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# $Id: TLPaper.pm 44232 2017-05-06 23:06:56Z karl $ # TeXLive::TLPaper.pm - query/modify paper sizes for our various programs # Copyright 2008-2017 Norbert Preining # This file is licensed under the GNU General Public License version 2 # or any later version. package TeXLive::TLPaper; my $svnrev = '$Revision: 44232 $'; my $_modulerevision; if ($svnrev =~ m/: ([0-9]+) /) { $_modulerevision = $1; } else { $_modulerevision = "unknown"; } sub module_revision { return $_modulerevision; } BEGIN { use Exporter (); use vars qw( @ISA @EXPORT_OK @EXPORT ); @ISA = qw(Exporter); @EXPORT_OK = qw( %paper_config_path_component %paper_config_name ); @EXPORT = @EXPORT_OK; } =pod =head1 NAME C<TeXLive::TLPaper> -- TeX Live paper size setting module =head1 SYNOPSIS use TeXLive::TLPaper; =head1 DESCRIPTION =over 4 =cut use TeXLive::TLUtils qw(:DEFAULT dirname merge_into mkdirhier); use TeXLive::TLConfig; # # paper data # our %paper = ( "xdvi" => { sub => \&paper_xdvi, default_component => "xdvi", default_file => "XDvi", pkg => "xdvi", }, "pdftex" => { sub => \&paper_pdftex, default_component => "tex/generic/config", default_file => "pdftexconfig.tex", pkg => "pdftex", }, "dvips" => { sub => \&paper_dvips, default_component => "dvips/config", default_file => "config.ps", pkg => "dvips", }, "dvipdfmx" => { sub => \&paper_dvipdfmx, default_component => "dvipdfmx", default_file => "dvipdfmx.cfg", pkg => "dvipdfmx", }, "context" => { sub => \&paper_context, default_component => "tex/context/user", default_file => "cont-sys.tex", pkg => "context", }, "psutils" => { sub => \&paper_psutils, default_component => "psutils", default_file => "paper.cfg", pkg => "psutils", }, ); # Output is done to the components in this hash. # If a value is undefined, we take the one from %default_... # our %paper_config_path_component; our %paper_config_name; my %xdvi_papersize = ( a0 => '841x1189mm', a1 => '594x841mm', a2 => '420x594mm', a3 => '297x420mm', a4 => '210x297mm', a5 => '148x210mm', a6 => '105x148mm', a7 => '74x105mm', a8 => '52x74mm', a9 => '37x52mm', a10 => '26x37mm', a0r => '1189x841mm', a1r => '841x594mm', a2r => '594x420mm', a3r => '420x297mm', a4r => '297x210mm', a5r => '210x148mm', a6r => '148x105mm', a7r => '105x74mm', a8r => '74x52mm', a9r => '52x37mm', a10r => '37x26mm', b0 => '1000x1414mm', b1 => '707x1000mm', b2 => '500x707mm', b3 => '353x500mm', b4 => '250x353mm', b5 => '176x250mm', b6 => '125x176mm', b7 => '88x125mm', b8 => '62x88mm', b9 => '44x62mm', b10 => '31x44mm', b0r => '1414x1000mm', b1r => '1000x707mm', b2r => '707x500mm', b3r => '500x353mm', b4r => '353x250mm', b5r => '250x176mm', b6r => '176x125mm', b7r => '125x88mm', b8r => '88x62mm', b9r => '62x44mm', b10r => '44x31mm', c0 => '917x1297mm', c1 => '648x917mm', c2 => '458x648mm', c3 => '324x458mm', c4 => '229x324mm', c5 => '162x229mm', c6 => '114x162mm', c7 => '81x114mm', c8 => '57x81mm', c9 => '40x57mm', c10 => '28x40mm', c0r => '1297x917mm', c1r => '917x648mm', c2r => '648x458mm', c3r => '458x324mm', c4r => '324x229mm', c5r => '229x162mm', c6r => '162x114mm', c7r => '114x81mm', c8r => '81x57mm', c9r => '57x40mm', c10r => '40x28mm', us => '8.5x11', letter => '8.5x11', ledger => '17x11', tabloid => '11x17', usr => '11x8.5', legal => '8.5x14', legalr => '14x8.5', foolscap => '13.5x17.0', foolscapr => '17.0x13.5', ); my %pdftex_papersize = ( "a4" => [ '210 true mm', '297 true mm' ], "letter" => [ '8.5 true in', '11 true in' ], ); my %dvipdfm_papersize = ( "a3" => 1, "a4" => 1, "ledger" => 1, "legal" => 1, "letter" => 1, "tabloid" => 1, ); my %psutils_papersize = ( "a4" => 1, "letter" => 1, ); =item C<get_paper_list($prog)> Returns the list of supported paper sizes with the first entry being the currently selected one. =cut sub get_paper_list { my $prog = shift; return ( &{$paper{$prog}{'sub'}} ( "/dummy", "--returnlist" ) ); } =item C<get_paper($prog)> Returns the currently selected paper size for program C<$prog>. =cut sub get_paper { my $pps = get_paper_list(shift); return $pps->[0]; } =item C<do_paper($prog,$texmfsysconfig,@args)> Call the paper subroutine for C<$prog>, passing args. Returns a reference to a list of papers if called with C<--returnlist>, otherwise one of the standard flags (see TeXLive::TLConfig). =cut sub do_paper { my ($prog,$texmfsysconfig,@args) = @_; if (exists $paper{$prog}{'sub'}) { my $sub = $paper{$prog}{'sub'}; return(&$sub($texmfsysconfig, @args)); } else { tlwarn("$0: unknown paper program $prog ($texmfsysconfig,@args)\n"); return($F_ERROR); } return ($F_OK); # not reached } =item C<paper_all($texmfsysconfig, $newpaper)> Pass all C<@args> to each paper subroutine in turn, thus setting the paper size for all supported programs. Returns the bit-mapped return values of the single subroutine returns. =cut sub paper_all { my $ret = $F_OK; for my $p (sort keys %paper) { $ret |= &{$paper{$p}{'sub'}} (@_); } return($ret); } # return the config file to look in by running kpsewhich with the # specified PROGNAME, FORMAT, and @FILENAMES. If no result, give a # warning and return the empty string. # sub find_paper_file { my ($progname, $format, @filenames) = @_; my $ret = ""; my $cmd; for my $filename (@filenames) { $cmd = qq!kpsewhich --progname=$progname --format="$format" $filename!; chomp($ret = `$cmd`); if ($ret) { debug("paper file for $progname ($format) $filename: $ret\n"); last; } } debug("$0: found no paper file for $progname (from $cmd)\n") if ! $ret; return $ret; } sub setup_names { my $prog = shift; my $outcomp = $paper_config_path_component{$prog} || $paper{$prog}{'default_component'}; my $filecomp = $paper_config_name{$prog} || $paper{$prog}{'default_file'}; return ($outcomp, $filecomp); } # xdvi format: # /--- XDvi --- # |... # |*paper: <NAME> # |... # \------------ # # Reading is done via --progname=xdvi --format='other text files' XDvi # Writing is done to TEXMFSYSCONFIG/xdvi/XDvi # sub paper_xdvi { my $outtree = shift; my $newpaper = shift; my ($outcomp, $filecomp) = setup_names("xdvi"); my $dftfile = $paper{'xdvi'}{'default_file'}; my $outfile = "$outtree/$outcomp/$filecomp"; my $inp = &find_paper_file("xdvi", "other text files", $filecomp, $dftfile); return($F_ERROR) unless $inp; my @sizes = keys %xdvi_papersize; return &paper_do_simple($inp, "xdvi", '^\*paper: ', '^\*paper:\s+(\w+)\s*$', sub { my ($ll,$np) = @_; $ll =~ s/^\*paper:\s+(\w+)\s*$/\*paper: $np\n/; return($ll); }, $outfile, \@sizes, '(undefined)', '*paper: a4', $newpaper); } # pdftex pdftexconfig.dat format # /--- pdftexconfig.tex --- # |... # |\pdfpageheight = 297 true mm # |\pdfpagewidth = 210 true mm # |... # \------------------------ # # Reading is done via --progname=pdftex --format='tex' pdftexconfig.tex # Writing is done to TEXMFSYSCONFIG/tex/generic/config/pdftexconfig.tex # sub paper_pdftex { my $outtree = shift; my $newpaper = shift; my ($outcomp, $filecomp) = setup_names("pdftex"); my $dftfile = $paper{'pdftex'}{'default_file'}; my $outfile = "$outtree/$outcomp/$filecomp"; my $inp = &find_paper_file("pdftex", "tex", $filecomp, $dftfile); return($F_ERROR) unless $inp; open(FOO, "<$inp") || die "$0: open($inp) failed: $!"; my @lines = <FOO>; close(FOO); my @cpwidx; my @cphidx; my ($cpw, $cph); my $endinputidx; # read the lines and the last pdfpageswidth/height wins for my $idx (0..$#lines) { my $l = $lines[$idx]; if ($l =~ m/^\s*\\pdfpagewidth\s*=\s*([0-9.,]+\s*true\s*[^\s]*)/) { if (defined($cpw) && $cpw ne $1) { tl_warn("TLPaper: inconsistent paper sizes in $inp for page width! Please fix that.\n"); return $F_ERROR; } $cpw = $1; push @cpwidx, $idx; next; } if ($l =~ m/^\s*\\pdfpageheight\s*=\s*([0-9.,]+\s*true\s*[^\s]*)/) { if (defined($cph) && $cph ne $1) { tl_warn("TLPaper: inconsistent paper sizes in $inp for page height! Please fix that.\n"); return $F_ERROR; } $cph = $1; push @cphidx, $idx; next; } if ($l =~ m/^\s*\\endinput\s*/) { $endinputidx = $idx; next; } } # trying to find the right papersize # my $currentpaper; if (defined($cpw) && defined($cph)) { for my $pname (keys %pdftex_papersize) { my ($w, $h) = @{$pdftex_papersize{$pname}}; if (($w eq $cpw) && ($h eq $cph)) { $currentpaper = $pname; last; } } } else { $currentpaper = "(undefined)"; } $currentpaper || ($currentpaper = "$cpw x $cph"); if (defined($newpaper)) { if ($newpaper eq "--list") { info("$currentpaper\n"); for my $p (keys %pdftex_papersize) { info("$p\n") unless ($p eq $currentpaper); } } elsif ($newpaper eq "--returnlist") { my @ret = (); push @ret, "$currentpaper"; for my $p (keys %pdftex_papersize) { push @ret, $p unless ($p eq $currentpaper); } return \@ret; } else { my $found = 0; for my $p (keys %pdftex_papersize) { if ($p eq $newpaper) { $found = 1; last; } } if ($found) { my $newwidth = ${$pdftex_papersize{$newpaper}}[0]; my $newheight = ${$pdftex_papersize{$newpaper}}[1]; if (@cpwidx) { for my $idx (@cpwidx) { ddebug("TLPaper: before line: $lines[$idx]"); ddebug("TLPaper: replacement: $newwidth\n"); $lines[$idx] =~ s/^\s*\\pdfpagewidth\s*=\s*[0-9.,]+\s*true\s*[^\s]*/\\pdfpagewidth = $newwidth/; ddebug("TLPaper: after line : $lines[$idx]"); } } else { my $addlines = "\\pdfpagewidth = $newwidth\n"; if (defined($endinputidx)) { $lines[$endinputidx] = $addlines . $lines[$endinputidx]; } else { $lines[$#lines] = $addlines; } } if (@cphidx) { for my $idx (@cphidx) { ddebug("TLPaper: before line: $lines[$idx]"); ddebug("TLPaper: replacement: $newheight\n"); $lines[$idx] =~ s/^\s*\\pdfpageheight\s*=\s*[0-9.,]+\s*true\s*[^\s]*/\\pdfpageheight = $newheight/; ddebug("TLPaper: after line : $lines[$idx]"); } } else { my $addlines = "\\pdfpageheight = $newheight"; if (defined($endinputidx)) { $lines[$endinputidx] = $addlines . $lines[$endinputidx]; } else { $lines[$#lines] = $addlines; } } info("$0: setting paper size for pdftex to $newpaper.\n"); mkdirhier(dirname($outfile)); # if we create the outfile we have to call mktexlsr TeXLive::TLUtils::announce_execute_actions("files-changed") unless (-r $outfile); if (!open(TMP, ">$outfile")) { tlwarn("$0: Cannot write to $outfile: $!\n"); tlwarn("Not setting paper size for pdftex.\n"); return($F_ERROR); } for (@lines) { print TMP; } close(TMP) || warn "$0: close(>$outfile) failed: $!"; TeXLive::TLUtils::announce_execute_actions("regenerate-formats"); # TODO should we return the value of announce_execute action? return($F_OK); } else { tlwarn("$0: Not a valid paper size for pdftex: $newpaper\n"); return($F_WARNING); } } } else { info("Current pdftex paper size (from $inp): $currentpaper\n"); } return($F_OK); } # dvips config.ps format: # /--- config.ps --- # |... # |stuff not related to paper sizes # |... # | <empty line> # |% some comments # |% more comments # |@ <NAME> <WIDTH> <HEIGHT> # |@+ ...definition line # |@+ ...definition line # |... more definition lines # |@+ %%EndPaperSize # | # |@ <NAME> <WIDTH> <HEIGHT> # |... # \------------ # # the first paper definition is the default # selecting paper is done like with texconfig which used ed to move the # selected part between @ $selected_paper .... @ /-1 (the line before the # next @ line) to the line before the first @ line. # (what a tricky ed invocation te created there, impressive!!!) # # Reading is done via --progname=dvips --format='dvips config' config.ps # Writing is done to TEXMFSYSCONFIG/dvips/config/config.ps # sub paper_dvips { my $outtree = shift; my $newpaper = shift; my ($outcomp, $filecomp) = setup_names("dvips"); my $dftfile = $paper{'dvips'}{'default_file'}; my $outfile = "$outtree/$outcomp/$filecomp"; my $inp = &find_paper_file("dvips", "dvips config", $filecomp, $dftfile); return($F_ERROR) unless $inp; open(FOO, "<$inp") || die "$0: open($inp) failed: $!"; my @lines = <FOO>; close(FOO); my @papersizes; my $firstpaperidx; my %startidx; my %endidx; my $in_block = ""; my $idx = 0; for my $idx (0 .. $#lines) { if ($lines[$idx] =~ m/^@ (\w+)/) { $startidx{$1} = $idx; $firstpaperidx || ($firstpaperidx = $idx-1); $in_block = $1; push @papersizes, $1; next; } # empty lines or comments stop a block if ($in_block) { if ($lines[$idx] =~ m/^\s*(%.*)?\s*$/) { $endidx{$in_block} = $idx-1; $in_block = ""; } next; } } if (defined($newpaper)) { if ($newpaper eq "--list") { for my $p (@papersizes) { info("$p\n"); # first is already the selected one } } elsif ($newpaper eq "--returnlist") { return(\@papersizes); } else { my $found = 0; for my $p (@papersizes) { if ($p eq $newpaper) { $found = 1; last; } } if ($found) { my @newlines; for my $idx (0..$#lines) { if ($idx < $firstpaperidx) { push @newlines, $lines[$idx]; next; } if ($idx == $firstpaperidx) { # insert the selected paper definition push @newlines, @lines[$startidx{$newpaper}..$endidx{$newpaper}]; push @newlines, $lines[$idx]; next; } if ($idx >= $startidx{$newpaper} && $idx <= $endidx{$newpaper}) { next; } push @newlines, $lines[$idx]; } info("$0: setting paper size for dvips to $newpaper.\n"); mkdirhier(dirname($outfile)); # if we create the outfile we have to call mktexlsr TeXLive::TLUtils::announce_execute_actions("files-changed") unless (-r $outfile); if (!open(TMP, ">$outfile")) { tlwarn("$0: Cannot write to $outfile: $!\n"); tlwarn("Not setting paper size for dvips.\n"); return ($F_ERROR); } for (@newlines) { print TMP; } close(TMP) || warn "$0: close(>$outfile) failed: $!"; } else { tlwarn("$0: Not a valid paper size for dvips: $newpaper\n"); return($F_WARNING); } } } else { info("Current dvips paper size (from $inp): $papersizes[0]\n"); } return($F_OK); } # dvipdfm(x) format: # /--- dvipdfm/config, dvipdfmx/dvipdfmx.cfg --- # |... # |p <NAME> # |... # \------------ # # Reading is done # for dvipdfm via --progname=dvipdfm --format='other text files' config # for dvipdfmx via --progname=dvipdfmx --format='other text files' dvipdfmx.cfg # Writing is done to TEXMFSYSCONFIG/dvipdfm/config/config # and /dvipdfmx/dvipdfmx.cfg # # sub do_dvipdfm_and_x { my ($inp,$prog,$outtree,$paplist,$newpaper) = @_; my ($outcomp, $filecomp) = setup_names($prog); my $outfile = "$outtree/$outcomp/$filecomp"; return &paper_do_simple($inp, $prog, '^p\s+', '^p\s+(\w+)\s*$', sub { my ($ll,$np) = @_; $ll =~ s/^p\s+(\w+)\s*$/p $np\n/; return($ll); }, $outfile, $paplist, '(undefined)', 'p a4', $newpaper); } sub paper_dvipdfm { my $outtree = shift; my $newpaper = shift; my ($outcomp, $filecomp) = setup_names("dvipdfm"); my $dftfile = $paper{'dvipdfm'}{'default_file'}; my $inp = &find_paper_file("dvipdfm", "other text files", $filecomp, $dftfile); return ($F_ERROR) unless $inp; my @sizes = keys %dvipdfm_papersize; return &do_dvipdfm_and_x($inp, "dvipdfm", $outtree, \@sizes, $newpaper); } sub paper_dvipdfmx { my $outtree = shift; my $newpaper = shift; my ($outcomp, $filecomp) = setup_names("dvipdfmx"); my $dftfile = $paper{'dvipdfmx'}{'default_file'}; my $inp = &find_paper_file("dvipdfmx", "other text files", $filecomp, $dftfile); return ($F_ERROR) unless $inp; my @sizes = keys %dvipdfm_papersize; return &do_dvipdfm_and_x($inp, "dvipdfmx", $outtree, \@sizes, $newpaper); } # context format: # /--- cont-sys.{tex,rme} # |... # |\setuppapersize[letter][letter] # |... # \------------ # sub paper_context { my $outtree = shift; my $newpaper = shift; my ($outcomp, $filecomp) = setup_names("context"); my $dftfile = $paper{'context'}{'default_file'}; my $outfile = "$outtree/$outcomp/$filecomp"; my $inp = &find_paper_file("context", "tex", $filecomp, "cont-sys.rme", $dftfile); return($F_ERROR) unless $inp; open(FOO, "<$inp") || die "$0: open($inp) failed: $!"; my @lines = <FOO>; close(FOO); my @idx; my $idxlast; my $endinputidx = -1; my $currentpaper; # read the lines and the last setuppapersize before the endinput wins for my $idx (0..$#lines) { my $l = $lines[$idx]; if ($l =~ m/^[^%]*\\endinput/) { $endinputidx = $idx; last; } if ($l =~ m/^\s*\\setuppapersize\s*\[([^][]*)\].*$/) { if (defined($currentpaper) && $currentpaper ne $1) { tl_warn("TLPaper: inconsistent paper sizes in $inp! Please fix that.\n"); return $F_ERROR; } $currentpaper = $1; $idxlast = $idx; push @idx, $idx; next; } } # if we haven't found a paper line, assume a4 $currentpaper || ($currentpaper = "a4"); # trying to find the right papersize # if (defined($newpaper)) { if ($newpaper eq "--list") { info("$currentpaper\n"); for my $p (keys %pdftex_papersize) { info("$p\n") unless ($p eq $currentpaper); } } elsif ($newpaper eq "--returnlist") { my @ret = (); push @ret, "$currentpaper"; for my $p (keys %pdftex_papersize) { push @ret, $p unless ($p eq $currentpaper); } return \@ret; } else { my $found = 0; for my $p (keys %pdftex_papersize) { if ($p eq $newpaper) { $found = 1; last; } } if ($found) { if (@idx) { for my $idx (@idx) { ddebug("TLPaper: before line: $lines[$idx]"); ddebug("TLPaper: replacement: $newpaper\n"); $lines[$idx] =~ s/setuppapersize\s*\[([^][]*)\]\[([^][]*)\]/setuppapersize[$newpaper][$newpaper]/; ddebug("TLPaper: after line : $lines[$idx]"); } } else { my $addlines = "\\setuppapersize[$newpaper][$newpaper]\n"; if (defined($endinputidx)) { $lines[$endinputidx] = $addlines . $lines[$endinputidx]; } else { $lines[$#lines] = $addlines; } } info("$0: setting paper size for context to $newpaper.\n"); mkdirhier(dirname($outfile)); # if we create the outfile we have to call mktexlsr TeXLive::TLUtils::announce_execute_actions("files-changed") unless (-r $outfile); if (!open(TMP, ">$outfile")) { tlwarn("$0: Cannot write to $outfile: $!\n"); tlwarn("Not setting paper size for context.\n"); return($F_ERROR); } for (@lines) { print TMP; } close(TMP) || warn "$0: close(>$outfile) failed: $!"; TeXLive::TLUtils::announce_execute_actions("regenerate-formats"); # TODO should we return the value of announce_execute action? return($F_OK); } else { tlwarn("$0: Not a valid paper size for context: $newpaper\n"); return($F_WARNING); } } } else { info("Current context paper size (from $inp): $currentpaper\n"); } return($F_OK); } sub paper_context_old { my $outtree = shift; my $newpaper = shift; my ($outcomp, $filecomp) = setup_names("context"); my $dftfile = $paper{'context'}{'default_file'}; my $outfile = "$outtree/$outcomp/$filecomp"; my $inp = &find_paper_file("context", "tex", $filecomp, "cont-sys.rme", $dftfile); return ($F_ERROR) unless $inp; my @sizes = keys %pdftex_papersize; # take care here, the \\\\ are necessary in some places and not in # some others because there is no intermediate evaluation return &paper_do_simple($inp, "context", '^\s*%?\s*\\\\setuppapersize\s*', '^\s*%?\s*\\\\setuppapersize\s*\[([^][]*)\].*$', sub { my ($ll,$np) = @_; if ($ll =~ m/^\s*%?\s*\\setuppapersize\s*/) { return("\\setuppapersize[$np][$np]\n"); } else { return($ll); } }, $outfile, \@sizes, 'a4', '\setuppapersize[a4][a4]', $newpaper); } # psutils # config file "psutils/paper.cfg" only contains two words: # p <papersize> # sub paper_psutils { my $outtree = shift; my $newpaper = shift; my ($outcomp, $filecomp) = setup_names("psutils"); my $dftfile = $paper{'psutils'}{'default_file'}; my $outfile = "$outtree/$outcomp/$filecomp"; my $inp = &find_paper_file("psutils", "other text files", $filecomp, $dftfile); return ($F_ERROR) unless $inp; my @sizes = keys %psutils_papersize; return &paper_do_simple($inp, "psutils", '^\s*p', '^\s*p\s+(\w+)\s*$', sub { my ($ll,$np) = @_; $ll =~ s/^\s*p\s+(\w+)\s*$/p $np\n/; return($ll); }, $outfile, \@sizes, '(undefined)', 'p a4', $newpaper); } # paper_do_simple does the work for single line config files # (xdvi, dvipdfm, ...) # arguments: # $inp, $prog, $firstre, $secondre, $bl, $outp, $paplist, $newpaper # with # $inp .. input file location # $prog .. program name # $firstre .. re that searches for paper lines # $secondre .. re that extracts the paper from a paper line # $bl .. block/sub taking two args, one paper line and the new paper, and # returns the line with the paper configured, only lines mathing # $firstre are shipped over to $bl # $outp .. location of the output file # $paplist .. ref to an array with the list of admissible paper sizes # $defaultpaper .. default papersize (arbitrary string) if the $firstre is # not found in the config file # $defaultline .. the line to be added at the bottom of the file if # no line has been found # $newpaper .. --list, new paper, or undef sub paper_do_simple { my ($inp, $prog, $firstre, $secondre, $bl, $outp, $paplist, $defaultpaper, $defaultline, $newpaper) = @_; debug("file used for $prog: $inp\n"); open(FOO, "<$inp") or die("cannot open file $inp: $!"); my @lines = <FOO>; close(FOO); my $currentpaper; my @paperlines = grep (m/$firstre/,@lines); if (!@paperlines) { $currentpaper = $defaultpaper; } else { if ($#paperlines > 0) { warn "Strange, more than one paper definition, using the first one in\n$inp\n"; } $currentpaper = $paperlines[0]; chomp($currentpaper); $currentpaper =~ s/$secondre/$1/; } # change value if (defined($newpaper)) { if ($newpaper eq "--list") { info("$currentpaper\n"); for my $p (@$paplist) { info("$p\n") unless ($p eq $currentpaper); } } elsif ($newpaper eq "--returnlist") { my @ret = (); push @ret, $currentpaper; for my $p (@$paplist) { push @ret, $p unless ($p eq $currentpaper); } return(\@ret); } else { my $found = 0; for my $p (@$paplist) { if ($p eq $newpaper) { $found = 1; last; } } if ($found) { my @newlines; my $foundcfg = 0; for my $l (@lines) { if ($l =~ m/$firstre/) { push @newlines, &$bl($l, $newpaper); $foundcfg = 1; } else { push @newlines, $l; } } # what to do if no default line found??? if (!$foundcfg) { push @newlines, &$bl($defaultline, $newpaper); } info("$0: setting paper size for $prog to $newpaper.\n"); mkdirhier(dirname($outp)); # if we create the outfile we have to call mktexlsr TeXLive::TLUtils::announce_execute_actions("files-changed") unless (-r $outp); if (!open(TMP, ">$outp")) { tlwarn("$0: Cannot write to $outp: $!\n"); tlwarn("Not setting paper size for $prog.\n"); return ($F_ERROR); } for (@newlines) { print TMP; } close(TMP) || warn "$0: close(>$outp) failed: $!"; TeXLive::TLUtils::announce_execute_actions("regenerate-formats") if ($prog eq "context"); return($F_OK); } else { tlwarn("$0: Not a valid paper size for $prog: $newpaper\n"); return($F_WARNING); } } } else { # return the current value info("Current $prog paper size (from $inp): $currentpaper\n"); } return($F_OK); } =back =cut 1; ### Local Variables: ### perl-indent-level: 2 ### tab-width: 2 ### indent-tabs-mode: nil ### End: # vim:set tabstop=2 expandtab: #
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