From 7507023403933bbd0d851a250a474f85ba6a89d2 Mon Sep 17 00:00:00 2001 From: Mystery Man Date: Mon, 11 Jun 2001 11:44:34 +0000 Subject: This commit was manufactured by cvs2svn to create branch 'ppp'. --- perl-install/commands.pm | 596 ----------------------------------------------- 1 file changed, 596 deletions(-) delete mode 100644 perl-install/commands.pm (limited to 'perl-install/commands.pm') diff --git a/perl-install/commands.pm b/perl-install/commands.pm deleted file mode 100644 index c6f8100e9..000000000 --- a/perl-install/commands.pm +++ /dev/null @@ -1,596 +0,0 @@ -#-######################################################################## -#- This file implement many common shell commands: -#- true, false, cat, which, dirname, basename, rmdir, lsmod, grep, tr, -#- mount, umount, mkdir, mknod, ln, rm, chmod, chown, mkswap, swapon, -#- swapoff, ls, cp, ps, dd, head, tail, strings, hexdump, more, insmod, -#- modprobe, route, df, kill, lspci, lssbus, dmesg, sort, du, -#-######################################################################## -package commands; # $Id$ - -use diagnostics; -use strict; -use vars qw($printable_chars); - -#-###################################################################################### -#- misc imports -#-###################################################################################### -use common qw(:common :file :system :constant); - -#-##################################################################################### -#- Globals -#-##################################################################################### -my $BUFFER_SIZE = 1024; - -#-###################################################################################### -#- Functions -#-###################################################################################### -sub getopts { - my $o = shift; - my @r = map { '' } (@_ = split //, $_[0]); - while (1) { - local $_ = $o->[0]; - $_ && /^-/ or return @r; - for (my $i = 0; $i < @_; $i++) { /$_[$i]/ and $r[$i] = $_[$i]; } - shift @$o; - } - @r; -} - -sub true { exit 0 } -sub false { exit 1 } -sub cat { @ARGV = @_; print while <> } -sub which { ARG: foreach (@_) { foreach my $c (split /:/, $ENV{PATH}) { -x "$c/$_" and print("$c/$_\n"), next ARG; }}} -sub dirname_ { print dirname(@_), "\n" } -sub basename_ { print basename(@_), "\n" } -sub rmdir_ { foreach (@_) { rmdir $_ or die "rmdir: can't remove $_\n" } } -sub lsmod { print "Module Size Used by\n"; cat("/proc/modules"); } - -sub grep_ { - my ($h, $v, $i) = getopts(\@_, qw(hvi)); - @_ == 0 || $h and die "usage: grep [files...]\n"; - my $r = shift; - $r = qr/$r/i if $i; - @ARGV = @_; (/$r/ ? $v || print : $v && print) while <> -} - -sub tr_ { - my ($s, $c, $d) = getopts(\@_, qw(s c d)); - @_ >= 1 + (!$d || $s) or die "usage: tr [-c] [-s [-d]] [files...]\n or tr [-c] -d [files...]\n"; - my $set1 = shift; - my $set2; !$d || $s and $set2 = shift; - @ARGV = @_; - eval "(tr/$set1/$set2/$s$d$c, print) while <>"; -} - -sub mount { - @_ or return cat("/proc/mounts"); - my ($t, $r) = getopts(\@_, qw(tr)); - my $fs = $t && shift; - - @_ == 2 or die "usage: mount [-r] [-t ] \n", - " (use -r for readonly)\n", - " (if /dev/ is left off the device name, a temporary node will be created)\n"; - - my ($dev, $where) = @_; - $fs ||= $where =~ /:/ ? "nfs" : - $dev =~ /fd/ ? "vfat" : "ext2"; - - require fs; - require modules; - modules::load_deps("/modules/modules.dep"); - fs::mount($dev, $where, $fs, $r); -} - -sub umount { - @_ == 1 or die "umount expects a single argument\n"; - - require fs; - fs::umount($_[0]); -} - -sub mkdir_ { - my ($rec) = getopts(\@_, qw(p)); - - my $mkdir; $mkdir = sub { - my $root = dirname $_[0]; - if (-e $root) { - -d $root or die "mkdir: error creating directory $_[0]: $root is a file and i won't delete it\n"; - } else { - $rec or die "mkdir: $root does not exist (try option -p)\n"; - &$mkdir($root); - } - $rec and -d $_[0] and return; - mkdir $_[0], 0755 or die "mkdir: error creating directory $_: $!\n"; - }; - &$mkdir($_) foreach @_; -} - - -sub mknod { - if (@_ == 1) { - require devices; - eval { devices::make($_[0]) }; $@ and die "mknod: failed to create $_[0]\n"; - } elsif (@_ == 4) { - require c; - my $mode = $ {{"b" => c::S_IFBLK(), "c" => c::S_IFCHR()}}{$_[1]} or die "unknown node type $_[1]\n"; - syscall_('mknod', my $a = $_[0], $mode | 0600, makedev($_[2], $_[3])) or die "mknod failed: $!\n"; - } else { die "usage: mknod [b|c] or mknod \n"; } -} - -sub ln { - my ($force, $soft) = getopts(\@_, qw(fs)); - @_ >= 1 or die "usage: ln [-s] [-f] []\n"; - - my ($source, $dest) = @_; - $dest ||= basename($source); - - $force and unlink $dest; - - ($soft ? symlink($source, $dest) : link($source, $dest)) or die "ln failed: $!\n"; -} - -sub rm { - my ($rec, undef) = getopts(\@_, qw(rf)); - - my $rm; $rm = sub { - foreach (@_) { - if (!-l $_ && -d $_) { - $rec or die "$_ is a directory\n"; - &$rm(glob_($_)); - rmdir $_ or die "can't remove directory $_: $!\n"; - } else { unlink $_ or die "rm of $_ failed: $!\n" } - } - }; - &$rm(@_); -} - -sub chmod_ { - @_ >= 2 or die "usage: chmod \n"; - - my $mode = shift; - $mode =~ /^[0-7]+$/ or die "illegal mode $mode\n"; - - foreach (@_) { chmod oct($mode), $_ or die "chmod failed $_: $!\n" } -} - -sub chown_ { - my ($rec, undef) = getopts(\@_, qw(r)); - local $_ = shift or die "usage: chown [-r] name[.group] \n"; - - my ($name, $group) = (split('\.'), $_); - - my ($uid, $gid) = (getpwnam($name) || $name, getgrnam($group) || $group); - - my $chown; $chown = sub { - foreach (@_) { - chown $uid, $gid, $_ or die "chown of file $_ failed: $!\n"; - -d $_ && $rec and &$chown(glob_($_)); - } - }; - &$chown(@_); -} - -sub mkswap { - @_ == 1 or die "mkswap \n"; - require swap; - swap::enable($_[0], 0); -} - -sub swapon { - @_ == 1 or die "swapon \n"; - require swap; - swap::swapon($_[0]); -} -sub swapoff { - @_ == 1 or die "swapoff \n"; - require swap; - swap::swapoff($_[0]); -} - -sub uncpio { - @_ and die "uncpio reads from stdin\n"; - -# cpioInstallArchive(gzdopen(0, "r"), NULL, 0, NULL, NULL, &fail); -} - - -sub rights { - my $r = '-' x 9; - my @rights = (qw(x w r x w r x w r), ['t', 0], ['s', 3], ['s', 6]); - for (my $i = 0; $i < @rights; $i++) { - if (vec(pack("S", $_[0]), $i, 1)) { - my ($val, $place) = $i >= 9 ? @{$rights[$i]} : ($rights[$i], $i); - my $old = \substr($r, 8 - $place, 1); - $$old = ($$old eq '-' && $i >= 9) ? uc $val : $val; - } - } - my @types = split //, "_pc_d_b_-_l_s"; - $types[$_[0] >> 12 & 0xf] . $r; -} - -sub displaySize { - my $m = $_[0] >> 12; - $m == 4 || $m == 8 || $m == 10; -} - -sub ls { - my ($l , $h) = getopts(\@_, qw(lh)); - $h and die "usage: ls [-l] \n"; - - @_ or @_ = '.'; - @_ == 1 && -d $_[0] and @_ = glob_($_[0]); - foreach (sort @_) { - if ($l) { - my @s = lstat or warn("can't stat file $_\n"), next; - formline( -"@<<<<<<<<< @<<<<<<< @<<<<<<< @>>>>>>>> @>>>>>>>>>>>>>>> @*\n", - rights($s[2]), getpwuid $s[4] || $s[4], getgrgid $s[5] || $s[5], - displaySize($s[2]) ? $s[7] : join(", ", unmakedev($s[6])), - scalar localtime $s[9], -l $_ ? "$_ -> " . readlink $_ : $_); - print $^A; $^A = ''; - } else { print "$_\n"; } - } -} -sub cp { - my ($force) = getopts(\@_, qw(f)); - @_ >= 2 or die "usage: cp [-f] \n(this cp does -Rl by default)\n"; - - my $cp; $cp = sub { - my $dest = pop @_; - - @_ or return; - @_ == 1 || -d $dest or die "cp: copying multiple files, but last argument ($dest) is not a directory\n"; - - foreach my $src (@_) { - my $dest = $dest; - -d $dest and $dest .= "/" . basename($src); - - if (-e $dest) { - $force ? unlink $dest : die "file $dest already exist\n"; - } - - if (-d $src) { - -d $dest or mkdir $dest, mode($src) or die "mkdir: can't create directory $dest: $!\n"; - &$cp(glob_($src), $dest); - } elsif (-l $src) { - unless (symlink((readlink($src) || die "readlink failed: $!"), $dest)) { - my $msg = "symlink: can't create symlink $dest: $!\n"; - $force ? warn $msg : die $msg; - } - } else { - local (*F, *G); - open F, $src or die "can't open $src for reading: $!\n"; - open G, "> $dest" or $force or die "can't create $dest : $!\n"; - local $_; - while () { print G $_ } - chmod mode($src), $dest; - } - } - }; - &$cp(@_); -} - -sub ps { - @_ and die "usage: ps\n"; - my ($pid, $rss, $cpu, $cmd); - my ($uptime) = split ' ', first(cat_("/proc/uptime")); - my $hertz = 100; - - require c; - my $page = c::getpagesize() / 1024; - - open PS, ">&STDOUT"; - format PS_TOP = - PID RSS %CPU CMD -. - format PS = -@>>>> @>>>> @>>> @<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< -$pid, $rss, $cpu, $cmd -. - foreach $pid (sort {$a <=> $b} grep { /\d+/ } all('/proc')) { - my @l = split(' ', cat_("/proc/$pid/stat")); - $cpu = sprintf "%2.1f", max(0, min(99, ($l[13] + $l[14]) * 100 / $hertz / ($uptime - $l[21] / $hertz))); - $rss = (split ' ', cat_("/proc/$pid/stat"))[23] * $page; - (($cmd) = cat_("/proc/$pid/cmdline")) =~ s/\0/ /g; - $cmd ||= (split ' ', (cat_("/proc/$pid/stat"))[0])[1]; - write PS; - } -} - - -sub dd { - my $u = "usage: dd [-h] [-p] [if=] [of=] [bs=] [count=]\n"; - my ($help, $percent) = getopts(\@_, qw(hp)); - die $u if $help; - my %h = (if => *STDIN, of => *STDOUT, bs => 512, count => undef); - foreach (@_) { - /(.*?)=(.*)/ && exists $h{$1} or die $u; - $h{$1} = $2; - } - local (*IF, *OF); my ($tmp, $nb, $read); - ref $h{if} eq 'GLOB' ? *IF = $h{if} : sysopen(IF, $h{if}, 0 ) || die "error: can't open file $h{if}\n"; - ref $h{of} eq 'GLOB' ? *OF = $h{of} : sysopen(OF, $h{of}, 0x41) || die "error: can't open file $h{of}\n"; - - $h{bs} = removeXiBSuffix($h{bs}); - - for ($nb = 0; !$h{count} || $nb < $h{count}; $nb++) { - printf "\r%02.1d%%", 100 * $nb / $h{count} if $h{count} && $percent; - $read = sysread(IF, $tmp, $h{bs}) or $h{count} ? die "error: can't read block $nb\n" : last; - syswrite(OF, $tmp) or die "error: can't write block $nb\n"; - $read < $h{bs} and $read = 1, last; - } - print STDERR "\r$nb+$read records in\n"; - print STDERR "$nb+$read records out\n"; -} - -sub head_tail { - my ($h, $n) = getopts(\@_, qw(hn)); - $h || @_ < bool($n) and die "usage: $0 [-h] [-n lines] []\n"; - $n = $n ? shift : 10; - local *F; @_ ? open(F, $_[0]) || die "error: can't open file $_[0]\n" : (*F = *STDIN); - - local $_; - if ($0 eq 'head') { - while () { $n-- or return; print } - } else { - @_ = (); while () { push @_, $_; @_ > $n and shift; } - print @_; - } -} -sub head { $0 = 'head'; &head_tail } -sub tail { $0 = 'tail'; &head_tail } - -sub strings { - my ($h, $o, $n) = getopts(\@_, qw(hon)); - $h and die "usage: strings [-o] [-n min-length] []\n"; - $n = $n ? shift : 4; - $/ = "\0"; @ARGV = @_; my $l = 0; while (<>) { - while (/[$printable_chars]{$n,}/og) { - printf "%07d ", ($l + length $') if $o; - print "$&\n" ; - } - $l += length; - } continue { $l = 0 if eof } -} - -sub hexdump { - my $i = 0; $/ = \16; @ARGV = @_; while (<>) { - printf "%08lX ", $i; $i += 16; - print join(" ", (map { sprintf "%02X", $_ } unpack("C*", $_)), - ($_ =~ s/[^$printable_chars]/./og, $_)[1]), "\n"; - } -} - -sub more { - @ARGV = @_; - require devices; - my $tty = devices::make('tty'); - local *IN; open IN, "<$tty" or die "can't open $tty\n"; - my $n = 0; while (<>) { - if (++$n == 25) { - my $v = ; - $v =~ /^q/ and exit 0; - $n = 0; - } - print - } -} - -sub pack_ { - my $t; - foreach (@_) { - if (-d $_) { - pack_(glob_($_)); - } else { - print -s $_, "\n"; - print $_, "\n"; - - local *F; - open F, $_ or die "can't read file $_: $!\n"; - while (read F, $t, $BUFFER_SIZE) { print $t; } - } - } -} - -sub unpack_ { - my $t; - @_ == 1 or die "give me one and only one file to unpack\n"; - local *F; - open F, $_[0] or die "can't open file $_: $!\n"; - while (1) { - my ($size) = chop_(scalar ); - defined $size or last; - $size =~ /^\d+$/ or die "bad format (can't find file size)\n"; - my ($filename) = chop_(scalar ) or die "expecting filename\n"; - - print "$filename\n"; - my $dir = dirname($filename); - -d $dir or mkdir_('-p', $dir); - - local *G; - open G, "> $filename" or die "can't write file $filename: $!\n"; - while ($size) { - $size -= read(F, $t, min($size, $BUFFER_SIZE)) || die "data for file $filename is missing\n"; - print G $t or die "error writing to file $filename: $!\n"; - } - } -} - -sub insmod { - my ($h) = getopts(\@_, qw(h)); - $h || @_ == 0 and die "usage: insmod [options]\n"; - my $f = local $_ = shift; - - require run_program; - - #- try to install the module if it exist else extract it from archive. - #- needed for cardmgr. - unless (-r $f) { - $_ = $1 if m@.*/([^/]*)\.o@; - unless (-r ($f = "/lib/modules/$_.o")) { - $f = "/tmp/$_.o"; - my $cz = "/lib/modules" . (arch() eq 'sparc64' && "64") . ".cz"; -e $cz or $cz .= "2"; - if (-e $cz) { - eval { - require packdrake; - my $packer = new packdrake($cz, quiet => 1); - $packer->extract_archive("/tmp", "$_.o"); - }; - } elsif (-e "/lib/modules.cpio.bz2") { - run_program::run("cd /tmp ; $ENV{LD_LOADER} bzip2 -cd /lib/modules.cpio.bz2 | $ENV{LD_LOADER} cpio -i $_.o"); - } else { - die "unable to find an archive for modules"; - } - } - } - -r $f or die "can't find module $_"; - run_program::run(["/usr/bin/insmod_", "insmod"], "-f", $f, @_) or die("insmod $_ failed"); - unlink $f; -} - -sub modprobe { - my ($h) = getopts(\@_, qw(h)); - $h || @_ == 0 and die "usage: modprobe [options]\n"; - my $name = shift; - require modules; - modules::load_deps("/modules/modules.dep"); - modules::load($name, '', @_); -} - -sub route { - @_ == 0 or die "usage: route\nsorry, no modification handled\n"; - my ($titles, @l) = cat_("/proc/net/route"); - my @titles = split ' ', $titles; - my %l; - open ROUTE, ">&STDOUT"; - format ROUTE_TOP = -Destination Gateway Mask Iface -. - format ROUTE = -@<<<<<<<<<<<< @<<<<<<<<<<<< @<<<<<<<<<<<< @<<<<<<< -$l{Destination}, $l{Gateway}, $l{Mask}, $l{Iface} -. - foreach (@l) { - /^\s*$/ and next; - @l{@titles} = split; - $_ = join ".", reverse map { hex } unpack "a2a2a2a2", $_ foreach @l{qw(Destination Gateway Mask)}; - $l{Destination} = 'default' if $l{Destination} eq "0.0.0.0"; - $l{Gateway} = '*' if $l{Gateway} eq "0.0.0.0"; - write ROUTE; - } -} - -sub df { - my ($h) = getopts(\@_, qw(h)); - my ($dev, $size, $free, $used, $use, $mntpoint); - open DF, ">&STDOUT"; - format DF_TOP = -Filesystem Size Used Avail Use Mounted on -. - format DF = -@<<<<<<<<<<<<<<<< @>>>>>>> @>>>>>>> @>>>>>>> @>>>>>% @<<<<<<<<<<<<<<<<<<<<<<<<< -$dev, $size, $used, $free, $use, $mntpoint -. - my %h; - foreach (cat_("/proc/mounts"), cat_("/etc/mtab")) { - ($dev, $mntpoint) = split; - $h{$dev} = $mntpoint; - } - foreach $dev (sort keys %h) { - ($size, $free) = common::df($mntpoint = $h{$dev}); - $size or next; - - $use = int (100 * ($size - $free) / $size); - $used = $size - $free; - if ($h) { - $used = int ($used / 1024) . "M"; - $size = int ($size / 1024) . "M"; - $free = int ($free / 1024) . "M"; - } - write DF if $size; - } -} - -sub kill { - my $signal = 15; - @_ or die "usage: kill [-] pids\n"; - $signal = (shift, $1)[1] if $_[0] =~ /^-(.*)/; - kill $signal, @_ or die "kill failed: $!\n"; -} - -sub lspci { - require detect_devices; - print join "\n", detect_devices::stringlist(), ''; -} -*lssbus = *lspci; - -sub dmesg { print cat_("/tmp/syslog"); } - -sub sort { - my ($n, $h) = getopts(\@_, qw(nh)); - $h and die "usage: sort [-n] []\n"; - local *F; @_ ? open(F, $_[0]) || die "error: can't open file $_[0]\n" : (*F = *STDIN); - if ($n) { - print sort { $a <=> $b } ; - } else { - print sort ; - } -} - -sub du { - my ($s, $h) = getopts(\@_, qw(sh)); - $h || !$s and die "usage: du -s []\n"; - - my $f; $f = sub { - my ($e) = @_; - my $s = (lstat($e))[12]; - $s += sum map { &$f($_) } glob_("$e/*") if !-l $e && -d $e; - $s; - }; - print &$f($_) >> 1, "\t$_\n" foreach @_ ? @_ : glob_("*"); -} - -sub install_cpio($$;@) { - my ($dir, $name, @more) = @_; - - return "$dir/$name" if -e "$dir/$name"; - - my $cpio = "$dir.cpio.bz2"; - -e $cpio or return; - - eval { rm("-r", $dir) }; - mkdir $dir, 0755; - require run_program; - - my $more = join " ", map { $_ && "$_ $_/*" } @more; - run_program::run("cd $dir ; $ENV{LD_LOADER} bzip2 -cd $cpio | $ENV{LD_LOADER} cpio -id $name $name/* $more"); - - "$dir/$name"; -} - -sub bug { - my ($h) = getopts(\@_, "h"); - $h and die "usage: bug\nput file report.bug on fat formatted floppy\n"; - - require detect_devices; - mount devices::make(detect_devices::floppy()), "/fd0"; - - require install_any; - output "/fd0/report.bug", install_any::report_bug("/mnt"); #- no other way :-( - umount "/fd0"; - sync; -} - -sub loadkeys { - my ($h) = getopts(\@_, "h"); - $h || @_ != 1 and die "usage: loadkeys \n"; - - require keyboard; - keyboard::setup($_[0]); -} - -#-###################################################################################### -#- Wonderful perl :( -#-###################################################################################### -1; # - -- cgit v1.2.1