build: Use -fvisibility

This makes all the exported symbols hidden by default.

Change-Id: I6f2b127da4e8f83d04e8d97eba7371bcb590542e

diff --git a/meson.build b/meson.build
index 22f625e..a6f2d55 100644 (file)
--- a/meson.build
+++ b/meson.build
@@ -11,7 +11,10 @@ project('libds',
 
 cc = meson.get_compiler('c')
 
-global_args = []
+global_args = cc.get_supported_arguments(
+  '-fvisibility=hidden',
+)
+
 global_args_maybe = [
   '-Wno-unused-parameter',
   '-Wno-pedantic',