/* get parsed string vector, it should contain only one str */
vec = ec_parse_strvec(var);
- if (ec_strvec_len(vec) != 1)
- return -EINVAL;
+ if (ec_strvec_len(vec) != 1) {
+ errno = EINVAL;
+ return -1;
+ }
str = ec_strvec_val(vec, 0);
for (i = 0; i < node->len; i++) {
/* if id matches, use a node provided by the user... */
eval = ec_node_clone(node->table[i]);
if (eval == NULL)
- return -ENOMEM;
+ return -1;
break;
}
if (eval == NULL) {
eval = ec_node_str(EC_NO_ID, str);
if (eval == NULL)
- return -ENOMEM;
+ return -1;
}
*result = eval;
(void)operand;
(void)operator;
- return -EINVAL;
+ errno = EINVAL;
+ return -1;
}
static int
/* get parsed string vector, it should contain only one str */
vec = ec_parse_strvec(operator);
- if (ec_strvec_len(vec) != 1)
- return -EINVAL;
+ if (ec_strvec_len(vec) != 1) {
+ errno = EINVAL;
+ return -1;
+ }
if (!strcmp(ec_strvec_val(vec, 0), "*")) {
out = ec_node_many(EC_NO_ID,
ec_node_clone(in), 0, 0);
if (out == NULL)
- return -EINVAL;
+ return -1;
ec_node_free(in);
*result = out;
} else {
- return -EINVAL;
+ errno = EINVAL;
+ return -1;
}
return 0;
/* get parsed string vector, it should contain only one str */
vec = ec_parse_strvec(operator);
- if (ec_strvec_len(vec) > 1)
- return -EINVAL;
+ if (ec_strvec_len(vec) > 1) {
+ errno = EINVAL;
+ return -1;
+ }
if (ec_strvec_len(vec) == 0) {
if (!strcmp(in1->type->name, "seq")) {
if (ec_node_seq_add(in1, ec_node_clone(in2)) < 0)
- return -EINVAL;
+ return -1;
ec_node_free(in2);
*result = in1;
} else {
out = EC_NODE_SEQ(EC_NO_ID, ec_node_clone(in1),
ec_node_clone(in2));
if (out == NULL)
- return -EINVAL;
+ return -1;
ec_node_free(in1);
ec_node_free(in2);
*result = out;
} else if (!strcmp(ec_strvec_val(vec, 0), "|")) {
if (!strcmp(in2->type->name, "or")) {
if (ec_node_or_add(in2, ec_node_clone(in1)) < 0)
- return -EINVAL;
+ return -1;
ec_node_free(in1);
*result = in2;
} else if (!strcmp(in1->type->name, "or")) {
if (ec_node_or_add(in1, ec_node_clone(in2)) < 0)
- return -EINVAL;
+ return -1;
ec_node_free(in2);
*result = in1;
} else {
out = EC_NODE_OR(EC_NO_ID, ec_node_clone(in1),
ec_node_clone(in2));
if (out == NULL)
- return -EINVAL;
+ return -1;
ec_node_free(in1);
ec_node_free(in2);
*result = out;
} else if (!strcmp(ec_strvec_val(vec, 0), ",")) {
if (!strcmp(in2->type->name, "subset")) {
if (ec_node_subset_add(in2, ec_node_clone(in1)) < 0)
- return -EINVAL;
+ return -1;
ec_node_free(in1);
*result = in2;
} else if (!strcmp(in1->type->name, "subset")) {
if (ec_node_subset_add(in1, ec_node_clone(in2)) < 0)
- return -EINVAL;
+ return -1;
ec_node_free(in2);
*result = in1;
} else {
out = EC_NODE_SUBSET(EC_NO_ID, ec_node_clone(in1),
ec_node_clone(in2));
if (out == NULL)
- return -EINVAL;
+ return -1;
ec_node_free(in1);
ec_node_free(in2);
*result = out;
}
} else {
- return -EINVAL;
+ errno = EINVAL;
+ return -1;
}
return 0;
/* get parsed string vector, it should contain only one str */
vec = ec_parse_strvec(open_paren);
- if (ec_strvec_len(vec) != 1)
- return -EINVAL;
+ if (ec_strvec_len(vec) != 1) {
+ errno = EINVAL;
+ return -1;
+ }
if (!strcmp(ec_strvec_val(vec, 0), "[")) {
out = ec_node_option(EC_NO_ID, ec_node_clone(in));
if (out == NULL)
- return -EINVAL;
+ return -1;
ec_node_free(in);
} else if (!strcmp(ec_strvec_val(vec, 0), "(")) {
out = in;
} else {
- return -EINVAL;
+ errno = EINVAL;
+ return -1;
}
*result = out;
node->cmd = NULL;
/* build the expression parser */
- ret = -ENOMEM;
expr = ec_node("expr", "expr");
if (expr == NULL)
goto fail;
- ret = ec_node_expr_set_val_node(expr, ec_node_re(EC_NO_ID, "[a-zA-Z0-9]+"));
+ ret = ec_node_expr_set_val_node(expr, ec_node_re(EC_NO_ID,
+ "[a-zA-Z0-9]+"));
if (ret < 0)
goto fail;
ret = ec_node_expr_add_bin_op(expr, ec_node_str(EC_NO_ID, ","));
goto fail;
/* prepend a lexer to the expression node */
- ret = -ENOMEM;
lex = ec_node_re_lex(EC_NO_ID, ec_node_clone(expr));
if (lex == NULL)
goto fail;
goto fail;
/* parse the command expression */
- ret = -ENOMEM;
p = ec_node_parse(lex, node->cmd_str);
if (p == NULL)
goto fail;
- ret = -EINVAL;
- if (!ec_parse_matches(p))
+ if (!ec_parse_matches(p)) {
+ errno = EINVAL;
goto fail;
- if (!ec_parse_has_child(p))
+ }
+ if (!ec_parse_has_child(p)) {
+ errno = EINVAL;
goto fail;
+ }
ret = ec_node_expr_eval(&result, expr, ec_parse_get_first_child(p),
&test_ops, node);
ec_node_free(expr);
ec_node_free(lex);
ec_node_free(cmd);
- return ret;
+
+ return -1;
}
static int
{
struct ec_node_cmd *node = (struct ec_node_cmd *)gen_node;
- if (node->cmd == NULL)
- return -ENOENT;
return ec_node_parse_child(node->cmd, state, strvec);
}
{
struct ec_node_cmd *node = (struct ec_node_cmd *)gen_node;
- if (node->cmd == NULL)
- return -ENOENT;
return ec_node_complete_child(node->cmd, comp, strvec);
}