Add function to query for compile time settings.

1 files changed, 23 insertions, 0 deletions

diff --git a/include/git2/common.h b/include/git2/common.h
index 1af045cf..0af37e81 100644
--- a/include/git2/common.h
+++ b/include/git2/common.h
@@ -103,6 +103,29 @@ GIT_EXTERN(int) git_strarray_copy(git_strarray *tgt, const git_strarray *src);
  */
 GIT_EXTERN(void) git_libgit2_version(int *major, int *minor, int *rev);
 
+/**
+ * Combinations of these values describe the capabilities of libgit2.
+ */
+enum {
+	GIT_CAP_THREADS			= ( 1 << 0 ),
+	GIT_CAP_HTTPS			= ( 1 << 1 )
+};
+
+/**
+ * Query compile time options for libgit2.
+ *
+ * @return A combination of GIT_CAP_* values.
+ *
+ * - GIT_CAP_THREADS
+ *   Libgit2 was compiled with thread support. Note that thread support is still to be seen as a
+ *   'work in progress'.
+ *
+ * - GIT_CAP_HTTPS
+ *   Libgit2 supports the https:// protocol. This requires the open ssl library to be
+ *   found when compiling libgit2.
+ */
+GIT_EXTERN(int) git_libgit2_capabilities(void);
+
 /** @} */
 GIT_END_DECL
 #endif