#!/usr/bin/perl# SPDX-License-Identifier: GPL-2.0-or-lateruse strict; # Copyright (c) 2017-2019 Mauro Carvalho Chehab <mchehab@kernel.org># my $prefix = "./";$prefix = "$ENV{'srctree'}/" if ($ENV{'srctree'}); my $conf = $prefix . "Documentation/conf.py";my $requirement_file = $prefix . "Documentation/sphinx/requirements.txt";my $virtenv_prefix = "sphinx_"; ## Static vars# my %missing;my $system_release;my $need = 0;my $optional = 0;my $need_symlink = 0;my $need_sphinx = 0;my $rec_sphinx_upgrade = 0;my $install = "";my $virtenv_dir = "";my $min_version; ## Command line arguments# my $pdf = 1;my $virtualenv = 1;my $version_check = 0; ## List of required texlive packages on Fedora and OpenSuse# my %texlive = ( 'amsfonts.sty' => 'texlive-amsfonts', 'amsmath.sty' => 'texlive-amsmath', 'amssymb.sty' => 'texlive-amsfonts', 'amsthm.sty' => 'texlive-amscls', 'anyfontsize.sty' => 'texlive-anyfontsize', 'atbegshi.sty' => 'texlive-oberdiek', 'bm.sty' => 'texlive-tools', 'capt-of.sty' => 'texlive-capt-of', 'cmap.sty' => 'texlive-cmap', 'ecrm1000.tfm' => 'texlive-ec', 'eqparbox.sty' => 'texlive-eqparbox', 'eu1enc.def' => 'texlive-euenc', 'fancybox.sty' => 'texlive-fancybox', 'fancyvrb.sty' => 'texlive-fancyvrb', 'float.sty' => 'texlive-float', 'fncychap.sty' => 'texlive-fncychap', 'footnote.sty' => 'texlive-mdwtools', 'framed.sty' => 'texlive-framed', 'luatex85.sty' => 'texlive-luatex85', 'multirow.sty' => 'texlive-multirow', 'needspace.sty' => 'texlive-needspace', 'palatino.sty' => 'texlive-psnfss', 'parskip.sty' => 'texlive-parskip', 'polyglossia.sty' => 'texlive-polyglossia', 'tabulary.sty' => 'texlive-tabulary', 'threeparttable.sty' => 'texlive-threeparttable', 'titlesec.sty' => 'texlive-titlesec', 'ucs.sty' => 'texlive-ucs', 'upquote.sty' => 'texlive-upquote', 'wrapfig.sty' => 'texlive-wrapfig',); ## Subroutines that checks if a feature exists# sub check_missing(%){ my %map = %{$_[0]}; foreach my $prog (sort keys %missing) { my $is_optional = $missing{$prog}; # At least on some LTS distros like CentOS 7, texlive doesn't # provide all packages we need. When such distros are # detected, we have to disable PDF output. # # So, we need to ignore the packages that distros would # need for LaTeX to work if ($is_optional == 2 && !$pdf) { $optional--; next; } if ($is_optional) { print "Warning: better to also install \"$prog\".\n"; } else { print "ERROR: please install \"$prog\", otherwise, build won't work.\n"; } if (defined($map{$prog})) { $install .= " " . $map{$prog}; } else { $install .= " " . $prog; } } $install =~ s/^\s//;} sub add_package($$){ my $package = shift; my $is_optional = shift; $missing{$package} = $is_optional; if ($is_optional) { $optional++; } else { $need++; }} sub check_missing_file($$$){ my $files = shift; my $package = shift; my $is_optional = shift; for (@$files) { return if(-e $_); } add_package($package, $is_optional);} sub findprog($){ foreach(split(/:/, $ENV{PATH})) { return "$_/$_[0]" if(-x "$_/$_[0]"); }} sub check_program($$){ my $prog = shift; my $is_optional = shift; return if findprog($prog); add_package($prog, $is_optional);} sub check_perl_module($$){ my $prog = shift; my $is_optional = shift; my $err = system("perl -M$prog -e 1 2>/dev/null /dev/null"); return if ($err == 0); add_package($prog, $is_optional);} sub check_python_module($$){ my $prog = shift; my $is_optional = shift; my $err = system("python3 -c 'import $prog' 2>/dev/null /dev/null"); return if ($err == 0); my $err = system("python -c 'import $prog' 2>/dev/null /dev/null"); return if ($err == 0); add_package($prog, $is_optional);} sub check_rpm_missing($$){ my @pkgs = @{$_[0]}; my $is_optional = $_[1]; foreach my $prog(@pkgs) { my $err = system("rpm -q '$prog' 2>/dev/null >/dev/null"); add_package($prog, $is_optional) if ($err); }} sub check_pacman_missing($$){ my @pkgs = @{$_[0]}; my $is_optional = $_[1]; foreach my $prog(@pkgs) { my $err = system("pacman -Q '$prog' 2>/dev/null >/dev/null"); add_package($prog, $is_optional) if ($err); }} sub check_missing_tex($){ my $is_optional = shift; my $kpsewhich = findprog("kpsewhich"); foreach my $prog(keys %texlive) { my $package = $texlive{$prog}; if (!$kpsewhich) { add_package($package, $is_optional); next; } my $file = qx($kpsewhich $prog); add_package($package, $is_optional) if ($file =~ /^\s*$/); }} sub get_sphinx_fname(){ my $fname = "sphinx-build"; return $fname if findprog($fname); $fname = "sphinx-build-3"; if (findprog($fname)) { $need_symlink = 1; return $fname; } if ($virtualenv) { my $prog = findprog("virtualenv-3"); $prog = findprog("virtualenv-3.5") if (!$prog); check_program("virtualenv", 0) if (!$prog); $need_sphinx = 1; } else { add_package("python-sphinx", 0); } return "";} sub check_sphinx(){ my $rec_version; my $cur_version; open IN, $conf or die "Can't open $conf"; while (<IN>) { if (m/^\s*needs_sphinx\s*=\s*[\'\"]([\d\.]+)[\'\"]/) { $min_version=$1; last; } } close IN; die "Can't get needs_sphinx version from $conf" if (!$min_version); open IN, $requirement_file or die "Can't open $requirement_file"; while (<IN>) { if (m/^\s*Sphinx\s*==\s*([\d\.]+)$/) { $rec_version=$1; last; } } close IN; die "Can't get recommended sphinx version from $requirement_file" if (!$min_version); $virtenv_dir = $virtenv_prefix . $rec_version; my $sphinx = get_sphinx_fname(); return if ($sphinx eq ""); open IN, "$sphinx --version 2>&1 |" or die "$sphinx returned an error"; while (<IN>) { if (m/^\s*sphinx-build\s+([\d\.]+)(\+\/[\da-f]+)?$/) { $cur_version=$1; last; } # Sphinx 1.2.x uses a different format if (m/^\s*Sphinx.*\s+([\d\.]+)$/) { $cur_version=$1; last; } } close IN; die "$sphinx didn't return its version" if (!$cur_version); if ($cur_version lt $min_version) { printf "ERROR: Sphinx version is %s. It should be >= %s (recommended >= %s)\n", $cur_version, $min_version, $rec_version;; $need_sphinx = 1; return; } if ($cur_version lt $rec_version) { printf "Sphinx version %s\n", $cur_version; print "Warning: It is recommended at least Sphinx version $rec_version.\n"; $rec_sphinx_upgrade = 1; return; } # On version check mode, just assume Sphinx has all mandatory deps exit (0) if ($version_check);} ## Ancillary subroutines# sub catcheck($){ my $res = ""; $res = qx(cat $_[0]) if (-r $_[0]); return $res;} sub which($){ my $file = shift; my @path = split ":", $ENV{PATH}; foreach my $dir(@path) { my $name = $dir.'/'.$file; return $name if (-x $name ); } return undef;} ## Subroutines that check distro-specific hints# sub give_debian_hints(){ my %map = ( "python-sphinx" => "python3-sphinx", "sphinx_rtd_theme" => "python3-sphinx-rtd-theme", "virtualenv" => "virtualenv", "dot" => "graphviz", "convert" => "imagemagick", "Pod::Usage" => "perl-modules", "xelatex" => "texlive-xetex", "rsvg-convert" => "librsvg2-bin", ); if ($pdf) { check_missing_file(["/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf"], "fonts-dejavu", 2); check_missing_file(["/usr/share/fonts/noto-cjk/NotoSansCJK-Regular.ttc", "/usr/share/fonts/opentype/noto/NotoSerifCJK-Regular.ttc"], "fonts-noto-cjk", 2); } check_program("dvipng", 2) if ($pdf); check_missing(\%map); return if (!$need && !$optional); printf("You should run:\n\n\tsudo apt-get install $install\n");} sub give_redhat_hints(){ my %map = ( "python-sphinx" => "python3-sphinx", "sphinx_rtd_theme" => "python3-sphinx_rtd_theme", "virtualenv" => "python3-virtualenv", "dot" => "graphviz", "convert" => "ImageMagick", "Pod::Usage" => "perl-Pod-Usage", "xelatex" => "texlive-xetex-bin", "rsvg-convert" => "librsvg2-tools", ); my @fedora26_opt_pkgs = ( "graphviz-gd", # Fedora 26: needed for PDF support ); my @fedora_tex_pkgs = ( "texlive-collection-fontsrecommended", "texlive-collection-latex", "texlive-xecjk", "dejavu-sans-fonts", "dejavu-serif-fonts", "dejavu-sans-mono-fonts", ); # # Checks valid for RHEL/CentOS version 7.x. # my $old = 0; my $rel; $rel = $1 if ($system_release =~ /release\s+(\d+)/); if (!($system_release =~ /Fedora/)) { $map{"virtualenv"} = "python-virtualenv"; if ($rel && $rel < 8) { $old = 1; $pdf = 0; printf("Note: texlive packages on RHEL/CENTOS <= 7 are incomplete. Can't support PDF output\n"); printf("If you want to build PDF, please read:\n"); printf("\thttps://www.systutorials.com/241660/how-to-install-tex-live-on-centos-7-linux/\n"); } } else { if ($rel && $rel < 26) { $old = 1; } } if (!$rel) { printf("Couldn't identify release number\n"); $old = 1; $pdf = 0; } if ($pdf) { check_missing_file(["/usr/share/fonts/google-noto-cjk/NotoSansCJK-Regular.ttc"], "google-noto-sans-cjk-ttc-fonts", 2); } check_rpm_missing(\@fedora26_opt_pkgs, 2) if ($pdf && !$old); check_rpm_missing(\@fedora_tex_pkgs, 2) if ($pdf); check_missing_tex(2) if ($pdf); check_missing(\%map); return if (!$need && !$optional); if (!$old) { # dnf, for Fedora 18+ printf("You should run:\n\n\tsudo dnf install -y $install\n"); } else { # yum, for RHEL (and clones) or Fedora version < 18 printf("You should run:\n\n\tsudo yum install -y $install\n"); }} sub give_opensuse_hints(){ my %map = ( "python-sphinx" => "python3-sphinx", "sphinx_rtd_theme" => "python3-sphinx_rtd_theme", "virtualenv" => "python3-virtualenv", "dot" => "graphviz", "convert" => "ImageMagick", "Pod::Usage" => "perl-Pod-Usage", "xelatex" => "texlive-xetex-bin", "rsvg-convert" => "rsvg-view", ); my @suse_tex_pkgs = ( "texlive-babel-english", "texlive-caption", "texlive-colortbl", "texlive-courier", "texlive-dvips", "texlive-helvetic", "texlive-makeindex", "texlive-metafont", "texlive-metapost", "texlive-palatino", "texlive-preview", "texlive-times", "texlive-zapfchan", "texlive-zapfding", ); $map{"latexmk"} = "texlive-latexmk-bin"; # FIXME: add support for installing CJK fonts # # I tried hard, but was unable to find a way to install # "Noto Sans CJK SC" on openSUSE check_rpm_missing(\@suse_tex_pkgs, 2) if ($pdf); check_missing_tex(2) if ($pdf); check_missing(\%map); return if (!$need && !$optional); printf("You should run:\n\n\tsudo zypper install --no-recommends $install\n");} sub give_mageia_hints(){ my %map = ( "python-sphinx" => "python3-sphinx", "sphinx_rtd_theme" => "python3-sphinx_rtd_theme", "virtualenv" => "python3-virtualenv", "dot" => "graphviz", "convert" => "ImageMagick", "Pod::Usage" => "perl-Pod-Usage", "xelatex" => "texlive", "rsvg-convert" => "librsvg2-tools", ); my @tex_pkgs = ( "texlive-fontsextra", ); Lines 1–500 of 771. 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#!/usr/bin/perl # SPDX-License-Identifier: GPL-2.0-or-later use strict; # Copyright (c) 2017-2019 Mauro Carvalho Chehab <mchehab@kernel.org> # my $prefix = "./"; $prefix = "$ENV{'srctree'}/" if ($ENV{'srctree'}); my $conf = $prefix . "Documentation/conf.py"; my $requirement_file = $prefix . "Documentation/sphinx/requirements.txt"; my $virtenv_prefix = "sphinx_"; # # Static vars # my %missing; my $system_release; my $need = 0; my $optional = 0; my $need_symlink = 0; my $need_sphinx = 0; my $rec_sphinx_upgrade = 0; my $install = ""; my $virtenv_dir = ""; my $min_version; # # Command line arguments # my $pdf = 1; my $virtualenv = 1; my $version_check = 0; # # List of required texlive packages on Fedora and OpenSuse # my %texlive = ( 'amsfonts.sty' => 'texlive-amsfonts', 'amsmath.sty' => 'texlive-amsmath', 'amssymb.sty' => 'texlive-amsfonts', 'amsthm.sty' => 'texlive-amscls', 'anyfontsize.sty' => 'texlive-anyfontsize', 'atbegshi.sty' => 'texlive-oberdiek', 'bm.sty' => 'texlive-tools', 'capt-of.sty' => 'texlive-capt-of', 'cmap.sty' => 'texlive-cmap', 'ecrm1000.tfm' => 'texlive-ec', 'eqparbox.sty' => 'texlive-eqparbox', 'eu1enc.def' => 'texlive-euenc', 'fancybox.sty' => 'texlive-fancybox', 'fancyvrb.sty' => 'texlive-fancyvrb', 'float.sty' => 'texlive-float', 'fncychap.sty' => 'texlive-fncychap', 'footnote.sty' => 'texlive-mdwtools', 'framed.sty' => 'texlive-framed', 'luatex85.sty' => 'texlive-luatex85', 'multirow.sty' => 'texlive-multirow', 'needspace.sty' => 'texlive-needspace', 'palatino.sty' => 'texlive-psnfss', 'parskip.sty' => 'texlive-parskip', 'polyglossia.sty' => 'texlive-polyglossia', 'tabulary.sty' => 'texlive-tabulary', 'threeparttable.sty' => 'texlive-threeparttable', 'titlesec.sty' => 'texlive-titlesec', 'ucs.sty' => 'texlive-ucs', 'upquote.sty' => 'texlive-upquote', 'wrapfig.sty' => 'texlive-wrapfig', ); # # Subroutines that checks if a feature exists # sub check_missing(%) { my %map = %{$_[0]}; foreach my $prog (sort keys %missing) { my $is_optional = $missing{$prog}; # At least on some LTS distros like CentOS 7, texlive doesn't # provide all packages we need. When such distros are # detected, we have to disable PDF output. # # So, we need to ignore the packages that distros would # need for LaTeX to work if ($is_optional == 2 && !$pdf) { $optional--; next; } if ($is_optional) { print "Warning: better to also install \"$prog\".\n"; } else { print "ERROR: please install \"$prog\", otherwise, build won't work.\n"; } if (defined($map{$prog})) { $install .= " " . $map{$prog}; } else { $install .= " " . $prog; } } $install =~ s/^\s//; } sub add_package($$) { my $package = shift; my $is_optional = shift; $missing{$package} = $is_optional; if ($is_optional) { $optional++; } else { $need++; } } sub check_missing_file($$$) { my $files = shift; my $package = shift; my $is_optional = shift; for (@$files) { return if(-e $_); } add_package($package, $is_optional); } sub findprog($) { foreach(split(/:/, $ENV{PATH})) { return "$_/$_[0]" if(-x "$_/$_[0]"); } } sub check_program($$) { my $prog = shift; my $is_optional = shift; return if findprog($prog); add_package($prog, $is_optional); } sub check_perl_module($$) { my $prog = shift; my $is_optional = shift; my $err = system("perl -M$prog -e 1 2>/dev/null /dev/null"); return if ($err == 0); add_package($prog, $is_optional); } sub check_python_module($$) { my $prog = shift; my $is_optional = shift; my $err = system("python3 -c 'import $prog' 2>/dev/null /dev/null"); return if ($err == 0); my $err = system("python -c 'import $prog' 2>/dev/null /dev/null"); return if ($err == 0); add_package($prog, $is_optional); } sub check_rpm_missing($$) { my @pkgs = @{$_[0]}; my $is_optional = $_[1]; foreach my $prog(@pkgs) { my $err = system("rpm -q '$prog' 2>/dev/null >/dev/null"); add_package($prog, $is_optional) if ($err); } } sub check_pacman_missing($$) { my @pkgs = @{$_[0]}; my $is_optional = $_[1]; foreach my $prog(@pkgs) { my $err = system("pacman -Q '$prog' 2>/dev/null >/dev/null"); add_package($prog, $is_optional) if ($err); } } sub check_missing_tex($) { my $is_optional = shift; my $kpsewhich = findprog("kpsewhich"); foreach my $prog(keys %texlive) { my $package = $texlive{$prog}; if (!$kpsewhich) { add_package($package, $is_optional); next; } my $file = qx($kpsewhich $prog); add_package($package, $is_optional) if ($file =~ /^\s*$/); } } sub get_sphinx_fname() { my $fname = "sphinx-build"; return $fname if findprog($fname); $fname = "sphinx-build-3"; if (findprog($fname)) { $need_symlink = 1; return $fname; } if ($virtualenv) { my $prog = findprog("virtualenv-3"); $prog = findprog("virtualenv-3.5") if (!$prog); check_program("virtualenv", 0) if (!$prog); $need_sphinx = 1; } else { add_package("python-sphinx", 0); } return ""; } sub check_sphinx() { my $rec_version; my $cur_version; open IN, $conf or die "Can't open $conf"; while (<IN>) { if (m/^\s*needs_sphinx\s*=\s*[\'\"]([\d\.]+)[\'\"]/) { $min_version=$1; last; } } close IN; die "Can't get needs_sphinx version from $conf" if (!$min_version); open IN, $requirement_file or die "Can't open $requirement_file"; while (<IN>) { if (m/^\s*Sphinx\s*==\s*([\d\.]+)$/) { $rec_version=$1; last; } } close IN; die "Can't get recommended sphinx version from $requirement_file" if (!$min_version); $virtenv_dir = $virtenv_prefix . $rec_version; my $sphinx = get_sphinx_fname(); return if ($sphinx eq ""); open IN, "$sphinx --version 2>&1 |" or die "$sphinx returned an error"; while (<IN>) { if (m/^\s*sphinx-build\s+([\d\.]+)(\+\/[\da-f]+)?$/) { $cur_version=$1; last; } # Sphinx 1.2.x uses a different format if (m/^\s*Sphinx.*\s+([\d\.]+)$/) { $cur_version=$1; last; } } close IN; die "$sphinx didn't return its version" if (!$cur_version); if ($cur_version lt $min_version) { printf "ERROR: Sphinx version is %s. It should be >= %s (recommended >= %s)\n", $cur_version, $min_version, $rec_version;; $need_sphinx = 1; return; } if ($cur_version lt $rec_version) { printf "Sphinx version %s\n", $cur_version; print "Warning: It is recommended at least Sphinx version $rec_version.\n"; $rec_sphinx_upgrade = 1; return; } # On version check mode, just assume Sphinx has all mandatory deps exit (0) if ($version_check); } # # Ancillary subroutines # sub catcheck($) { my $res = ""; $res = qx(cat $_[0]) if (-r $_[0]); return $res; } sub which($) { my $file = shift; my @path = split ":", $ENV{PATH}; foreach my $dir(@path) { my $name = $dir.'/'.$file; return $name if (-x $name ); } return undef; } # # Subroutines that check distro-specific hints # sub give_debian_hints() { my %map = ( "python-sphinx" => "python3-sphinx", "sphinx_rtd_theme" => "python3-sphinx-rtd-theme", "virtualenv" => "virtualenv", "dot" => "graphviz", "convert" => "imagemagick", "Pod::Usage" => "perl-modules", "xelatex" => "texlive-xetex", "rsvg-convert" => "librsvg2-bin", ); if ($pdf) { check_missing_file(["/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf"], "fonts-dejavu", 2); check_missing_file(["/usr/share/fonts/noto-cjk/NotoSansCJK-Regular.ttc", "/usr/share/fonts/opentype/noto/NotoSerifCJK-Regular.ttc"], "fonts-noto-cjk", 2); } check_program("dvipng", 2) if ($pdf); check_missing(\%map); return if (!$need && !$optional); printf("You should run:\n\n\tsudo apt-get install $install\n"); } sub give_redhat_hints() { my %map = ( "python-sphinx" => "python3-sphinx", "sphinx_rtd_theme" => "python3-sphinx_rtd_theme", "virtualenv" => "python3-virtualenv", "dot" => "graphviz", "convert" => "ImageMagick", "Pod::Usage" => "perl-Pod-Usage", "xelatex" => "texlive-xetex-bin", "rsvg-convert" => "librsvg2-tools", ); my @fedora26_opt_pkgs = ( "graphviz-gd", # Fedora 26: needed for PDF support ); my @fedora_tex_pkgs = ( "texlive-collection-fontsrecommended", "texlive-collection-latex", "texlive-xecjk", "dejavu-sans-fonts", "dejavu-serif-fonts", "dejavu-sans-mono-fonts", ); # # Checks valid for RHEL/CentOS version 7.x. # my $old = 0; my $rel; $rel = $1 if ($system_release =~ /release\s+(\d+)/); if (!($system_release =~ /Fedora/)) { $map{"virtualenv"} = "python-virtualenv"; if ($rel && $rel < 8) { $old = 1; $pdf = 0; printf("Note: texlive packages on RHEL/CENTOS <= 7 are incomplete. Can't support PDF output\n"); printf("If you want to build PDF, please read:\n"); printf("\thttps://www.systutorials.com/241660/how-to-install-tex-live-on-centos-7-linux/\n"); } } else { if ($rel && $rel < 26) { $old = 1; } } if (!$rel) { printf("Couldn't identify release number\n"); $old = 1; $pdf = 0; } if ($pdf) { check_missing_file(["/usr/share/fonts/google-noto-cjk/NotoSansCJK-Regular.ttc"], "google-noto-sans-cjk-ttc-fonts", 2); } check_rpm_missing(\@fedora26_opt_pkgs, 2) if ($pdf && !$old); check_rpm_missing(\@fedora_tex_pkgs, 2) if ($pdf); check_missing_tex(2) if ($pdf); check_missing(\%map); return if (!$need && !$optional); if (!$old) { # dnf, for Fedora 18+ printf("You should run:\n\n\tsudo dnf install -y $install\n"); } else { # yum, for RHEL (and clones) or Fedora version < 18 printf("You should run:\n\n\tsudo yum install -y $install\n"); } } sub give_opensuse_hints() { my %map = ( "python-sphinx" => "python3-sphinx", "sphinx_rtd_theme" => "python3-sphinx_rtd_theme", "virtualenv" => "python3-virtualenv", "dot" => "graphviz", "convert" => "ImageMagick", "Pod::Usage" => "perl-Pod-Usage", "xelatex" => "texlive-xetex-bin", "rsvg-convert" => "rsvg-view", ); my @suse_tex_pkgs = ( "texlive-babel-english", "texlive-caption", "texlive-colortbl", "texlive-courier", "texlive-dvips", "texlive-helvetic", "texlive-makeindex", "texlive-metafont", "texlive-metapost", "texlive-palatino", "texlive-preview", "texlive-times", "texlive-zapfchan", "texlive-zapfding", ); $map{"latexmk"} = "texlive-latexmk-bin"; # FIXME: add support for installing CJK fonts # # I tried hard, but was unable to find a way to install # "Noto Sans CJK SC" on openSUSE check_rpm_missing(\@suse_tex_pkgs, 2) if ($pdf); check_missing_tex(2) if ($pdf); check_missing(\%map); return if (!$need && !$optional); printf("You should run:\n\n\tsudo zypper install --no-recommends $install\n"); } sub give_mageia_hints() { my %map = ( "python-sphinx" => "python3-sphinx", "sphinx_rtd_theme" => "python3-sphinx_rtd_theme", "virtualenv" => "python3-virtualenv", "dot" => "graphviz", "convert" => "ImageMagick", "Pod::Usage" => "perl-Pod-Usage", "xelatex" => "texlive", "rsvg-convert" => "librsvg2-tools", ); my @tex_pkgs = ( "texlive-fontsextra", );