$fhdr = 0;# fd hdr. flag $fdst = 0;# fd state $access = $devch = $devn = $fd = $inode = $lock = $name = "";# | file descr. $offset = $proto = $size = $state = $stream = $type = "";# | variables $pidst = 0;# process state $cmd = $login = $pgrp = $pid = $ppid = $uid = "";# process var. # Process the ``lsof -F'' output a line at a time, gathering # the variables for a process together before printing them; # then gathering the variables for each file descriptor # together before printing them. while (<>) { chop; if (/^p(.*)/) { # A process set begins with a PID field whose ID character is `p'. $tpid = $1; if ($pidst) { &list_proc } $pidst = 1; $pid = $tpid; if ($fdst) { &list_fd; $fdst = 0; } next; } # Save process-related values. if (/^g(.*)/) { $pgrp = $1; next; } if (/^c(.*)/) { $cmd = $1; next; } if (/^u(.*)/) { $uid = $1; next; } if (/^L(.*)/) { $login = $1; next; } if (/^R(.*)/) { $ppid = $1; next; } # A file descriptor set begins with a file descriptor field whose ID # character is `f'. if (/^f(.*)/) { $tfd = $1; if ($pidst) { &list_proc } if ($fdst) { &list_fd } $fd = $tfd; $fdst = 1; next; } # Save file set information. if (/^a(.*)/) { $access = $1; next; } if (/^C(.*)/) { next; } if (/^d(.*)/) { $devch = $1; next; } if (/^D(.*)/) { $devn = $1; next; } if (/^F(.*)/) { next; } if (/^G(.*)/) { next; } if (/^i(.*)/) { $inode = $1; next; } if (/^k(.*)/) { next; } if (/^l(.*)/) { $lock = $1; next; } if (/^N(.*)/) { next; } if (/^o(.*)/) { $offset = $1; next; } if (/^P(.*)/) { $proto = $1; next; } if (/^s(.*)/) { $size = $1; next; } if (/^S(.*)/) { $stream = $1; next; } if (/^t(.*)/) { $type = $1; next; } if (/^T(.*)/) { if ($state eq "") { $state = "(" . $1; } else { $state = $state . " " . $1; } next; } if (/^n(.*)/) { $name = $1; next; } print "ERROR: unrecognized: \"$_\"\n"; } # Flush any stored file or process output. if ($fdst) { &list_fd } if ($pidst) { &list_proc } exit(0); ## list_fd -- list file descriptor information # Values are stored inelegantly in global variables. sub list_fd { if ( ! $fhdr) { # Print header once. print " FD TYPE DEVICE SIZE/OFF INODE NAME\n"; $fhdr = 1; } printf " %4s%1.1s%1.1s %4.4s", $fd, $access, $lock, $type; $tmp = $devn; if ($devch ne "") { $tmp = $devch } printf " %10.10s", $tmp; $tmp = $size; if ($offset ne "") { $tmp = $offset } printf " %10.10s", $tmp; $tmp = $inode; if ($proto ne "") { $tmp = $proto } printf " %10.10s", $tmp; $tmp = $stream; if ($name ne "") { $tmp = $name } print " ", $tmp; if ($state ne "") { printf " %s)\n", $state; } else { print "\n"; } # Clear variables. $access = $devch = $devn = $fd = $inode = $lock = $name = ""; $offset = $proto = $size = $state = $stream = $type = ""; } # list_proc -- list process information # Values are stored inelegantly in global variables. sub list_proc { print "COMMAND PID PGRP PPID USER\n"; $tmp = $uid; if ($login ne "") {$tmp = $login } printf "%-9.9s %6d %6d %6d %s\n", $cmd, $pid, $pgrp, $ppid, $tmp; # Clear variables. $cmd = $login = $pgrp = $pid = $uid = ""; $fhdr = $pidst = 0; }