lib/cli: add library API / CLI for compile time options

[notmuch] / lib / notmuch.h

diff --git a/lib/notmuch.h b/lib/notmuch.h
index 85b56bf1e4c34e96fe37e4df7a06eb4b762f2e75..3a092efcd72d220e0f6357ff7bb4669e5a6a950f 100644 (file)
--- a/lib/notmuch.h
+++ b/lib/notmuch.h
@@ -59,8 +59,17 @@ NOTMUCH_BEGIN_DECLS
 #define LIBNOTMUCH_MINOR_VERSION       3
 #define LIBNOTMUCH_MICRO_VERSION       0
 
+
+#if defined (__clang_major__) && __clang_major__ >= 3 \
+    || defined (__GNUC__) && __GNUC__ >= 5 \
+    || defined (__GNUC__) && __GNUC__ == 4 && __GNUC_MINOR__ >= 5
 #define NOTMUCH_DEPRECATED(major,minor) \
     __attribute__ ((deprecated ("function deprecated as of libnotmuch " #major "." #minor)))
+#else
+#define NOTMUCH_DEPRECATED(major,minor) __attribute__ ((deprecated))
+#endif
+
+
 #endif /* __DOXYGEN__ */
 
 /**
@@ -1752,7 +1761,7 @@ notmuch_filenames_t *
 notmuch_directory_get_child_files (notmuch_directory_t *directory);
 
 /**
- * Get a notmuch_filenams_t iterator listing all the filenames of
+ * Get a notmuch_filenames_t iterator listing all the filenames of
  * sub-directories in the database within the given directory.
  *
  * The returned filenames will be the basename-entries only (not
@@ -1829,6 +1838,11 @@ notmuch_filenames_move_to_next (notmuch_filenames_t *filenames);
 void
 notmuch_filenames_destroy (notmuch_filenames_t *filenames);
 
+/**
+ * interrogate the library for compile time features
+ */
+notmuch_bool_t
+notmuch_built_with (const char *name);
 /* @} */
 
 NOTMUCH_END_DECLS