static void
do_env_opt(tOptState * os, char * env_name,
tOptions * pOpts, teEnvPresetType type);
LOCAL void
doPrognameEnv(tOptions * pOpts, teEnvPresetType type)
{
char const * env_opts = getenv(pOpts->pzPROGNAME);
token_list_t * pTL;
int sv_argc;
proc_state_mask_t sv_flag;
char ** sv_argv;
if (env_opts == NULL)
return;
pTL = ao_string_tokenize(env_opts);
if (pTL == NULL)
return;
sv_argc = (int)pOpts->origArgCt;
sv_argv = pOpts->origArgVect;
sv_flag = pOpts->fOptSet;
{
uintptr_t v = (uintptr_t)(pTL->tkn_list);
pOpts->origArgVect = VOIDP(v - sizeof(char *));
}
pOpts->origArgCt = (unsigned int)pTL->tkn_ct + 1;
pOpts->fOptSet &= ~OPTPROC_ERRSTOP;
pOpts->curOptIdx = 1;
pOpts->pzCurOpt = NULL;
switch (type) {
case ENV_IMM:
(void)immediate_opts(pOpts);
break;
case ENV_ALL:
(void)immediate_opts(pOpts);
pOpts->curOptIdx = 1;
pOpts->pzCurOpt = NULL;
case ENV_NON_IMM:
(void)regular_opts(pOpts);
}
free(pTL);
pOpts->origArgVect = sv_argv;
pOpts->origArgCt = (unsigned int)sv_argc;
pOpts->fOptSet = sv_flag;
}
static void
do_env_opt(tOptState * os, char * env_name,
tOptions * pOpts, teEnvPresetType type)
{
os->pzOptArg = getenv(env_name);
if (os->pzOptArg == NULL)
return;
os->flags = OPTST_PRESET | OPTST_ALLOC_ARG | os->pOD->fOptState;
os->optType = TOPT_UNDEFINED;
if ( (os->pOD->pz_DisablePfx != NULL)
&& (streqvcmp(os->pzOptArg, os->pOD->pz_DisablePfx) == 0)) {
os->flags |= OPTST_DISABLED;
os->pzOptArg = NULL;
handle_opt(pOpts, os);
return;
}
switch (type) {
case ENV_IMM:
if (DO_IMMEDIATELY(os->flags))
break;
return;
case ENV_NON_IMM:
if (DO_NORMALLY(os->flags) || DO_SECOND_TIME(os->flags))
break;
return;
default:
break;
}
if (OPTST_GET_ARGTYPE(os->pOD->fOptState) == OPARG_TYPE_NONE) {
os->pzOptArg = NULL;
} else if (os->pzOptArg[0] == NUL) {
if ((os->pOD->fOptState & OPTST_ARG_OPTIONAL) == 0)
return;
os->pzOptArg = NULL;
} else {
AGDUPSTR(os->pzOptArg, os->pzOptArg, "option argument");
os->flags |= OPTST_ALLOC_ARG;
}
handle_opt(pOpts, os);
}
LOCAL void
env_presets(tOptions * pOpts, teEnvPresetType type)
{
int ct;
tOptState st;
char * pzFlagName;
size_t spaceLeft;
char zEnvName[ AO_NAME_SIZE ];
if ((pOpts->fOptSet & OPTPROC_ENVIRON) == 0)
return;
doPrognameEnv(pOpts, type);
ct = pOpts->presetOptCt;
st.pOD = pOpts->pOptDesc;
pzFlagName = zEnvName
+ snprintf(zEnvName, sizeof(zEnvName), "%s_", pOpts->pzPROGNAME);
spaceLeft = AO_NAME_SIZE - (unsigned long)(pzFlagName - zEnvName) - 1;
for (;ct-- > 0; st.pOD++) {
size_t nln;
if ( ((st.pOD->fOptState & OPTST_NO_INIT) != 0)
|| (st.pOD->optEquivIndex != NO_EQUIVALENT) )
continue;
nln = strlen(st.pOD->pz_NAME) + 1;
if (nln <= spaceLeft) {
memcpy(pzFlagName, st.pOD->pz_NAME, nln);
do_env_opt(&st, zEnvName, pOpts, type);
}
}
if ( (pOpts->specOptIdx.save_opts != NO_EQUIVALENT)
&& (pOpts->specOptIdx.save_opts != 0)) {
size_t nln;
st.pOD = pOpts->pOptDesc + pOpts->specOptIdx.save_opts + 1;
if (st.pOD->pz_NAME == NULL)
return;
nln = strlen(st.pOD->pz_NAME) + 1;
if (nln > spaceLeft)
return;
memcpy(pzFlagName, st.pOD->pz_NAME, nln);
do_env_opt(&st, zEnvName, pOpts, type);
}
}