GRU - Generic Reusable Utilities
string/gru_split_test.c

String splitting example

/*
* Copyright 2017 Otavio Piske <angusyoung@gmail.com>.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <stdio.h>
#include <stdlib.h>
int main(int argc, char **argv) {
gru_list_t *list =
gru_split("fedora,freebsd,gentoo,debian,ubuntu,red hat", ',', &status);
uint32_t expected_size = 6;
if (gru_status_error(&status)) {
fprintf(stderr, "%s\n", status.message);
goto err_failure;
}
uint32_t list_size = gru_list_count(list);
if (list_size != expected_size) {
fprintf(stderr, "Expected %d but got %d\n", expected_size, list_size);
goto err_failure;
}
const char *expected[] = {
"fedora", "freebsd", "gentoo", "debian", "ubuntu", "red hat"};
for (uint32_t i = 0; i < list_size; i++) {
const gru_node_t *node = gru_list_get(list, i);
char *data = (char *) node->data;
printf("%d = %s\n", i, data);
if (strcmp(data, expected[i]) != 0) {
fprintf(stderr, "Expected %s but got %s\n", expected[i], data);
goto err_failure;
}
}
return EXIT_SUCCESS;
err_failure:
return EXIT_FAILURE;
}
const gru_node_t * gru_list_get(const gru_list_t *list, uint32_t position)
Gets a node from the list at the given position.
Definition: gru_list.c:214
uint32_t gru_list_count(const gru_list_t *list)
Returns the number of items in a list.
Definition: gru_list.c:83
void gru_list_destroy(gru_list_t **list)
Ensures that the list is properly destroyed.
Definition: gru_list.c:35
int main(int argc, char **argv)
Definition: gru_list_test.c:198
gru_export gru_status_t gru_status_new()
Copyright 2016 Otavio Rodolfo Piske.
Definition: gru_status.c:18
bool gru_status_error(const gru_status_t *status)
Checks for error status.
Definition: gru_status.c:83
void gru_split_clean(gru_list_t *list)
Cleans a string list returned by gru_split and free's the memory used by the strings created for each...
Definition: gru_util.c:99
gru_list_t * gru_split(const char *str, char sep, gru_status_t *status)
Split a string.
Definition: gru_util.c:78
Definition: gru_list.h:41
Definition: gru_node.h:25
const void * data
Definition: gru_node.h:28
Status type.
Definition: gru_status.h:47
char * message
Definition: gru_status.h:48