75 lines
2.8 KiB
Diff
75 lines
2.8 KiB
Diff
From 2d99b052457b78753313704338a9edbb1561ab36 Mon Sep 17 00:00:00 2001
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From: wangzehong <wangzehong2@huawei.com>
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Date: Thu, 16 Feb 2023 16:48:37 +0800
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Subject: [PATCH] modify to standalone build
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---
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CMakeLists.txt | 34 +++++++++++++++++++++++++++++-----
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docs/CMakeLists.txt | 1 +
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2 files changed, 30 insertions(+), 5 deletions(-)
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diff --git a/libunwind-12.0.1.src/CMakeLists.txt b/libunwind-12.0.1.src/CMakeLists.txt
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index 570b8db..14e1b11 100644
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--- a/libunwind-12.0.1.src/CMakeLists.txt
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+++ b/libunwind-12.0.1.src/CMakeLists.txt
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@@ -1,6 +1,3 @@
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-if (NOT IS_DIRECTORY "${CMAKE_CURRENT_LIST_DIR}/../libcxx")
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- message(FATAL_ERROR "libunwind requires being built in a monorepo layout with libcxx available")
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-endif()
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#===============================================================================
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# Setup Project
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@@ -37,9 +34,36 @@ if (CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR OR LIBUNWIND_STANDALONE_B
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# the configurator should write the script into.
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set(LIBUNWIND_STANDALONE_BUILD 1)
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set(LLVM_LIT_OUTPUT_DIR "${LIBUNWIND_BINARY_DIR}/bin")
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+ find_program(LLVM_CONFIG_PATH "llvm-config" DOC "Path to llvm-config binary")
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+ if(NOT LLVM_CONFIG_PATH)
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+ message(FATAL_ERROR "llvm-config not found: specify LLVM_CONFIG_PATH")
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+ endif()
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+
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+ execute_process(COMMAND "${LLVM_CONFIG_PATH}"
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+ "--obj-root"
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+ "--includedir"
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+ "--cmakedir"
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+ "--src-root"
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+ RESULT_VARIABLE HAD_ERROR
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+ OUTPUT_VARIABLE LLVM_CONFIG_OUTPUT
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+ OUTPUT_STRIP_TRAILING_WHITESPACE)
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+ if(HAD_ERROR)
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+ message(FATAL_ERROR "llvm-config failed with status ${HAD_ERROR}")
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+ endif()
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+
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+ string(REGEX REPLACE "[ \t]*[\r\n]+[ \t]*" ";" LLVM_CONFIG_OUTPUT "${LLVM_CONFIG_OUTPUT}")
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+
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+ list(GET LLVM_CONFIG_OUTPUT 0 OBJ_ROOT)
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+ list(GET LLVM_CONFIG_OUTPUT 1 MAIN_INCLUDE_DIR)
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+ list(GET LLVM_CONFIG_OUTPUT 2 LLVM_CMAKE_PATH)
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+ list(GET LLVM_CONFIG_OUTPUT 3 MAIN_SRC_DIR)
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+
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+ if(NOT EXISTS "${LLVM_CMAKE_PATH}/LLVMConfig.cmake")
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+ message(FATAL_ERROR "LLVMConfig.cmake not found")
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+ endif()
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+ include("${LLVM_CMAKE_PATH}/LLVMConfig.cmake")
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- # Find the LLVM sources and simulate LLVM CMake options.
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- include(HandleOutOfTreeLLVM)
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+ list(APPEND CMAKE_MODULE_PATH "${LLVM_CMAKE_PATH}")
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else()
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set(LLVM_LIT "${CMAKE_SOURCE_DIR}/utils/lit/lit.py")
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endif()
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diff --git a/libunwind-12.0.1.src/docs/CMakeLists.txt b/libunwind-12.0.1.src/docs/CMakeLists.txt
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index c226f2f..17fb075 100644
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--- a/libunwind-12.0.1.src/docs/CMakeLists.txt
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+++ b/libunwind-12.0.1.src/docs/CMakeLists.txt
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@@ -2,6 +2,7 @@ include(FindSphinx)
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if (SPHINX_FOUND)
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include(AddSphinxTarget)
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+ include(AddLLVM)
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if (${SPHINX_OUTPUT_HTML})
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add_sphinx_target(html libunwind)
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endif()
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endif()
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--
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2.33.1.windows.1
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