CMake/Modules/Platform/HP-UX.cmake
Brad King b4b52451ae BUG: Look in arch-specific HPUX implicit link dirs
On HP-UX machines some system libraries appear in architecture-specific
implicit linker search paths.  We need to add these paths to our system
library search path.  However, at the time we construct the search path
we do not know the target architecture.

A full solution requires re-organizing platform configuration files so
that the target architecture can be known when needed.  Until that
happens we can avoid the problem by searching in both 32-bit and 64-bit
implicit link directories.  By telling CMake that they are implicit
directories the generated link lines will never pass the paths, leaving
the linker free to find the library of the proper architecture even if
the find_library call finds the wrong one.
2009-06-19 17:09:36 -04:00

137 lines
7.1 KiB
CMake

SET(CMAKE_SHARED_LIBRARY_SUFFIX ".sl") # .so
SET(CMAKE_DL_LIBS "dld")
SET(CMAKE_FIND_LIBRARY_SUFFIXES ".sl" ".so" ".a")
SET(CMAKE_EXTRA_SHARED_LIBRARY_SUFFIXES ".so")
# The HP linker needs to find transitive shared library dependencies
# 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)
# Shared libraries with no builtin soname may not be linked safely by
# specifying the file path.
SET(CMAKE_PLATFORM_USES_PATH_WHEN_NO_SONAME 1)
# fortran
IF(CMAKE_COMPILER_IS_GNUG77)
SET(CMAKE_SHARED_LIBRARY_Fortran_FLAGS "-fPIC") # -pic
SET(CMAKE_SHARED_LIBRARY_CREATE_Fortran_FLAGS "-shared -Wl,-E,-b,+nodefaultrpath") # -shared
SET(CMAKE_SHARED_LIBRARY_LINK_Fortran_FLAGS "-Wl,+s,-E,+nodefaultrpath") # +s, flag for exe link to use shared lib
SET(CMAKE_SHARED_LIBRARY_RUNTIME_Fortran_FLAG "-Wl,+b") # -rpath
SET(CMAKE_SHARED_LIBRARY_RUNTIME_Fortran_FLAG_SEP ":") # : or empty
SET(CMAKE_SHARED_LIBRARY_SONAME_Fortran_FLAG "-Wl,+h")
SET(CMAKE_SHARED_LIBRARY_Fortran_FLAGS "-fPIC") # -pic
ELSE(CMAKE_COMPILER_IS_GNUG77)
# use ld directly to create shared libraries for hp cc
SET(CMAKE_Fortran_CREATE_SHARED_LIBRARY
"ld <CMAKE_SHARED_LIBRARY_CREATE_Fortran_FLAGS> <CMAKE_SHARED_LIBRARY_SONAME_Fortran_FLAG><TARGET_SONAME> <LINK_FLAGS> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>")
SET(CMAKE_SHARED_LIBRARY_Fortran_FLAGS "+Z") # -pic
SET(CMAKE_SHARED_LIBRARY_CREATE_Fortran_FLAGS "-E -b -L/usr/lib") # -shared
SET(CMAKE_SHARED_LIBRARY_LINK_Fortran_FLAGS "-Wl,+s,-E,+nodefaultrpath") # +s, flag for exe link to use shared lib
SET(CMAKE_SHARED_LIBRARY_RUNTIME_Fortran_FLAG "+b") # -rpath
SET(CMAKE_SHARED_LIBRARY_RUNTIME_Fortran_FLAG_SEP ":") # : or empty
SET(CMAKE_SHARED_LIBRARY_SONAME_Fortran_FLAG "+h")
SET(CMAKE_EXECUTABLE_RUNTIME_Fortran_FLAG "-Wl,+b") # -rpath
ENDIF(CMAKE_COMPILER_IS_GNUG77)
# C compiler
IF(CMAKE_COMPILER_IS_GNUCC)
# gnu gcc
SET(CMAKE_SHARED_LIBRARY_C_FLAGS "-fPIC") # -pic
SET(CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS "-shared -Wl,-E,-b,+nodefaultrpath") # -shared
SET(CMAKE_SHARED_LIBRARY_LINK_C_FLAGS "-Wl,+s,-E,+nodefaultrpath") # +s, flag for exe link to use shared lib
SET(CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG "-Wl,+b") # -rpath
SET(CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG_SEP ":") # : or empty
SET(CMAKE_SHARED_LIBRARY_SONAME_C_FLAG "-Wl,+h")
SET(CMAKE_SHARED_LIBRARY_C_FLAGS "-fPIC") # -pic
ELSE(CMAKE_COMPILER_IS_GNUCC)
# hp cc
# use ld directly to create shared libraries for hp cc
SET(CMAKE_C_CREATE_SHARED_LIBRARY
"ld <CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS> <CMAKE_SHARED_LIBRARY_SONAME_C_FLAG><TARGET_SONAME> <LINK_FLAGS> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>")
SET(CMAKE_SHARED_LIBRARY_C_FLAGS "+Z") # -pic
SET(CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS "-E -b +nodefaultrpath -L/usr/lib") # -shared
SET(CMAKE_SHARED_LIBRARY_LINK_C_FLAGS "-Wl,+s,-E,+nodefaultrpath") # +s, flag for exe link to use shared lib
SET(CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG "+b") # -rpath
SET(CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG_SEP ":") # : or empty
SET(CMAKE_SHARED_LIBRARY_SONAME_C_FLAG "+h")
SET(CMAKE_EXECUTABLE_RUNTIME_C_FLAG "-Wl,+b") # -rpath
SET(CMAKE_C_FLAGS_INIT "")
SET(CMAKE_C_COMPILE_OBJECT
"<CMAKE_C_COMPILER> <DEFINES> -Aa -Ae <FLAGS> -o <OBJECT> -c <SOURCE>")
ENDIF(CMAKE_COMPILER_IS_GNUCC)
# CXX compiler
IF(CMAKE_COMPILER_IS_GNUCXX)
# for gnu C++
SET(CMAKE_SHARED_LIBRARY_CXX_FLAGS "-fPIC") # -pic
SET(CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS "-shared -Wl,-E,-b,+nodefaultrpath") # -shared
SET(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS "-Wl,+s,-E,+nodefaultrpath") # +s, flag for exe link to use shared lib
SET(CMAKE_SHARED_LIBRARY_RUNTIME_CXX_FLAG "-Wl,+b") # -rpath
SET(CMAKE_SHARED_LIBRARY_RUNTIME_CXX_FLAG_SEP ":") # : or empty
SET(CMAKE_SHARED_LIBRARY_CXX_FLAGS "-fPIC") # -pic
SET(CMAKE_SHARED_LIBRARY_SONAME_CXX_FLAG "-Wl,+h")
ELSE(CMAKE_COMPILER_IS_GNUCXX)
# for hp aCC
SET(CMAKE_SHARED_LIBRARY_CXX_FLAGS "+Z") # -pic
SET(CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS "+Z -Wl,-E,+nodefaultrpath -b -L/usr/lib") # -shared
SET(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS "-Wl,+s,-E,+nodefaultrpath") # +s, flag for exe link to use shared lib
SET(CMAKE_SHARED_LIBRARY_RUNTIME_CXX_FLAG "-Wl,+b") # -rpath
SET(CMAKE_SHARED_LIBRARY_RUNTIME_CXX_FLAG_SEP ":") # : or empty
SET(CMAKE_SHARED_LIBRARY_SONAME_CXX_FLAG "-Wl,+h")
SET(CMAKE_EXECUTABLE_RUNTIME_CXX_FLAG "-Wl,+b") # -rpath
SET (CMAKE_CXX_FLAGS_INIT "")
SET (CMAKE_CXX_FLAGS_DEBUG_INIT "-g")
SET (CMAKE_CXX_FLAGS_MINSIZEREL_INIT "+O3 -DNDEBUG")
SET (CMAKE_CXX_FLAGS_RELEASE_INIT "+O2 -DNDEBUG")
SET (CMAKE_CXX_FLAGS_RELWITHDEBINFO_INIT "-g")
ENDIF(CMAKE_COMPILER_IS_GNUCXX)
# set flags for gcc support
INCLUDE(Platform/UnixPaths)
# Look in both 32-bit and 64-bit implict link directories, but tell
# CMake not to pass the paths to the linker. The linker will find the
# library for the proper architecture. In the future we should detect
# which path will be used by the linker. Since the pointer type size
# CMAKE_SIZEOF_VOID_P is not set until after this file executes, we
# would need to append to CMAKE_SYSTEM_LIBRARY_PATH at a later point
# (after CMakeTest(LANG)Compiler.cmake runs for at least one language).
LIST(APPEND CMAKE_SYSTEM_LIBRARY_PATH /usr/lib/hpux32)
LIST(APPEND CMAKE_SYSTEM_LIBRARY_PATH /usr/lib/hpux64)
LIST(APPEND CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES
/usr/lib/hpux32 /usr/lib/hpux64)
IF(NOT CMAKE_COMPILER_IS_GNUCC)
SET (CMAKE_C_CREATE_PREPROCESSED_SOURCE "<CMAKE_C_COMPILER> <DEFINES> <FLAGS> -E <SOURCE> > <PREPROCESSED_SOURCE>")
SET (CMAKE_C_CREATE_ASSEMBLY_SOURCE "<CMAKE_C_COMPILER> <DEFINES> <FLAGS> -S <SOURCE> -o <ASSEMBLY_SOURCE>")
ENDIF(NOT CMAKE_COMPILER_IS_GNUCC)
IF(NOT CMAKE_COMPILER_IS_GNUCXX)
SET (CMAKE_CXX_CREATE_PREPROCESSED_SOURCE "<CMAKE_CXX_COMPILER> <DEFINES> <FLAGS> -E <SOURCE> > <PREPROCESSED_SOURCE>")
SET (CMAKE_CXX_CREATE_ASSEMBLY_SOURCE
"<CMAKE_CXX_COMPILER> <DEFINES> <FLAGS> -S <SOURCE>"
"mv `basename \"<SOURCE>\" | sed 's/\\.[^./]*$$//'`.s <ASSEMBLY_SOURCE>"
"rm -f `basename \"<SOURCE>\" | sed 's/\\.[^./]*$$//'`.o"
)
ENDIF(NOT CMAKE_COMPILER_IS_GNUCXX)
# Initialize C and CXX link type selection flags. These flags are
# used when building a shared library, shared module, or executable
# that links to other libraries to select whether to use the static or
# shared versions of the libraries. Note that C modules and shared
# libs are built using ld directly so we leave off the "-Wl," portion.
FOREACH(type SHARED_LIBRARY SHARED_MODULE)
SET(CMAKE_${type}_LINK_STATIC_C_FLAGS "-a archive")
SET(CMAKE_${type}_LINK_DYNAMIC_C_FLAGS "-a default")
ENDFOREACH(type)
FOREACH(type EXE)
SET(CMAKE_${type}_LINK_STATIC_C_FLAGS "-Wl,-a,archive")
SET(CMAKE_${type}_LINK_DYNAMIC_C_FLAGS "-Wl,-a,default")
ENDFOREACH(type)
FOREACH(type SHARED_LIBRARY SHARED_MODULE EXE)
SET(CMAKE_${type}_LINK_STATIC_CXX_FLAGS "-Wl,-a,archive")
SET(CMAKE_${type}_LINK_DYNAMIC_CXX_FLAGS "-Wl,-a,default")
ENDFOREACH(type)