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Perl in a Nutshell

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Win32 Modules and Extensions
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19.14 Win32::Semaphore

The Win32::Semaphore module implements semaphores, synchronizing access to shared resources. The constructor new creates a new semaphore object and sets the initial count and the maximum count of the semaphore. The constructor has the following syntax:

$sem = Win32::Semaphore->new(init, max, [name]);
The arguments are defined as follows:

init

The initial count of the semaphore.

max

The maximum count of the semaphore.

name

A string containing a name of the semaphore.

The open constructor opens an existing semaphore object specified by name:

$sem = Win32::Semaphore->open(name);
The following methods can be used on Win32::Semaphore objects:


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