From 57b542c5e5f66cd8f37d835b036bfc49273eddd4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tim-Philipp=20M=C3=BCller?= <tim@centricular.com>
Date: Fri, 11 Aug 2017 13:59:04 +0100
Subject: [PATCH] meson: hide symbols by default unless explicitly exported

---
 meson.build | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/meson.build b/meson.build
index f09faad78b..cd79e52dec 100644
--- a/meson.build
+++ b/meson.build
@@ -53,6 +53,14 @@ else
   noseh_link_args = []
 endif
 
+# Symbol visibility
+if cc.has_argument('-fvisibility=hidden')
+  add_project_arguments('-fvisibility=hidden', language: 'c')
+endif
+if cxx.has_argument('-fvisibility=hidden')
+  add_project_arguments('-fvisibility=hidden', language: 'cpp')
+endif
+
 cdata = configuration_data()
 check_headers = [
   ['HAVE_DLFCN_H', 'dlfcn.h'],