ossp-pkg/rc/rc_optimpl.c
/* OSSP rc - Run-command processor
** Copyright (c) 2002 Cable & Wireless Deutschland GmbH
** Copyright (c) 2002 The OSSP Project <http://www.ossp.org/>
** Copyright (c) 2002 Ralf S. Engelschall
**
** This file is part of OSSP rc, a portable Run-command processor
** which can be found at http://www.ossp.org/pkg/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_optimpl.c: Run-command processor ISO C source file
*/
#include "rc.h"
#include "rc_private.h"
#include "rc_option.h" /* Option methods rely on popt */
#include "rc_const.h" /* Strings and other constants */
/* Third party headers for libraries linked in */
#include "popt.h" /* OSSP popt options library */
/* Loop through available options */
rc_return_t coptProcess(int cOpt)
{
switch (cOpt) {
case 'h':
break;
case 'V':
break;
case 'i':
break;
case 'q':
break;
}
return(RC_THROW(RC_OK));
}
/* Parse command line options */
rc_return_t coptParse(int argc, char *argv[])
{
ex_t Except;
char cOpt = 0; /* For argument parsing */
char *szCLIBuf = NULL;
popt_context optCon; /* Context for parsing options */
struct popt_option optionsTable[] = {
/* Long options with short keys but no arguments */
{ RC_USE_NAME, '?', POPT_ARG_NONE, 0, RC_USE_VAL, RC_USE_DESC, NULL },
{ RC_DBG_NAME, 'd', POPT_ARG_NONE, 0, RC_DBG_VAL, RC_DBG_DESC, NULL },
{ RC_VER_NAME, 'V', POPT_ARG_NONE, 0, RC_VER_VAL, RC_VER_DESC, NULL },
{ RC_EVL_NAME, 'e', POPT_ARG_NONE, 0, RC_EVL_VAL, RC_EVL_DESC, NULL },
{ RC_HLP_NAME, 'h', POPT_ARG_NONE, 0, RC_HLP_VAL, RC_HLP_DESC, NULL },
{ RC_INF_NAME, 'i', POPT_ARG_NONE, 0, RC_INF_VAL, RC_INF_DESC, NULL },
{ RC_LBL_NAME, 'l', POPT_ARG_NONE, 0, RC_LBL_VAL, RC_LBL_DESC, NULL },
{ RC_PRN_NAME, 'p', POPT_ARG_NONE, 0, RC_PRN_VAL, RC_PRN_DESC, NULL },
{ RC_SIL_NAME, 's', POPT_ARG_NONE, 0, RC_SIL_VAL, RC_SIL_DESC, NULL },
{ RC_RAW_NAME, 'r', POPT_ARG_NONE, 0, RC_RAW_VAL, RC_RAW_DESC, NULL },
{ RC_VRB_NAME, 'v', POPT_ARG_NONE, 0, RC_VRB_VAL, RC_VRB_DESC, NULL },
{ RC_EXC_NAME, 'x', POPT_ARG_NONE, 0, RC_EXC_VAL, RC_EXC_DESC, NULL },
/* Single argument long options with short keys */
{RC_LOC_NAME, 'L', POPT_ARG_STRING, 0, RC_LOC_VAL, RC_LOC_DESC, "regx"},
{RC_CNF_NAME, 'c', POPT_ARG_STRING, 0, RC_CNF_VAL, RC_CNF_DESC, "path"},
{RC_FNC_NAME, 'f', POPT_ARG_STRING, 0, RC_FNC_VAL, RC_FNC_DESC, "path"},
{RC_QRY_NAME, 'q', POPT_ARG_STRING, 0, RC_QRY_VAL, RC_QRY_DESC, "varx"},
{RC_TMP_NAME, 't', POPT_ARG_STRING, 0, RC_TMP_VAL, RC_TMP_DESC, "path"},
/* Single argument long options without short keys */
{ RC_OWN_NAME, 0, POPT_ARG_STRING, 0, RC_OWN_VAL, RC_OWN_DESC, "user" },
{ RC_GRP_NAME, 0, POPT_ARG_STRING, 0, RC_GRP_VAL, RC_GRP_DESC, "group"},
{ RC_MSK_NAME, 0, POPT_ARG_INT, 0, RC_MSK_VAL, RC_MSK_DESC, "umask"},
{ RC_ASS_NAME, 0, POPT_ARG_STRING, 0, RC_ASS_VAL, RC_ASS_DESC, "regx" },
{ RC_DEF_NAME, 0, POPT_ARG_STRING, 0, RC_DEF_VAL, RC_DEF_DESC, "regx" },
{ RC_REF_NAME, 0, POPT_ARG_STRING, 0, RC_REF_VAL, RC_REF_DESC, "regx" },
{ RC_PRM_NAME, 0, POPT_ARG_STRING, 0, RC_PRM_VAL, RC_PRM_DESC, "regx" },
{ RC_TRM_NAME, 0, POPT_ARG_STRING, 0, RC_TRM_VAL, RC_TRM_DESC, "regx" },
{ RC_NCF_NAME, 0, POPT_ARG_STRING, 0, RC_NCF_VAL, RC_NCF_DESC, "name" },
{ RC_CMN_NAME, 0, POPT_ARG_STRING, 0, RC_CMN_VAL, RC_CMN_DESC, "name" },
{ RC_DFL_NAME, 0, POPT_ARG_STRING, 0, RC_DFL_VAL, RC_DFL_DESC, "name" },
{ RC_ERR_NAME, 0, POPT_ARG_STRING, 0, RC_ERR_VAL, RC_ERR_DESC, "name" },
POPT_AUTOHELP
{ NULL, 0, 0, NULL, 0 }
};
optCon = popt_getcontext(NULL, argc, (const char **)argv, optionsTable, 0);
popt_setotheroptionhelp(optCon, "[options] <rcfile> <sections [args]>");
if (argc < 3) {
popt_printusage(optCon, stderr, 0);
return(RC_THROW(RC_ERR_USE));
}
/* Now do options processing */
while ((cOpt = popt_getnextopt(optCon)) >= 0)
ex_try {
coptProcess(cOpt);
}
ex_catch(Except) {
if ((rc_return_t)Except.ex_value != RC_ERR_USE)
fprintf(stderr, "Nonusage exception: %d\n",\
(rc_return_t)Except.ex_value);
fprintf(stderr, "Class '%s' threw exception %d in %s:%s():%d.\n",\
(char *)Except.ex_class, *(int *)Except.ex_value,\
Except.ex_file, Except.ex_func, Except.ex_line);
}
szCLIBuf = (char *)popt_getarg(optCon);
if ((szCLIBuf == NULL)) {
fprintf(stderr, "Please specify at least one rcfile and section.\n");
popt_printusage(optCon, stderr, 0);
return(RC_THROW(RC_ERR_USE));
}
if (cOpt < -1) {
/* An error occurred during option processing */
fprintf(stderr, "%s: %s\n",
popt_badoption(optCon, POPT_BADOPTION_NOALIAS),
popt_strerror(cOpt));
return(RC_THROW(RC_ERR_INT));
}
fprintf(stderr, "Run these commands: %s\n", szCLIBuf);
popt_freecontext(optCon);
return(RC_THROW(RC_OK));
}