int cmdline_tokenize(char *string, char **argv) {
int argc = 0;
while (*string != '\0') {
while (isspace(*string)) {
string++;
}
if (*string == '\0') {
break;
} else if (*string == '\'') {
argv[argc++] = parse_sq(&string);
} else if (*string == '\"') {
argv[argc++] = parse_dq(&string);
} else {
argv[argc++] = cmdline_next_token(&string);
}
if (*string) {
*string++ = '\0';
}
}
argv[argc] = NULL;
return argc;
}
/*
* m_quote_capture() is similar to m_capture(), but it removes
* quotes from either end of the string.
*/
void
m_quote_capture(char **str, int start, int end)
{
int i, e;
char *s;
e = token[end].start_index + token[end].length - 1;
*str = gp_realloc(*str, (e - token[start].start_index + 1), "string");
s = *str;
for (i = token[start].start_index + 1; i < e && gp_input_line[i] != NUL; i++)
*s++ = gp_input_line[i];
*s = NUL;
if (gp_input_line[token[start].start_index] == '"')
parse_esc(*str);
else
parse_sq(*str);
}
/*
* quote_str() does the same thing as copy_str, except it ignores the
* quotes at both ends. This seems redundant, but is done for
* efficency.
*/
void
quote_str(char *str, int t_num, int max)
{
int i = 0;
int start = token[t_num].start_index + 1;
int count;
if ((count = token[t_num].length - 2) >= max) {
count = max - 1;
FPRINTF((stderr, "str buffer overflow in quote_str"));
}
if (count > 0) {
do {
str[i++] = gp_input_line[start++];
} while (i != count);
}
str[i] = NUL;
/* convert \t and \nnn (octal) to char if in double quotes */
if (gp_input_line[token[t_num].start_index] == '"')
parse_esc(str);
else
parse_sq(str);
}