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-rw-r--r--contrib/perl5/eg/sysvipc/ipcshm50
1 files changed, 0 insertions, 50 deletions
diff --git a/contrib/perl5/eg/sysvipc/ipcshm b/contrib/perl5/eg/sysvipc/ipcshm
deleted file mode 100644
index ecc1ba4..0000000
--- a/contrib/perl5/eg/sysvipc/ipcshm
+++ /dev/null
@@ -1,50 +0,0 @@
-#!/usr/bin/perl
-eval 'exec /usr/bin/perl -S $0 ${1+"$@"}'
- if $running_under_some_shell;
-
-require 'sys/ipc.ph';
-require 'sys/shm.ph';
-
-$| = 1;
-
-$mode = shift;
-die "usage: ipcshm {r|s}\n" unless $mode =~ /^[rs]$/;
-$send = ($mode eq "s");
-
-$SIZE = 32;
-$id = shmget(0x1234, $SIZE, ($send ? 0 : &IPC_CREAT) | 0644);
-die "Can't get shared memory: $!\n" unless defined($id);
-print "shared memory id: $id\n";
-
-if ($send) {
- while (<STDIN>) {
- chop;
- unless (shmwrite($id, pack("La*", length($_), $_), 0, $SIZE)) {
- die "Can't write to shared memory: $!\n";
- }
- }
-}
-else {
- $SIG{'INT'} = $SIG{'QUIT'} = "leave";
- for (;;) {
- $_ = <STDIN>;
- unless (shmread($id, $_, 0, $SIZE)) {
- die "Can't read shared memory: $!\n";
- }
- $len = unpack("L", $_);
- $message = substr($_, length(pack("L",0)), $len);
- printf "[%d] %s\n", $len, $message;
- }
-}
-
-&leave;
-
-sub leave {
- if (!$send) {
- $x = shmctl($id, &IPC_RMID, 0);
- if (!defined($x) || $x < 0) {
- die "Can't remove shared memory: $!\n";
- }
- }
- exit;
-}
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