aboutsummaryrefslogtreecommitdiff
path: root/array.c
diff options
context:
space:
mode:
Diffstat (limited to 'array.c')
-rw-r--r--array.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/array.c b/array.c
index 315e18c..aa43151 100644
--- a/array.c
+++ b/array.c
@@ -108,6 +108,18 @@ bool array_add_ptr(Array *arr, void *item) {
return true;
}
+bool array_remove(Array *arr, size_t idx) {
+ if (idx >= arr->len) {
+ errno = EINVAL;
+ return false;
+ }
+ char *dest = arr->items + idx * arr->elem_size;
+ char *src = arr->items + (idx + 1) * arr->elem_size;
+ memmove(dest, src, (arr->len - idx) * arr->elem_size);
+ arr->len--;
+ return true;
+}
+
size_t array_length(Array *arr) {
return arr->len;
}