Creating the libcxx release 3.3 branch.

{

  "project_id" : "libcxx",

  "conduit_uri" : "http://llvm-reviews.chandlerc.com/"

}

# See www/CMake.html for instructions on how to build libcxx with CMake.

#===============================================================================

# Setup Project

#===============================================================================

project(libcxx CXX C)

cmake_minimum_required(VERSION 2.8)

set(PACKAGE_NAME libcxx)

set(PACKAGE_VERSION trunk-svn)

set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")

set(PACKAGE_BUGREPORT "llvmbugs@cs.uiuc.edu")

# Add path for custom modules

set(CMAKE_MODULE_PATH

  ${CMAKE_MODULE_PATH}

  "${CMAKE_CURRENT_SOURCE_DIR}/cmake"

  "${CMAKE_CURRENT_SOURCE_DIR}/cmake/Modules"

  )

# Require out of source build.

include(MacroEnsureOutOfSourceBuild)

MACRO_ENSURE_OUT_OF_SOURCE_BUILD(

 "${PROJECT_NAME} requires an out of source build. Please create a separate

 build directory and run 'cmake /path/to/${PROJECT_NAME} [options]' there."

 )

#===============================================================================

# Setup CMake Options

#===============================================================================

# Define options.

option(LIBCXX_ENABLE_EXCEPTIONS "Use exceptions." ON)

option(LIBCXX_ENABLE_RTTI "Use run time type information." ON)

option(LIBCXX_ENABLE_ASSERTIONS "Enable assertions independent of build mode." ON)

option(LIBCXX_ENABLE_PEDANTIC "Compile with pedantic enabled." ON)

option(LIBCXX_ENABLE_WERROR "Fail and stop if a warning is triggered." OFF)

option(LIBCXX_ENABLE_CXX0X "Enable -std=c++0x and use of c++0x language features if the compiler supports it." ON)

option(LIBCXX_ENABLE_SHARED "Build libc++ as a shared library." ON)

set(CXXABIS none libcxxabi libcxxrt libsupc++)

if (NOT DEFINED LIBCXX_CXX_ABI)

  set(LIBCXX_CXX_ABI "none")

endif()

set(LIBCXX_CXX_ABI "${LIBCXX_CXX_ABI}" CACHE STRING

    "Specify C++ ABI library to use." FORCE)

set_property(CACHE LIBCXX_CXX_ABI PROPERTY STRINGS "";${CXXABIS})

#===============================================================================

# Configure System

#===============================================================================

# Get triples.

include(GetTriple)

get_host_triple(LIBCXX_HOST_TRIPLE

  LIBCXX_HOST_ARCH

  LIBCXX_HOST_VENDOR

  LIBCXX_HOST_OS

  )

set(LIBCXX_HOST_TRIPLE ${LIBCXX_HOST_TRIPLE} CACHE STRING "Host triple.")

get_target_triple(LIBCXX_TARGET_TRIPLE

  LIBCXX_TARGET_ARCH

  LIBCXX_TARGET_VENDOR

  LIBCXX_TARGET_OS

  )

set(LIBCXX_TARGET_TRIPLE ${LIBCXX_TARGET_TRIPLE} CACHE STRING "Target triple.")

#===============================================================================

# Add an ABI library if appropriate

#===============================================================================

#

# _setup_abi: Set up the build to use an ABI library

#

# Parameters:

#   abidefines: A list of defines needed to compile libc++ with the ABI library

#   abilibs   : A list of libraries to link against

#   abifiles  : A list of files (which may be relative paths) to copy into the

#               libc++ build tree for the build.  These files will also be

#               installed alongside the libc++ headers.

#   abidirs   : A list of relative paths to create under an include directory

#               in the libc++ build directory.

#

macro(setup_abi_lib abipathvar abidefines abilibs abifiles abidirs)

  list(APPEND LIBCXX_CXX_FEATURE_FLAGS ${abidefines})

  set(${abipathvar} "${${abipathvar}}"

    CACHE STRINGS

    "Paths to ABI include directories separate by ';'."

    )

  set(LIBCXX_CXX_ABI_LIBRARIES ${abilibs})

  set(LIBCXX_ABILIB_FILES ${abifiles})

  file(MAKE_DIRECTORY "${CMAKE_BINARY_DIR}/include")

  foreach(_d ${abidirs})

    file(MAKE_DIRECTORY "${CMAKE_BINARY_DIR}/include/${_d}")

  endforeach()

  set(LIBCXX_ABILIB_FILE_PATHS)

  foreach(fpath ${LIBCXX_ABILIB_FILES})

    set(found FALSE)

    foreach(incpath ${${abipathvar}})

      if (EXISTS "${incpath}/${fpath}")

        set(found TRUE)

        get_filename_component(dstdir ${fpath} PATH)

        get_filename_component(ifile ${fpath} NAME)

        add_custom_command(

          OUTPUT "${CMAKE_BINARY_DIR}/include/${dstdir}/${ifile}"

          COMMAND ${CMAKE_COMMAND} -E copy_if_different

            "${incpath}/${fpath}"

            "${CMAKE_BINARY_DIR}/include/${dstdir}"

          MAIN_DEPENDENCY "${incpath}/${fpath}"

          )

        list(APPEND LIBCXX_CXX_ABI_DEPS

          "${CMAKE_BINARY_DIR}/include/${dstdir}/${ifile}"

          )

      endif()

    endforeach()

    if (NOT found)

      message(FATAL_ERROR "Failed to find ${fpath}")

    endif()

  endforeach()

  add_custom_target(abilib_headers DEPENDS ${LIBCXX_CXX_ABI_DEPS})

  set(LIBCXX_CXX_ABI_DEPS abilib_headers)

  include_directories("${CMAKE_BINARY_DIR}/include")

  install(DIRECTORY "${CMAKE_BINARY_DIR}/include/"

    DESTINATION include/c++/v1

    FILES_MATCHING

    PATTERN "*"

    )

endmacro()

if ("${LIBCXX_CXX_ABI}" STREQUAL "libsupc++")

  set(_LIBSUPCXX_INCLUDE_FILES

    cxxabi.h bits/c++config.h bits/os_defines.h bits/cpu_defines.h

    bits/cxxabi_tweaks.h bits/cxxabi_forced.h

    )

  setup_abi_lib("LIBCXX_LIBSUPCXX_INCLUDE_PATHS" "-D__GLIBCXX__"

    "supc++" "${_LIBSUPCXX_INCLUDE_FILES}" "bits"

    )

elseif ("${LIBCXX_CXX_ABI}" STREQUAL "libcxxabi")

  setup_abi_lib("LIBCXX_LIBCXXABI_INCLUDE_PATHS" ""

    "c++abi" "cxxabi.h;cxa_demangle.h" ""

    )

elseif ("${LIBCXX_CXX_ABI}" STREQUAL "libcxxrt")

  setup_abi_lib("LIBCXX_LIBCXXRT_INCLUDE_PATHS" "-DLIBCXXRT"

    "cxxrt" "cxxabi.h;unwind.h;unwind-arm.h;unwind-itanium.h" ""

    )

elseif (NOT "${LIBCXX_CXX_ABI}" STREQUAL "none")

  message(FATAL_ERROR

    "Currently libsupc++, libcxxabi, libcxxrt and none are "

    "supported for c++ abi."

    )

endif ()

# Configure compiler.

include(config-ix)

#===============================================================================

# Setup Compiler Flags

#===============================================================================

# Get required flags.

# On all systems the system c++ standard library headers need to be excluded.

if (MSVC)

  # MSVC only has -X, which disables all default includes; including the crt.

  # Thus, we do nothing and hope we don't accidentally include any of the C++

  # headers.

else()

  if (LIBCXX_HAS_NOSTDINCXX_FLAG)

    set(LIBCXX_CXX_REQUIRED_FLAGS -nostdinc++)

  endif()

  if (LIBCXX_ENABLE_CXX0X AND LIBCXX_HAS_STDCXX0X_FLAG)

    list(APPEND LIBCXX_CXX_REQUIRED_FLAGS -std=c++0x)

  endif()

endif()

macro(append_if list condition var)

  if (${condition})

    list(APPEND ${list} ${var})

  endif()

endmacro()

# Get warning flags

append_if(LIBCXX_CXX_WARNING_FLAGS LIBCXX_HAS_WALL_FLAG -Wall)

append_if(LIBCXX_CXX_WARNING_FLAGS LIBCXX_HAS_W_FLAG -W)

append_if(LIBCXX_CXX_WARNING_FLAGS LIBCXX_HAS_WNO_UNUSED_PARAMETER_FLAG -Wno-unused-parameter)

append_if(LIBCXX_CXX_WARNING_FLAGS LIBCXX_HAS_WWRITE_STRINGS_FLAG -Wwrite-strings)

append_if(LIBCXX_CXX_WARNING_FLAGS LIBCXX_HAS_WNO_LONG_LONG_FLAG -Wno-long-long)

if (LIBCXX_ENABLE_WERROR)

  append_if(LIBCXX_CXX_WARNING_FLAGS LIBCXX_HAS_WERROR_FLAG -Werror)

  append_if(LIBCXX_CXX_WARNING_FLAGS LIBCXX_HAS_WX_FLAG -WX)

endif()

if (LIBCXX_ENABLE_PEDANTIC)

  append_if(LIBCXX_CXX_WARNING_FLAGS LIBCXX_HAS_PEDANTIC_FLAG -pedantic)

endif()

# Get feature flags.

# Exceptions

if (LIBCXX_ENABLE_EXCEPTIONS)

  # Catches C++ exceptions only and tells the compiler to assume that extern C

  # functions never throw a C++ exception.

  append_if(LIBCXX_CXX_FEATURE_FLAGS LIBCXX_HAS_EHSC_FLAG -EHsc)

else()

  list(APPEND LIBCXX_CXX_FEATURE_FLAGS -D_LIBCPP_NO_EXCEPTIONS)

  append_if(LIBCXX_CXX_FEATURE_FLAGS LIBCXX_HAS_NO_EHS_FLAG -EHs-)

  append_if(LIBCXX_CXX_FEATURE_FLAGS LIBCXX_HAS_NO_EHA_FLAG -EHa-)

  append_if(LIBCXX_CXX_FEATURE_FLAGS LIBCXX_HAS_FNO_EXCEPTIONS_FLAG -fno-exceptions)

endif()

# RTTI

if (NOT LIBCXX_ENABLE_RTTI)

  list(APPEND LIBCXX_CXX_FEATURE_FLAGS -D_LIBCPP_NO_RTTI)

  append_if(LIBCXX_CXX_FEATURE_FLAGS LIBCXX_HAS_NO_GR_FLAG -GR-)

  append_if(LIBCXX_CXX_FEATURE_FLAGS LIBCXX_HAS_FNO_RTTI_FLAG -fno-rtti)

endif()

# Assert

string(TOUPPER "${CMAKE_BUILD_TYPE}" uppercase_CMAKE_BUILD_TYPE)

if (LIBCXX_ENABLE_ASSERTIONS)

  # MSVC doesn't like _DEBUG on release builds. See PR 4379.

  if (NOT MSVC)

    list(APPEND LIBCXX_CXX_FEATURE_FLAGS -D_DEBUG)

  endif()

  # On Release builds cmake automatically defines NDEBUG, so we

  # explicitly undefine it:

  if (uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE")

    list(APPEND LIBCXX_CXX_FEATURE_FLAGS -UNDEBUG)

  endif()

else()

  if (NOT uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE")

    list(APPEND LIBCXX_CXX_FEATURE_FLAGS -DNDEBUG)

  endif()

endif()

# Static library

if (NOT LIBCXX_ENABLE_SHARED)

  list(APPEND LIBCXX_CXX_FEATURE_FLAGS -D_LIBCPP_BUILD_STATIC)

endif()

# This is the _ONLY_ place where add_definitions is called.

add_definitions(

 ${LIBCXX_CXX_REQUIRED_FLAGS}

 ${LIBCXX_CXX_WARNING_FLAGS}

 ${LIBCXX_CXX_FEATURE_FLAGS}

 )

#===============================================================================

# Setup Source Code

#===============================================================================

include_directories(include)

# Add source code. This also contains all of the logic for deciding linker flags

# soname, etc...

add_subdirectory(lib)

#===============================================================================

# Setup Tests

#===============================================================================

add_subdirectory(test)

This file is a partial list of people who have contributed to the LLVM/libc++

project.  If you have contributed a patch or made some other contribution to

LLVM/libc++, please submit a patch to this file to add yourself, and it will be

done!

The list is sorted by surname and formatted to allow easy grepping and

beautification by scripts.  The fields are: name (N), email (E), web-address

(W), PGP key ID and fingerprint (P), description (D), and snail-mail address

(S).

N: Saleem Abdulrasool

E: compnerd@compnerd.org

D: Minor patches and Linux fixes.

N: Dimitry Andric

E: dimitry@andric.com

D: Visibility fixes, minor FreeBSD portability patches.

N: Holger Arnold

E: holgerar@gmail.com

D: Minor fix.

N: Ruben Van Boxem

E: vanboxem dot ruben at gmail dot com

D: Initial Windows patches.

N: David Chisnall

E: theraven at theravensnest dot org

D: FreeBSD and Solaris ports, libcxxrt support, some atomics work.

N: Marshall Clow

E: mclow.lists@gmail.com

E: marshall@idio.com

D: Minor patches and bug fixes.

N: Google Inc.

D: Copyright owner and contributor of the CityHash algorithm

N: Howard Hinnant

E: hhinnant@apple.com

D: Architect and primary author of libc++

N: Hyeon-bin Jeong

E: tuhertz@gmail.com

D: Minor patches and bug fixes.

N: Argyrios Kyrtzidis

E: kyrtzidis@apple.com

D: Bug fixes.

N: Bruce Mitchener, Jr.

E: bruce.mitchener@gmail.com

D: Emscripten-related changes.

N: Michel Morin

E: mimomorin@gmail.com

D: Minor patches to is_convertible.

N: Andrew Morrow

E: andrew.c.morrow@gmail.com

D: Minor patches and Linux fixes.

N: Arvid Picciani

E: aep at exys dot org

D: Minor patches and musl port.

N: Bjorn Reese

E: breese@users.sourceforge.net

D: Initial regex prototype

N: Jonathan Sauer

D: Minor patches, mostly related to constexpr

N: Craig Silverstein

E: csilvers@google.com

D: Implemented Cityhash as the string hash function on 64-bit machines

N: Richard Smith

D: Minor patches.

N: Joerg Sonnenberger

E: joerg@NetBSD.org

D: NetBSD port.

N: Stephan Tolksdorf

E: st@quanttec.com

D: Minor <atomic> fix

N: Michael van der Westhuizen

E: r1mikey at gmail dot com

N: Klaas de Vries

E: klaas at klaasgaaf dot nl

D: Minor bug fix.

N: Zhang Xiongpang

E: zhangxiongpang@gmail.com

D: Minor patches and bug fixes.

N: Jeffrey Yasskin

E: jyasskin@gmail.com

E: jyasskin@google.com

D: Linux fixes.

==============================================================================

libc++ License

==============================================================================

The libc++ library is dual licensed under both the University of Illinois

"BSD-Like" license and the MIT license.  As a user of this code you may choose

to use it under either license.  As a contributor, you agree to allow your code

to be used under both.

Full text of the relevant licenses is included below.

==============================================================================

University of Illinois/NCSA

Open Source License

Copyright (c) 2009-2013 by the contributors listed in CREDITS.TXT

All rights reserved.

Developed by:

    LLVM Team

    University of Illinois at Urbana-Champaign

    http://llvm.org

Permission is hereby granted, free of charge, to any person obtaining a copy of

this software and associated documentation files (the "Software"), to deal with

the Software without restriction, including without limitation the rights to

use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies

of the Software, and to permit persons to whom the Software is furnished to do

so, subject to the following conditions:

    * Redistributions of source code must retain the above copyright notice,

      this list of conditions and the following disclaimers.

    * Redistributions in binary form must reproduce the above copyright notice,

      this list of conditions and the following disclaimers in the

      documentation and/or other materials provided with the distribution.

    * Neither the names of the LLVM Team, University of Illinois at

      Urbana-Champaign, nor the names of its contributors may be used to

      endorse or promote products derived from this Software without specific

      prior written permission.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS

FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE

CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE

SOFTWARE.

==============================================================================

Copyright (c) 2009-2013 by the contributors listed in CREDITS.TXT

Permission is hereby granted, free of charge, to any person obtaining a copy

of this software and associated documentation files (the "Software"), to deal

in the Software without restriction, including without limitation the rights

to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

copies of the Software, and to permit persons to whom the Software is

furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in

all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN

THE SOFTWARE.

##

# libc++ Makefile

##

SRCDIRS = .

DESTDIR = $(DSTROOT)

OBJROOT=.

SYMROOT=.

export TRIPLE=-apple-

ifeq (,$(RC_INDIGO))

	INSTALL_PREFIX=""

else

	INSTALL_PREFIX="$(SDKROOT)"

endif

INSTALL_DIR=$(DSTROOT)/$(INSTALL_PREFIX)

.PHONY: help installsrc clean installheaders install

help::

	@echo "Use make install DSTROOT=<destination>"

installsrc:: $(SRCROOT)

	ditto $(SRCDIRS)/include $(SRCROOT)/include

	ditto $(SRCDIRS)/lib $(SRCROOT)/lib

	ditto $(SRCDIRS)/src $(SRCROOT)/src

	ditto $(SRCDIRS)/Makefile $(SRCROOT)/Makefile

clean::

# The installheaders target is used by clang's runtime/libcxx makefile.

installheaders::

	mkdir -p $(HEADER_DIR)/c++/v1/ext

	(cd $(SRCDIRS)/include && tar cf - --exclude=support .) | \

	  (cd $(HEADER_DIR)/c++/v1 && tar xf -)

	chmod 755 $(HEADER_DIR)/c++/v1

	chmod 644 $(HEADER_DIR)/c++/v1/*

	chmod 755 $(HEADER_DIR)/c++/v1/ext

	chmod 644 $(HEADER_DIR)/c++/v1/ext/*

install::

	cd lib && ./buildit

	ditto lib/libc++.1.dylib $(SYMROOT)/usr/lib/libc++.1.dylib

	cd lib && dsymutil -o $(SYMROOT)/libc++.1.dylib.dSYM \

	  $(SYMROOT)/usr/lib/libc++.1.dylib

	mkdir -p $(INSTALL_DIR)/usr/lib

	strip -S -o $(INSTALL_DIR)/usr/lib/libc++.1.dylib \

	  $(SYMROOT)/usr/lib/libc++.1.dylib

	cd $(INSTALL_DIR)/usr/lib && ln -s libc++.1.dylib libc++.dylib