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-rw-r--r--src/symap.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/symap.c b/src/symap.c
index ee9320d..f7cc653 100644
--- a/src/symap.c
+++ b/src/symap.c
@@ -1,5 +1,5 @@
/*
- Copyright 2011 David Robillard <http://drobilla.net>
+ Copyright 2011-2012 David Robillard <http://drobilla.net>
Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted, provided that the above
@@ -172,7 +172,9 @@ symap_map(Symap* map, const char* sym)
const char*
symap_unmap(Symap* map, uint32_t id)
{
- if (id <= map->size) {
+ if (id == 0) {
+ return NULL;
+ } else if (id <= map->size) {
return map->symbols[id - 1];
}
return NULL;