ENH: Enable dependent library search paths on more platforms

  - HP-UX needs dependent library paths as -L options.
  - IRIX needs dependent library paths as -L options.
  - Sun needs dependent library paths as -L options.
  - FreeBSD needs dependent library paths in -rpath-link option.

Modules/Platform/FreeBSD.cmake

@@ -5,6 +5,7 @@ IF(EXISTS /usr/include/dlfcn.h)
   SET(CMAKE_SHARED_LIBRARY_LINK_C_FLAGS "")         # +s, flag for exe link to use shared lib
   SET(CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG "-Wl,-rpath,")       # -rpath
   SET(CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG_SEP ":")   # : or empty
+  SET(CMAKE_SHARED_LIBRARY_RPATH_LINK_C_FLAG "-Wl,-rpath-link,")
   SET(CMAKE_SHARED_LIBRARY_SONAME_C_FLAG "-Wl,-soname,")
   SET(CMAKE_SHARED_LIBRARY_SONAME_CXX_FLAG "-Wl,-soname,")
   SET(CMAKE_EXE_EXPORTS_C_FLAG "-Wl,--export-dynamic")

Modules/Platform/HP-UX.cmake

@@ -6,6 +6,7 @@ SET(CMAKE_FIND_LIBRARY_SUFFIXES ".sl" ".so" ".a")
 # in the -L path.  Therefore the runtime path must be added to the
 # link line with -L flags.
 SET(CMAKE_SHARED_LIBRARY_LINK_C_WITH_RUNTIME_PATH 1)
+SET(CMAKE_LINK_DEPENDENT_LIBRARY_DIRS 1)
 
 # fortran
 IF(CMAKE_COMPILER_IS_GNUG77)

Modules/Platform/IRIX.cmake

@@ -40,3 +40,7 @@ FOREACH(type SHARED_LIBRARY SHARED_MODULE EXE)
   SET(CMAKE_${type}_LINK_STATIC_C_FLAGS "-Wl,-Bstatic")
   SET(CMAKE_${type}_LINK_DYNAMIC_C_FLAGS "-Wl,-Bdynamic")
 ENDFOREACH(type)
+
+# The IRIX linker needs to find transitive shared library dependencies
+# in the -L path.
+SET(CMAKE_LINK_DEPENDENT_LIBRARY_DIRS 1)

Modules/Platform/IRIX64.cmake

@@ -70,3 +70,6 @@ FOREACH(type SHARED_LIBRARY SHARED_MODULE EXE)
   SET(CMAKE_${type}_LINK_DYNAMIC_C_FLAGS "-Wl,-Bdynamic")
 ENDFOREACH(type)
 
+# The IRIX linker needs to find transitive shared library dependencies
+# in the -L path.
+SET(CMAKE_LINK_DEPENDENT_LIBRARY_DIRS 1)

Modules/Platform/SunOS.cmake

@@ -98,3 +98,9 @@ ELSE(CMAKE_COMPILER_IS_GNUCXX)
     SET(CMAKE_${type}_LINK_DYNAMIC_CXX_FLAGS "-Bdynamic")
   ENDFOREACH(type)
 ENDIF(CMAKE_COMPILER_IS_GNUCXX)
+
+# The Sun linker needs to find transitive shared library dependencies
+# in the -L path.
+SET(CMAKE_LINK_DEPENDENT_LIBRARY_DIRS 1)
+
+