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Diffstat (limited to 'Help/command/add_library.rst')
| -rw-r--r-- | Help/command/add_library.rst | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/Help/command/add_library.rst b/Help/command/add_library.rst index de5335e..3706153 100644 --- a/Help/command/add_library.rst +++ b/Help/command/add_library.rst @@ -14,13 +14,14 @@ Normal Libraries add_library(<name> [STATIC | SHARED | MODULE] [EXCLUDE_FROM_ALL] - source1 [source2 ...]) + [source1] [source2 ...]) Adds a library target called ``<name>`` to be built from the source files -listed in the command invocation. The ``<name>`` corresponds to the -logical target name and must be globally unique within a project. The -actual file name of the library built is constructed based on -conventions of the native platform (such as ``lib<name>.a`` or +listed in the command invocation. (The source files can be omitted here +if they are added later using :command:`target_sources`.) The ``<name>`` +corresponds to the logical target name and must be globally unique within +a project. The actual file name of the library built is constructed based +on conventions of the native platform (such as ``lib<name>.a`` or ``<name>.lib``). ``STATIC``, ``SHARED``, or ``MODULE`` may be given to specify the type of @@ -110,9 +111,9 @@ may contain only sources that compile, header files, and other files that would not affect linking of a normal library (e.g. ``.txt``). They may contain custom commands generating such sources, but not ``PRE_BUILD``, ``PRE_LINK``, or ``POST_BUILD`` commands. Object libraries -cannot be linked. Some native build systems may not like targets that -have only object files, so consider adding at least one real source file -to any target that references ``$<TARGET_OBJECTS:objlib>``. +cannot be linked. Some native build systems (such as Xcode) may not like +targets that have only object files, so consider adding at least one real +source file to any target that references ``$<TARGET_OBJECTS:objlib>``. Alias Libraries ^^^^^^^^^^^^^^^ @@ -124,7 +125,8 @@ Alias Libraries Creates an :ref:`Alias Target <Alias Targets>`, such that ``<name>`` can be used to refer to ``<target>`` in subsequent commands. The ``<name>`` does not appear in the generated buildsystem as a make target. The ``<target>`` -may not be an :ref:`Imported Target <Imported Targets>` or an ``ALIAS``. +may not be a non-``GLOBAL`` :ref:`Imported Target <Imported Targets>` or an +``ALIAS``. ``ALIAS`` targets can be used as linkable targets and as targets to read properties from. They can also be tested for existence with the regular :command:`if(TARGET)` subcommand. The ``<name>`` may not be used |