ossp-pkg/rc/rc_config.c
1.9
/* OSSP rc - Run-command processor
** Copyright (c) 2002 Ralf S. Engelschall
** Copyright (c) 2002 Cable & Wireless Deutschland GmbH
** Copyright (c) 2002 The OSSP Project <http://www.ossp.org/>
**
** This file is part of OSSP rc, a portable Run-command processor
** which can be found at http://www.ossp.org/pkg/lib/rc/
**
** Permission to use, copy, modify, and distribute this software for
** any purpose with or without fee is hereby granted, provided that
** the above copyright notice and this permission notice appear in all
** copies.
**
** THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
** WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
** MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
** IN NO EVENT SHALL THE AUTHORS AND COPYRIGHT HOLDERS AND THEIR
** CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
** USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
** ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
** OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
** OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
** SUCH DAMAGE.
**
** rc_config.c: Run-command processor ISO C source file
*/
#include <stdio.h>
#include <stdlib.h>
#include "rc.h"
#include "rc_const.h" /* String constants */
static int s_nLocks = 0; /* Server locks, not thread-safe FIXME */
/***************************************
* configConstruct(void) *
* Construct a configuration *
***************************************/
rc_return_t configConstruct(void)
{
ex_t Except;
if (s_nLocks == 0) { /* If we don't have one yet */
ex_try { /* then construct a new one */
clioptConstruct(); /* Member cliopt instance */
}
ex_catch(Except) {
rethrow;
}
}
s_nLocks++; /* FIXME not threadsafe */
return(RC_THROW(RC_OK));
}
/***************************************
* configGetoptval(rc_opt_t) *
* Configuration accessors *
***************************************/
const char *configGetoptval(rc_opt_t Optname)
{
ex_t Except;
char *szTemp = NULL;
if (s_nLocks) { /* Make sure config exists */
ex_try {
if ((szTemp = (char *)clioptGetval(Optname)))
return((const char *)szTemp);
/* else if (szTemp = envoptGetval(Optname))
return((const char *)szTemp);
else if (szTemp = cnfoptGetval(Optname))
return((const char *)szTemp);*/
else
return(NULL); /* Special case when not found */
}
ex_catch(Except) {
rethrow;
}
}
else {
RC_THROW(RC_ERR_USE);
}
return(NULL); /* Not reached */
}
/************************************************
* configLoad(int, char **) *
* Load a configuration *
************************************************/
rc_return_t configLoad(int argc, char *argv[])
{
ex_t Except;
ex_try { /* Parse option groups in order of priority */
clioptParse(argc, argv); /* Command line options */
/* envoptParse(s_nLocks->pOpt);*/ /* Environment options */
/* cnfoptParse(s_nLocks->pOpt);*/ /* Configfile options */
}
ex_catch(Except) {
rethrow;
}
ex_try {
}
ex_catch(Except) {
rethrow;
}
return(RC_THROW(RC_OK));
}
/***************************************
* configDestruct(void) *
* Destruct a configuration *
***************************************/
rc_return_t configDestruct(void)
{
ex_t Except;
if (--s_nLocks == 0) { /* If m_nLocks is 0, deallocate */
ex_try { /* FIXME, not thread-safe */
clioptDestruct();
}
ex_catch(Except) {
rethrow;
}
}
else
return(RC_THROW(RC_ERR_USE));
return(RC_THROW(RC_OK));
}