linux launcher:

* play with LD_LIBRARY_PATH variable to allow to ship 3rd party library with pcsx2 binary build
* Add a basic check to catch missing depencencies of plugins


git-svn-id: http://pcsx2.googlecode.com/svn/trunk@5323 96395faa-99c1-11dd-bbfe-3dabce05a288

bin/launch_pcsx2_linux.sh

@@ -15,9 +15,12 @@
 # If not, see <http://www.gnu.org/licenses/>.
 
 # This script is a small wrapper to the PCSX2 exectuable. The purpose is to
-# launch PCSX2 from the same repository every times.
+# 1/ launch PCSX2 from the same repository every times.
 # Rationale: There is no guarantee on the directory when PCSX2 is launched from a shortcut.
 #            This behavior trigger the first time wizards everytime...
+# 2/ Change LD_LIBRARY_PATH to uses 3rdparty library
+# Rationale: It is nearly impossible to have the same library version on all systems. So the
+#            easiest solution it to ship library used during the build.
 
 current_script=$0
 
@@ -32,6 +35,33 @@ PWD_old=$PWD
 # Go to the script directory
 cd `dirname $current_script`
 
+# Allow to ship .so library with the build to avoid version issue 
+if [ -e 3rdPartyLibs ]
+then
+    if [ -z $LD_LIBRARY_PATH ]
+    then
+        OLD_LD_LIBRARY_PATH=""
+        export LD_LIBRARY_PATH="./3rdPartyLibs"
+    else
+        OLD_LD_LIBRARY_PATH="$LD_LIBRARY_PATH"
+        export LD_LIBRARY_PATH="./3rdPartyLibs:$LD_LIBRARY_PATH"
+    fi 
+fi
+
+# Test plugin depencencies
+if [ -x `which ldd` ]
+then
+    for plugin in `find plugins -iname "lib*.so"`
+    do
+        if [ `ldd $plugin | grep -c found` != 0 ]
+        then
+            echo "ERROR the plugin ($plugin) miss some dependencies"
+            echo "    `ldd $plugin | grep found`"
+            echo ""
+        fi
+    done
+fi
+
 # Launch PCSX2
 if [ -x pcsx2 ]
 then
@@ -43,5 +73,12 @@ else
     exit 1
 fi
 
-# Go back to the old directory
+# Be a good citizen. Restore the shell context
 cd $PWD_old
+if [ -z $OLD_LD_LIBRARY_PATH ]
+then
+    unset LD_LIBRARY_PATH
+else
+    export LD_LIBRARY_PATH="$OLD_LD_LIBRARY_PATH"
+fi
+