while (need >= (cur - pack_mapped) && unuse_one_window(NULL))
; /* nothing */
}
+
+void close_pack_windows(struct packed_git *p)
+{
+ while (p->windows) {
+ struct pack_window *w = p->windows;
+
+ if (w->inuse_cnt)
+ die("pack '%s' still has open windows to it",
+ p->pack_name);
+ munmap(w->base, w->len);
+ pack_mapped -= w->len;
+ pack_open_windows--;
+ p->windows = w->next;
+ free(w);
+ }
+}
+
+int close_pack_fd(struct packed_git *p)
+{
+ if (p->pack_fd < 0)
+ return 0;
+
+ close(p->pack_fd);
+ pack_open_fds--;
+ p->pack_fd = -1;
+
+ return 1;
+}
+
+void close_pack_index(struct packed_git *p)
+{
+ if (p->index_data) {
+ munmap((void *)p->index_data, p->index_size);
+ p->index_data = NULL;
+ }
+}
+
+static void close_pack(struct packed_git *p)
+{
+ close_pack_windows(p);
+ close_pack_fd(p);
+ close_pack_index(p);
+}
+
+void close_all_packs(void)
+{
+ struct packed_git *p;
+
+ for (p = packed_git; p; p = p->next)
+ if (p->do_not_close)
+ die("BUG: want to close pack marked 'do-not-close'");
+ else
+ close_pack(p);
+}