/**
* @brief Helper routine to parse a single arg and return its mask
*
* Parse all the - options to create a mask (or a serial speed in the
* case of -S). If the arg doesn't start with '-' assume it's an env
* variable and set that instead.
*/
int
boot_parse_arg(char *v)
{
char *n;
int howto;
#if 0
/* Need to see if this is better or worse than the meat of the #else */
static const char howto_switches[] = "aCdrgDmphsv";
static int howto_masks[] = {
RB_ASKNAME, RB_CDROM, RB_KDB, RB_DFLTROOT, RB_GDB, RB_MULTIPLE,
RB_MUTE, RB_PAUSE, RB_SERIAL, RB_SINGLE, RB_VERBOSE
};
opts = strchr(kargs, '-');
while (opts != NULL) {
while (*(++opts) != '\0') {
sw = strchr(howto_switches, *opts);
if (sw == NULL)
break;
howto |= howto_masks[sw - howto_switches];
}
opts = strchr(opts, '-');
}
#else
howto = 0;
if (*v == '-') {
while (*v != '\0') {
v++;
switch (*v) {
case 'a': howto |= RB_ASKNAME; break;
case 'C': howto |= RB_CDROM; break;
case 'd': howto |= RB_KDB; break;
case 'D': howto |= RB_MULTIPLE; break;
case 'm': howto |= RB_MUTE; break;
case 'g': howto |= RB_GDB; break;
case 'h': howto |= RB_SERIAL; break;
case 'p': howto |= RB_PAUSE; break;
case 'P': howto |= RB_PROBE; break;
case 'r': howto |= RB_DFLTROOT; break;
case 's': howto |= RB_SINGLE; break;
case 'S': SETENV("comconsole_speed", v + 1); v += strlen(v); break;
case 'v': howto |= RB_VERBOSE; break;
}
}
} else {
n = strsep(&v, "=");
if (v == NULL)
SETENV(n, "1");
else
SETENV(n, v);
}
#endif
return (howto);
}
/**
* @brief Set env vars from howto_names based on howto passed in
*/
void
boot_howto_to_env(int howto)
{
int i;
for (i = 0; howto_names[i].ev != NULL; i++)
if (howto & howto_names[i].mask)
SETENV(howto_names[i].ev, "YES");
}
long long sys_set(
UDF_INIT *initid
, UDF_ARGS *args
, char *is_null
, char *error
){
char *name = initid->ptr;
char *value = name + args->lengths[0] + 1;
memcpy(
name
, args->args[0]
, args->lengths[0]
);
*(name + args->lengths[0]) = '\0';
memcpy(
value
, args->args[1]
, args->lengths[1]
);
*(value + args->lengths[1]) = '\0';
return SETENV(name,value);
}
void setenv (char *varname, char *varvalue)
{
SETENV(varname, varvalue);
}