/*=export_func optionResetOpt
* private:
*
* what: Reset the value of an option
* arg: + tOptions* + pOpts + program options descriptor +
* arg: + tOptDesc* + pOptDesc + the descriptor for this arg +
*
* doc:
* This code will cause another option to be reset to its initial state.
* For example, --reset=foo will cause the --foo option to be reset.
=*/
void
optionResetOpt( tOptions* pOpts, tOptDesc* pOD )
{
static ag_bool reset_active = AG_FALSE;
tOptState opt_state = OPTSTATE_INITIALIZER(DEFINED);
char const * pzArg = pOD->optArg.argString;
tSuccess succ;
if (reset_active)
return;
if ( (! HAS_originalOptArgArray(pOpts))
|| (pOpts->originalOptArgCookie == NULL)) {
fputs(zResetNotConfig, stderr);
_exit(EX_SOFTWARE);
}
if ((pzArg == NULL) || (*pzArg == NUL)) {
fputs(zNoResetArg, stderr);
pOpts->pUsageProc(pOpts, EXIT_FAILURE);
/* NOTREACHED */
assert(0 == 1);
}
reset_active = AG_TRUE;
if (pzArg[1] == NUL) {
if (*pzArg == '*') {
optionResetEverything(pOpts);
reset_active = AG_FALSE;
return;
}
succ = shortOptionFind(pOpts, (tAoUC)*pzArg, &opt_state);
if (! SUCCESSFUL(succ)) {
fprintf(stderr, zIllOptChr, pOpts->pzProgPath, *pzArg);
pOpts->pUsageProc(pOpts, EXIT_FAILURE);
/* NOTREACHED */
assert(0 == 1);
}
} else {
succ = longOptionFind(pOpts, (char *)pzArg, &opt_state);
if (! SUCCESSFUL(succ)) {
fprintf(stderr, zIllOptStr, pOpts->pzProgPath, pzArg);
pOpts->pUsageProc(pOpts, EXIT_FAILURE);
/* NOTREACHED */
assert(0 == 1);
}
}
/*
* We've found the indicated option. Turn off all non-persistent
* flags because we're forcing the option back to its initialized state.
* Call any callout procedure to handle whatever it needs to.
* Finally, clear the reset flag, too.
*/
optionReset(pOpts, opt_state.pOD);
reset_active = AG_FALSE;
}
/**
* figure out what the option file name argument is.
* If one can be found, call prt_entry() to emit it.
*
* @param[in] fp the file pointer to write to.
* @param[in] od the option descriptor with a bit mask value type
* @param[in] opts the program options descriptor
*/
static void
prt_file_arg(FILE * fp, tOptDesc * od, tOptions * opts)
{
/*
* If the cookie is not NULL, then it has the file name, period.
* Otherwise, if we have a non-NULL string argument, then....
*/
if (od->optCookie != NULL)
prt_entry(fp, od, od->optCookie);
else if (HAS_originalOptArgArray(opts)) {
char const * orig =
opts->originalOptArgArray[od->optIndex].argString;
if (od->optArg.argString == orig)
return;
prt_entry(fp, od, od->optArg.argString);
}
}
/*=export_func optionResetOpt
* private:
*
* what: Reset the value of an option
* arg: + tOptions* + pOpts + program options descriptor +
* arg: + tOptDesc* + pOptDesc + the descriptor for this arg +
*
* doc:
* This code will cause another option to be reset to its initial state.
* For example, --reset=foo will cause the --foo option to be reset.
=*/
void
optionResetOpt(tOptions * pOpts, tOptDesc * pOD)
{
static bool reset_active = false;
tOptState opt_state = OPTSTATE_INITIALIZER(DEFINED);
char const * pzArg = pOD->optArg.argString;
tSuccess succ;
if (pOpts <= OPTPROC_EMIT_LIMIT)
return;
if (reset_active)
return;
if ( (! HAS_originalOptArgArray(pOpts))
|| (pOpts->originalOptArgCookie == NULL))
ao_bug(zno_reset);
if ((pzArg == NULL) || (*pzArg == NUL)) {
fprintf(stderr, zreset_arg, pOpts->pzProgName, pOD->pz_Name);
pOpts->pUsageProc(pOpts, EXIT_FAILURE);
/* NOTREACHED */
assert(0 == 1);
}
reset_active = true;
if (pzArg[1] == NUL) {
if (*pzArg == '*') {
optionResetEverything(pOpts);
reset_active = false;
return;
}
succ = opt_find_short(pOpts, (uint8_t)*pzArg, &opt_state);
if (! SUCCESSFUL(succ)) {
fprintf(stderr, zIllOptChr, pOpts->pzProgPath, *pzArg);
pOpts->pUsageProc(pOpts, EXIT_FAILURE);
/* NOTREACHED */
assert(0 == 1);
}
} else {
succ = opt_find_long(pOpts, (char *)pzArg, &opt_state);
if (! SUCCESSFUL(succ)) {
fprintf(stderr, zIllOptStr, pOpts->pzProgPath, pzArg);
pOpts->pUsageProc(pOpts, EXIT_FAILURE);
/* NOTREACHED */
assert(0 == 1);
}
}
/*
* We've found the indicated option. Turn off all non-persistent
* flags because we're forcing the option back to its initialized state.
* Call any callout procedure to handle whatever it needs to.
* Finally, clear the reset flag, too.
*/
optionReset(pOpts, opt_state.pOD);
reset_active = false;
}
