From bf32fe9882d7dd1dd6fbb88f39a42371063b6cd6 Mon Sep 17 00:00:00 2001
From: "Tim E. Real" <termtech@rogers.com>
Date: Mon, 1 Nov 2010 08:36:22 +0000
Subject: All MESS plugins: compile with -fvisibility=hidden, fixes LADSPA
 plugins not appearing in list. Added simpledrums2 (from muse_qt4_evolution).

---
 muse2/synti/fluid/CMakeLists.txt | 2 +-
 muse2/synti/fluid/fluid.cpp      | 6 ++++++
 2 files changed, 7 insertions(+), 1 deletion(-)

(limited to 'muse2/synti/fluid')

diff --git a/muse2/synti/fluid/CMakeLists.txt b/muse2/synti/fluid/CMakeLists.txt
index 38184550..0007537f 100644
--- a/muse2/synti/fluid/CMakeLists.txt
+++ b/muse2/synti/fluid/CMakeLists.txt
@@ -38,7 +38,7 @@ add_library ( fluid SHARED
 #
 set_target_properties ( fluid
    PROPERTIES PREFIX ""
-   COMPILE_FLAGS "-include ${PROJECT_BINARY_DIR}/all-pic.h"
+   COMPILE_FLAGS "-fvisibility=hidden -include ${PROJECT_BINARY_DIR}/all-pic.h"
    LINK_FLAGS "${FLUIDSYN_LDFLAGS}"   # "-lfluidsynth"
    )
 target_link_libraries(fluid
diff --git a/muse2/synti/fluid/fluid.cpp b/muse2/synti/fluid/fluid.cpp
index a03be4de..13cfbef3 100644
--- a/muse2/synti/fluid/fluid.cpp
+++ b/muse2/synti/fluid/fluid.cpp
@@ -61,6 +61,12 @@ extern "C" {
             MESS_MAJOR_VERSION, MESS_MINOR_VERSION,
             instantiate,
             };
+      // We must compile with -fvisibility=hidden to avoid namespace
+      // conflicts with global variables.
+      // Only visible symbol is "mess_descriptor".
+      // (TODO: all plugins should be compiled this way)
+  
+      __attribute__ ((visibility("default")))
       const MESS* mess_descriptor() { return &descriptor; }
       }
 
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