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authorPascal Rigaux <pixel@mandriva.com>1999-09-13 12:10:14 +0000
committerPascal Rigaux <pixel@mandriva.com>1999-09-13 12:10:14 +0000
commit9efb0e8733d7d48bc2ee3054e85f0d4827db49a9 (patch)
tree26fa0d95a72d7d9aa52ca27eafc6e2bc6be880ce /perl-install/commands.pm
parent3e7ac9af750f6c4968d38ea5e6717a4940db7dc2 (diff)
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Diffstat (limited to 'perl-install/commands.pm')
-rw-r--r--perl-install/commands.pm68
1 files changed, 47 insertions, 21 deletions
diff --git a/perl-install/commands.pm b/perl-install/commands.pm
index b345acacb..3909d4398 100644
--- a/perl-install/commands.pm
+++ b/perl-install/commands.pm
@@ -66,7 +66,7 @@ sub umount {
}
sub mkdir_ {
- my $rec; $_[0] eq '-p' and $rec = shift;
+ my ($rec) = getopts(\@_, qw(p));
my $mkdir; $mkdir = sub {
my $root = dirname $_[0];
@@ -94,26 +94,19 @@ sub mknod {
}
sub ln {
- my ($force, $soft, $i);
+ my ($force, $soft) = getopts(\@_, qw(fs));
+ @_ >= 1 or die "usage: ln [-s] [-f] <source> [<dest>]\n";
- while ($i = shift) {
- if ($i eq '-f') { $force = 1; }
- elsif ($i eq '-s') { $soft = 1; }
- elsif ($i eq '-fs' || $i eq '-sf') { $force = $soft = 1; }
- else { last }
- }
-
- my $source = $i or die "usage: ln [-s] [-f] <source> [<dest>]\n";
- my $dest = shift || basename($source);
+ 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; $_[0] eq '-r' and $rec = shift;
+ my ($rec, undef) = getopts(\@_, qw(rf));
my $rm; $rm = sub {
foreach (@_) {
@@ -137,7 +130,7 @@ sub chmod_ {
}
sub chown_ {
- my $rec; $_[0] eq '-r' and $rec = shift;
+ my ($rec, undef) = getopts(\@_, qw(r));
local $_ = shift or die "usage: chown [-r] name[.group] <files>\n";
my ($name, $group) = (split('\.'), $_);
@@ -247,26 +240,25 @@ sub cp {
}
sub ps {
-
@_ and die "usage: ps\n";
my ($pid, $cpu, $cmd);
my ($uptime) = split ' ', first(cat_("/proc/uptime"));
my $hertz = 100;
- format STDOUT_TOP =
+ open PS, ">&STDOUT";
+ format PS_TOP =
PID CMD
.
- format =
+ format PS =
@>>>> @>>> @<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
$pid, $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] / $hertz)));
(($cmd) = cat_("/proc/$pid/cmdline")) =~ s/\0/ /g;
$cmd ||= (split ' ', (cat_("/proc/$pid/stat"))[0])[1];
- write;
+ write PS;
}
}
@@ -397,11 +389,11 @@ sub insmod {
}
sub route {
- @ARGV and die "usage: route\nsorry, no modification handled\n";
+ @_ == 0 or die "usage: route\nsorry, no modification handled\n";
my ($titles, @l) = cat_("/proc/net/route");
my @titles = split ' ', $titles;
my %l;
- local *ROUTE = *STDOUT;
+ open ROUTE, ">&STDOUT";
format ROUTE_TOP =
Destination Gateway Mask Iface
.
@@ -418,3 +410,37 @@ $l{Destination}, $l{Gateway}, $l{Mask}, $l{Iface}
write ROUTE;
}
}
+
+sub df {
+ my ($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) {
+ $mntpoint = $h{$dev};
+ my $buf = ' ' x 20000;
+ syscall_('statfs', $mntpoint, $buf) or next;
+ (undef, undef, $size, $free) = unpack "l7", $buf;
+ $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;
+ }
+}