meson: don't export symbols by default

Only plugin entry points should be exported.

Currently plugins might export more symbols with
the meson build, as we don't have the exports
regexp there that we pass to libtool.

diff --git a/meson.build b/meson.build
index 3361dbcee1b0592cc9a12dfaa939d9a7f88ca315..7c29a7a2481e937591f7bcc9730dfc697f81a94b 100644 (file)
--- a/meson.build
+++ b/meson.build
@@ -42,6 +42,11 @@ else
   noseh_link_args = []
 endif
 
+# Symbol visibility
+if cc.has_argument('-fvisibility=hidden')
+  add_project_arguments('-fvisibility=hidden', language: 'c')
+endif
+
 cdata = configuration_data()
 check_headers = [
   ['HAVE_DLFCN_H', 'dlfcn.h'],