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| author | Brad King <brad.king@kitware.com> | 2023-05-04 13:06:13 +0000 |
|---|---|---|
| committer | Kitware Robot <kwrobot@kitware.com> | 2023-05-04 09:06:23 -0400 |
| commit | 0d2d5a229c1cda842f0e67134637f19fc69de6c6 (patch) | |
| tree | a49e9c37852a30be719018dd3572742739e81ad4 /Help | |
| parent | bf36ce2ff6122adbbfa4df2d8f731f57ca282d27 (diff) | |
| parent | 375e6fdbbe398921de321216125765ba1917a325 (diff) | |
| download | cmake-0d2d5a229c1cda842f0e67134637f19fc69de6c6.tar.gz | |
Merge topic 'use-linker-depfile'
375e6fdbbe Link step: use linker dependency linker file
24a3e5cda0 cmLocalGenerator::MayBeRelativeToWorkDir: take care of all cases
Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !8443
Diffstat (limited to 'Help')
| -rw-r--r-- | Help/manual/cmake-variables.7.rst | 1 | ||||
| -rw-r--r-- | Help/release/dev/use-linker-depfile.rst | 11 | ||||
| -rw-r--r-- | Help/variable/CMAKE_LINK_DEPENDS_USE_LINKER.rst | 12 |
3 files changed, 24 insertions, 0 deletions
diff --git a/Help/manual/cmake-variables.7.rst b/Help/manual/cmake-variables.7.rst index 8b055b06d1..fa7a90fd8e 100644 --- a/Help/manual/cmake-variables.7.rst +++ b/Help/manual/cmake-variables.7.rst @@ -480,6 +480,7 @@ Variables that Control the Build /variable/CMAKE_LIBRARY_PATH_FLAG /variable/CMAKE_LINK_DEF_FILE_FLAG /variable/CMAKE_LINK_DEPENDS_NO_SHARED + /variable/CMAKE_LINK_DEPENDS_USE_LINKER /variable/CMAKE_LINK_GROUP_USING_FEATURE /variable/CMAKE_LINK_GROUP_USING_FEATURE_SUPPORTED /variable/CMAKE_LINK_INTERFACE_LIBRARIES diff --git a/Help/release/dev/use-linker-depfile.rst b/Help/release/dev/use-linker-depfile.rst new file mode 100644 index 0000000000..11237071f4 --- /dev/null +++ b/Help/release/dev/use-linker-depfile.rst @@ -0,0 +1,11 @@ +use-linker-depfile +------------------ + +* GNU (and GNU-compatible) linkers gained support for a ``--dependency-file`` + flag in GNU Binutils 2.35 and LLVM's LLD 12.0.0. The + :ref:`Makefile <Makefile Generators>` and :ref:`Ninja <Ninja Generators>` + generators will now add these flags so that files read by the linker will + cause a relink if they change (typically modified timestamps). + + This feature can be controlled by the variable + :variable:`CMAKE_LINK_DEPENDS_USE_LINKER`. diff --git a/Help/variable/CMAKE_LINK_DEPENDS_USE_LINKER.rst b/Help/variable/CMAKE_LINK_DEPENDS_USE_LINKER.rst new file mode 100644 index 0000000000..e1b37a59da --- /dev/null +++ b/Help/variable/CMAKE_LINK_DEPENDS_USE_LINKER.rst @@ -0,0 +1,12 @@ +CMAKE_LINK_DEPENDS_USE_LINKER +----------------------------- + +.. versionadded:: 3.27 + +For the :ref:`Makefile <Makefile Generators>` and +:ref:`Ninja <Ninja Generators>` generators, link dependencies are now, for a +selection of linkers, generated by the linker itself. By defining this +variable with value ``FALSE``, you can deactivate this feature. + +This feature is also deactivated if the :prop_tgt:`LINK_DEPENDS_NO_SHARED` +target property is true. |