Add an RPATH to the extionsion shared libs so they can find objects in the priv/ directory at runtime

c_src/build_deps.sh

@@ -3,6 +3,7 @@
 set -e
 
 WT_BRANCH=basho
+WT_REMOTE_REPO=http://github.com/wiredtiger/wiredtiger.git
 
 [ `basename $PWD` != "c_src" ] && cd c_src
 
@@ -21,8 +22,10 @@ case "$1" in
                 git fetch && \
                 git merge origin/$WT_BRANCH)
         else
-            git clone http://github.com/wiredtiger/wiredtiger.git -b $WT_BRANCH && \
-                (cd wiredtiger && ./autogen.sh)
+            git clone -b $WT_BRANCH --single-branch $WT_REMOTE_REPO && \
+            (cd wiredtiger && \
+             patch -p1 < ../wiredtiger-extension-link.patch && \
+             ./autogen.sh)
         fi
         (cd wiredtiger/build_posix && \
             ../configure --with-pic \

c_src/wiredtiger-extension-link.patch

@@ -0,0 +1,22 @@
+diff --git a/ext/compressors/bzip2/Makefile.am b/ext/compressors/bzip2/Makefile.am
+index 0aedc2e..1cc4cf6 100644
+--- a/ext/compressors/bzip2/Makefile.am
++++ b/ext/compressors/bzip2/Makefile.am
+@@ -2,5 +2,5 @@ AM_CPPFLAGS = -I$(top_builddir) -I$(top_srcdir)/src/include
+ 
+ lib_LTLIBRARIES = libwiredtiger_bzip2.la
+ libwiredtiger_bzip2_la_SOURCES = bzip2_compress.c
+-libwiredtiger_bzip2_la_LDFLAGS = -avoid-version -module
++libwiredtiger_bzip2_la_LDFLAGS = -avoid-version -module -Wl,-rpath,lib/wterl/priv:priv:/usr/local/lib
+ libwiredtiger_bzip2_la_LIBADD = -lbz2
+diff --git a/ext/compressors/snappy/Makefile.am b/ext/compressors/snappy/Makefile.am
+index 6d78823..7d35777 100644
+--- a/ext/compressors/snappy/Makefile.am
++++ b/ext/compressors/snappy/Makefile.am
+@@ -2,5 +2,5 @@ AM_CPPFLAGS = -I$(top_builddir) -I$(top_srcdir)/src/include
+ 
+ lib_LTLIBRARIES = libwiredtiger_snappy.la
+ libwiredtiger_snappy_la_SOURCES = snappy_compress.c
+-libwiredtiger_snappy_la_LDFLAGS = -avoid-version -module
++libwiredtiger_snappy_la_LDFLAGS = -avoid-version -module -Wl,-rpath,lib/wterl/priv:priv:/usr/local/lib
+ libwiredtiger_snappy_la_LIBADD = -lsnappy