build-sandbox: Move to top-level build-support

This is not only useful for packaging games, so let's make it available
from the vuizvui scope, so we can use it from other packages as well.

Signed-off-by: aszlig <aszlig@nix.build>

1 files changed, 6 insertions, 0 deletions

diff --git a/pkgs/build-support/build-sandbox/src/nix-query.h b/pkgs/build-support/build-sandbox/src/nix-query.h
new file mode 100644
index 00000000..3eef7c4a
--- /dev/null
+++ b/pkgs/build-support/build-sandbox/src/nix-query.h
@@ -0,0 +1,6 @@
+struct query_state;
+
+struct query_state *new_query(void);
+void free_query(struct query_state *qs);
+bool query_requisites(struct query_state *qs, const char *path);
+const char *next_query_result(struct query_state *qs);