package printer::common;
use strict;
use vars qw(@ISA @EXPORT);
@ISA = qw(Exporter);
@EXPORT = qw(addentry addsection removeentry removesection);
sub addentry {
my ($section, $entry, $filecontent) = @_;
my $sectionfound = 0;
my $entryinserted = 0;
my @lines = split("\n", $filecontent);
foreach (@lines) {
if (!$sectionfound) {
$sectionfound = 1 if /^\s*\[\s*$section\s*\]\s*$/;
} else {
if (!/^\s*$/ && !/^\s*;/) { #-#
$_ = "$entry\n$_";
$entryinserted = 1;
last;
}
}
}
push(@lines, $entry) if $sectionfound && !$entryinserted;
return join "\n", @lines;
}
sub addsection {
my ($section, $filecontent) = @_;
my @lines = split("\n", $filecontent);
foreach (@lines) {
# section already there, nothing to be done
return $filecontent if /^\s*\[\s*$section\s*\]\s*$/;
}
return $filecontent . "\n[$section]";
}
sub removeentry {
my ($section, $entry, $filecontent) = @_;
my $sectionfound = 0;
my $done = 0;
my @lines = split("\n", $filecontent);
foreach (@lines) {
$_ = "$_\n";
next if $done;
if (!$sectionfound) {
$sectionfound = 1 if /^\s*\[\s*$section\s*\]\s*$/;
} else {
if (/^\s*\[.*\]\s*$/) { # Next section
$done = 1;
} elsif (/^\s*$entry/) {
$_ = "";
$done = 1;
}
}
}
return join "", @lines;
}
sub removesection {
my ($section, $filecontent) = @_;
my $sectionfound = 0;
my $done = 0;
my @lines = split("\n", $filecontent);
foreach (@lines) {
$_ = "$_\n";
next if $done;
if (!$sectionfound) {
if (/^\s*\[\s*$section\s*\]\s*$/) {
$_ = "";
$sectionfound = 1;
}
} else {
if (/^\s*\[.*\]\s*$/) { # Next section
$done = 1;
} else {
$_ = "";
}
}
}
return join "", @lines;
}
1;
option>
<option value='distro/mga8'>distro/mga8</option>
<option value='distro/mga9'>distro/mga9</option>
<option value='master'>master</option>
<option value='topic/Corpo_2_1'>topic/Corpo_2_1</option>
<option value='topic/KA9_0'>topic/KA9_0</option>
<option value='topic/MDK-10-update'>topic/MDK-10-update</option>
<option value='topic/MDK-10_1-update'>topic/MDK-10_1-update</option>
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<option value='topic/MDK-2006_0-update'>topic/MDK-2006_0-update</option>
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<option value='topic/R9_1_HP-branch'>topic/R9_1_HP-branch</option>
<option value='topic/a'>topic/a</option>
<option value='topic/before_matchbox_wm'>topic/before_matchbox_wm</option>
<option value='topic/bug-13680'>topic/bug-13680</option>
<option value='topic/dietlibc'>topic/dietlibc</option>
<option value='topic/efi'>topic/efi</option>
<option value='topic/extlinux'>topic/extlinux</option>
<option value='topic/firewall'>topic/firewall</option>
<option value='topic/gdk-pixbuf-0-branch'>topic/gdk-pixbuf-0-branch</option>
<option value='topic/gi-ppc'>topic/gi-ppc</option>
<option value='topic/ia64-8_1'>topic/ia64-8_1</option>
<option value='topic/mandrakesoft'>topic/mandrakesoft</option>
<option value='topic/mlcd4'>topic/mlcd4</option>
<option value='topic/ppp'>topic/ppp</option>
<option value='topic/rp-pppoe'>topic/rp-pppoe</option>
<option value='topic/switching_to_dnf'>topic/switching_to_dnf</option>
<option value='topic/switching_to_urpmi'>topic/switching_to_urpmi</option>
<option value='topic/unlabeled-1.1.1'>topic/unlabeled-1.1.1</option>
<option value='topic/v_webmin_0_87'>topic/v_webmin_0_87</option>
<option value='topic/x86_64-branch'>topic/x86_64-branch</option>
<option value='user/animtim/designWork'>user/animtim/designWork</option>
<option value='user/colin/rescue-systemd'>user/colin/rescue-systemd</option>
<option value='user/ennael/mga6'>user/ennael/mga6</option>
<option value='user/erwan/bug-13680'>user/erwan/bug-13680</option>
<option value='user/jibz/aarch64'>user/jibz/aarch64</option>
<option value='user/martinw/mga6'>user/martinw/mga6</option>
<option value='user/pterjan/arm64'>user/pterjan/arm64</option>
</select> <input type='submit' value='switch'/></form></td></tr>
<tr><td class='sub'>Mageia Installer and base platform for many utilities</td><td class='sub right'>Thierry Vignaud [tv]</td></tr></table>
<table class='tabs'><tr><td>
<a href='/software/drakx/?h=16.75'>summary</a><a href='/software/drakx/refs/?h=16.75&id=cee93528ca3615799d0127dee4d93ab8e81b95f6'>refs</a><a href='/software/drakx/log/perl-install/commands.pm?h=16.75'>log</a><a class='active' href='/software/drakx/tree/perl-install/commands.pm?h=16.75&id=cee93528ca3615799d0127dee4d93ab8e81b95f6'>tree</a><a href='/software/drakx/commit/perl-install/commands.pm?h=16.75&id=cee93528ca3615799d0127dee4d93ab8e81b95f6'>commit</a><a href='/software/drakx/diff/perl-install/commands.pm?h=16.75&id=cee93528ca3615799d0127dee4d93ab8e81b95f6'>diff</a><a href='/software/drakx/stats/perl-install/commands.pm?h=16.75'>stats</a></td><td class='form'><form class='right' method='get' action='/software/drakx/log/perl-install/commands.pm'>
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<td class='lines'><pre><code><span class="hl kwa">package</span> commands<span class="hl opt">;</span> <span class="hl slc"># $Id$</span>
<span class="hl slc">#-########################################################################</span>
<span class="hl slc">#- This file implement many common shell commands:</span>
<span class="hl slc">#- true, false, cat, which, dirname, basename, rmdir, lsmod, grep, tr,</span>
<span class="hl slc">#- mount, umount, mkdir, mknod, ln, rm, chmod, chown, swapon,</span>
<span class="hl slc">#- swapoff, ls, cp, ps, dd, head, tail, strings, hexdump, more, insmod,</span>
<span class="hl slc">#- modprobe, route, df, kill, lspci, lssbus, dmesg, sort, du, </span>
<span class="hl slc">#-########################################################################</span>
<span class="hl kwa">use</span> diagnostics<span class="hl opt">;</span>
<span class="hl kwa">use</span> strict<span class="hl opt">;</span>
<span class="hl kwa">use</span> vars <span class="hl str">qw(</span><span class="hl ipl">$printable_chars</span> <span class="hl str">*ROUTE *DF *PS)</span><span class="hl opt">;</span>
<span class="hl slc">#-######################################################################################</span>
<span class="hl slc">#- misc imports</span>
<span class="hl slc">#-######################################################################################</span>
<span class="hl kwa">use</span> MDK<span class="hl opt">::</span>Common<span class="hl opt">::</span>System<span class="hl opt">;</span>
<span class="hl kwa">use</span> common<span class="hl opt">;</span>
<span class="hl slc">#-######################################################################################</span>
<span class="hl slc">#- Functions</span>
<span class="hl slc">#-######################################################################################</span>
<span class="hl kwa">sub</span> getopts <span class="hl opt">{</span>
<span class="hl kwc">my</span> <span class="hl kwb">$o</span> <span class="hl opt">=</span> <span class="hl kwc">shift</span><span class="hl opt">;</span>
<span class="hl kwc">my</span> <span class="hl kwb">@r</span> <span class="hl opt">=</span> <span class="hl kwc">map</span> <span class="hl opt">{</span> <span class="hl str">''</span> <span class="hl opt">} (</span><span class="hl kwb">@_</span> <span class="hl opt">=</span> <span class="hl kwc">split</span> <span class="hl kwd">//</span><span class="hl opt">,</span> <span class="hl kwb">$_</span><span class="hl opt">[</span><span class="hl num">0</span><span class="hl opt">]);</span>
<span class="hl kwa">while</span> <span class="hl opt">(</span><span class="hl num">1</span><span class="hl opt">) {</span>
<span class="hl kwc">local</span> <span class="hl kwb">$_</span> <span class="hl opt">=</span> <span class="hl kwb">$o</span><span class="hl opt">->[</span><span class="hl num">0</span><span class="hl opt">];</span>
<span class="hl kwb">$_</span> <span class="hl opt">&&</span> <span class="hl kwd">/^-/</span> <span class="hl kwc">or</span> <span class="hl kwa">return</span> <span class="hl kwb">@r</span><span class="hl opt">;</span>
<span class="hl kwa">for</span> <span class="hl opt">(</span><span class="hl kwc">my</span> <span class="hl kwb">$i</span> <span class="hl opt">=</span> <span class="hl num">0</span><span class="hl opt">;</span> <span class="hl kwb">$i</span> <span class="hl opt"><</span> <span class="hl kwb">@_</span><span class="hl opt">;</span> <span class="hl kwb">$i++</span><span class="hl opt">) {</span> <span class="hl kwd">/$_[$i]/</span> <span class="hl kwc">and</span> <span class="hl kwb">$r</span><span class="hl opt">[</span><span class="hl kwb">$i</span><span class="hl opt">] =</span> <span class="hl kwb">$_</span><span class="hl opt">[</span><span class="hl kwb">$i</span><span class="hl opt">] }</span>
<span class="hl kwc">shift</span> <span class="hl kwb">@$o</span><span class="hl opt">;</span>
<span class="hl opt">}</span>
<span class="hl kwb">@r</span><span class="hl opt">;</span>
<span class="hl opt">}</span>
<span class="hl kwa">sub</span> true<span class="hl opt">() {</span> <span class="hl kwa">exit</span> <span class="hl num">0</span> <span class="hl opt">}</span>
<span class="hl kwa">sub</span> false<span class="hl opt">() {</span> <span class="hl kwa">exit</span> <span class="hl num">1</span> <span class="hl opt">}</span>
<span class="hl kwa">sub</span> cat <span class="hl opt">{</span> <span class="hl kwb">@ARGV</span> <span class="hl opt">=</span> <span class="hl kwb">@_</span><span class="hl opt">;</span> <span class="hl kwc">print</span> <span class="hl kwa">while</span> <span class="hl opt"><> }</span>
<span class="hl kwa">sub</span> dirname_ <span class="hl opt">{</span> <span class="hl kwc">print</span> dirname<span class="hl opt">(</span><span class="hl kwb">@_</span><span class="hl opt">),</span> <span class="hl str">"</span><span class="hl esc">\n</span><span class="hl str">"</span> <span class="hl opt">}</span>
<span class="hl kwa">sub</span> basename_ <span class="hl opt">{</span> <span class="hl kwc">print</span> basename<span class="hl opt">(</span><span class="hl kwb">@_</span><span class="hl opt">),</span> <span class="hl str">"</span><span class="hl esc">\n</span><span class="hl str">"</span> <span class="hl opt">}</span>
<span class="hl kwa">sub</span> rmdir_ <span class="hl opt">{</span> <span class="hl kwa">foreach</span> <span class="hl opt">(</span><span class="hl kwb">@_</span><span class="hl opt">) {</span> <span class="hl kwc">rmdir</span> <span class="hl kwb">$_</span> <span class="hl kwc">or die</span> <span class="hl str">"rmdir: can not remove</span> <span class="hl ipl">$_\n</span><span class="hl str">"</span> <span class="hl opt">} }</span>
<span class="hl kwa">sub</span> lsmod<span class="hl opt">() {</span> <span class="hl kwc">print</span> <span class="hl str">"Module Size Used by</span><span class="hl esc">\n</span><span class="hl str">"</span><span class="hl opt">;</span> cat<span class="hl opt">(</span><span class="hl str">"/proc/modules"</span><span class="hl opt">) }</span>
<span class="hl kwa">sub</span> which <span class="hl opt">{</span>
ARG<span class="hl opt">:</span> <span class="hl kwa">foreach</span> <span class="hl opt">(</span><span class="hl kwb">@_</span><span class="hl opt">) {</span> <span class="hl kwa">foreach</span> <span class="hl kwc">my</span> <span class="hl kwb">$c</span> <span class="hl opt">(</span><span class="hl kwc">split</span> <span class="hl kwd">/:/</span><span class="hl opt">,</span> <span class="hl kwb">$ENV</span><span class="hl opt">{</span>PATH<span class="hl opt">}) { -</span>x <span class="hl str">"</span><span class="hl ipl">$c/$_</span><span class="hl str">"</span> <span class="hl kwc">and print</span><span class="hl opt">(</span><span class="hl str">"</span><span class="hl ipl">$c/$_\n</span><span class="hl str">"</span><span class="hl opt">),</span> <span class="hl kwa">next</span> ARG <span class="hl opt">} }</span>
<span class="hl opt">}</span>
<span class="hl kwa">sub</span> grep_ <span class="hl opt">{</span>
<span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$h, $v, $i</span><span class="hl opt">) =</span> getopts<span class="hl opt">(</span>\<span class="hl kwb">@_,</span> <span class="hl str">qw(hvi)</span><span class="hl opt">);</span>
<span class="hl kwb">@_</span> <span class="hl opt">==</span> <span class="hl num">0</span> <span class="hl opt">||</span> <span class="hl kwb">$h</span> <span class="hl kwc">and die</span> <span class="hl str">"usage: grep <regexp> [files...]</span><span class="hl esc">\n</span><span class="hl str">"</span><span class="hl opt">;</span>
<span class="hl kwc">my</span> <span class="hl kwb">$r</span> <span class="hl opt">=</span> <span class="hl kwc">shift</span><span class="hl opt">;</span>
<span class="hl kwb">$r</span> <span class="hl opt">=</span> <span class="hl kwd">qr/$r/i</span> <span class="hl kwa">if</span> <span class="hl kwb">$i</span><span class="hl opt">;</span>
<span class="hl kwb">@ARGV</span> <span class="hl opt">=</span> <span class="hl kwb">@_</span><span class="hl opt">; (</span><span class="hl kwd">/$r/</span> <span class="hl kwc">xor</span> <span class="hl kwb">$v</span><span class="hl opt">)</span> <span class="hl kwc">and print</span> <span class="hl kwa">while</span> <span class="hl opt"><>;</span>
<span class="hl opt">}</span>
<span class="hl kwa">sub</span> tr_ <span class="hl opt">{</span>
<span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$s, $c, $d</span><span class="hl opt">) =</span> getopts<span class="hl opt">(</span>\<span class="hl kwb">@_,</span> <span class="hl str">qw(s c d)</span><span class="hl opt">);</span>
<span class="hl kwb">@_</span> <span class="hl opt">>=</span> <span class="hl num">1</span> <span class="hl opt">+ (!</span><span class="hl kwb">$d</span> <span class="hl opt">||</span> <span class="hl kwb">$s</span><span class="hl opt">)</span> <span class="hl kwc">or die</span> <span class="hl str">"usage: tr [-c] [-s [-d]] <set1> <set2> [files...]</span><span class="hl esc">\n</span> <span class="hl str">or tr [-c] -d <set1> [files...]</span><span class="hl esc">\n</span><span class="hl str">"</span><span class="hl opt">;</span>
<span class="hl kwc">my</span> <span class="hl kwb">$set1</span> <span class="hl opt">=</span> <span class="hl kwc">shift</span><span class="hl opt">;</span>
<span class="hl kwc">my</span> <span class="hl kwb">$set2</span><span class="hl opt">; !</span><span class="hl kwb">$d</span> <span class="hl opt">||</span> <span class="hl kwb">$s</span> <span class="hl kwc">and</span> <span class="hl kwb">$set2</span> <span class="hl opt">=</span> <span class="hl kwc">shift</span><span class="hl opt">;</span>
<span class="hl kwb">@ARGV</span> <span class="hl opt">=</span> <span class="hl kwb">@_</span><span class="hl opt">;</span>
<span class="hl kwc">eval</span> <span class="hl str">"(tr/$set1/$set2/</span><span class="hl ipl">$s$d$c</span><span class="hl str">, print) while <>"</span><span class="hl opt">;</span>
<span class="hl opt">}</span>
<span class="hl kwa">sub</span> mount <span class="hl opt">{</span>
<span class="hl kwb">@_</span> <span class="hl kwc">or</span> <span class="hl kwa">return</span> cat<span class="hl opt">(</span><span class="hl str">"/proc/mounts"</span><span class="hl opt">);</span>
<span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$t, $r</span><span class="hl opt">) =</span> getopts<span class="hl opt">(</span>\<span class="hl kwb">@_,</span> <span class="hl str">qw(tr)</span><span class="hl opt">);</span>
<span class="hl kwc">my</span> <span class="hl kwb">$fs</span> <span class="hl opt">=</span> <span class="hl kwb">$t</span> <span class="hl opt">&&</span> <span class="hl kwc">shift</span><span class="hl opt">;</span>
<span class="hl kwb">@_</span> <span class="hl opt">==</span> <span class="hl num">2</span> <span class="hl kwc">or die</span> <span class="hl str">"usage: mount [-r] [-t <fs>] <device> <dir></span><span class="hl esc">\n</span><span class="hl str">"</span><span class="hl opt">,</span>
<span class="hl str">" (use -r for readonly)</span><span class="hl esc">\n</span><span class="hl str">"</span><span class="hl opt">,</span>
<span class="hl str">" (if /dev/ is left off the device name, a temporary node will be created)</span><span class="hl esc">\n</span><span class="hl str">"</span><span class="hl opt">;</span>
<span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$dev, $where</span><span class="hl opt">) =</span> <span class="hl kwb">@_</span><span class="hl opt">;</span>
<span class="hl kwb">$fs</span> <span class="hl opt">||=</span> <span class="hl kwb">$dev</span> <span class="hl opt">=~</span> <span class="hl kwd">/:/</span> ? <span class="hl str">"nfs"</span> <span class="hl opt">:</span>
<span class="hl kwb">$dev</span> <span class="hl opt">=~</span> <span class="hl kwd">/fd/</span> ? <span class="hl str">"vfat"</span> <span class="hl opt">:</span> <span class="hl str">"ext2"</span><span class="hl opt">;</span>
<span class="hl kwa">require</span> fs<span class="hl opt">;</span>
<span class="hl kwa">require</span> modules<span class="hl opt">;</span>
modules<span class="hl opt">::</span>load_dependencies<span class="hl opt">(</span><span class="hl str">"/modules/modules.dep"</span><span class="hl opt">);</span>
fs<span class="hl opt">::</span>mount<span class="hl opt">(</span><span class="hl kwb">$dev, $where, $fs, $r</span><span class="hl opt">);</span>
<span class="hl opt">}</span>
<span class="hl kwa">sub</span> umount <span class="hl opt">{</span>
<span class="hl kwb">@_</span> <span class="hl opt">==</span> <span class="hl num">1</span> <span class="hl kwc">or die</span> <span class="hl str">"umount expects a single argument</span><span class="hl esc">\n</span><span class="hl str">"</span><span class="hl opt">;</span>
<span class="hl kwa">require</span> fs<span class="hl opt">;</span>
fs<span class="hl opt">::</span>umount<span class="hl opt">(</span><span class="hl kwb">$_</span><span class="hl opt">[</span><span class="hl num">0</span><span class="hl opt">]);</span>
<span class="hl opt">}</span>
<span class="hl kwa">sub</span> mkdir_ <span class="hl opt">{</span>
<span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$_rec</span><span class="hl opt">) =</span> getopts<span class="hl opt">(</span>\<span class="hl kwb">@_,</span> <span class="hl str">qw(p)</span><span class="hl opt">);</span>
mkdir_p<span class="hl opt">(</span><span class="hl kwb">$_</span><span class="hl opt">)</span> <span class="hl kwa">foreach</span> <span class="hl kwb">@_</span><span class="hl opt">;</span>
<span class="hl opt">}</span>
<span class="hl kwa">sub</span> mknod <span class="hl opt">{</span>
<span class="hl kwa">if</span> <span class="hl opt">(</span><span class="hl kwb">@_</span> <span class="hl opt">==</span> <span class="hl num">1</span><span class="hl opt">) {</span>
<span class="hl kwa">require</span> devices<span class="hl opt">;</span>
<span class="hl kwc">eval</span> <span class="hl opt">{</span> devices<span class="hl opt">::</span>make<span class="hl opt">(</span><span class="hl kwb">$_</span><span class="hl opt">[</span><span class="hl num">0</span><span class="hl opt">]) };</span> <span class="hl kwb">$@</span> <span class="hl kwc">and die</span> <span class="hl str">"mknod: failed to create</span> <span class="hl ipl">$_</span><span class="hl str">[0]</span><span class="hl esc">\n</span><span class="hl str">"</span><span class="hl opt">;</span>
<span class="hl opt">}</span> <span class="hl kwa">elsif</span> <span class="hl opt">(</span><span class="hl kwb">@_</span> <span class="hl opt">==</span> <span class="hl num">4</span><span class="hl opt">) {</span>
<span class="hl kwa">require</span> c<span class="hl opt">;</span>
<span class="hl kwc">my</span> <span class="hl kwb">$mode</span> <span class="hl opt">= ${{</span> <span class="hl str">"b"</span> <span class="hl opt">=></span> c<span class="hl opt">::</span>S_IFBLK<span class="hl opt">(),</span> <span class="hl str">"c"</span> <span class="hl opt">=></span> c<span class="hl opt">::</span>S_IFCHR<span class="hl opt">() }}{</span><span class="hl kwb">$_</span><span class="hl opt">[</span><span class="hl num">1</span><span class="hl opt">]}</span> <span class="hl kwc">or die</span> <span class="hl str">"unknown node type</span> <span class="hl ipl">$_</span><span class="hl str">[1]</span><span class="hl esc">\n</span><span class="hl str">"</span><span class="hl opt">;</span>
syscall_<span class="hl opt">(</span><span class="hl str">'mknod'</span><span class="hl opt">,</span> <span class="hl kwc">my</span> <span class="hl kwb">$_a</span> <span class="hl opt">=</span> <span class="hl kwb">$_</span><span class="hl opt">[</span><span class="hl num">0</span><span class="hl opt">],</span> <span class="hl kwb">$mode</span> <span class="hl opt">|</span> <span class="hl num">0600</span><span class="hl opt">,</span> makedev<span class="hl opt">(</span><span class="hl kwb">$_</span><span class="hl opt">[</span><span class="hl num">2</span><span class="hl opt">],</span> <span class="hl kwb">$_</span><span class="hl opt">[</span><span class="hl num">3</span><span class="hl opt">]))</span> <span class="hl kwc">or die</span> <span class="hl str">"mknod failed:</span> <span class="hl ipl">$!\n</span><span class="hl str">"</span><span class="hl opt">;</span>
<span class="hl opt">}</span> <span class="hl kwa">else</span> <span class="hl opt">{</span> <span class="hl kwc">die</span> <span class="hl str">"usage: mknod <path> [b|c] <major> <minor> or mknod <path></span><span class="hl esc">\n</span><span class="hl str">"</span> <span class="hl opt">}</span>
<span class="hl opt">}</span>
<span class="hl kwa">sub</span> ln <span class="hl opt">{</span>
<span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$force, $soft</span><span class="hl opt">) =</span> getopts<span class="hl opt">(</span>\<span class="hl kwb">@_,</span> <span class="hl str">qw(fs)</span><span class="hl opt">);</span>
<span class="hl kwb">@_</span> <span class="hl opt">>=</span> <span class="hl num">1</span> <span class="hl kwc">or die</span> <span class="hl str">"usage: ln [-s] [-f] <source> [<dest>]</span><span class="hl esc">\n</span><span class="hl str">"</span><span class="hl opt">;</span>
<span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$source, $dest</span><span class="hl opt">) =</span> <span class="hl kwb">@_</span><span class="hl opt">;</span>
<span class="hl kwb">$dest</span> <span class="hl opt">||=</span> basename<span class="hl opt">(</span><span class="hl kwb">$source</span><span class="hl opt">);</span>
<span class="hl kwb">$force</span> <span class="hl kwc">and unlink</span> <span class="hl kwb">$dest</span><span class="hl opt">;</span>
<span class="hl opt">(</span><span class="hl kwb">$soft</span> ? <span class="hl kwc">symlink</span><span class="hl opt">(</span><span class="hl kwb">$source, $dest</span><span class="hl opt">) :</span> <span class="hl kwc">link</span><span class="hl opt">(</span><span class="hl kwb">$source, $dest</span><span class="hl opt">))</span> <span class="hl kwc">or die</span> <span class="hl str">"ln failed:</span> <span class="hl ipl">$!\n</span><span class="hl str">"</span><span class="hl opt">;</span>
<span class="hl opt">}</span>
<span class="hl kwa">sub</span> rm <span class="hl opt">{</span>
<span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$rec,</span> <span class="hl kwc">undef</span><span class="hl opt">) =</span> getopts<span class="hl opt">(</span>\<span class="hl kwb">@_,</span> <span class="hl str">qw(rf)</span><span class="hl opt">);</span>
<span class="hl kwc">my</span> <span class="hl kwb">$rm</span><span class="hl opt">;</span> <span class="hl kwb">$rm</span> <span class="hl opt">=</span> <span class="hl kwa">sub</span> <span class="hl opt">{</span>
<span class="hl kwa">foreach</span> <span class="hl opt">(</span><span class="hl kwb">@_</span><span class="hl opt">) {</span>
<span class="hl kwa">if</span> <span class="hl opt">(!-</span>l <span class="hl kwb">$_</span> <span class="hl opt">&& -</span>d <span class="hl kwb">$_</span><span class="hl opt">) {</span>
<span class="hl kwb">$rec</span> <span class="hl kwc">or die</span> <span class="hl str">"</span><span class="hl ipl">$_</span> <span class="hl str">is a directory</span><span class="hl esc">\n</span><span class="hl str">"</span><span class="hl opt">;</span>
<span class="hl opt">&</span><span class="hl kwb">$rm</span><span class="hl opt">(</span>glob_<span class="hl opt">(</span><span class="hl kwb">$_</span><span class="hl opt">));</span>
<span class="hl kwc">rmdir</span> <span class="hl kwb">$_</span> <span class="hl kwc">or die</span> <span class="hl str">"can not remove directory</span> <span class="hl ipl">$_</span><span class="hl str">:</span> <span class="hl ipl">$!\n</span><span class="hl str">"</span><span class="hl opt">;</span>
<span class="hl opt">}</span> <span class="hl kwa">else</span> <span class="hl opt">{</span> <span class="hl kwc">unlink</span> <span class="hl kwb">$_</span> <span class="hl kwc">or die</span> <span class="hl str">"rm of</span> <span class="hl ipl">$_</span> <span class="hl str">failed:</span> <span class="hl ipl">$!\n</span><span class="hl str">"</span> <span class="hl opt">}</span>
<span class="hl opt">}</span>
<span class="hl opt">};</span>
<span class="hl opt">&</span><span class="hl kwb">$rm</span><span class="hl opt">(</span><span class="hl kwb">@_</span><span class="hl opt">);</span>
<span class="hl opt">}</span>
<span class="hl kwa">sub</span> chmod_ <span class="hl opt">{</span>
<span class="hl kwb">@_</span> <span class="hl opt">>=</span> <span class="hl num">2</span> <span class="hl kwc">or die</span> <span class="hl str">"usage: chmod <mode> <files></span><span class="hl esc">\n</span><span class="hl str">"</span><span class="hl opt">;</span>
<span class="hl kwc">my</span> <span class="hl kwb">$mode</span> <span class="hl opt">=</span> <span class="hl kwc">shift</span><span class="hl opt">;</span>
<span class="hl kwb">$mode</span> <span class="hl opt">=~</span> <span class="hl kwd">/^[0-7]+$/</span> <span class="hl kwc">or die</span> <span class="hl str">"illegal mode</span> <span class="hl ipl">$mode\n</span><span class="hl str">"</span><span class="hl opt">;</span>
<span class="hl kwa">foreach</span> <span class="hl opt">(</span><span class="hl kwb">@_</span><span class="hl opt">) {</span> <span class="hl kwc">chmod oct</span><span class="hl opt">(</span><span class="hl kwb">$mode</span><span class="hl opt">),</span> <span class="hl kwb">$_</span> <span class="hl kwc">or die</span> <span class="hl str">"chmod failed</span> <span class="hl ipl">$_</span><span class="hl str">:</span> <span class="hl ipl">$!\n</span><span class="hl str">"</span> <span class="hl opt">}</span>
<span class="hl opt">}</span>
<span class="hl kwa">sub</span> chown_ <span class="hl opt">{</span>
<span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$rec,</span> <span class="hl kwc">undef</span><span class="hl opt">) =</span> getopts<span class="hl opt">(</span>\<span class="hl kwb">@_,</span> <span class="hl str">qw(r)</span><span class="hl opt">);</span>
<span class="hl kwc">local</span> <span class="hl kwb">$_</span> <span class="hl opt">=</span> <span class="hl kwc">shift or die</span> <span class="hl str">"usage: chown [-r] name[.group] <files></span><span class="hl esc">\n</span><span class="hl str">"</span><span class="hl opt">;</span>
<span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$name, $group</span><span class="hl opt">) = (</span><span class="hl kwc">split</span><span class="hl opt">(</span><span class="hl str">'\.'</span><span class="hl opt">),</span> <span class="hl kwb">$_</span><span class="hl opt">);</span>
<span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$uid, $gid</span><span class="hl opt">) = (</span><span class="hl kwc">getpwnam</span><span class="hl opt">(</span><span class="hl kwb">$name</span><span class="hl opt">) ||</span> <span class="hl kwb">$name,</span> <span class="hl kwc">getgrnam</span><span class="hl opt">(</span><span class="hl kwb">$group</span><span class="hl opt">) ||</span> <span class="hl kwb">$group</span><span class="hl opt">);</span>
<span class="hl kwc">my</span> <span class="hl kwb">$chown</span><span class="hl opt">;</span> <span class="hl kwb">$chown</span> <span class="hl opt">=</span> <span class="hl kwa">sub</span> <span class="hl opt">{</span>
<span class="hl kwa">foreach</span> <span class="hl opt">(</span><span class="hl kwb">@_</span><span class="hl opt">) {</span>
<span class="hl kwc">chown</span> <span class="hl kwb">$uid, $gid, $_</span> <span class="hl kwc">or die</span> <span class="hl str">"chown of file</span> <span class="hl ipl">$_</span> <span class="hl str">failed:</span> <span class="hl ipl">$!\n</span><span class="hl str">"</span><span class="hl opt">;</span>
<span class="hl opt">-</span>d <span class="hl kwb">$_</span> <span class="hl opt">&&</span> <span class="hl kwb">$rec</span> <span class="hl kwc">and</span> <span class="hl opt">&</span><span class="hl kwb">$chown</span><span class="hl opt">(</span>glob_<span class="hl opt">(</span><span class="hl kwb">$_</span><span class="hl opt">));</span>
<span class="hl opt">}</span>
<span class="hl opt">};</span>
<span class="hl opt">&</span><span class="hl kwb">$chown</span><span class="hl opt">(</span><span class="hl kwb">@_</span><span class="hl opt">);</span>
<span class="hl opt">}</span>
<span class="hl kwa">sub</span> swapon <span class="hl opt">{</span>
<span class="hl kwb">@_</span> <span class="hl opt">==</span> <span class="hl num">1</span> <span class="hl kwc">or die</span> <span class="hl str">"swapon <file></span><span class="hl esc">\n</span><span class="hl str">"</span><span class="hl opt">;</span>
<span class="hl kwa">require</span> fs<span class="hl opt">;</span>
fs<span class="hl opt">::</span>swapon<span class="hl opt">(</span><span class="hl kwb">$_</span><span class="hl opt">[</span><span class="hl num">0</span><span class="hl opt">]);</span>
<span class="hl opt">}</span>
<span class="hl kwa">sub</span> swapoff <span class="hl opt">{</span>
<span class="hl kwb">@_</span> <span class="hl opt">==</span> <span class="hl num">1</span> <span class="hl kwc">or die</span> <span class="hl str">"swapoff <file></span><span class="hl esc">\n</span><span class="hl str">"</span><span class="hl opt">;</span>
<span class="hl kwa">require</span> fs<span class="hl opt">;</span>
fs<span class="hl opt">::</span>swapoff<span class="hl opt">(</span><span class="hl kwb">$_</span><span class="hl opt">[</span><span class="hl num">0</span><span class="hl opt">]);</span>
<span class="hl opt">}</span>
<span class="hl kwa">sub</span> uncpio <span class="hl opt">{</span>
<span class="hl kwb">@_</span> <span class="hl kwc">and die</span> <span class="hl str">"uncpio reads from stdin</span><span class="hl esc">\n</span><span class="hl str">"</span><span class="hl opt">;</span>
<span class="hl slc"># cpioInstallArchive(gzdopen(0, "r"), NULL, 0, NULL, NULL, &fail);</span>
<span class="hl opt">}</span>
<span class="hl kwa">sub</span> rights <span class="hl opt">{</span>
<span class="hl kwc">my</span> <span class="hl kwb">$r</span> <span class="hl opt">=</span> <span class="hl str">'-'</span> x <span class="hl num">9</span><span class="hl opt">;</span>
<span class="hl kwc">my</span> <span class="hl kwb">@rights</span> <span class="hl opt">= (</span><span class="hl str">qw(x w r x w r x w r)</span><span class="hl opt">, [</span><span class="hl str">'t'</span><span class="hl opt">,</span> <span class="hl num">0</span><span class="hl opt">], [</span><span class="hl str">'s'</span><span class="hl opt">,</span> <span class="hl num">3</span><span class="hl opt">], [</span><span class="hl str">'s'</span><span class="hl opt">,</span> <span class="hl num">6</span><span class="hl opt">]);</span>
<span class="hl kwa">for</span> <span class="hl opt">(</span><span class="hl kwc">my</span> <span class="hl kwb">$i</span> <span class="hl opt">=</span> <span class="hl num">0</span><span class="hl opt">;</span> <span class="hl kwb">$i</span> <span class="hl opt"><</span> <span class="hl kwb">@rights</span><span class="hl opt">;</span> <span class="hl kwb">$i++</span><span class="hl opt">) {</span>
<span class="hl kwa">if</span> <span class="hl opt">(</span><span class="hl kwc">vec</span><span class="hl opt">(</span><span class="hl kwc">pack</span><span class="hl opt">(</span><span class="hl str">"S"</span><span class="hl opt">,</span> <span class="hl kwb">$_</span><span class="hl opt">[</span><span class="hl num">0</span><span class="hl opt">]),</span> <span class="hl kwb">$i,</span> <span class="hl num">1</span><span class="hl opt">)) {</span>
<span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$val, $place</span><span class="hl opt">) =</span> <span class="hl kwb">$i</span> <span class="hl opt">>=</span> <span class="hl num">9</span> ? <span class="hl opt">@{</span><span class="hl kwb">$rights</span><span class="hl opt">[</span><span class="hl kwb">$i</span><span class="hl opt">]} : (</span><span class="hl kwb">$rights</span><span class="hl opt">[</span><span class="hl kwb">$i</span><span class="hl opt">],</span> <span class="hl kwb">$i</span><span class="hl opt">);</span>
<span class="hl kwc">my</span> <span class="hl kwb">$old</span> <span class="hl opt">=</span> \<span class="hl kwc">substr</span><span class="hl opt">(</span><span class="hl kwb">$r,</span> <span class="hl num">8</span> <span class="hl opt">-</span> <span class="hl kwb">$place,</span> <span class="hl num">1</span><span class="hl opt">);</span>
<span class="hl kwb">$$old</span> <span class="hl opt">=</span> <span class="hl kwb">$$old</span> <span class="hl kwc">eq</span> <span class="hl str">'-'</span> <span class="hl opt">&&</span> <span class="hl kwb">$i</span> <span class="hl opt">>=</span> <span class="hl num">9</span> ? <span class="hl kwc">uc</span> <span class="hl kwb">$val</span> <span class="hl opt">:</span> <span class="hl kwb">$val</span><span class="hl opt">;</span>
<span class="hl opt">}</span>
<span class="hl opt">}</span>
<span class="hl kwc">my</span> <span class="hl kwb">@types</span> <span class="hl opt">=</span> <span class="hl kwc">split</span> <span class="hl kwd">//</span><span class="hl opt">,</span> <span class="hl str">"_pc_d_b_-_l_s"</span><span class="hl opt">;</span>
<span class="hl kwb">$types</span><span class="hl opt">[(</span><span class="hl kwb">$_</span><span class="hl opt">[</span><span class="hl num">0</span><span class="hl opt">] >></span> <span class="hl num">12</span><span class="hl opt">) &</span> <span class="hl num">0xf</span><span class="hl opt">] .</span> <span class="hl kwb">$r</span><span class="hl opt">;</span>
<span class="hl opt">}</span>
<span class="hl kwa">sub</span> displaySize <span class="hl opt">{</span>
<span class="hl kwc">my</span> <span class="hl kwb">$m</span> <span class="hl opt">=</span> <span class="hl kwb">$_</span><span class="hl opt">[</span><span class="hl num">0</span><span class="hl opt">] >></span> <span class="hl num">12</span><span class="hl opt">;</span>
<span class="hl kwb">$m</span> <span class="hl opt">==</span> <span class="hl num">4</span> <span class="hl opt">||</span> <span class="hl kwb">$m</span> <span class="hl opt">==</span> <span class="hl num">8</span> <span class="hl opt">||</span> <span class="hl kwb">$m</span> <span class="hl opt">==</span> <span class="hl num">10</span><span class="hl opt">;</span>
<span class="hl opt">}</span>
<span class="hl kwa">sub</span> ls <span class="hl opt">{</span>
<span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$l, $h</span><span class="hl opt">) =</span> getopts<span class="hl opt">(</span>\<span class="hl kwb">@_,</span> <span class="hl str">qw(lh)</span><span class="hl opt">);</span>
<span class="hl kwb">$h</span> <span class="hl kwc">and die</span> <span class="hl str">"usage: ls [-l] <files...></span><span class="hl esc">\n</span><span class="hl str">"</span><span class="hl opt">;</span>
<span class="hl kwb">@_</span> <span class="hl kwc">or</span> <span class="hl kwb">@_</span> <span class="hl opt">=</span> <span class="hl str">'.'</span><span class="hl opt">;</span>
<span class="hl kwb">@_</span> <span class="hl opt">==</span> <span class="hl num">1</span> <span class="hl opt">&& -</span>d <span class="hl kwb">$_</span><span class="hl opt">[</span><span class="hl num">0</span><span class="hl opt">]</span> <span class="hl kwc">and</span> <span class="hl kwb">@_</span> <span class="hl opt">=</span> glob_<span class="hl opt">(</span><span class="hl kwb">$_</span><span class="hl opt">[</span><span class="hl num">0</span><span class="hl opt">]);</span>
<span class="hl kwa">foreach</span> <span class="hl opt">(</span><span class="hl kwc">sort</span> <span class="hl kwb">@_</span><span class="hl opt">) {</span>
<span class="hl kwa">if</span> <span class="hl opt">(</span><span class="hl kwb">$l</span><span class="hl opt">) {