97 lines
4.3 KiB
CMake
97 lines
4.3 KiB
CMake
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# Copyright (c) 2014, Pavel Rojtberg
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# 1. Redistributions of source code must retain the above copyright notice,
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# this list of conditions and the following disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions and the following disclaimer in the documentation
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# and/or other materials provided with the distribution.
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#
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# 3. Neither the name of the copyright holder nor the names of its
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# contributors may be used to endorse or promote products derived from this
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# software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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# ------------------------------------------------------------------------------
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# Usage:
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# 1. place AndroidNdkGdb.cmake somewhere inside ${CMAKE_MODULE_PATH}
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# 2. inside your project add
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#
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# include(AndroidNdkGdb)
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# android_ndk_gdb_enable()
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# # for each target
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# add_library(MyLibrary ...)
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# android_ndk_gdb_debuggable(MyLibrary)
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# add gdbserver and general gdb configuration to project
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# also create a mininal NDK skeleton so ndk-gdb finds the paths
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#
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# the optional parameter defines the path to the android project.
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# uses PROJECT_SOURCE_DIR by default.
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macro(android_ndk_gdb_enable)
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if(ANDROID)
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# create custom target that depends on the real target so it gets executed afterwards
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add_custom_target(NDK_GDB ALL)
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if(${ARGC})
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set(ANDROID_PROJECT_DIR ${ARGV0})
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else()
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set(ANDROID_PROJECT_DIR ${PROJECT_SOURCE_DIR})
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endif()
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set(NDK_GDB_SOLIB_PATH ${ANDROID_PROJECT_DIR}/obj/local/${ANDROID_NDK_ABI_NAME}/)
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file(MAKE_DIRECTORY ${NDK_GDB_SOLIB_PATH})
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# 1. generate essential Android Makefiles
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file(MAKE_DIRECTORY ${ANDROID_PROJECT_DIR}/jni)
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if(NOT EXISTS ${ANDROID_PROJECT_DIR}/jni/Android.mk)
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file(WRITE ${ANDROID_PROJECT_DIR}/jni/Android.mk "APP_ABI := ${ANDROID_NDK_ABI_NAME}\n")
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endif()
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if(NOT EXISTS ${ANDROID_PROJECT_DIR}/jni/Application.mk)
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file(WRITE ${ANDROID_PROJECT_DIR}/jni/Application.mk "APP_ABI := ${ANDROID_NDK_ABI_NAME}\n")
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endif()
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# 2. generate gdb.setup
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get_directory_property(PROJECT_INCLUDES DIRECTORY ${PROJECT_SOURCE_DIR} INCLUDE_DIRECTORIES)
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string(REGEX REPLACE ";" " " PROJECT_INCLUDES "${PROJECT_INCLUDES}")
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file(WRITE ${LIBRARY_OUTPUT_PATH}/gdb.setup "set solib-search-path ${NDK_GDB_SOLIB_PATH}\n")
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file(APPEND ${LIBRARY_OUTPUT_PATH}/gdb.setup "directory ${PROJECT_INCLUDES}\n")
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# 3. copy gdbserver executable
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file(COPY ${ANDROID_NDK}/prebuilt/android-${ANDROID_ARCH_NAME}/gdbserver/gdbserver DESTINATION ${LIBRARY_OUTPUT_PATH})
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endif()
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endmacro()
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# register a target for remote debugging
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# copies the debug version to NDK_GDB_SOLIB_PATH then strips symbols of original
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macro(android_ndk_gdb_debuggable TARGET_NAME)
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if(ANDROID)
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get_property(TARGET_LOCATION TARGET ${TARGET_NAME} PROPERTY LOCATION)
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# create custom target that depends on the real target so it gets executed afterwards
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add_dependencies(NDK_GDB ${TARGET_NAME})
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# 4. copy lib to obj
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add_custom_command(TARGET NDK_GDB POST_BUILD COMMAND ${CMAKE_COMMAND} -E copy_if_different ${TARGET_LOCATION} ${NDK_GDB_SOLIB_PATH})
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# 5. strip symbols
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add_custom_command(TARGET NDK_GDB POST_BUILD COMMAND ${CMAKE_STRIP} ${TARGET_LOCATION})
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endif()
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endmacro()
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