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Mail Archives: cygwin/2016/03/09/03:32:35

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Date: Wed, 9 Mar 2016 14:02:02 +0530
Message-ID: <CAAeFwS0z=rd7PHG9NEgCZqN2747j9uVQPeizFAH3x2atPaLiSQ@mail.gmail.com>
Subject: Re: Semaphore Lock Failed Error
From: Meenakshi Pant <meenakshi DOT pant28 AT gmail DOT com>
To: cygwin AT cygwin DOT com
X-IsSubscribed: yes

--001a1145bc9c3e4591052d99880f
Content-Type: text/plain; charset=UTF-8

Our program is failing in creating and acquiring lock on the
semaphore. Created a test program 'semtest.c'. It is creating the
semaphore using the program semaphore.c. Compiled and executed using
the latest CYGWIN- 2.4.1. It is failing at line

if  ((semval = semctl(*id, 1, GETVAL, semctl_arg)) < 0 )

with error no 22.

Code for semtest.c and semaphore.c are attached here.

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