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[all] cmake: refuse to perform in-source builds

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This commit is contained in:
Geoffrey McRae 2021-12-15 10:56:27 +11:00
parent adbe333414
commit 43545a4e17
2 changed files with 25 additions and 3 deletions
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11
client/CMakeLists.txt
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@ -2,6 +2,17 @@ cmake_minimum_required(VERSION 3.0)
project(looking-glass-client C CXX)
get_filename_component(PROJECT_TOP "${PROJECT_SOURCE_DIR}/.." ABSOLUTE)
if(PROJECT_SOURCE_DIR STREQUAL PROJECT_BINARY_DIR)
message(FATAL_ERROR
"\n"
"In-source builds are not supported\n"
"See build instructions provided in: "
"${PROJECT_TOP}/doc/build.rst\n"
"Refusing to continue"
)
endif()
list(APPEND CMAKE_MODULE_PATH "${PROJECT_TOP}/cmake/" "${PROJECT_SOURCE_DIR}/cmake/")
include(CheckSubmodule)

17
host/CMakeLists.txt
View File

@ -1,12 +1,23 @@
cmake_minimum_required(VERSION 3.0)
project(looking-glass-host C)
get_filename_component(PROJECT_TOP "${PROJECT_SOURCE_DIR}/.." ABSOLUTE)
if(PROJECT_SOURCE_DIR STREQUAL PROJECT_BINARY_DIR)
message(FATAL_ERROR
"\n"
"In-source builds are not supported\n"
"See build instructions provided in: "
"${PROJECT_TOP}/doc/build.rst\n"
"Refusing to continue"
)
endif()
list(APPEND CMAKE_MODULE_PATH "${PROJECT_TOP}/cmake/" "${PROJECT_SOURCE_DIR}/cmake/")
set(CMAKE_C_FLAGS_RELWITHDEBINFO "-O3 -g -DNDEBUG" CACHE STRING "compiler flags" FORCE)
set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-O3 -g -DNDEBUG" CACHE STRING "compiler flags" FORCE)
get_filename_component(PROJECT_TOP "${PROJECT_SOURCE_DIR}/.." ABSOLUTE)
list(APPEND CMAKE_MODULE_PATH "${PROJECT_TOP}/cmake/" "${PROJECT_SOURCE_DIR}/cmake/")
include(CheckSubmodule)
include(GNUInstallDirs)
include(CheckCCompilerFlag)