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authorDavid Robillard <d@drobilla.net>2020-08-14 15:51:17 +0200
committerDavid Robillard <d@drobilla.net>2020-08-14 19:07:52 +0200
commit4b50e6ebdab57433fa60c2376719e51c79de7fe9 (patch)
tree52a704b3ae46c8eff78ca836c418477a4ea475db /src
parent54b9109a8e0fce21deb8082b9a53f419cb82fc27 (diff)
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Avoid copying nodes when equivalent prefixes are set
Diffstat (limited to 'src')
-rw-r--r--src/env.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/src/env.c b/src/env.c
index 09a91d6a..19e2abe8 100644
--- a/src/env.c
+++ b/src/env.c
@@ -112,9 +112,11 @@ serd_env_add(SerdEnv* env,
{
SerdPrefix* const prefix = serd_env_find(env, name->buf, name->n_bytes);
if (prefix) {
- SerdNode old_prefix_uri = prefix->uri;
- prefix->uri = serd_node_copy(uri);
- serd_node_free(&old_prefix_uri);
+ if (!serd_node_equals(&prefix->uri, uri)) {
+ SerdNode old_prefix_uri = prefix->uri;
+ prefix->uri = serd_node_copy(uri);
+ serd_node_free(&old_prefix_uri);
+ }
} else {
env->prefixes = (SerdPrefix*)realloc(
env->prefixes, (++env->n_prefixes) * sizeof(SerdPrefix));