static void
test_lex(const char *input)
{
struct ds output;
ds_init(&output);
struct lexer lexer;
lexer_init(&lexer, input);
ds_clear(&output);
while (lexer_get(&lexer) != LEX_T_END) {
size_t len = output.length;
lex_token_format(&lexer.token, &output);
/* Check that the formatted version can really be parsed back
* losslessly. */
if (lexer.token.type != LEX_T_ERROR) {
const char *s = ds_cstr(&output) + len;
struct lexer l2;
lexer_init(&l2, s);
lexer_get(&l2);
compare_token(&lexer.token, &l2.token);
lexer_destroy(&l2);
}
ds_put_char(&output, ' ');
}
lexer_destroy(&lexer);
ds_chomp(&output, ' ');
puts(ds_cstr(&output));
ds_destroy(&output);
}
int smpd_get_string_arg(const char *str, const char *flag, char *val, int maxlen)
{
smpd_enter_fn(FCNAME);
if (maxlen < 1)
{
smpd_exit_fn(FCNAME);
return SMPD_FALSE;
}
/* line up with the first token */
str = first_token(str);
if (str == NULL)
{
smpd_exit_fn(FCNAME);
return SMPD_FALSE;
}
/* This loop will match the first instance of "flag = value" in the string. */
do
{
if (compare_token(str, flag) == 0)
{
str = next_token(str);
if (compare_token(str, SMPD_DELIM_STR) == 0)
{
str = next_token(str);
if (str == NULL)
{
smpd_exit_fn(FCNAME);
return SMPD_FALSE;
}
token_copy(str, val, maxlen);
smpd_exit_fn(FCNAME);
return SMPD_TRUE;
}
}
else
{
str = next_token(str);
}
} while (str);
smpd_exit_fn(FCNAME);
return SMPD_FALSE;
}
int smpd_hide_string_arg(char *str, const char *flag)
{
smpd_enter_fn(FCNAME);
/* line up with the first token */
str = (char*)first_token(str);
if (str == NULL)
{
smpd_exit_fn(FCNAME);
return SMPD_SUCCESS;
}
do
{
if (compare_token(str, flag) == 0)
{
str = (char*)next_token(str);
if (compare_token(str, SMPD_DELIM_STR) == 0)
{
str = (char*)next_token(str);
if (str == NULL)
{
smpd_exit_fn(FCNAME);
return SMPD_SUCCESS;
}
token_hide(str);
smpd_exit_fn(FCNAME);
return SMPD_SUCCESS;
}
}
else
{
str = (char*)next_token(str);
}
} while (str);
smpd_exit_fn(FCNAME);
return SMPD_SUCCESS;
}