|
| 1 | +# Copyright (c) 2014, Pavel Rojtberg |
| 2 | +# All rights reserved. |
| 3 | +# |
| 4 | +# Redistribution and use in source and binary forms, with or without |
| 5 | +# modification, are permitted provided that the following conditions are met: |
| 6 | +# |
| 7 | +# 1. Redistributions of source code must retain the above copyright notice, |
| 8 | +# this list of conditions and the following disclaimer. |
| 9 | +# |
| 10 | +# 2. Redistributions in binary form must reproduce the above copyright notice, |
| 11 | +# this list of conditions and the following disclaimer in the documentation |
| 12 | +# and/or other materials provided with the distribution. |
| 13 | +# |
| 14 | +# 3. Neither the name of the copyright holder nor the names of its |
| 15 | +# contributors may be used to endorse or promote products derived from this |
| 16 | +# software without specific prior written permission. |
| 17 | +# |
| 18 | +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| 19 | +# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 20 | +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 21 | +# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
| 22 | +# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 23 | +# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 24 | +# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 25 | +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 26 | +# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 27 | +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 28 | +# POSSIBILITY OF SUCH DAMAGE. |
| 29 | + |
| 30 | +# ------------------------------------------------------------------------------ |
| 31 | +# Usage: |
| 32 | +# 1. place AndroidNdkGdb.cmake somewhere inside ${CMAKE_MODULE_PATH} |
| 33 | +# 2. inside your project add |
| 34 | +# |
| 35 | +# include(AndroidNdkGdb) |
| 36 | +# android_ndk_gdb_enable() |
| 37 | +# # for each target |
| 38 | +# add_library(MyLibrary ...) |
| 39 | +# android_ndk_gdb_debuggable(MyLibrary) |
| 40 | + |
| 41 | + |
| 42 | +# add gdbserver and general gdb configuration to project |
| 43 | +# also create a mininal NDK skeleton so ndk-gdb finds the paths |
| 44 | +# |
| 45 | +# the optional parameter defines the path to the android project. |
| 46 | +# uses PROJECT_SOURCE_DIR by default. |
| 47 | +macro(android_ndk_gdb_enable) |
| 48 | + if(ANDROID) |
| 49 | + # create custom target that depends on the real target so it gets executed afterwards |
| 50 | + add_custom_target(NDK_GDB ALL) |
| 51 | + |
| 52 | + if(${ARGC}) |
| 53 | + set(ANDROID_PROJECT_DIR ${ARGV0}) |
| 54 | + else() |
| 55 | + set(ANDROID_PROJECT_DIR ${PROJECT_SOURCE_DIR}) |
| 56 | + endif() |
| 57 | + |
| 58 | + set(NDK_GDB_SOLIB_PATH ${ANDROID_PROJECT_DIR}/obj/local/${ANDROID_NDK_ABI_NAME}/) |
| 59 | + file(MAKE_DIRECTORY ${NDK_GDB_SOLIB_PATH}) |
| 60 | + |
| 61 | + # 1. generate essential Android Makefiles |
| 62 | + file(MAKE_DIRECTORY ${ANDROID_PROJECT_DIR}/jni) |
| 63 | + if(NOT EXISTS ${ANDROID_PROJECT_DIR}/jni/Android.mk) |
| 64 | + file(WRITE ${ANDROID_PROJECT_DIR}/jni/Android.mk "APP_ABI := ${ANDROID_NDK_ABI_NAME}\n") |
| 65 | + endif() |
| 66 | + if(NOT EXISTS ${ANDROID_PROJECT_DIR}/jni/Application.mk) |
| 67 | + file(WRITE ${ANDROID_PROJECT_DIR}/jni/Application.mk "APP_ABI := ${ANDROID_NDK_ABI_NAME}\n") |
| 68 | + endif() |
| 69 | + |
| 70 | + # 2. generate gdb.setup |
| 71 | + get_directory_property(PROJECT_INCLUDES DIRECTORY ${PROJECT_SOURCE_DIR} INCLUDE_DIRECTORIES) |
| 72 | + string(REGEX REPLACE ";" " " PROJECT_INCLUDES "${PROJECT_INCLUDES}") |
| 73 | + file(WRITE ${LIBRARY_OUTPUT_PATH}/gdb.setup "set solib-search-path ${NDK_GDB_SOLIB_PATH}\n") |
| 74 | + file(APPEND ${LIBRARY_OUTPUT_PATH}/gdb.setup "directory ${PROJECT_INCLUDES}\n") |
| 75 | + |
| 76 | + # 3. copy gdbserver executable |
| 77 | + file(COPY ${ANDROID_NDK}/prebuilt/android-${ANDROID_ARCH_NAME}/gdbserver/gdbserver DESTINATION ${LIBRARY_OUTPUT_PATH}) |
| 78 | + endif() |
| 79 | +endmacro() |
| 80 | + |
| 81 | +# register a target for remote debugging |
| 82 | +# copies the debug version to NDK_GDB_SOLIB_PATH then strips symbols of original |
| 83 | +macro(android_ndk_gdb_debuggable TARGET_NAME) |
| 84 | + if(ANDROID) |
| 85 | + get_property(TARGET_LOCATION TARGET ${TARGET_NAME} PROPERTY LOCATION) |
| 86 | + |
| 87 | + # create custom target that depends on the real target so it gets executed afterwards |
| 88 | + add_dependencies(NDK_GDB ${TARGET_NAME}) |
| 89 | + |
| 90 | + # 4. copy lib to obj |
| 91 | + add_custom_command(TARGET NDK_GDB POST_BUILD COMMAND ${CMAKE_COMMAND} -E copy_if_different ${TARGET_LOCATION} ${NDK_GDB_SOLIB_PATH}) |
| 92 | + |
| 93 | + # 5. strip symbols |
| 94 | + add_custom_command(TARGET NDK_GDB POST_BUILD COMMAND ${CMAKE_STRIP} ${TARGET_LOCATION}) |
| 95 | + endif() |
| 96 | +endmacro() |
0 commit comments