if $m
- } # loop: foreach
- die 'set mode: no suitable display mode found under ' .
- join(', ', @modes) . ';' unless $Display{'MODE'};
- die 'set mode: no viewer available for mode ' . $Display{'MODE'} . ';'
- unless $Display{'PROG'};
- 0;
-} # main_set_mode()
-
-
-########################################################################
-# functions to main_set_mode()
-########################################################################
-
-##########
-# _get_prog_args(<MODE>)
-#
-# Simplification for loop in set mode.
-#
-# Globals in/out: $Viewer_Background
-# globals in : $Opt{VIEWER}, $VIEWER_X{<MODE>},
-# $Viewer_tty{<MODE>}
-#
-## globals in : $Opt{VIEWER_<MODE>}, $VIEWER_X{<MODE>},
-## $Viewer_tty{<MODE>}
-##
-sub _get_prog_args {
- my $n = @_;
- die "_get_prog_args(): one argument is needed; you used $n;"
- unless $n == 1;
-
- my $mode = lc($_[0]);
- my $MODE = uc($mode);
- $MODE = 'PDF' if ( $MODE =~ /^PDF2$/ );
-
- my $xlist = $Viewer_X{$MODE};
- my $ttylist = $Viewer_tty{$MODE};
-
-# my $vm = "VIEWER_${MODE";
- my $vm = "VIEWER";
- my $opt = $Opt{$vm};
-
- if ($opt) {
- my %prog = &where_is_prog($opt);
- my $prog_ref = \%prog;
- unless (%prog) {
- warn "_get_prog_args(): `$opt' is not an existing program;";
- return 0;
- }
-
- # $prog from $opt is an existing program
-
-### _get_prog_args() of main_set_mode()
- if (&is_X) {
- if ( &_check_prog_on_list($prog_ref, $xlist) ) {
- $Viewer_Background = 1;
- } else {
- $Viewer_Background = 0;
- &_check_prog_on_list($prog_ref, $ttylist);
- }
- } else { # is not X
- $Viewer_Background = 0;
- &_check_prog_on_list($prog_ref, $ttylist);
- } # if is X
- } else { # $opt is empty
- $Viewer_Background = 0;
- my $x;
- if (&is_X) {
- $x = &_get_first_prog($xlist);
- $Viewer_Background = 1 if $x;
- } else { # is not X
- $x = &_get_first_prog($ttylist);
- } # test on X
- $Display{'MODE'} = $mode if $x;
- return $x;
- }
- $Display{'MODE'} = $mode;
- return 1;
-} # _get_prog_args() of main_set_mode()
-
-
-##########
-# _get_first_prog(<prog_list_ref>)
-#
-# Retrieve from the elements of the list in the argument the first
-# existing program in $PATH.
-#
-# Local function of main_set_mode().
-#
-# Return : `0' if not a part of the list, `1' if found in the list.
-#
-sub _get_first_prog {
- my $n = @_;
- die "_get_first_prog(): one argument is needed; you used $n;"
- unless $n == 1;
-
- foreach my $i (@{$_[0]}) {
- next unless $i;
- my %prog = &where_is_prog($i);
- if (%prog) {
- $Display{'PROG'} = $prog{'fullname'};
- $Display{'ARGS'} = $prog{'args'};
- return 1;
- }
- }
- return 0;
-} # _get_first_prog() of main_set_mode()
-
-
-##########
-# _check_prog_on_list (<prog-hash-ref> <prog_list_ref>)
-#
-# Check whether the content of <prog-hash-ref> is in the list
-# <prog_list_ref>.
-# The globals are set correspondingly.
-#
-# Local function for main_set_mode().
-#
-# Arguments: 2
-#
-# Return : `0' if not a part of the list, `1' if found in the list.
-# Output : none
-#
-# Globals in : $Viewer_X{<MODE>}, $Viewer_tty{<MODE>}
-# Globals in/out: $Display{'PROG'}, $Display{'ARGS'}
-#
-sub _check_prog_on_list {
- my $n = @_;
- die "_get_first_prog(): 2 arguments are needed; you used $n;"
- unless $n == 2;
-
- my %prog = %{$_[0]};
-
- $Display{'PROG'} = $prog{'fullname'};
- $Display{'ARGS'} = $prog{'args'};
-
- foreach my $i (@{$_[1]}) {
- my %p = &where_is_prog($i);
- next unless %p;
- next unless $Display{'PROG'} eq $p{'fullname'};
- if ($p{'args'}) {
- if ($Display{'ARGS'}) {
- $Display{'ARGS'} = $p{'args'};
- } else {
- $Display{'ARGS'} = "$p{'args'} $Display{'ARGS'}";
- }
- } # if args
- return 1;
- } # foreach $i
- # prog was not in the list
- return 0;
-} # _check_prog_on_list() of main_set_mode()
+&main_set_mode();
########################################################################
# groffer temporary directory, main_temp()
########################################################################
-sub main_temp {
- my $template = 'groffer_' . "$$" . '_XXXX';
- foreach ($ENV{'GROFF_TMPDIR'}, $ENV{'TMPDIR'}, $ENV{'TMP'}, $ENV{'TEMP'},
- $ENV{'TEMPDIR'}, File::Spec->catfile($ENV{'HOME'}, 'tmp')) {
- if ($_ && -d $_ && -w $_) {
- if ($Debug{'KEEP'}) {
- eval { $tmpdir = tempdir( $template, DIR => "$_" ); };
- } else {
- eval { $tmpdir = tempdir( $template,
- CLEANUP => 1, DIR => "$_" ); };
- }
- last if $tmpdir;
- }
- }
- $tmpdir = tempdir( $template, CLEANUP => 1, DIR => File::Spec->tmpdir )
- unless ($tmpdir);
-
- # see Lerning Perl, page 205, or Programming Perl, page 413
- # $SIG{'INT'} is for Ctrl-C interruption
- $SIG{'INT'} = sub { &clean_up(); die "interrupted..."; };
- $SIG{'QUIT'} = sub { &clean_up(); die "quit..."; };
-
- if ($Debug{'TMPDIR'}) {
- if ( $Debug{'KEEP'}) {
- print STDERR "temporary directory is kept: $tmpdir\n";
- } else {
- print STDERR "temporary directory will be cleaned: $tmpdir\n";
- }
- }
-
- # further argument: SUFFIX => '.sh'
- if ($Debug{'KEEP'}) {
- ($fh_cat, $tmp_cat) = tempfile(',cat_XXXX', DIR => $tmpdir);
- ($fh_stdin, $tmp_stdin) = tempfile(',stdin_XXXX', DIR => $tmpdir);
- } else {
- ($fh_cat, $tmp_cat) = tempfile(',cat_XXXX', UNLINK => 1,
- DIR => $tmpdir);
- ($fh_stdin, $tmp_stdin) = tempfile(',stdin_XXXX', UNLINK => 1,
- DIR => $tmpdir);
- }
-} # main_temp()
+&main_temp();
########################################################################
@@ -1437,788 +298,35 @@ sub main_temp {
########################################################################
########################################################################
-# further functions needed for main_do_fileargs()
+# main_do_fileargs() and related subs
########################################################################
-my @REG_TITLE = ();
-
-##########
-# register_file(<filename>)
-#
-# Write a found file and register the title element.
-#
-# Arguments: 1: a file name
-# Output: none
-#
-sub register_file {
- my $n = @_;
- die "register_file(): one argument is needed; you used $n;"
- unless $n == 1;
- die 'register_file(): file name is empty;' unless $_[0];
-
- if ($_[0] eq '-') {
- &to_tmp($tmp_stdin) && ®ister_title('stdin');
- } else {
- &to_tmp($_[0]) && ®ister_title($_[0]);
- }
- 1;
-} # register_file()
-
-
-##########
-# register_title(<filespec>)
-#
-# Create title element from <filespec> and append to $_REG_TITLE_LIST.
-# Basename is created.
-#
-# Globals in/out: @REG_TITLE
-#
-# Variable prefix: rt
-#
-sub register_title {
- my $n = @_;
- die "register_title(): one argument is needed; you used $n;"
- unless $n == 1;
- return 1 unless $_[0];
-
- return 1 if scalar @REG_TITLE > 3;
-
- my $title = &get_filename($_[0]);
- $title =~ s/\s/_/g;
- $title =~ s/\.bz2$//g;
- $title =~ s/\.gz$//g;
- $title =~ s/\.Z$//g;
-
- if ($Debug{'FILENAMES'}) {
- if ($_[0] eq 'stdin') {
- print STDERR "register_title(): file title is stdin\n";
- } else {
- print STDERR "register_title(): file title is $title\n";
- }
- } # if ($Debug{'FILENAMES'})
-
- return 1 unless $title;
- push @REG_TITLE, $title;
- 1;
-} # register_title()
-
-
-##########
-# save_stdin()
-#
-# Store standard input to temporary file (with decompression).
-#
-sub save_stdin {
- my ($fh_input, $tmp_input);
- $tmp_input = File::Spec->catfile($tmpdir, ',input');
- open $fh_input, ">$tmp_input" or
- die "save_stdin(): could not open $tmp_input";
- foreach (<STDIN>) {
- print $fh_input $_;
- }
- close $fh_input;
- open $fh_stdin, ">$tmp_stdin" or
- die "save_stdin(): could not open $tmp_stdin";
- foreach ( &cat_z("$tmp_input") ) {
- print $fh_stdin "$_";
- }
- close $fh_stdin;
- unlink $tmp_input unless $Debug{'KEEP'};
-} # save_stdin()
+our @REG_TITLE = ();
+&main_do_fileargs();
-########################################################################
-# main_do_fileargs()
-########################################################################
-
-sub main_do_fileargs {
- &special_setup();
- if ($Opt{'APROPOS'}) {
- if ($No_Filespecs) {
- &apropos_filespec();
- return 1;
- }
- } else {
- foreach (@Filespecs) {
- if (/^-$/) {
- &save_stdin();
- last;
- }
- } # foreach (@Filespecs)
- } # if ($Opt{'APROPOS'})
-
- my $section = '';
- my $ext = '';
- my $twoargs = 0;
- my $filespec;
- my $former_arg;
-
- FILESPEC: foreach (@Filespecs) {
- $filespec = $_;
- $Filespec_Arg = $_;
- $Filespec_Is_Man = 0;
- $Manspec = '';
- $Special_Filespec = 0;
-
- next FILESPEC unless $filespec;
-
-### main_do_fileargs()
- if ($twoargs) { # second run
- $twoargs = 0;
- # $section and $ext are kept from earlier run
- my $h = { 'name' => $filespec, 'sec' => $section, 'ext' => $ext };
- &man_setup();
- if ( &is_man($h) ) {
- $Filespec_Arg = "$former_arg $Filespec_Arg";
- &special_filespec();
- $Filespec_Is_Man = 1;
- &man_get($h);
- next FILESPEC;
- } else {
- warn "main_do_fileargs(): $former_arg is neither a file nor a " .
- "man page nor a section argument for $filespec;";
- }
- }
- $twoargs = 0;
-
- if ( $Opt{'APROPOS'} ) {
- &apropos_filespec();
- next FILESPEC;
- }
-
- if ($filespec eq '-') {
- ®ister_file('-');
- &special_filespec();
- next FILESPEC;
- } elsif ( &get_filename($filespec) ne $filespec ) { # path with dir
- &special_filespec();
- if (-f $filespec && -r $filespec) {
- ®ister_file($filespec)
- } else {
- warn "main_do_fileargs: the argument $filespec is not a file;";
- }
- next FILESPEC;
- } else { # neither `-' nor has dir
- # check whether filespec is an existing file
- unless ( $Man{'FORCE'} ) {
- if (-f $filespec && -r $filespec) {
- &special_filespec();
- ®ister_file($filespec);
- next FILESPEC;
- }
- }
- } # if ($filespec eq '-')
-
-### main_do_fileargs()
- # now it must be a man page pattern
-
- if ($Macro_Pkg and $Macro_Pkg ne '-man') {
- warn "main_do_fileargs(): $filespec is not a file, " .
- "man pages are ignored due to $Macro_Pkg;";
- next FILESPEC;
- }
-
- # check for man page
- &man_setup();
- unless ( $Man{'ENABLE'} ) {
- warn "main_do_fileargs(): the argument $filespec is not a file;";
- next FILESPEC;
- }
- my $errmsg;
- if ( $Man{'FORCE'} ) {
- $errmsg = 'is not a man page';
- } else {
- $errmsg = 'is neither a file nor a man page';
- }
-
- $Filespec_Is_Man = 1;
-
-### main_do_fileargs()
- # test filespec with `man:...' or `...(...)' on man page
-
- my @names = ($filespec);
- if ($filespec =~ /^man:(.*)$/) {
- push @names, $1;
- }
-
- foreach my $i (@names) {
- next unless $i;
- my $h = { 'name' => $i };
- if ( &is_man($h) ) {
- &special_filespec();
- &man_get($h);
- next FILESPEC;
- }
- if ( $i =~ /^(.*)\(([$Man{'AUTO_SEC_CHARS'}])(.*)\)$/ ) {
- $h = { 'name' => $1, 'sec' => $2, 'ext' => $3 };
- if ( &is_man($h) ) {
- &special_filespec();
- &man_get($h);
- next FILESPEC;
- }
- } # if //
- if ( $i =~ /^(.*)\.([$Man{'AUTO_SEC_CHARS'}])(.*)$/ ) {
- $h = { 'name' => $1, 'sec' => $2, 'ext' => $3 };
- if ( &is_man($h) ) {
- &special_filespec();
- &man_get($h);
- next FILESPEC;
- }
- } # if //
- } # foreach (@names)
-
-### main_do_fileargs()
- # check on "s name", where "s" is a section with or without an extension
- if ($filespec =~ /^([$Man{'AUTO_SEC_CHARS'}])(.*)$/) {
- unless ( $Man{'ENABLE'} ) {
- warn "main_do_fileargs(): $filespec $errmsg;";
- next FILESPEC;
- }
- $twoargs = 1;
- $section = $1;
- $ext = $2;
- $former_arg = $filespec;
- next FILESPEC;
- } else {
- warn "main_do_fileargs(): $filespec $errmsg;";
- next FILESPEC;
- }
- } # foreach (@Filespecs)
-
- if ($twoargs) {
- warn "main_do_fileargs(): no filespec arguments left for second run;";
- return 0;
- }
- 1;
-} # main_do_fileargs()
########################################################################
# main_set_resources()
########################################################################
-##########
-# main_set_resources ()
-#
-# Determine options for setting X resources with $_DISPLAY_PROG.
-#
-# Globals: $Display{PROG}, $Output_File_Name
-#
-sub main_set_resources {
- # $prog viewer program
- # $rl resource list
- unlink $tmp_stdin unless $Debug{'KEEP'};
- $Output_File_Name = '';
-
- my @title = @REG_TITLE;
- @title = ($Opt{'TITLE'}) unless @title;
- @title = () unless @title;
-
- foreach my $n (@title) {
- next unless $n;
- $n =~ s/^,+// if $n =~ /^,/;
- next unless $n;
- $Output_File_Name = $Output_File_Name . ',' if $Output_File_Name;
- $Output_File_Name = "$Output_File_Name$n";
- } # foreach (@title)
-
- $Output_File_Name =~ s/^,+//;
- $Output_File_Name = '-' unless $Output_File_Name;
- $Output_File_Name = File::Spec->catfile($tmpdir, $Output_File_Name);
-
-### main_set_resources()
- unless ($Display{'PROG'}) { # for example, for groff mode
- $Display{'ARGS'} = '';
- return 1;
- }
-
- my %h = &where_is_prog($Display{'PROG'});
- my $prog = $h{'file'};
- if ($Display{'ARGS'}) {
- $Display{'ARGS'} = "$h{'args'} $Display{'ARGS'}";
- } else {
- $Display{'ARGS'} = $h{'args'};
- }
-
- my @rl = ();
-
- if ($Opt{'BD'}) {
- if ($prog =~ /^(ghostview|gv|gxditview|xditview|xdvi)$/) {
- push @rl, '-bd', $Opt{'BD'};
- }
- }
-
- if ($Opt{'BG'}) {
- if ($prog =~ /^(ghostview|gv|gxditview|xditview|xdvi)$/) {
- push @rl, '-bg', $Opt{'BG'};
- } elsif ($prog eq 'kghostview') {
- push @rl, '--bg', $Opt{'BG'};
- } elsif ($prog eq 'xpdf') {
- push @rl, '-papercolor', $Opt{'BG'};
- }
- }
-
-### main_set_resources()
- if ($Opt{'BW'}) {
- if ($prog =~ /^(ghostview|gv|gxditview|xditview|xdvi)$/) {
- push @rl, '-bw', $Opt{'BW'};
- }
- }
-
- if ($Opt{'FG'}) {
- if ($prog =~ /^(ghostview|gv|gxditview|xditview|xdvi)$/) {
- push @rl, '-fg', $Opt{'FG'};
- } elsif ($prog eq 'kghostview') {
- push @rl, '--fg', $Opt{'FG'};
- }
- }
-
- if ($Opt{'FN'}) {
- if ($prog =~ /^(ghostview|gv|gxditview|xditview|xdvi)$/) {
- push @rl, '-fn', $Opt{'FN'};
- } elsif ($prog eq 'kghostview') {
- push @rl, '--fn', $Opt{'FN'};
- }
- }
-
- if ($Opt{'GEOMETRY'}) {
- if ($prog =~ /^(ghostview|gv|gxditview|xditview|xdvi)$/) {
- push @rl, '-geometry', $Opt{'GEOMETRY'};
- } elsif ($prog eq 'kghostview') {
- push @rl, '--geometry', $Opt{'GEOMETRY'};
- }
- }
-
-### main_set_resources()
- if ($Opt{'RESOLUTION'}) {
- if ($prog =~ /^(ghostview|gv|gxditview|xditview|xdvi)$/) {
- push @rl, '-resolution', $Opt{'RESOLUTION'};
- } elsif ($prog eq 'xpdf') {
- if ($Display{'PROG'} !~ / -z/) { # if xpdf does not have option -z
- if ($Default_Resolution == 75) {
- push @rl, '-z', 104;
- } elsif ($Default_Resolution == 100) { # 72dpi is '100'
- push @rl, '-z', 139;
- }
- }
- } # if $prog
- } else { # empty $Opt{RESOLUTION}
- $Opt{'RESOLUTION'} = $Default_Resolution;
- if ($prog =~ /^(gxditview|xditview)$/) {
- push @rl, '-resolution', $Default_Resolution;
- } elsif ($prog eq 'xpdf') {
- if ($Display{'PROG'} !~ / -z/) { # if xpdf does not have option -z
- if ($Default_Resolution == 75) {
- push @rl, '-z', 104;
- } elsif ($Default_Resolution == 100) { # 72dpi is '100'
- push @rl, '-z', 139;
- }
- }
- } # if $prog
- } # if $Opt{RESOLUTION}
-
- if ($Opt{'ICONIC'}) {
- if ($prog =~ /^(ghostview|gv|gxditview|xditview|xdvi)$/) {
- push @rl, '-iconic';
- }
- }
-
-### main_set_resources()
- if ($Opt{'RV'}) {
- if ($prog =~ /^(ghostview|gv|gxditview|xditview|xdvi)$/) {
- push @rl, '-rv';
- }
- }
-
- if (@{$Opt{'XRM'}}) {
- if ($prog =~ /^(ghostview|gv|gxditview|xditview|xdvi|xpdf)$/) {
- foreach (@{$Opt{'XRM'}}) {
- push @rl, '-xrm', $_;
- }
- }
- }
-
- if (@title) {
- if ($prog =~ /^(gxditview|xditview)$/) {
- push @rl, '-title', $Output_File_Name;
- }
- }
-
- my $args = join ' ', @rl;
- if ($Display{'ARGS'}) {
- $Display{'ARGS'} = "$args $Display{'ARGS'}";
- } else {
- $Display{'ARGS'} = $args;
- }
-
- 1;
-} # main_set_resources()
+&main_set_resources();
########################################################################
# set resources
########################################################################
-my $groggy;
-my $modefile;
-my $addopts;
-
-##########
-# main_display ()
-#
-# Do the actual display of the whole thing.
-#
-# Globals:
-# in: $Display{MODE}, $Opt{DEVICE}, @Addopts_Groff,
-# $fh_cat, $tmp_cat, $Opt{PAGER}, $Output_File_Name
-#
-sub main_display {
- $addopts = join ' ', @Addopts_Groff;
-
- if (-z $tmp_cat) {
- warn "groffer: empty input\n";
- &clean_up();
- return 1;
- }
-
- $modefile = $Output_File_Name;
-
- # go to the temporary directory to be able to access internal data files
- chdir $tmpdir;
-
-### main_display()
- SWITCH: foreach ($Display{'MODE'}) {
- /^groff$/ and do {
- push @Addopts_Groff, "-T$Opt{'DEVICE'}" if $Opt{'DEVICE'};
- $addopts = join ' ', @Addopts_Groff;
- $groggy = `cat $tmp_cat | grog`;
- die "main_display(): grog error;" if $?;
- chomp $groggy;
- print STDERR "grog output: $groggy\n" if $Debug{'GROG'};
- &_do_opt_V();
- unlink $modefile;
- rename $tmp_cat, $modefile;
- system("cat $modefile | $groggy $addopts");
- &clean_up();
- next SWITCH;
- }; # /groff/
-
- /^(text|tty)$/ and do {
- my $device;
- if (! $Opt{'DEVICE'}) {
- $device = $Opt{'TEXT_DEVICE'};
- $device = $Default_tty_Device unless $device;
- } elsif ($Opt{'DEVICE'} =~ /^(ascii||cp1047|latin1|utf8)$/) {
- $device = $Opt{'DEVICE'};
- } else {
- warn "main_display(): wrong device for $Display{'MODE'} mode: " .
- "$Opt{'DEVICE'}";
- }
- $groggy = `cat $tmp_cat | grog -T$device`;
- die "main_display(): grog error;" if $?;
- chomp $groggy;
- print STDERR "grog output: $groggy\n" if $Debug{'GROG'};
- if ($Display{'MODE'} eq 'text') {
- &_do_opt_V();
- system("cat $tmp_cat | $groggy $addopts");
- &clean_up();
- next SWITCH;
- }
-
-### main_display()
- # mode is not 'text', but `tty'
- my %pager;
- my @p;
- push @p, $Opt{'PAGER'} if $Opt{'PAGER'};
- push @p, $ENV{'PAGER'} if $ENV{'PAGER'};
- foreach (@p) {
- %pager = &where_is_prog($_);
- next unless %pager;
- if ($pager{'file'} eq 'less') {
- if ($pager{'args'}) {
- $pager{'args'} = "-r -R $pager{'args'}";
- } else {
- $pager{'args'} = '-r -R';
- }
- }
- last if $pager{'file'};
- } # foreach @p
- unless (%pager) {
- foreach (@{$Viewer_tty{'TTY'}}, @{$Viewer_X{'TTY'}}, 'cat') {
- next unless $_;
- %pager = &where_is_prog($_);
- last if %pager;
- }
- }
- die "main_display(): no pager program found for tty mode;"
- unless %pager;
- &_do_opt_V();
- system("cat $tmp_cat | $groggy $addopts | " .
- "$pager{'fullname'} $pager{'args'}");
- &clean_up();
- next SWITCH;
- }; # /text|tty/
-
- /^source$/ and do {
- open $fh_cat, "<$tmp_cat";
- foreach (<$fh_cat>) {
- print "$_";
- }
- &clean_up();
- next SWITCH;
- };
-
-### main_display()
- /^dvi$/ and do {
- if ($Opt{'DEVICE'} && $Opt{'DEVICE'} ne 'dvi') {
- warn "main_display(): " .
- "wrong device for $Display{'MODE'} mode: $Opt{'DEVICE'};"
- }
- $modefile .= '.dvi';
- $groggy = `cat $tmp_cat | grog -Tdvi`;
- die "main_display(): grog error;" if $?;
- chomp $groggy;
- print STDERR "grog output: $groggy\n" if $Debug{'GROG'};
- &_do_display();
- next SWITCH;
- };
-
- /^html$/ and do {
- if ($Opt{'DEVICE'} && $Opt{'DEVICE'} ne 'html') {
- warn "main_display(): " .
- "wrong device for $Display{'MODE'} mode: $Opt{'DEVICE'};"
- }
- $modefile .= '.html';
- $groggy = `cat $tmp_cat | grog -Thtml`;
- die "main_display(): grog error;" if $?;
- chomp $groggy;
- print STDERR "grog output: $groggy\n" if $Debug{'GROG'};
- &_do_display();
- next SWITCH;
- };
-
- /^pdf$/ and do {
- $modefile .= '.pdf';
- $groggy = `cat $tmp_cat | grog -Tpdf -P-y -PU`;
- die "main_display(): grog error;" if $?;
- chomp $groggy;
- print STDERR "grog output: $groggy\n" if $Debug{'GROG'};
- &_do_display();
- next SWITCH;
- };
-
-
- /^pdf2$/ and do {
- if ($Opt{'DEVICE'} && $Opt{'DEVICE'} ne 'ps') {
- warn "main_display(): " .
- "wrong device for $Display{'MODE'} mode: $Opt{'DEVICE'};"
- }
- $modefile .= '.ps';
- $groggy = `cat $tmp_cat | grog -Tps`;
- die "main_display(): grog error;" if $?;
- chomp $groggy;
- print STDERR "grog output: $groggy\n" if $Debug{'GROG'};
- &_do_display(\&_make_pdf2);
- next SWITCH;
- };
-
-### main_display()
- /^ps$/ and do {
- if ($Opt{'DEVICE'} && $Opt{'DEVICE'} ne 'ps') {
- warn "main_display(): " .
- "wrong device for $Display{'MODE'} mode: $Opt{'DEVICE'};"
- }
- $modefile .= '.ps';
- $groggy = `cat $tmp_cat | grog -Tps`;
- die "main_display(): grog error;" if $?;
- chomp $groggy;
- print STDERR "grog output: $groggy\n" if $Debug{'GROG'};
- &_do_display();
- next SWITCH;
- };
-
- /^x$/ and do {
- my $device;
- if ($Opt{'DEVICE'} && $Opt{'DEVICE'} =~ /^X/) {
- $device = $Opt{'DEVICE'};
- } else {
- if ($Opt{'RESOLUTION'} == 100) {
- if ( $Display{'PROG'} =~ /^(g|)xditview$/ ) {
- # add width of 800dpi for resolution of 100dpi to the args
- $Display{'ARGS'} .= ' -geometry 800';
- $Display{'ARGS'} =~ s/^ //;
- }
- } else { # RESOLUTIOM != 100
- $device = 'X75-12';
- } # if RESOLUTIOM
- } # if DEVICE
- $groggy = `cat $tmp_cat | grog -T$device -Z`;
- die "main_display(): grog error;" if $?;
- chomp $groggy;
- print STDERR "grog output: $groggy\n" if $Debug{'GROG'};
- &_do_display();
- next SWITCH;
- };
-
-### main_display()
- /^X$/ and do {
- if (! $Opt{'DEVICE'}) {
- $groggy = `cat $tmp_cat | grog -X`;
- die "main_display(): grog error;" if $?;
- chomp $groggy;
- print STDERR "grog output: $groggy\n" if $Debug{'GROG'};
- } elsif ($Opt{'DEVICE'} =~ /^(X.*|dvi|html|lbp|lj4|ps)$/) {
- # these devices work with
- $groggy = `cat $tmp_cat | grog -T$Opt{'DEVICE'} -X`;
- die "main_display(): grog error;" if $?;
- chomp $groggy;
- print STDERR "grog output: $groggy\n" if $Debug{'GROG'};
- } else {
- warn "main_display(): wrong device for " .
- "$Display{'MODE'} mode: $Opt{'DEVICE'};";
- $groggy = `cat $tmp_cat | grog -Z`;
- die "main_display(): grog error;" if $?;
- chomp $groggy;
- print STDERR "grog output: $groggy\n" if $Debug{'GROG'};
- } # if DEVICE
- &_do_display();
- next SWITCH;
- };
-
- /^.*$/ and do {
- die "main_display(): unknown mode `$Display{'MODE'}';";
- };
-
- } # SWITCH
- 1;
-} # main_display()
-
-
-########################
-# _do_display ([<prog>])
-#
-# Perform the generation of the output and view the result. If an
-# argument is given interpret it as a function name that is called in
-# the midst (actually only for `pdf').
-#
-sub _do_display {
- &_do_opt_V();
- unless ($Display{'PROG'}) {
- system("$groggy $addopts $tmp_cat");
- &clean_up();
- return 1;
- }
- unlink $modefile;
- die "_do_display(): empty output;" if -z $tmp_cat;
- system("cat $tmp_cat | $groggy $addopts >$modefile");
- die "_do_display(): empty output;" if -z $modefile;
- &print_times("before display");
- if ($_[0] && ref($_[0]) eq 'CODE') {
- $_[0]->();
- }
- unlink $tmp_cat unless $Debug{'KEEP'};
-
- if ( $Opt{'STDOUT'} ) {
- my $fh;
- open $fh, "<$modefile";
- foreach (<$fh>) {
- print;
- }
- close $fh;
- return 1;
- }
-
- if ($Viewer_Background) {
- if ($Debug{'KEEP'}) {
- exec "$Display{'PROG'} $Display{'ARGS'} $modefile &";
- } else {
- exec "{ $Display{'PROG'} $Display{'ARGS'} $modefile; " .
- "rm -rf $tmpdir; } &";
- }
- } else {
- system("$Display{'PROG'} $Display{'ARGS'} $modefile");
- &clean_up();
- }
-} # _do_display() of main_display()
-
-
-#############
-# _do_opt_V ()
-#
-# Check on option `-V'; if set print the corresponding output and leave.
-#
-# Globals: @ARGV, $Display{MODE}, $Display{PROG},
-# $Display{ARGS}, $groggy, $modefile, $addopts
-#
-sub _do_opt_V {
- if ($Opt{'V'}) {
- $Opt{'V'} = 0;
- print "Parameters: @ARGV\n";
- print "Display Mode: $Display{'MODE'}\n";
- print "Output file: $modefile\n";
- print "Display prog: $Display{'PROG'} $Display{'ARGS'}\n";
- print "Output of grog: $groggy $addopts\n";
- my $res = `$groggy $addopts\n`;
- chomp $res;
- print "groff -V: $res\n";
- exit 0;
- }
- 1;
-} # _do_opt_V() of main_display()
-
-
-##############
-# _make_pdf2 ()
-#
-# Transform to ps/pdf format; for pdf2 mode in _do_display().
-#
-# Globals: $md_modefile (from main_display())
-#
-sub _make_pdf2 {
- die "_make_pdf2(): pdf2 mode did not work;" if $PDF_Did_Not_Work;
- my $psfile = $modefile;
- die "_make_pdf2(): empty output;" if -z $modefile;
- $modefile =~ s/\.ps$/.pdf/;
- unlink $modefile;
- my $done;
- if ($PDF_Has_ps2pdf) {
- system("ps2pdf $psfile $modefile 2>$Dev_Null");
- $done = ! $?;
- }
- if (! $done && $PDF_Has_gs) {
- system("gs -q -dNOPAUSE -dBATCH -sDEVICE=pdfwrite " .
- "-sOutputFile=$modefile -c save pop -f $psfile 2>$Dev_Null");
- $done = ! $?;
- }
- if (! $done) {
- $PDF_Did_Not_Work = 1;
- warn '_make_pdf2(): Could not transform into pdf format, ' .
- 'the Postscript mode (ps) is used instead;';
- $Opt{'MODE'} = 'ps';
- &main_set_mode();
- &main_set_resources();
- &main_display();
- exit 0;
- }
- unlink $psfile unless $Debug{'KEEP'};
- 1;
-} # _make_pdf2() of main_display()
-
-
-########################################################################
+our $groggy;
+our $modefile;
+our $addopts;
-&main_set_options();
-&main_parse_MANOPT();
-&main_config_params();
-&main_parse_params();
-&main_set_mode();
-&main_temp();
-&main_do_fileargs();
-&main_set_resources();
&main_display();
&clean_up();
+
1;
########################################################################
### Emacs settings
diff --git a/contrib/groffer/groffer.pl b/contrib/groffer/main_subs.pl
old mode 100755
new mode 100644
similarity index 89%
copy from contrib/groffer/groffer.pl
copy to contrib/groffer/main_subs.pl
index 5be47c9..a591f99
--- a/contrib/groffer/groffer.pl
+++ b/contrib/groffer/main_subs.pl
@@ -2,15 +2,13 @@
# groffer - display groff files
-# Source file position: <groff-source>/contrib/groffer/groffer.pl
-# Installed position: <prefix>/bin/groffer
-
-# Copyright (C) 2006, 2009, 2011, 2013-14
-# Free Software Foundation, Inc.
+# Source file position: <groff-source>/contrib/groffer/subs.pl
+# Installed position: <prefix>/lib/groff/groffer/subs.pl
+# Copyright (C) 2006, 2009, 2014 Free Software Foundation, Inc.
# Written by Bernd Warken <address@hidden>.
-# Last update: 01 Jun 2014
+# Last update: 11 Jun 2014
# This file is part of `groffer', which is part of `groff'.
@@ -29,207 +27,23 @@
# <http://www.gnu.org/licenses/gpl-2.0.html>.
########################################################################
+# This file contains the main functions formerly in `groff.pl'
use strict;
use warnings;
-#use diagnostics;
-
-# temporary dir and files
-use File::Temp qw/ tempfile tempdir /;
-
-# needed for temporary dir
-use File::Spec;
-
-# for `copy' and `move'
-use File::Copy;
-
-# for fileparse, dirname and basename
-use File::Basename;
-
-# current working directory
-use Cwd;
-
-# $Bin is the directory where this script is located
-use FindBin;
-
-
-########################################################################
-# system variables and exported variables
-########################################################################
-
-our $Dev_Null;
-our $Umask;
-our @Path;
-our $Start_Dir;
-
-our $tmpdir = '';
-our ($fh_cat, $tmp_cat);
-our ($fh_stdin, $tmp_stdin);
-
-our @Addopts_Groff;
-our %Debug;
-our %Opt;
-
-our $Has_Compression;
-our $Has_bzip;
-
-our $Output_File_Name;
-
-our $Apropos_Prog;
-our $Filespec_Arg;
-our $Filespec_Is_Man;
-our $Macro_Pkg;
-our $Manspec;
-our $No_Filespecs;
-our $Special_Filespec;
-our $Special_Setup;
-
-our %Man;
-
-BEGIN {
- $Dev_Null = File::Spec->devnull();
-
- $Umask = umask 077;
-
- $Start_Dir = getcwd;
-
- # flush after each print or write command
- $| = 1;
-}
-
-
-########################################################################
-# read-only variables with double-@ construct
-########################################################################
-
-our $File_split_env_sh;
-our $File_version_sh;
-our $Groff_Version;
-
-my $before_make; # script before run of `make'
-{
- my $at = '@';
- $before_make = 1 if '@VERSION@' eq "${at}VERSION${at}";
-}
-
-my %at_at;
-my $file_perl_test_pl;
-my $groffer_libdir;
-
-if ($before_make) {
- my $groffer_source_dir = $FindBin::Bin;
- $at_at{'BINDIR'} = $groffer_source_dir;
- $at_at{'G'} = '';
- $at_at{'LIBDIR'} = '';
- $groffer_libdir = $groffer_source_dir;
- $file_perl_test_pl = File::Spec->catfile($groffer_source_dir,
- 'perl_test.pl');
- $File_version_sh = File::Spec->catfile($groffer_source_dir, 'version.sh');
- $Groff_Version = '';
-} else {
- $Groff_Version = '@VERSION@';
- $at_at{'BINDIR'} = '@BINDIR@';
- $at_at{'G'} = '@g@';
- $at_at{'LIBDIR'} = '@libdir@';
- $groffer_libdir = '@groffer_dir@';
- $file_perl_test_pl = File::Spec->catfile($groffer_libdir,
- 'perl_test.pl');
- $File_version_sh = File::Spec->catfile($groffer_libdir, 'version.sh');
-}
-
-die "$groffer_libdir is not an existing directory;"
- unless -d $groffer_libdir;
-
-unshift(@INC, $groffer_libdir);
-
-$File_split_env_sh = File::Spec->catfile($groffer_libdir, 'split_env.sh');
-die "$File_split_env_sh does not exist;" unless -f "$File_split_env_sh";
-
-# test perl on suitable version
-die "$file_perl_test_pl does not exist;" unless -f "$file_perl_test_pl";
-do "$file_perl_test_pl" or die "Perl test: $@";
-
-require 'func.pl';
-require 'man.pl';
-# require 'sub.pl';
-
address@hidden = &path_uniq( File::Spec->path() );
-
-if ( &where_is_prog('gzip') ) {
- $Has_Compression = 1;
- $Has_bzip = 1 if &where_is_prog('bzip2');
-}
-
-
-########################################################################
-# modes, viewers, man sections, and defaults
-########################################################################
-
-# configuration files
-my @Conf_Files = (File::Spec->catfile(File::Spec->rootdir(),
- 'etc', 'groff', 'groffer.conf'),
- File::Spec->catfile("$ENV{'HOME'}", '.groff',
- 'groffer.conf')
- );
-
-my @Default_Modes = ('pdf', 'pdf2', 'html', 'ps', 'x', 'dvi', 'tty');
-my $Default_Resolution = 75;
-my $Default_tty_Device = 'latin1';
-
-my @Macro_Packages = ('-man', '-mdoc', '-me', '-mm', '-mom', '-ms');
-
-my %Viewer_tty = ('DVI' => [],
- 'HTML' => ['lynx', 'w3m'],
- 'PDF' => [],
- 'PS' => [],
- 'TTY' => ['less -r -R', 'more', 'pager'],
- 'X' => [],
- );
-
-my %Viewer_X = ('DVI' => ['kdvi', 'xdvi', 'dvilx'],
- 'HTML' => ['konqueror', 'epiphany'. 'mozilla-firefox',
- 'firefox', 'mozilla', 'netscape', 'galeon',
- 'opera', 'amaya','arena', 'mosaic'],
- 'PDF' => ['okular', 'kpdf', 'acroread', 'evince',
- 'xpdf -z 150', 'gpdf', 'xpdf', 'zathura'.
- 'epdfview', 'qpdfview', 'apvlv', 'qpdfview',
- 'kghostview --scale 1.45', 'gv', 'ggv'],
- 'PS' => ['okular', 'evince', 'gv',
- 'gs', 'gs_x11', 'ghostscript', 'ghostview',
- 'kghostview --scale 1.45', 'ggv', 'kpdf'],
- 'TTY' => ['xless'],
- 'X' => ['gxditview', 'xditview'],
- );
-
-%Man = ('ALL' => 0,
- 'AUTO_SEC' => ['1', '2', '3', '4', '5', '6', '7', '8', '9',
- 'n', 'o'],
- 'ENABLE' => 1,
- 'EXT' => '',
- 'FORCE' => 0,
- 'IS_SETUP' => 0,
- 'MANSPEC' => {},
- 'LANG' => '',
- 'LANG2' => '',
- 'PATH' => [],
- 'SEC' => [],
- 'SEC_CHARS' => '',
- 'SYS' => [],
- );
-$Man{'AUTO_SEC_CHARS'} = join('', @{$Man{'AUTO_SEC'}});
########################################################################
-# given options, main_set_options()
+# main_set_options()
########################################################################
-my %Opts_Cmdline_Short;
-my %Opts_Cmdline_Long;
-my $Opts_Cmdline_Long_Str;
-my %Opts_Cmdline_Double;
-my %Opts_Groff_Short;
-
sub main_set_options {
+ our %Opts_Cmdline_Short;
+ our %Opts_Cmdline_Long;
+ our $Opts_Cmdline_Long_Str;
+ our %Opts_Cmdline_Double;
+ our %Opts_Groff_Short;
+
# the following options are ignored in groffer.pl, but are kept from
# groffer.sh: --shell arg, --debug-shell
@@ -403,13 +217,13 @@ sub main_set_options {
########################################################################
-# $MANOPT, main_parse_MANOPT()
+# main_parse_MANOPT
########################################################################
-# handle environment variable $MANOPT
-my @Manopt;
-
sub main_parse_MANOPT {
+ our @Manopt;
+ our $File_split_env_sh;
+
if ( $ENV{'MANOPT'} ) {
@Manopt = `sh $File_split_env_sh MANOPT`;
chomp @Manopt;
@@ -494,11 +308,22 @@ sub main_parse_MANOPT {
# configuration files, $GROFFER_OPT, and command line, main_config_params()
########################################################################
-my @Options;
-my @Filespecs;
-my @Starting_Conf;
-my @Starting_ARGV = @ARGV;
sub main_config_params { # handle configuration files
+ our @Options;
+ our @Filespecs;
+ our @Starting_Conf;
+ our @Starting_ARGV = @ARGV;
+
+ our %Opts_Cmdline_Short;
+ our %Opts_Cmdline_Long;
+ our $Opts_Cmdline_Long_Str;
+ our %Opts_Cmdline_Double;
+ our %Opts_Groff_Short;
+
+ our $File_split_env_sh;
+ our @Manopt;
+ our @Conf_Files;
+
# options may not be abbreviated, but must be exact
my @conf_args;
foreach my $f ( @Conf_Files ) {
@@ -772,23 +597,12 @@ sub main_config_params { # handle configuration files
}
} # main_config_params()
-if (0) {
- print STDERR "<$_>\n" foreach @ARGV;
-}
-
########################################################################
# main_parse_params()
########################################################################
-my $i; my $n;
-
-$Opt{'XRM'} = [];
-
sub main_parse_params {
- $i = 0;
- $n = $#Options;
-
# options that are ignored in this part
# shell version of groffer: --debug*, --shell
# man options: --catman (only special in man),
@@ -796,6 +610,21 @@ sub main_parse_params {
# --prompt (prompt for less, ignored),
# --troff (-mandoc, handled by grog),
# --update (inode check, ignored)
+ our %Opt;
+ our %Man;
+ our %Debug;
+ our %Opts_Cmdline_Short;
+ our %Opts_Cmdline_Double;
+ our %Opts_Cmdline_Long;
+ our %Opts_Groff_Short;
+ our $i;
+ our $n;
+ our @Starting_ARGV;
+ our @Starting_Conf;
+ our @Default_Modes;
+ our @Addopts_Groff;
+ our @Options;
+
my %ignored_opts = (
'--catman' => 0,
'--debug-func' => 0,
@@ -958,7 +787,7 @@ sub main_parse_params {
'--pdf' => sub { $Opt{'MODE'} = 'pdf'; },
'--pdf2' => sub { $Opt{'MODE'} = 'pdf2'; },
'--print' => # print argument, for argument test
- sub { my $arg = &_get_arg; print STDERR "$arg\n"; },
+ sub { my $arg = &_get_arg; print STDERR $arg . "\n"; },
'--ps' => sub { $Opt{'MODE'} = 'ps'; },
'--resolution' => # set resolution for X devices, arg
sub { my $arg = &_get_arg();
@@ -1103,11 +932,11 @@ sub main_parse_params {
} # while ($i <= $n)
if ($Debug{'PARAMS'}) {
- print STDERR '$MANOPT: ' . "$ENV{'MANOPT'}\n" if $ENV{'MANOPT'};
+ print STDERR '$MANOPT: ' . $ENV{'MANOPT'} . "\n" if $ENV{'MANOPT'};
foreach (@Starting_Conf) {
- print STDERR "configuration: $_\n";
+ print STDERR "configuration: " . $_ . "\n";
}
- print STDERR '$GROFFER_OPT: ' . "$ENV{'GROFFER_OPT'}\n"
+ print STDERR '$GROFFER_OPT: ' . $ENV{'GROFFER_OPT'} . "\n"
if $ENV{'GROFFER_OPT'};
print STDERR "command line: @Starting_ARGV\n";
print STDERR "parameters: @ARGV\n";
@@ -1131,6 +960,9 @@ sub main_parse_params {
sub _get_arg {
+ our $i;
+ our $n;
+ our @Options;
if ($i > $n) {
die '_get_arg(): No argument left for last option;';
}
@@ -1144,16 +976,21 @@ sub _get_arg {
# main_set_mode()
########################################################################
-my $Viewer_Background;
-my $PDF_Did_Not_Work;
-my $PDF_Has_gs;
-my $PDF_Has_ps2pdf;
-my %Display = ('MODE' => '',
- 'PROG' => '',
- 'ARGS' => ''
- );
-
sub main_set_mode {
+ our %Opt;
+
+ our @Default_Modes;
+ our @Addopts_Groff;
+
+ our $Viewer_Background;
+ our $PDF_Did_Not_Work;
+ our $PDF_Has_gs;
+ our $PDF_Has_ps2pdf;
+ our %Display = ('MODE' => '',
+ 'PROG' => '',
+ 'ARGS' => ''
+ );
+
my @modes;
# set display
@@ -1258,6 +1095,12 @@ sub main_set_mode {
## $Viewer_tty{<MODE>}
##
sub _get_prog_args {
+ our %Opt;
+ our %Display;
+ our %Viewer_X;
+ our %Viewer_tty;
+
+ our $Viewer_Background;
my $n = @_;
die "_get_prog_args(): one argument is needed; you used $n;"
unless $n == 1;
@@ -1323,6 +1166,7 @@ sub _get_prog_args {
# Return : `0' if not a part of the list, `1' if found in the list.
#
sub _get_first_prog {
+ our %Display;
my $n = @_;
die "_get_first_prog(): one argument is needed; you used $n;"
unless $n == 1;
@@ -1358,6 +1202,7 @@ sub _get_first_prog {
# Globals in/out: $Display{'PROG'}, $Display{'ARGS'}
#
sub _check_prog_on_list {
+ our %Display;
my $n = @_;
die "_get_first_prog(): 2 arguments are needed; you used $n;"
unless $n == 2;
@@ -1390,6 +1235,12 @@ sub _check_prog_on_list {
########################################################################
sub main_temp {
+ our %Debug;
+ our $tmpdir;
+ our $fh_cat;
+ our $fh_stdin;
+ our $tmp_cat;
+ our $tmp_stdin;
my $template = 'groffer_' . "$$" . '_XXXX';
foreach ($ENV{'GROFF_TMPDIR'}, $ENV{'TMPDIR'}, $ENV{'TMP'}, $ENV{'TEMP'},
$ENV{'TEMPDIR'}, File::Spec->catfile($ENV{'HOME'}, 'tmp')) {
@@ -1413,9 +1264,10 @@ sub main_temp {
if ($Debug{'TMPDIR'}) {
if ( $Debug{'KEEP'}) {
- print STDERR "temporary directory is kept: $tmpdir\n";
+ print STDERR "temporary directory is kept: " . $tmpdir . "\n";
} else {
- print STDERR "temporary directory will be cleaned: $tmpdir\n";
+ print STDERR "temporary directory will be cleaned: " .
+ $tmpdir . "\n";
}
}
@@ -1433,15 +1285,9 @@ sub main_temp {
########################################################################
-# tmp functions and compression
-########################################################################
-
-########################################################################
-# further functions needed for main_do_fileargs()
+# subs needed for main_do_fileargs()
########################################################################
-my @REG_TITLE = ();
-
##########
# register_file(<filename>)
#
@@ -1451,6 +1297,7 @@ my @REG_TITLE = ();
# Output: none
#
sub register_file {
+ our $tmp_stdin;
my $n = @_;
die "register_file(): one argument is needed; you used $n;"
unless $n == 1;
@@ -1476,6 +1323,8 @@ sub register_file {
# Variable prefix: rt
#
sub register_title {
+ our @REG_TITLE;
+ our %Debug;
my $n = @_;
die "register_title(): one argument is needed; you used $n;"
unless $n == 1;
@@ -1509,6 +1358,12 @@ sub register_title {
# Store standard input to temporary file (with decompression).
#
sub save_stdin {
+ our $tmp_stdin;
+ our $fh_stdin;
+ our $tmpdir;
+
+ our %Debug;
+
my ($fh_input, $tmp_input);
$tmp_input = File::Spec->catfile($tmpdir, ',input');
open $fh_input, ">$tmp_input" or
@@ -1520,11 +1375,11 @@ sub save_stdin {
open $fh_stdin, ">$tmp_stdin" or
die "save_stdin(): could not open $tmp_stdin";
foreach ( &cat_z("$tmp_input") ) {
- print $fh_stdin "$_";
+ print $fh_stdin $_;
}
close $fh_stdin;
unlink $tmp_input unless $Debug{'KEEP'};
-} # save_stdin()
+} # save_stdin()
########################################################################
@@ -1532,6 +1387,18 @@ sub save_stdin {
########################################################################
sub main_do_fileargs {
+ our %Man;
+ our %Opt;
+
+ our @Filespecs;
+
+ our $Filespec_Arg;
+ our $Filespec_Is_Man;
+ our $Special_Filespec;
+ our $No_Filespecs;
+ our $Macro_Pkg;
+ our $Manspec;
+
&special_setup();
if ($Opt{'APROPOS'}) {
if ($No_Filespecs) {
@@ -1683,14 +1550,14 @@ sub main_do_fileargs {
warn "main_do_fileargs(): $filespec $errmsg;";
next FILESPEC;
}
- } # foreach (@Filespecs)
+ } # foreach (@Filespecs)
- if ($twoargs) {
+ if ( $twoargs ) {
warn "main_do_fileargs(): no filespec arguments left for second run;";
return 0;
}
1;
-} # main_do_fileargs()
+} # main_do_fileargs()
########################################################################
@@ -1705,6 +1572,17 @@ sub main_do_fileargs {
# Globals: $Display{PROG}, $Output_File_Name
#
sub main_set_resources {
+ our %Opt;
+ our %Display;
+ our %Debug;
+
+ our @REG_TITLE;
+
+ our $Default_Resolution;
+ our $tmp_stdin;
+ our $tmpdir;
+ our $Output_File_Name;
+
# $prog viewer program
# $rl resource list
unlink $tmp_stdin unless $Debug{'KEEP'};
@@ -1859,10 +1737,6 @@ sub main_set_resources {
# set resources
########################################################################
-my $groggy;
-my $modefile;
-my $addopts;
-
##########
# main_display ()
#
@@ -1873,6 +1747,13 @@ my $addopts;
# $fh_cat, $tmp_cat, $Opt{PAGER}, $Output_File_Name
#
sub main_display {
+ our ( %Display, %Opt, %Debug, %Viewer_tty, %Viewer_X );
+
+ our @Addopts_Groff;
+
+ our ( $groggy, $modefile, $addopts, $fh_cat, $tmp_cat, $tmpdir );
+ our ( $Output_File_Name, $Default_tty_Device );
+
$addopts = join ' ', @Addopts_Groff;
if (-z $tmp_cat) {
@@ -1917,7 +1798,7 @@ sub main_display {
$groggy = `cat $tmp_cat | grog -T$device`;
die "main_display(): grog error;" if $?;
chomp $groggy;
- print STDERR "grog output: $groggy\n" if $Debug{'GROG'};
+ print STDERR "grog output: " . $groggy . "\n" if $Debug{'GROG'};
if ($Display{'MODE'} eq 'text') {
&_do_opt_V();
system("cat $tmp_cat | $groggy $addopts");
@@ -2102,6 +1983,11 @@ sub main_display {
# the midst (actually only for `pdf').
#
sub _do_display {
+ our ( %Display, %Debug, %Opt );
+
+ our ( $modefile, $tmpdir, $tmp_cat, $addopts, $groggy );
+ our ( $Viewer_Background );
+
&_do_opt_V();
unless ($Display{'PROG'}) {
system("$groggy $addopts $tmp_cat");
@@ -2128,7 +2014,7 @@ sub _do_display {
return 1;
}
- if ($Viewer_Background) {
+ if ( $Viewer_Background ) {
if ($Debug{'KEEP'}) {
exec "$Display{'PROG'} $Display{'ARGS'} $modefile &";
} else {
@@ -2151,6 +2037,12 @@ sub _do_display {
# $Display{ARGS}, $groggy, $modefile, $addopts
#
sub _do_opt_V {
+ our %Opt;
+ our %Display;
+ our @ARGV;
+
+ our ($groggy, $modefile, $addopts);
+
if ($Opt{'V'}) {
$Opt{'V'} = 0;
print "Parameters: @ARGV\n";
@@ -2175,6 +2067,15 @@ sub _do_opt_V {
# Globals: $md_modefile (from main_display())
#
sub _make_pdf2 {
+ our %Debug;
+ our %Opt;
+
+ our $PDF_Did_Not_Work;
+ our $PDF_Has_gs;
+ our $PDF_Has_ps2pdf;
+ our $Dev_Null;
+ our $modefile;
+
die "_make_pdf2(): pdf2 mode did not work;" if $PDF_Did_Not_Work;
my $psfile = $modefile;
die "_make_pdf2(): empty output;" if -z $modefile;
@@ -2205,20 +2106,6 @@ sub _make_pdf2 {
} # _make_pdf2() of main_display()
-########################################################################
-
-&main_set_options();
-&main_parse_MANOPT();
-&main_config_params();
-&main_parse_params();
-&main_set_mode();
-&main_temp();
-&main_do_fileargs();
-&main_set_resources();
-&main_display();
-
-&clean_up();
-
1;
########################################################################
### Emacs settings
diff --git a/contrib/groffer/func.pl b/contrib/groffer/subs.pl
similarity index 99%
rename from contrib/groffer/func.pl
rename to contrib/groffer/subs.pl
index e4b21c5..8960c6d 100644
--- a/contrib/groffer/func.pl
+++ b/contrib/groffer/subs.pl
@@ -2,13 +2,13 @@
# groffer - display groff files
-# Source file position: <groff-source>/contrib/groffer/func.pl
-# Installed position: <prefix>/lib/groff/groffer/func.pl
+# Source file position: <groff-source>/contrib/groffer/subs.pl
+# Installed position: <prefix>/lib/groff/groffer/subs.pl
# Copyright (C) 2006, 2009, 2014 Free Software Foundation, Inc.
# Written by Bernd Warken <address@hidden>.
-# Last update: 01 Jun 2014
+# Last update: 11 Jun 2014
# This file is part of `groffer', which is part of `groff'.
@@ -792,6 +792,7 @@ sub wait {
print "\n";
} # wait()
+
1;
########################################################################
### Emacs settings
diff --git a/contrib/groffer/version.sh b/contrib/groffer/version.sh
index 96b9c63..5b06dbd 100644
--- a/contrib/groffer/version.sh
+++ b/contrib/groffer/version.sh
@@ -29,8 +29,8 @@
export _PROGRAM_VERSION;
export _LAST_UPDATE;
-_PROGRAM_VERSION='2.1.1';
-_LAST_UPDATE='01 Jun 2014';
+_PROGRAM_VERSION='2.1.2';
+_LAST_UPDATE='11 Jun 2014';
# this setting of the groff version is only used before make is run,
# otherwise @VERSION@ will set it, see groffer.sh.
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- [groff] 01/01: groffer: rename func.pl to sub.pl; move all subs from groffer.pl to main_subs.pl,
Bernd Warken <=