More minor FreeBSD fixes.

- link libexecinfo (as libc is missing backtrace())
- enable FreeBSD-specific plugins

Patch by Ed Maste!

llvm-svn: 183233

lldb/CMakeLists.txt

@@ -246,6 +246,11 @@ if (CMAKE_SYSTEM_NAME MATCHES "Darwin")
   ${DEBUG_SYMBOLS_LIBRARY})
 endif()
 
+# On FreeBSD, link libexecinfo because libc is missing  backtrace()
+if (CMAKE_SYSTEM_NAME MATCHES "FreeBSD")
+  list(APPEND system_libs execinfo)
+endif()
+
 #add_subdirectory(include)
 add_subdirectory(docs)
 add_subdirectory(scripts)

lldb/source/CMakeLists.txt

@@ -92,6 +92,15 @@ if ( CMAKE_SYSTEM_NAME MATCHES "Linux" )
     )
 endif ()
 
+# FreeBSD-only libraries
+if ( CMAKE_SYSTEM_NAME MATCHES "FreeBSD" )
+  list(APPEND LLDB_USED_LIBS
+    lldbHostFreeBSD
+    lldbPluginProcessFreeBSD
+    lldbPluginProcessPOSIX
+    )
+endif ()
+
 # Darwin-only libraries
 if ( CMAKE_SYSTEM_NAME MATCHES "Darwin" )
   set(LLDB_VERS_GENERATED_FILE ${LLDB_BINARY_DIR}/source/LLDB_vers.c)

lldb/source/Plugins/Process/CMakeLists.txt

@@ -2,7 +2,7 @@ if (CMAKE_SYSTEM_NAME MATCHES "Linux")
   add_subdirectory(Linux)
   add_subdirectory(POSIX)
 elseif (CMAKE_SYSTEM_NAME MATCHES "FreeBSD")
-  #add_subdirectory(FreeBSD)
+  add_subdirectory(FreeBSD)
   add_subdirectory(POSIX)
 elseif (CMAKE_SYSTEM_NAME MATCHES "Darwin")
   add_subdirectory(MacOSX-Kernel)