Add Env to Sink

This isn't technically necessary for any sink, but is a pattern common to every
sink implementation in serd, so having it here reduces boilerplate and
parameters in user code.

3 files changed, 5 insertions, 4 deletions

diff --git a/tests/overflow_test.c b/tests/overflow_test.c
index 1614a2db..43be9932 100644
--- a/tests/overflow_test.c
+++ b/tests/overflow_test.c
@@ -56,7 +56,7 @@ main(void)
 	                      {NULL, 0}};
 
 	SerdWorld* world = serd_world_new();
-	SerdSink*  sink  = serd_sink_new(NULL);
+	SerdSink*  sink  = serd_sink_new(NULL, NULL);
 
 	for (const Test* t = tests; t->str; ++t) {
 		const SerdStatus st = test(world, sink, t->str, t->stack_size);
diff --git a/tests/read_chunk_test.c b/tests/read_chunk_test.c
index 75750b8b..54513f06 100644
--- a/tests/read_chunk_test.c
+++ b/tests/read_chunk_test.c
@@ -74,7 +74,7 @@ int
 main(void)
 {
 	SerdWorld* world = serd_world_new();
-	SerdSink*  sink  = serd_sink_new(NULL);
+	SerdSink*  sink  = serd_sink_new(NULL, NULL);
 	serd_sink_set_base_func(sink, on_base);
 	serd_sink_set_prefix_func(sink, on_prefix);
 	serd_sink_set_statement_func(sink, on_statement);
diff --git a/tests/serd_test.c b/tests/serd_test.c
index a461e22a..f923a9c0 100644
--- a/tests/serd_test.c
+++ b/tests/serd_test.c
@@ -452,10 +452,11 @@ main(void)
 	assert(serd_env_set_prefix(env, b, lit));
 
 	size_t    n_prefixes          = 0;
-	SerdSink* count_prefixes_sink = serd_sink_new(&n_prefixes);
+	SerdSink* count_prefixes_sink = serd_sink_new(&n_prefixes, NULL);
 	serd_sink_set_prefix_func(count_prefixes_sink, count_prefixes);
 	serd_env_set_prefix(env, pre, eg);
 	serd_env_write_prefixes(env, count_prefixes_sink);
+	serd_sink_free(count_prefixes_sink);
 	assert(n_prefixes == 1);
 
 	SerdNode* shorter_uri = serd_new_uri("urn:foo");
@@ -601,7 +602,7 @@ main(void)
 	fseek(fd, 0, SEEK_SET);
 
 	size_t    n_statements = 0;
-	SerdSink* sink         = serd_sink_new(&n_statements);
+	SerdSink* sink         = serd_sink_new(&n_statements, NULL);
 	serd_sink_set_statement_func(sink, count_statements);
 
 	SerdReader* reader = serd_reader_new(world, SERD_TURTLE, sink, 4096);