move path_simplify to shared code, move its tests to userland

1 files changed, 7 insertions, 0 deletions

diff --git a/src/shared/include/camellia/path.h b/src/shared/include/camellia/path.h
index ba6bccf..8efa0d4 100644
--- a/src/shared/include/camellia/path.h
+++ b/src/shared/include/camellia/path.h
@@ -1,3 +1,10 @@
 #pragma once
+#include <stddef.h>
 
 #define PATH_MAX 512
+
+/** Reduce a path to its simplest form.
+ *
+ * @return length of the string in *out, always less than len. Negative if the path was invalid.
+ */
+int path_simplify(const char *in, char *out, size_t len);