diff options
Diffstat (limited to 'Modules/CMakeDependentOption.cmake')
| -rw-r--r-- | Modules/CMakeDependentOption.cmake | 43 |
1 files changed, 22 insertions, 21 deletions
diff --git a/Modules/CMakeDependentOption.cmake b/Modules/CMakeDependentOption.cmake index 21d3c96b34..6046d85851 100644 --- a/Modules/CMakeDependentOption.cmake +++ b/Modules/CMakeDependentOption.cmake @@ -1,27 +1,28 @@ # Distributed under the OSI-approved BSD 3-Clause License. See accompanying # file Copyright.txt or https://cmake.org/licensing for details. -#.rst: -# CMakeDependentOption -# -------------------- -# -# Macro to provide an option dependent on other options. -# -# This macro presents an option to the user only if a set of other -# conditions are true. When the option is not presented a default value -# is used, but any value set by the user is preserved for when the -# option is presented again. Example invocation: -# -# :: -# -# CMAKE_DEPENDENT_OPTION(USE_FOO "Use Foo" ON -# "USE_BAR;NOT USE_ZOT" OFF) -# -# If USE_BAR is true and USE_ZOT is false, this provides an option -# called USE_FOO that defaults to ON. Otherwise, it sets USE_FOO to -# OFF. If the status of USE_BAR or USE_ZOT ever changes, any value for -# the USE_FOO option is saved so that when the option is re-enabled it -# retains its old value. +#[=======================================================================[.rst: +CMakeDependentOption +-------------------- + +Macro to provide an option dependent on other options. + +This macro presents an option to the user only if a set of other +conditions are true. When the option is not presented a default value +is used, but any value set by the user is preserved for when the +option is presented again. Example invocation: + +:: + + CMAKE_DEPENDENT_OPTION(USE_FOO "Use Foo" ON + "USE_BAR;NOT USE_ZOT" OFF) + +If USE_BAR is true and USE_ZOT is false, this provides an option +called USE_FOO that defaults to ON. Otherwise, it sets USE_FOO to +OFF. If the status of USE_BAR or USE_ZOT ever changes, any value for +the USE_FOO option is saved so that when the option is re-enabled it +retains its old value. +#]=======================================================================] macro(CMAKE_DEPENDENT_OPTION option doc default depends force) if(${option}_ISSET MATCHES "^${option}_ISSET$") |