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PKGBUILDs/alarm/llvm37/0001-backport-so-versioning.patch
Kevin Mihelich b653b3391f alarm/llvm37 to 3.7.1-2
2016-07-04 16:32:31 +00:00

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From 889531a776155aec2a36a6cf47183dea90549759 Mon Sep 17 00:00:00 2001
From: Kevin Mihelich <kevin@archlinuxarm.org>
Date: Mon, 4 Jul 2016 08:32:42 -0600
Subject: [PATCH] backport so versioning
---
cmake/modules/AddLLVM.cmake | 93 +++++++++++++++++++++++++++++++---
cmake/modules/LLVMInstallSymlink.cmake | 21 ++++++++
tools/llvm-shlib/CMakeLists.txt | 2 +-
3 files changed, 109 insertions(+), 7 deletions(-)
create mode 100644 cmake/modules/LLVMInstallSymlink.cmake
diff --git a/cmake/modules/AddLLVM.cmake b/cmake/modules/AddLLVM.cmake
index 6b6e6e0..b9d67d9 100644
--- a/cmake/modules/AddLLVM.cmake
+++ b/cmake/modules/AddLLVM.cmake
@@ -316,10 +316,12 @@ endfunction(set_windows_version_resource_properties)
# Same semantics as target_link_libraries().
# ADDITIONAL_HEADERS
# May specify header files for IDE generators.
+# SONAME
+# Should set SONAME link flags and create symlinks
# )
function(llvm_add_library name)
cmake_parse_arguments(ARG
- "MODULE;SHARED;STATIC;DISABLE_LLVM_LINK_LLVM_DYLIB"
+ "MODULE;SHARED;STATIC;DISABLE_LLVM_LINK_LLVM_DYLIB;SONAME"
"OUTPUT_NAME"
"ADDITIONAL_HEADERS;DEPENDS;LINK_COMPONENTS;LINK_LIBS;OBJLIBS"
${ARGN})
@@ -421,11 +423,6 @@ function(llvm_add_library name)
PREFIX ""
)
endif()
-
- set_target_properties(${name}
- PROPERTIES
- SOVERSION ${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}
- VERSION ${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}.${LLVM_VERSION_PATCH}${LLVM_VERSION_SUFFIX})
endif()
if(ARG_MODULE OR ARG_SHARED)
@@ -440,6 +437,24 @@ function(llvm_add_library name)
endif()
endif()
+ if(ARG_SHARED AND UNIX)
+ if(NOT APPLE AND ARG_SONAME)
+ get_target_property(output_name ${name} OUTPUT_NAME)
+ if(${output_name} STREQUAL "output_name-NOTFOUND")
+ set(output_name ${name})
+ endif()
+ set(library_name ${output_name}-${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}${LLVM_VERSION_SUFFIX})
+ set(api_name ${output_name}-${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}.${LLVM_VERSION_PATCH}${LLVM_VERSION_SUFFIX})
+ set_target_properties(${name} PROPERTIES OUTPUT_NAME ${library_name})
+ llvm_install_library_symlink(${api_name} ${library_name} SHARED
+ COMPONENT ${name}
+ ALWAYS_GENERATE)
+ llvm_install_library_symlink(${output_name} ${library_name} SHARED
+ COMPONENT ${name}
+ ALWAYS_GENERATE)
+ endif()
+ endif()
+
# Add the explicit dependency information for this library.
#
# It would be nice to verify that we have the dependencies for this library
@@ -970,3 +985,69 @@ function(add_lit_testsuites project directory)
endforeach()
endif()
endfunction()
+
+function(llvm_install_library_symlink name dest type)
+ cmake_parse_arguments(ARG "ALWAYS_GENERATE" "COMPONENT" "" ${ARGN})
+ foreach(path ${CMAKE_MODULE_PATH})
+ if(EXISTS ${path}/LLVMInstallSymlink.cmake)
+ set(INSTALL_SYMLINK ${path}/LLVMInstallSymlink.cmake)
+ break()
+ endif()
+ endforeach()
+
+ set(component ${ARG_COMPONENT})
+ if(NOT component)
+ set(component ${name})
+ endif()
+
+ set(full_name ${CMAKE_${type}_LIBRARY_PREFIX}${name}${CMAKE_${type}_LIBRARY_SUFFIX})
+ set(full_dest ${CMAKE_${type}_LIBRARY_PREFIX}${dest}${CMAKE_${type}_LIBRARY_SUFFIX})
+
+ set(output_dir lib)
+ if(WIN32 AND "${type}" STREQUAL "SHARED")
+ set(output_dir bin)
+ endif()
+
+ install(SCRIPT ${INSTALL_SYMLINK}
+ CODE "install_symlink(${full_name} ${full_dest} ${output_dir})"
+ COMPONENT ${component})
+
+ if (NOT CMAKE_CONFIGURATION_TYPES AND NOT ARG_ALWAYS_GENERATE)
+ add_custom_target(install-${name}
+ DEPENDS ${name} ${dest} install-${dest}
+ COMMAND "${CMAKE_COMMAND}"
+ -DCMAKE_INSTALL_COMPONENT=${name}
+ -P "${CMAKE_BINARY_DIR}/cmake_install.cmake")
+ endif()
+endfunction()
+
+function(llvm_install_symlink name dest)
+ cmake_parse_arguments(ARG "ALWAYS_GENERATE" "" "" ${ARGN})
+ foreach(path ${CMAKE_MODULE_PATH})
+ if(EXISTS ${path}/LLVMInstallSymlink.cmake)
+ set(INSTALL_SYMLINK ${path}/LLVMInstallSymlink.cmake)
+ break()
+ endif()
+ endforeach()
+
+ if(ARG_ALWAYS_GENERATE)
+ set(component ${dest})
+ else()
+ set(component ${name})
+ endif()
+
+ set(full_name ${name}${CMAKE_EXECUTABLE_SUFFIX})
+ set(full_dest ${dest}${CMAKE_EXECUTABLE_SUFFIX})
+
+ install(SCRIPT ${INSTALL_SYMLINK}
+ CODE "install_symlink(${full_name} ${full_dest} ${LLVM_TOOLS_INSTALL_DIR})"
+ COMPONENT ${component})
+
+ if (NOT CMAKE_CONFIGURATION_TYPES AND NOT ARG_ALWAYS_GENERATE)
+ add_custom_target(install-${name}
+ DEPENDS ${name} ${dest} install-${dest}
+ COMMAND "${CMAKE_COMMAND}"
+ -DCMAKE_INSTALL_COMPONENT=${name}
+ -P "${CMAKE_BINARY_DIR}/cmake_install.cmake")
+ endif()
+endfunction()
diff --git a/cmake/modules/LLVMInstallSymlink.cmake b/cmake/modules/LLVMInstallSymlink.cmake
new file mode 100644
index 0000000..482697b
--- /dev/null
+++ b/cmake/modules/LLVMInstallSymlink.cmake
@@ -0,0 +1,21 @@
+# We need to execute this script at installation time because the
+# DESTDIR environment variable may be unset at configuration time.
+# See PR8397.
+
+function(install_symlink name target outdir)
+ if(UNIX)
+ set(LINK_OR_COPY create_symlink)
+ set(DESTDIR $ENV{DESTDIR})
+ else()
+ set(LINK_OR_COPY copy)
+ endif()
+
+ set(bindir "${DESTDIR}${CMAKE_INSTALL_PREFIX}/${outdir}/")
+
+ message("Creating ${name}")
+
+ execute_process(
+ COMMAND "${CMAKE_COMMAND}" -E ${LINK_OR_COPY} "${target}" "${name}"
+ WORKING_DIRECTORY "${bindir}")
+
+endfunction()
diff --git a/tools/llvm-shlib/CMakeLists.txt b/tools/llvm-shlib/CMakeLists.txt
index 9b407bd..d47a01f 100644
--- a/tools/llvm-shlib/CMakeLists.txt
+++ b/tools/llvm-shlib/CMakeLists.txt
@@ -82,7 +82,7 @@ else()
add_custom_target(libLLVMExports DEPENDS ${LLVM_EXPORTED_SYMBOL_FILE})
endif()
-add_llvm_library(LLVM SHARED DISABLE_LLVM_LINK_LLVM_DYLIB ${SOURCES})
+add_llvm_library(LLVM SHARED DISABLE_LLVM_LINK_LLVM_DYLIB SONAME ${SOURCES})
list(REMOVE_DUPLICATES LIB_NAMES)
if("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux") # FIXME: It should be "GNU ld for elf"
--
2.9.0
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