Add a VECTOR_INSERT method to insert a range of elements at once

1 files changed, 3 insertions, 0 deletions

diff --git a/Alc/vector.h b/Alc/vector.h
index 57939719..2993aac5 100644
--- a/Alc/vector.h
+++ b/Alc/vector.h
@@ -35,6 +35,9 @@ ALboolean vector_resize(void *ptr, size_t base_size, size_t obj_count, size_t ob
 #define VECTOR_ITER_BEGIN(_x) ((_x)->Data)
 #define VECTOR_ITER_END(_x)   ((_x)->Data + VECTOR_SIZE((_x)))
 
+ALboolean vector_insert(void *ptr, size_t base_size, size_t obj_size, ptrdiff_t ins_elem, const void *datstart, ptrdiff_t numins);
+#define VECTOR_INSERT(_x, _i, _s, _e) (vector_insert(&(_x), sizeof(*(_x)), sizeof((_x)->Data[0]), (_i)-VECTOR_ITER_BEGIN(_x), (_s), (_e)-(_s)))
+
 #define VECTOR_PUSH_BACK(_x, _obj) (vector_reserve(&(_x), sizeof(*(_x)), VECTOR_SIZE(_x)+1, sizeof((_x)->Data[0]), AL_FALSE) && \
                                     (((_x)->Data[(_x)->Size++] = (_obj)),AL_TRUE))
 #define VECTOR_POP_BACK(_x) ((void)((_x)->Size--))