git/t/helper/test-prio-queue.c
Junio C Hamano d0732a8120 Merge branch 'jk/unused-post-2.39-part2'
More work towards -Wunused.

* jk/unused-post-2.39-part2: (21 commits)
  help: mark unused parameter in git_unknown_cmd_config()
  run_processes_parallel: mark unused callback parameters
  userformat_want_item(): mark unused parameter
  for_each_commit_graft(): mark unused callback parameter
  rewrite_parents(): mark unused callback parameter
  fetch-pack: mark unused parameter in callback function
  notes: mark unused callback parameters
  prio-queue: mark unused parameters in comparison functions
  for_each_object: mark unused callback parameters
  list-objects: mark unused callback parameters
  mark unused parameters in signal handlers
  run-command: mark error routine parameters as unused
  mark "pointless" data pointers in callbacks
  ref-filter: mark unused callback parameters
  http-backend: mark unused parameters in virtual functions
  http-backend: mark argc/argv unused
  object-name: mark unused parameters in disambiguate callbacks
  serve: mark unused parameters in virtual functions
  serve: use repository pointer to get config
  ls-refs: drop config caching
  ...
2023-03-17 14:03:09 -07:00

52 lines
987 B
C

#include "test-tool.h"
#include "prio-queue.h"
static int intcmp(const void *va, const void *vb, void *data UNUSED)
{
const int *a = va, *b = vb;
return *a - *b;
}
static void show(int *v)
{
if (!v)
printf("NULL\n");
else
printf("%d\n", *v);
free(v);
}
int cmd__prio_queue(int argc, const char **argv)
{
struct prio_queue pq = { intcmp };
while (*++argv) {
if (!strcmp(*argv, "get")) {
void *peek = prio_queue_peek(&pq);
void *get = prio_queue_get(&pq);
if (peek != get)
BUG("peek and get results do not match");
show(get);
} else if (!strcmp(*argv, "dump")) {
void *peek;
void *get;
while ((peek = prio_queue_peek(&pq))) {
get = prio_queue_get(&pq);
if (peek != get)
BUG("peek and get results do not match");
show(get);
}
} else if (!strcmp(*argv, "stack")) {
pq.compare = NULL;
} else {
int *v = xmalloc(sizeof(*v));
*v = atoi(*argv);
prio_queue_put(&pq, v);
}
}
clear_prio_queue(&pq);
return 0;
}