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authorLei Zhang <zhanglei.april@gmail.com>2016-07-19 14:57:59 +0800
committerMichał Górny <mgorny@gentoo.org>2016-08-01 23:49:26 +0200
commit10067c4d5717ce3fbe6a6a50c07d409fcd88d034 (patch)
tree1a55332a4ae8111e166ecfb2db4db9ee7f786b01 /sys-libs/llvm-libunwind
parentprofiles: allow USE=libunwind for sys-libs/libcxxrt, #589352 (diff)
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sys-libs/llvm-libunwind: new package
This is LLVM's alternative implementation to sys-libs/libunwind. Package-Manager: portage-2.2.28
Diffstat (limited to 'sys-libs/llvm-libunwind')
-rw-r--r--sys-libs/llvm-libunwind/Manifest1
-rw-r--r--sys-libs/llvm-libunwind/files/libunwind-3.8-cmake.patch82
-rw-r--r--sys-libs/llvm-libunwind/llvm-libunwind-3.8.1.ebuild42
-rw-r--r--sys-libs/llvm-libunwind/metadata.xml16
4 files changed, 141 insertions, 0 deletions
diff --git a/sys-libs/llvm-libunwind/Manifest b/sys-libs/llvm-libunwind/Manifest
new file mode 100644
index 000000000000..93c857f2e55a
--- /dev/null
+++ b/sys-libs/llvm-libunwind/Manifest
@@ -0,0 +1 @@
+DIST libunwind-3.8.1.src.tar.xz 60596 SHA256 21e58ce09a5982255ecf86b86359179ddb0be4f8f284a95be14201df90e48453 SHA512 2a60d7c4b0aee6c58f50089ac9fa2b756ab1d74faaee32f7436ddace4510589c7ffdd20478919966ed2fa8a23ee1b5d1b26115dbd8ee2834b00b5bcd61d00b14 WHIRLPOOL f2756de12d39de2df9bf06be3024327b3ca37f2537aae17efda6e94fb9807c31cab1a2eb070aca8e7e44467ab51c69fecbeef063e07472ec59657309a16bdd1c
diff --git a/sys-libs/llvm-libunwind/files/libunwind-3.8-cmake.patch b/sys-libs/llvm-libunwind/files/libunwind-3.8-cmake.patch
new file mode 100644
index 000000000000..5f995be5051a
--- /dev/null
+++ b/sys-libs/llvm-libunwind/files/libunwind-3.8-cmake.patch
@@ -0,0 +1,82 @@
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index d9b2367..b6bb5fd 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -43,7 +43,7 @@ if (CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR)
+ set(LLVM_MAIN_SRC_DIR ${MAIN_SRC_DIR} CACHE PATH "Path to LLVM source tree")
+ set(LLVM_CMAKE_PATH "${LLVM_BINARY_DIR}/share/llvm/cmake")
+ set(LLVM_LIT_PATH "${LLVM_PATH}/utils/lit/lit.py")
+- else ()
++ elseif (NOT LIBUNWIND_BUILT_STANDALONE)
+ message(FATAL_ERROR "llvm-config not found and LLVM_MAIN_SRC_DIR not defined. "
+ "Reconfigure with -DLLVM_CONFIG=path/to/llvm-config "
+ "or -DLLVM_PATH=path/to/llvm-source-root.")
+@@ -53,7 +53,7 @@ if (CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR)
+ list(APPEND CMAKE_MODULE_PATH "${LLVM_CMAKE_PATH}")
+ include("${LLVM_CMAKE_PATH}/AddLLVM.cmake")
+ include("${LLVM_CMAKE_PATH}/HandleLLVMOptions.cmake")
+- else ()
++ elseif (NOT LIBUNWIND_BUILT_STANDALONE)
+ message(FATAL_ERROR "Not found: ${LLVM_CMAKE_PATH}")
+ endif ()
+
+@@ -103,6 +103,7 @@ option(LIBUNWIND_ENABLE_ASSERTIONS "Enable assertions independent of build mode.
+ option(LIBUNWIND_ENABLE_PEDANTIC "Compile with pedantic enabled." ON)
+ option(LIBUNWIND_ENABLE_WERROR "Fail and stop if a warning is triggered." OFF)
+ option(LIBUNWIND_ENABLE_SHARED "Build libunwind as a shared library." ON)
++option(LIBUNWIND_ENABLE_STATIC "Build libunwind as a static library." OFF)
+
+ set(LIBUNWIND_GCC_TOOLCHAIN "" CACHE STRING "GCC toolchain for cross compiling.")
+ set(LIBUNWIND_SYSROOT "" CACHE STRING "Sysroot for cross compiling.")
+@@ -136,9 +137,9 @@ macro(append_if list condition var)
+ endmacro()
+
+ set(LIBUNWIND_C_FLAGS "")
+-set(LIBUNWIND_CXX_FLAGS "")
++set(LIBUNWIND_CXX_FLAGS "-std=c++11")
+ set(LIBUNWIND_COMPILE_FLAGS "")
+-set(LIBUNWIND_LINK_FLAGS "")
++set(LIBUNWIND_LINK_FLAGS "-Wl,-z,noexecstack")
+
+ append_if(LIBUNWIND_COMPILE_FLAGS LIBUNWIND_HAS_WERROR_FLAG -Werror=return-type)
+
+diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
+index ee01e9a..c66673e 100644
+--- a/src/CMakeLists.txt
++++ b/src/CMakeLists.txt
+@@ -18,7 +18,8 @@ set(LIBUNWIND_ASM_SOURCES
+ UnwindRegistersSave.S)
+ set_source_files_properties(${LIBUNWIND_ASM_SOURCES}
+ PROPERTIES
+- LANGUAGE C)
++ LANGUAGE C
++ COMPILE_FLAGS "-Wa,--noexecstack")
+
+ set(LIBUNWIND_HEADERS
+ AddressSpace.hpp
+@@ -51,8 +52,10 @@ set(LIBUNWIND_SOURCES
+
+ if (LIBUNWIND_ENABLE_SHARED)
+ add_library(unwind SHARED ${LIBUNWIND_SOURCES} ${LIBUNWIND_HEADERS})
+-else()
+- add_library(unwind STATIC ${LIBUNWIND_SOURCES} ${LIBUNWIND_HEADERS})
++endif ()
++if (LIBUNWIND_ENABLE_STATIC)
++ add_library(unwind_static STATIC ${LIBUNWIND_SOURCES} ${LIBUNWIND_HEADERS})
++ set_target_properties(unwind_static PROPERTIES OUTPUT_NAME unwind)
+ endif ()
+
+ # Generate library list.
+@@ -106,7 +109,10 @@ set_target_properties(unwind
+ set_property(SOURCE ${LIBUNWIND_CXX_SOURCES}
+ APPEND_STRING PROPERTY COMPILE_FLAGS "${LIBUNWIND_CXX_FLAGS}")
+
+-install(TARGETS unwind
+- LIBRARY DESTINATION lib${LLVM_LIBDIR_SUFFIX}
+- ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX})
++if (LIBUNWIND_ENABLE_SHARED)
++ install(TARGETS unwind LIBRARY DESTINATION lib${LLVM_LIBDIR_SUFFIX})
++endif ()
++if (LIBUNWIND_ENABLE_STATIC)
++ install(TARGETS unwind_static ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX})
++endif ()
diff --git a/sys-libs/llvm-libunwind/llvm-libunwind-3.8.1.ebuild b/sys-libs/llvm-libunwind/llvm-libunwind-3.8.1.ebuild
new file mode 100644
index 000000000000..46082d37d48f
--- /dev/null
+++ b/sys-libs/llvm-libunwind/llvm-libunwind-3.8.1.ebuild
@@ -0,0 +1,42 @@
+# Copyright 1999-2016 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+EAPI=6
+
+inherit cmake-utils
+
+MY_P="libunwind-${PV}"
+DESCRIPTION="C++ runtime stack unwinder from LLVM"
+HOMEPAGE="https://github.com/llvm-mirror/libunwind"
+SRC_URI="http://llvm.org/releases/${PV}/${MY_P}.src.tar.xz"
+
+LICENSE="|| ( UoI-NCSA MIT )"
+SLOT="0"
+KEYWORDS="~amd64"
+IUSE="+static-libs"
+
+DEPEND=""
+RDEPEND="!sys-libs/libunwind"
+
+S="${WORKDIR}/${MY_P}.src"
+
+src_prepare() {
+ default
+ eapply "${FILESDIR}/libunwind-3.8-cmake.patch"
+}
+
+src_configure() {
+ local libdir=$(get_libdir)
+
+ local mycmakeargs=(
+ # work-around attempting to use llvm-config to get llvm sources
+ # (that are not needed at all)
+ -DLLVM_CONFIG=OFF
+ -DLLVM_LIBDIR_SUFFIX=${libdir#lib}
+ -DLIBUNWIND_BUILT_STANDALONE=ON
+ -DLIBUNWIND_ENABLE_STATIC=$(usex static-libs)
+ )
+
+ cmake-utils_src_configure
+}
diff --git a/sys-libs/llvm-libunwind/metadata.xml b/sys-libs/llvm-libunwind/metadata.xml
new file mode 100644
index 000000000000..2380c52bb0aa
--- /dev/null
+++ b/sys-libs/llvm-libunwind/metadata.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+ <maintainer type="person">
+ <email>zhanglei.april@gmail.com</email>
+ <name>Lei Zhang</name>
+ </maintainer>
+ <maintainer type="person">
+ <email>blueness@gentoo.org</email>
+ <name>Anthony G. Basile</name>
+ </maintainer>
+ <maintainer type="person">
+ <email>mgorny@gentoo.org</email>
+ <name>Michał Górny</name>
+ </maintainer>
+</pkgmetadata>