From 42270064cb9e13e6702ea0ab443ba361984b1c49 Mon Sep 17 00:00:00 2001
From: Ludovic Rousseau <ludovic.rousseau@free.fr>
Date: Thu, 24 Oct 2024 18:34:28 +0200
Subject: [PATCH] Hide unexported symbols

We now have:
$ nm -g --defined-only libccid.so
000000000000bf90 T IFDHCloseChannel
000000000000ea40 T IFDHControl
000000000000bf80 T IFDHCreateChannel
000000000000bf70 T IFDHCreateChannelByName
0000000000010ad0 T IFDHGetCapabilities
0000000000010880 T IFDHICCPresence
000000000000c1b0 T IFDHPowerICC
000000000000c030 T IFDHSetCapabilities
000000000000c5d0 T IFDHSetProtocolParameters
000000000000e260 T IFDHTransmitToICC

Thanks to Maksim Ivanov for the idea
" Mark suitable variables and functions static #147 "
https://github.com/LudovicRousseau/CCID/pull/147
---
 meson.build | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/meson.build b/meson.build
index b63de5f4..06d42401 100644
--- a/meson.build
+++ b/meson.build
@@ -18,6 +18,9 @@ conf_data = configuration_data({
   'USE_COMPOSITE_AS_MULTISLOT' : get_option('composite-as-multislot'),
   })
 
+# global arguments
+add_global_arguments('-fvisibility=hidden', language : 'c')
+
 # tests for functions
 compiler = meson.get_compiler('c')
 if compiler.has_function('strlcpy')