diff options
Diffstat (limited to 'Modules/CMakeForceCompiler.cmake')
| -rw-r--r-- | Modules/CMakeForceCompiler.cmake | 127 |
1 files changed, 64 insertions, 63 deletions
diff --git a/Modules/CMakeForceCompiler.cmake b/Modules/CMakeForceCompiler.cmake index 1bc80fd751..ec17c2e0de 100644 --- a/Modules/CMakeForceCompiler.cmake +++ b/Modules/CMakeForceCompiler.cmake @@ -1,69 +1,70 @@ # Distributed under the OSI-approved BSD 3-Clause License. See accompanying # file Copyright.txt or https://cmake.org/licensing for details. -#.rst: -# CMakeForceCompiler -# ------------------ -# -# Deprecated. Do not use. -# -# The macros provided by this module were once intended for use by -# cross-compiling toolchain files when CMake was not able to automatically -# detect the compiler identification. Since the introduction of this module, -# CMake's compiler identification capabilities have improved and can now be -# taught to recognize any compiler. Furthermore, the suite of information -# CMake detects from a compiler is now too extensive to be provided by -# toolchain files using these macros. -# -# One common use case for this module was to skip CMake's checks for a -# working compiler when using a cross-compiler that cannot link binaries -# without special flags or custom linker scripts. This case is now supported -# by setting the :variable:`CMAKE_TRY_COMPILE_TARGET_TYPE` variable in the -# toolchain file instead. -# -# ------------------------------------------------------------------------- -# -# Macro CMAKE_FORCE_C_COMPILER has the following signature: -# -# :: -# -# CMAKE_FORCE_C_COMPILER(<compiler> <compiler-id>) -# -# It sets CMAKE_C_COMPILER to the given compiler and the cmake internal -# variable CMAKE_C_COMPILER_ID to the given compiler-id. It also -# bypasses the check for working compiler and basic compiler information -# tests. -# -# Macro CMAKE_FORCE_CXX_COMPILER has the following signature: -# -# :: -# -# CMAKE_FORCE_CXX_COMPILER(<compiler> <compiler-id>) -# -# It sets CMAKE_CXX_COMPILER to the given compiler and the cmake -# internal variable CMAKE_CXX_COMPILER_ID to the given compiler-id. It -# also bypasses the check for working compiler and basic compiler -# information tests. -# -# Macro CMAKE_FORCE_Fortran_COMPILER has the following signature: -# -# :: -# -# CMAKE_FORCE_Fortran_COMPILER(<compiler> <compiler-id>) -# -# It sets CMAKE_Fortran_COMPILER to the given compiler and the cmake -# internal variable CMAKE_Fortran_COMPILER_ID to the given compiler-id. -# It also bypasses the check for working compiler and basic compiler -# information tests. -# -# So a simple toolchain file could look like this: -# -# :: -# -# include (CMakeForceCompiler) -# set(CMAKE_SYSTEM_NAME Generic) -# CMAKE_FORCE_C_COMPILER (chc12 MetrowerksHicross) -# CMAKE_FORCE_CXX_COMPILER (chc12 MetrowerksHicross) +#[=======================================================================[.rst: +CMakeForceCompiler +------------------ + +Deprecated. Do not use. + +The macros provided by this module were once intended for use by +cross-compiling toolchain files when CMake was not able to automatically +detect the compiler identification. Since the introduction of this module, +CMake's compiler identification capabilities have improved and can now be +taught to recognize any compiler. Furthermore, the suite of information +CMake detects from a compiler is now too extensive to be provided by +toolchain files using these macros. + +One common use case for this module was to skip CMake's checks for a +working compiler when using a cross-compiler that cannot link binaries +without special flags or custom linker scripts. This case is now supported +by setting the :variable:`CMAKE_TRY_COMPILE_TARGET_TYPE` variable in the +toolchain file instead. + +------------------------------------------------------------------------- + +Macro CMAKE_FORCE_C_COMPILER has the following signature: + +:: + + CMAKE_FORCE_C_COMPILER(<compiler> <compiler-id>) + +It sets CMAKE_C_COMPILER to the given compiler and the cmake internal +variable CMAKE_C_COMPILER_ID to the given compiler-id. It also +bypasses the check for working compiler and basic compiler information +tests. + +Macro CMAKE_FORCE_CXX_COMPILER has the following signature: + +:: + + CMAKE_FORCE_CXX_COMPILER(<compiler> <compiler-id>) + +It sets CMAKE_CXX_COMPILER to the given compiler and the cmake +internal variable CMAKE_CXX_COMPILER_ID to the given compiler-id. It +also bypasses the check for working compiler and basic compiler +information tests. + +Macro CMAKE_FORCE_Fortran_COMPILER has the following signature: + +:: + + CMAKE_FORCE_Fortran_COMPILER(<compiler> <compiler-id>) + +It sets CMAKE_Fortran_COMPILER to the given compiler and the cmake +internal variable CMAKE_Fortran_COMPILER_ID to the given compiler-id. +It also bypasses the check for working compiler and basic compiler +information tests. + +So a simple toolchain file could look like this: + +:: + + include (CMakeForceCompiler) + set(CMAKE_SYSTEM_NAME Generic) + CMAKE_FORCE_C_COMPILER (chc12 MetrowerksHicross) + CMAKE_FORCE_CXX_COMPILER (chc12 MetrowerksHicross) +#]=======================================================================] macro(CMAKE_FORCE_C_COMPILER compiler id) message(DEPRECATION "The CMAKE_FORCE_C_COMPILER macro is deprecated. " |