arg_parse(char *str, arg_info *entry)
#endif
{
int length = 0;
if (arg_count (*entry) == P_ONE_ARG) {
char **store = (char **) arg_result_ptr (*entry);
length = put_one_arg (arg_result_type (*entry), str, store,
arg_prefix (*entry), arg_string (*entry));
} /* if (arg_count == P_ONE_ARG) */
else { /* Must be a table of arguments */
char **store = (char **) arg_result_ptr (*entry);
if (store) {
while (*store)
store++;
length = put_one_arg(arg_result_type (*entry), str, store++,
arg_prefix (*entry), arg_string (*entry));
*store = (char *) NULL;
} /* if (store) */
} /* else */
return length;
} /* arg_parse */
/* Return a textual representation of the reg */
static char *
get_field (unsigned long instr, unsigned long mask, unsigned short low, unsigned type)
{
char tmpstr[25];
int x = (int)((instr >> low) & mask);
if (mask+1 == 1<<26) {
x <<= 2;
}
if (arg_prefix(type)[0])
sprintf (tmpstr, "%c%d", *arg_prefix(type), x);
else
sprintf (tmpstr, "0x%x", (unsigned)x);
return (strdup (tmpstr));
}
match(char *norm_input, char *low_input, arg_info *entry, boolean use_prefix)
#endif
{
char *norm_prefix = arg_prefix (*entry);
char *norm_string = arg_string (*entry);
boolean prefix_match = FALSE, string_match = FALSE;
int result = 0;
/* Buffers for the lowercased versions of the strings being compared.
These are used when the switch is to be case insensitive */
static char low_prefix[MAX_INPUT_SIZE];
static char low_string[MAX_INPUT_SIZE];
int prefix_length = strlen (norm_prefix);
int string_length = strlen (norm_string);
/* Pointers for the required strings (lowered or nonlowered) */
register char *input, *prefix, *string;
/* FUNCTION BODY */
/* Use the appropriate strings to handle case sensitivity */
if (arg_flags (*entry) & P_CASE_INSENSITIVE) {
input = low_input;
prefix = lower_string (low_prefix, norm_prefix);
string = lower_string (low_string, norm_string);
} else {
input = norm_input;
prefix = norm_prefix;
string = norm_string;
} /* else */
/* First, check the string formed by concatenating the prefix onto the
switch string, but only when the prefix is not being ignored */
if (use_prefix && prefix != NULL && *prefix != '\0')
prefix_match = (strncmp (input, prefix, prefix_length) == 0) &&
(strncmp (input + prefix_length, string, string_length) == 0);
/* Next, check just the switch string, if that's allowed */
if (!use_prefix && (arg_flags (*entry) & P_REQUIRED_PREFIX) == 0)
string_match = strncmp (input, string, string_length) == 0;
if (prefix_match)
result = prefix_length + string_length;
else if (string_match)
result = string_length;
return result;
} /* match */
