factotum/libressl-portable
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Use binary directory for symbol exports generation

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Currently the CMake files generate symbols into the source tree when they should go into the build tree.
This commit is contained in:
Don 2018-03-16 12:15:30 -07:00
parent 639a6629ae
commit 3625c50f44
2 changed files with 26 additions and 20 deletions
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40
cmake_export_symbol.cmake
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@ -1,49 +1,55 @@
macro(export_symbol TARGET FILENAME)
macro(export_symbol TARGET SYMBOLS_PATH)
set(FLAG "")
get_filename_component(FILENAME ${SYMBOLS_PATH} NAME)
if(WIN32)
string(REPLACE ".sym" ".def" DEF_FILENAME ${FILENAME})
file(WRITE ${DEF_FILENAME} "EXPORTS\n")
file(READ ${FILENAME} SYMBOLS)
file(APPEND ${DEF_FILENAME} "${SYMBOLS}")
target_sources(${TARGET} PRIVATE ${DEF_FILENAME})
file(TO_CMAKE_PATH "${CMAKE_CURRENT_BINARY_DIR}/${DEF_FILENAME}" DEF_PATH)
file(WRITE ${DEF_PATH} "EXPORTS\n")
file(READ ${SYMBOLS_PATH} SYMBOLS)
file(APPEND ${DEF_PATH} "${SYMBOLS}")
target_sources(${TARGET} PRIVATE ${DEF_PATH})
elseif(APPLE)
file(READ ${FILENAME} SYMBOLS)
file(READ ${SYMBOLS_PATH} SYMBOLS)
string(REGEX REPLACE "\n$" "" SYMBOLS ${SYMBOLS})
string(REPLACE "\n" "\n_" SYMBOLS ${SYMBOLS})
string(REGEX REPLACE "(.)$" "\\1\\n" SYMBOLS ${SYMBOLS})
string(REPLACE ".sym" ".exp" EXP_FILENAME ${FILENAME})
file(WRITE ${EXP_FILENAME} "_${SYMBOLS}")
set(FLAG "-exported_symbols_list ${EXP_FILENAME}")
file(TO_CMAKE_PATH "${CMAKE_CURRENT_BINARY_DIR}/${EXP_FILENAME}" EXP_PATH)
file(WRITE ${EXP_PATH} "_${SYMBOLS}")
set(FLAG "-exported_symbols_list ${EXP_PATH}")
set_target_properties(${TARGET} PROPERTIES LINK_FLAGS ${FLAG})
elseif(CMAKE_SYSTEM_NAME MATCHES "HP-UX")
file(READ ${FILENAME} SYMBOLS)
file(READ ${SYMBOLS_PATH} SYMBOLS)
string(REGEX REPLACE "\n$" "" SYMBOLS ${SYMBOLS})
string(REPLACE "\n" "\n+e " SYMBOLS ${SYMBOLS})
string(REPLACE ".sym" ".opt" OPT_FILENAME ${FILENAME})
file(WRITE ${OPT_FILENAME} "+e ${SYMBOLS}")
set(FLAG "-Wl,-c,${OPT_FILENAME}")
file(TO_CMAKE_PATH "${CMAKE_CURRENT_BINARY_DIR}/${OPT_FILENAME}" OPT_PATH)
file(WRITE ${OPT_PATH} "+e ${SYMBOLS}")
set(FLAG "-Wl,-c,${OPT_PATH}")
set_target_properties(${TARGET} PROPERTIES LINK_FLAGS ${FLAG})
elseif(CMAKE_SYSTEM_NAME MATCHES "SunOS")
file(READ ${FILENAME} SYMBOLS)
file(READ ${SYMBOLS_PATH} SYMBOLS)
string(REPLACE "\n" ";\n" SYMBOLS ${SYMBOLS})
string(REPLACE ".sym" ".ver" VER_FILENAME ${FILENAME})
file(WRITE ${VER_FILENAME}
file(TO_CMAKE_PATH "${CMAKE_CURRENT_BINARY_DIR}/${VER_FILENAME}" VER_PATH)
file(WRITE ${VER_PATH}
"{\nglobal:\n${SYMBOLS}\nlocal:\n*;\n};\n")
set(FLAG "-Wl,-M${VER_FILENAME}")
set(FLAG "-Wl,-M${VER_PATH}")
set_target_properties(${TARGET} PROPERTIES LINK_FLAGS ${FLAG})
elseif(CMAKE_COMPILER_IS_GNUCC OR CMAKE_C_COMPILER_ID MATCHES "Clang")
file(READ ${FILENAME} SYMBOLS)
file(READ ${SYMBOLS_PATH} SYMBOLS)
string(REPLACE "\n" ";\n" SYMBOLS ${SYMBOLS})
string(REPLACE ".sym" ".ver" VER_FILENAME ${FILENAME})
file(WRITE ${VER_FILENAME}
file(TO_CMAKE_PATH "${CMAKE_CURRENT_BINARY_DIR}/${VER_FILENAME}" VER_PATH)
file(WRITE ${VER_PATH}
"{\nglobal:\n${SYMBOLS}\nlocal:\n*;\n};\n")
set(FLAG "-Wl,--version-script,\"${VER_FILENAME}\"")
set(FLAG "-Wl,--version-script,\"${VER_PATH}\"")
set_target_properties(${TARGET} PROPERTIES LINK_FLAGS ${FLAG})
endif()

6
crypto/CMakeLists.txt
View File

@ -798,11 +798,11 @@ file(READ ${CMAKE_CURRENT_SOURCE_DIR}/crypto.sym SYMS)
foreach(SYM IN LISTS CRYPTO_UNEXPORT)
string(REPLACE "${SYM}\n" "" SYMS ${SYMS})
endforeach()
file(WRITE ${CMAKE_CURRENT_SOURCE_DIR}/crypto_p.sym ${SYMS})
file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/crypto_p.sym ${SYMS})
if(EXTRA_EXPORT)
list(SORT EXTRA_EXPORT)
foreach(SYM IN LISTS EXTRA_EXPORT)
file(APPEND ${CMAKE_CURRENT_SOURCE_DIR}/crypto_p.sym "${SYM}\n")
file(APPEND ${CMAKE_CURRENT_BINARY_DIR}/crypto_p.sym "${SYM}\n")
endforeach()
endif()
@ -810,7 +810,7 @@ add_library(crypto-objects OBJECT ${CRYPTO_SRC})
if (BUILD_SHARED)
add_library(crypto STATIC $<TARGET_OBJECTS:crypto-objects>)
add_library(crypto-shared SHARED $<TARGET_OBJECTS:crypto-objects>)
export_symbol(crypto-shared ${CMAKE_CURRENT_SOURCE_DIR}/crypto_p.sym)
export_symbol(crypto-shared ${CMAKE_CURRENT_BINARY_DIR}/crypto_p.sym)
if (WIN32)
target_link_libraries(crypto-shared Ws2_32.lib)
set(CRYPTO_POSTFIX -${CRYPTO_MAJOR_VERSION})