From d9b65f7b0273795df2e4fb24afadc431477ad2dc Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Thu, 20 Dec 2018 13:08:46 -0500
Subject: Add serd_env_write_prefixes()

---
 serd/serd.h | 7 +++++++
 src/env.c   | 9 +++++++++
 2 files changed, 16 insertions(+)

diff --git a/serd/serd.h b/serd/serd.h
index 5c0d28b9..4e99e39f 100644
--- a/serd/serd.h
+++ b/serd/serd.h
@@ -1032,6 +1032,13 @@ serd_env_foreach(const SerdEnv* env,
                  SerdPrefixSink func,
                  void*          handle);
 
+/**
+   Write all prefixes in `env` to `sink`.
+*/
+SERD_API
+void
+serd_env_write_prefixes(const SerdEnv* env, const SerdSink* sink);
+
 /**
    @}
    @name Sink
diff --git a/src/env.c b/src/env.c
index 921413f7..dac6fdae 100644
--- a/src/env.c
+++ b/src/env.c
@@ -325,3 +325,12 @@ serd_env_foreach(const SerdEnv* env,
 		func(handle, env->prefixes[i].name, env->prefixes[i].uri);
 	}
 }
+
+void
+serd_env_write_prefixes(const SerdEnv* env, const SerdSink* sink)
+{
+	for (size_t i = 0; i < env->n_prefixes; ++i) {
+		serd_sink_write_prefix(
+			sink, env->prefixes[i].name, env->prefixes[i].uri);
+	}
+}
-- 
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