sbsv2/raptor/util/talon/lock.c
author Richard Taylor <richard.i.taylor@nokia.com>
Tue, 16 Feb 2010 10:11:06 +0000
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/*
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of the License "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: 
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* Test program for grabbing and releasing the talon output semaphore.
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*/
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <stdio.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <stdarg.h>
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#include "sema.h"
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#include "buffer.h"
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#include "../config.h"
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/* The output semaphore. */
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sbs_semaphore talon_sem;
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#define TALON_ATTEMPT_STRMAX 32
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#define RECIPETAG_STRMAX 2048
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#define STATUS_STRMAX 100
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#define TALONDELIMITER '|'
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#define VARNAMEMAX 100
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#define VARVALMAX 1024
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#include "log.h"
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#ifdef HAS_MSVCRT
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/* Make all output handling binary */
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unsigned int _CRT_fmode = _O_BINARY;
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#endif
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double getseconds(void)
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{
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	struct timeval tp;
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	gettimeofday(&tp, NULL);
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	return (double)tp.tv_sec + ((double)tp.tv_usec)/1000000.0L;
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}
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void talon_setenv(char name[], char val[])
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{
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#if defined(HAS_GETENVIRONMENTVARIABLE)
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	SetEnvironmentVariableA(name,val); 
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#elif defined(HAS_GETENV)
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	setenv(name,val, 1);
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#else
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#	error "Need a function for setting environment variables"
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#endif
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}
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#define TALON_MAXENV 4096
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char * talon_getenv(char name[])
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{
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#if defined(HAS_SETENV)
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	char *val = getenv(name);
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	char *dest = NULL;
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	if (val)
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	{
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		dest = malloc(strlen(val) + 1);
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		if (dest)
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		{
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			strcpy(dest,val);
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		}
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	}
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	return dest;
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#elif defined(HAS_SETENVIRONMENTVARIABLE)
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	char *val = malloc(TALON_MAXENV);
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	if (0 != GetEnvironmentVariableA(name,val,TALON_MAXENV-1))
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		return val;
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	else
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		return NULL;
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#else
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#	error "Need a function for setting environment variables"
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#endif
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}
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int main(int argc, char *argv[])
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{
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	/* find the argument to -c then strip the talon related front section */
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	char *recipe = NULL;
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	int talon_returncode = 0;
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	/* Now take settings from the environment (having potentially modified it) */	
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	if (talon_getenv("TALON_DEBUG"))
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		loglevel=LOGDEBUG;
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	int enverrors = 0;
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	char *buildid = talon_getenv("TALON_BUILDID");
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	if (!buildid)
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	{
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		error("error: %s", "TALON_BUILDID not set in environment\n");
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		enverrors++;	
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	}
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        talon_sem.name = buildid;
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        talon_sem.timeout = 999999990;
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	int x;
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	debug("debug: %s", "WAITING ON SEMAPHORE\n");
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	x = sema_wait(&talon_sem);
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	if (x == 0)
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	{
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		debug("debug: %s", "SEMAPHORE OBTAINED\n");
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		getchar();
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		sema_release(&talon_sem);
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		debug("debug: %s", "SEMAPHORE RELEASED\n");
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	}
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}