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Help: Improve documentation formatting of find_* commands 

Use inline reStructuredText markup and add cross-references in more
places.
This commit is contained in:
Brad King 2015-06-08 15:52:21 -04:00
parent 8c64c4783d
commit 3de3544fcd
6 changed files with 113 additions and 89 deletions
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56
Help/command/FIND_XXX.txt
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@ -33,36 +33,42 @@ and the search will not be repeated unless the variable is cleared.
If nothing is found, the result will be If nothing is found, the result will be
``<VAR>-NOTFOUND``, and the search will be attempted again the ``<VAR>-NOTFOUND``, and the search will be attempted again the
next time |FIND_XXX| is invoked with the same variable. next time |FIND_XXX| is invoked with the same variable.
The name of the |SEARCH_XXX| that
is searched for is specified by the names listed
after the NAMES argument. Additional search locations
can be specified after the PATHS argument. If ENV var is
found in the HINTS or PATHS section the environment variable var
will be read and converted from a system environment variable to
a cmake style list of paths. For example ENV PATH would be a way
to list the system path variable. The argument
after DOC will be used for the documentation string in
the cache.
PATH_SUFFIXES specifies additional subdirectories to check below
each search path.
If NO_DEFAULT_PATH is specified, then no additional paths are Options include:
``NAMES``
Specify one or more possible names for the |SEARCH_XXX|.
``HINTS``, ``PATHS``
Specify directories to search in addition to the default locations.
The ``ENV var`` sub-option reads paths from a system environment
variable.
``PATH_SUFFIXES``
Specify additional subdirectories to check below each directory
location otherwise considered.
``DOC``
Specify the documentation string for the ``<VAR>`` cache entry.
If ``NO_DEFAULT_PATH`` is specified, then no additional paths are
added to the search. added to the search.
If NO_DEFAULT_PATH is not specified, the search process is as follows: If ``NO_DEFAULT_PATH`` is not specified, the search process is as follows:
.. |CMAKE_PREFIX_PATH_XXX_SUBDIR| replace:: .. |CMAKE_PREFIX_PATH_XXX_SUBDIR| replace::
<prefix>/|XXX_SUBDIR| for each <prefix> in CMAKE_PREFIX_PATH |prefix_XXX_SUBDIR| for each ``<prefix>`` in :variable:`CMAKE_PREFIX_PATH`
.. |SYSTEM_ENVIRONMENT_PREFIX_PATH_XXX_SUBDIR| replace:: .. |SYSTEM_ENVIRONMENT_PREFIX_PATH_XXX_SUBDIR| replace::
<prefix>/|XXX_SUBDIR| for each <prefix>/[s]bin in PATH, and |prefix_XXX_SUBDIR| for each ``<prefix>/[s]bin`` in ``PATH``, and
<entry>/|XXX_SUBDIR| for other entries in PATH |entry_XXX_SUBDIR| for other entries in ``PATH``
.. |CMAKE_SYSTEM_PREFIX_PATH_XXX_SUBDIR| replace:: .. |CMAKE_SYSTEM_PREFIX_PATH_XXX_SUBDIR| replace::
<prefix>/|XXX_SUBDIR| for each <prefix> in CMAKE_SYSTEM_PREFIX_PATH |prefix_XXX_SUBDIR| for each ``<prefix>`` in
:variable:`CMAKE_SYSTEM_PREFIX_PATH`
1. Search paths specified in cmake-specific cache variables. 1. Search paths specified in cmake-specific cache variables.
These are intended to be used on the command line with a -DVAR=value. These are intended to be used on the command line with a ``-DVAR=value``.
This can be skipped if NO_CMAKE_PATH is passed. This can be skipped if ``NO_CMAKE_PATH`` is passed.
* |CMAKE_PREFIX_PATH_XXX| * |CMAKE_PREFIX_PATH_XXX|
* |CMAKE_XXX_PATH| * |CMAKE_XXX_PATH|
@ -70,24 +76,24 @@ If NO_DEFAULT_PATH is not specified, the search process is as follows:
2. Search paths specified in cmake-specific environment variables. 2. Search paths specified in cmake-specific environment variables.
These are intended to be set in the user's shell configuration. These are intended to be set in the user's shell configuration.
This can be skipped if NO_CMAKE_ENVIRONMENT_PATH is passed. This can be skipped if ``NO_CMAKE_ENVIRONMENT_PATH`` is passed.
* |CMAKE_PREFIX_PATH_XXX| * |CMAKE_PREFIX_PATH_XXX|
* |CMAKE_XXX_PATH| * |CMAKE_XXX_PATH|
* |CMAKE_XXX_MAC_PATH| * |CMAKE_XXX_MAC_PATH|
3. Search the paths specified by the HINTS option. 3. Search the paths specified by the ``HINTS`` option.
These should be paths computed by system introspection, such as a These should be paths computed by system introspection, such as a
hint provided by the location of another item already found. hint provided by the location of another item already found.
Hard-coded guesses should be specified with the PATHS option. Hard-coded guesses should be specified with the ``PATHS`` option.
4. Search the standard system environment variables. 4. Search the standard system environment variables.
This can be skipped if NO_SYSTEM_ENVIRONMENT_PATH is an argument. This can be skipped if ``NO_SYSTEM_ENVIRONMENT_PATH`` is an argument.
* |SYSTEM_ENVIRONMENT_PATH_XXX| * |SYSTEM_ENVIRONMENT_PATH_XXX|
5. Search cmake variables defined in the Platform files 5. Search cmake variables defined in the Platform files
for the current system. This can be skipped if NO_CMAKE_SYSTEM_PATH for the current system. This can be skipped if ``NO_CMAKE_SYSTEM_PATH``
is passed. is passed.
* |CMAKE_SYSTEM_PREFIX_PATH_XXX| * |CMAKE_SYSTEM_PREFIX_PATH_XXX|

16
Help/command/FIND_XXX_ROOT.txt
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@ -16,8 +16,14 @@ search there too. By default at first the directories listed in
directory is searched, and then the non-rooted directories will be directory is searched, and then the non-rooted directories will be
searched. The default behavior can be adjusted by setting searched. The default behavior can be adjusted by setting
|CMAKE_FIND_ROOT_PATH_MODE_XXX|. This behavior can be manually |CMAKE_FIND_ROOT_PATH_MODE_XXX|. This behavior can be manually
overridden on a per-call basis. By using CMAKE_FIND_ROOT_PATH_BOTH overridden on a per-call basis using options:
the search order will be as described above. If
NO_CMAKE_FIND_ROOT_PATH is used then :variable:`CMAKE_FIND_ROOT_PATH` will not be ``CMAKE_FIND_ROOT_PATH_BOTH``
used. If ONLY_CMAKE_FIND_ROOT_PATH is used then only the re-rooted Search in the order described above.
directories and directories below :variable:`CMAKE_STAGING_PREFIX` will be searched.
``NO_CMAKE_FIND_ROOT_PATH``
Do not use the :variable:`CMAKE_FIND_ROOT_PATH` variable.
``ONLY_CMAKE_FIND_ROOT_PATH``
Search only the re-rooted directories and directories below
:variable:`CMAKE_STAGING_PREFIX`.

29
Help/command/find_file.rst
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@ -5,24 +5,27 @@ find_file
.. |NAMES| replace:: NAMES name1 [name2 ...] .. |NAMES| replace:: NAMES name1 [name2 ...]
.. |SEARCH_XXX| replace:: full path to a file .. |SEARCH_XXX| replace:: full path to a file
.. |SEARCH_XXX_DESC| replace:: full path to named file .. |SEARCH_XXX_DESC| replace:: full path to named file
.. |XXX_SUBDIR| replace:: include .. |prefix_XXX_SUBDIR| replace:: ``<prefix>/include``
.. |entry_XXX_SUBDIR| replace:: ``<entry>/include``
.. |CMAKE_PREFIX_PATH_XXX| replace:: .. |CMAKE_PREFIX_PATH_XXX| replace::
<prefix>/include/<arch> if CMAKE_LIBRARY_ARCHITECTURE is set, and ``<prefix>/include/<arch>`` if :variable:`CMAKE_LIBRARY_ARCHITECTURE`
|CMAKE_PREFIX_PATH_XXX_SUBDIR| is set, and |CMAKE_PREFIX_PATH_XXX_SUBDIR|
.. |CMAKE_XXX_PATH| replace:: CMAKE_INCLUDE_PATH .. |CMAKE_XXX_PATH| replace:: :variable:`CMAKE_INCLUDE_PATH`
.. |CMAKE_XXX_MAC_PATH| replace:: CMAKE_FRAMEWORK_PATH .. |CMAKE_XXX_MAC_PATH| replace:: :variable:`CMAKE_FRAMEWORK_PATH`
.. |SYSTEM_ENVIRONMENT_PATH_XXX| replace:: Directories in INCLUDE, .. |SYSTEM_ENVIRONMENT_PATH_XXX| replace:: Directories in ``INCLUDE``,
<prefix>/include/<arch> if CMAKE_LIBRARY_ARCHITECTURE is set, and ``<prefix>/include/<arch>`` if :variable:`CMAKE_LIBRARY_ARCHITECTURE`
|SYSTEM_ENVIRONMENT_PREFIX_PATH_XXX_SUBDIR|, is set, and |SYSTEM_ENVIRONMENT_PREFIX_PATH_XXX_SUBDIR|, and the
and the directories in PATH itself. directories in ``PATH`` itself.
.. |CMAKE_SYSTEM_PREFIX_PATH_XXX| replace:: .. |CMAKE_SYSTEM_PREFIX_PATH_XXX| replace::
<prefix>/include/<arch> if CMAKE_LIBRARY_ARCHITECTURE is set, and ``<prefix>/include/<arch>`` if :variable:`CMAKE_LIBRARY_ARCHITECTURE`
|CMAKE_SYSTEM_PREFIX_PATH_XXX_SUBDIR| is set, and |CMAKE_SYSTEM_PREFIX_PATH_XXX_SUBDIR|
.. |CMAKE_SYSTEM_XXX_PATH| replace:: CMAKE_SYSTEM_INCLUDE_PATH .. |CMAKE_SYSTEM_XXX_PATH| replace::
.. |CMAKE_SYSTEM_XXX_MAC_PATH| replace:: CMAKE_SYSTEM_FRAMEWORK_PATH :variable:`CMAKE_SYSTEM_INCLUDE_PATH`
.. |CMAKE_SYSTEM_XXX_MAC_PATH| replace::
:variable:`CMAKE_SYSTEM_FRAMEWORK_PATH`
.. |CMAKE_FIND_ROOT_PATH_MODE_XXX| replace:: .. |CMAKE_FIND_ROOT_PATH_MODE_XXX| replace::
:variable:`CMAKE_FIND_ROOT_PATH_MODE_INCLUDE` :variable:`CMAKE_FIND_ROOT_PATH_MODE_INCLUDE`

51
Help/command/find_library.rst
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@ -5,33 +5,36 @@ find_library
.. |NAMES| replace:: NAMES name1 [name2 ...] [NAMES_PER_DIR] .. |NAMES| replace:: NAMES name1 [name2 ...] [NAMES_PER_DIR]
.. |SEARCH_XXX| replace:: library .. |SEARCH_XXX| replace:: library
.. |SEARCH_XXX_DESC| replace:: library .. |SEARCH_XXX_DESC| replace:: library
.. |XXX_SUBDIR| replace:: lib .. |prefix_XXX_SUBDIR| replace:: ``<prefix>/lib``
.. |entry_XXX_SUBDIR| replace:: ``<entry>/lib``
.. |CMAKE_PREFIX_PATH_XXX| replace:: .. |CMAKE_PREFIX_PATH_XXX| replace::
<prefix>/lib/<arch> if CMAKE_LIBRARY_ARCHITECTURE is set, and ``<prefix>/lib/<arch>`` if :variable:`CMAKE_LIBRARY_ARCHITECTURE` is set,
|CMAKE_PREFIX_PATH_XXX_SUBDIR| and |CMAKE_PREFIX_PATH_XXX_SUBDIR|
.. |CMAKE_XXX_PATH| replace:: CMAKE_LIBRARY_PATH .. |CMAKE_XXX_PATH| replace:: :variable:`CMAKE_LIBRARY_PATH`
.. |CMAKE_XXX_MAC_PATH| replace:: CMAKE_FRAMEWORK_PATH .. |CMAKE_XXX_MAC_PATH| replace:: :variable:`CMAKE_FRAMEWORK_PATH`
.. |SYSTEM_ENVIRONMENT_PATH_XXX| replace:: Directories in LIB, .. |SYSTEM_ENVIRONMENT_PATH_XXX| replace:: Directories in ``LIB``,
<prefix>/lib/<arch> if CMAKE_LIBRARY_ARCHITECTURE is set, and ``<prefix>/lib/<arch>`` if :variable:`CMAKE_LIBRARY_ARCHITECTURE` is set,
|SYSTEM_ENVIRONMENT_PREFIX_PATH_XXX_SUBDIR|, and |SYSTEM_ENVIRONMENT_PREFIX_PATH_XXX_SUBDIR|,
and the directories in PATH itself. and the directories in ``PATH`` itself.
.. |CMAKE_SYSTEM_PREFIX_PATH_XXX| replace:: .. |CMAKE_SYSTEM_PREFIX_PATH_XXX| replace::
<prefix>/lib/<arch> if CMAKE_LIBRARY_ARCHITECTURE is set, and ``<prefix>/lib/<arch>`` if :variable:`CMAKE_LIBRARY_ARCHITECTURE` is set,
|CMAKE_SYSTEM_PREFIX_PATH_XXX_SUBDIR| and |CMAKE_SYSTEM_PREFIX_PATH_XXX_SUBDIR|
.. |CMAKE_SYSTEM_XXX_PATH| replace:: CMAKE_SYSTEM_LIBRARY_PATH .. |CMAKE_SYSTEM_XXX_PATH| replace::
.. |CMAKE_SYSTEM_XXX_MAC_PATH| replace:: CMAKE_SYSTEM_FRAMEWORK_PATH :variable:`CMAKE_SYSTEM_LIBRARY_PATH`
.. |CMAKE_SYSTEM_XXX_MAC_PATH| replace::
:variable:`CMAKE_SYSTEM_FRAMEWORK_PATH`
.. |CMAKE_FIND_ROOT_PATH_MODE_XXX| replace:: .. |CMAKE_FIND_ROOT_PATH_MODE_XXX| replace::
:variable:`CMAKE_FIND_ROOT_PATH_MODE_LIBRARY` :variable:`CMAKE_FIND_ROOT_PATH_MODE_LIBRARY`
.. include:: FIND_XXX.txt .. include:: FIND_XXX.txt
When more than one value is given to the NAMES option this command by When more than one value is given to the ``NAMES`` option this command by
default will consider one name at a time and search every directory default will consider one name at a time and search every directory
for it. The NAMES_PER_DIR option tells this command to consider one for it. The ``NAMES_PER_DIR`` option tells this command to consider one
directory at a time and search for all names in it. directory at a time and search for all names in it.
Each library name given to the ``NAMES`` option is first considered Each library name given to the ``NAMES`` option is first considered
@ -40,14 +43,14 @@ prefixes (e.g. ``lib``) and suffixes (e.g. ``.so``). Therefore one
may specify library file names such as ``libfoo.a`` directly. may specify library file names such as ``libfoo.a`` directly.
This can be used to locate static libraries on UNIX-like systems. This can be used to locate static libraries on UNIX-like systems.
If the library found is a framework, then VAR will be set to the full If the library found is a framework, then ``<VAR>`` will be set to the full
path to the framework <fullPath>/A.framework. When a full path to a path to the framework ``<fullPath>/A.framework``. When a full path to a
framework is used as a library, CMake will use a -framework A, and a framework is used as a library, CMake will use a ``-framework A``, and a
-F<fullPath> to link the framework to the target. ``-F<fullPath>`` to link the framework to the target.
If the global property FIND_LIBRARY_USE_LIB64_PATHS is set all search If the :prop_gbl:`FIND_LIBRARY_USE_LIB64_PATHS` global property is set
paths will be tested as normal, with "64/" appended, and with all all search paths will be tested as normal, with ``64/`` appended, and
matches of "lib/" replaced with "lib64/". This property is with all matches of ``lib/`` replaced with ``lib64/``. This property is
automatically set for the platforms that are known to need it if at automatically set for the platforms that are known to need it if at
least one of the languages supported by the PROJECT command is least one of the languages supported by the :command:`project` command
enabled. is enabled.

35
Help/command/find_path.rst
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@ -5,31 +5,34 @@ find_path
.. |NAMES| replace:: NAMES name1 [name2 ...] .. |NAMES| replace:: NAMES name1 [name2 ...]
.. |SEARCH_XXX| replace:: file in a directory .. |SEARCH_XXX| replace:: file in a directory
.. |SEARCH_XXX_DESC| replace:: directory containing the named file .. |SEARCH_XXX_DESC| replace:: directory containing the named file
.. |XXX_SUBDIR| replace:: include .. |prefix_XXX_SUBDIR| replace:: ``<prefix>/include``
.. |entry_XXX_SUBDIR| replace:: ``<entry>/include``
.. |CMAKE_PREFIX_PATH_XXX| replace:: .. |CMAKE_PREFIX_PATH_XXX| replace::
<prefix>/include/<arch> if CMAKE_LIBRARY_ARCHITECTURE is set, and ``<prefix>/include/<arch>`` if :variable:`CMAKE_LIBRARY_ARCHITECTURE`
|CMAKE_PREFIX_PATH_XXX_SUBDIR| is set, and |CMAKE_PREFIX_PATH_XXX_SUBDIR|
.. |CMAKE_XXX_PATH| replace:: CMAKE_INCLUDE_PATH .. |CMAKE_XXX_PATH| replace:: :variable:`CMAKE_INCLUDE_PATH`
.. |CMAKE_XXX_MAC_PATH| replace:: CMAKE_FRAMEWORK_PATH .. |CMAKE_XXX_MAC_PATH| replace:: :variable:`CMAKE_FRAMEWORK_PATH`
.. |SYSTEM_ENVIRONMENT_PATH_XXX| replace:: Directories in INCLUDE, .. |SYSTEM_ENVIRONMENT_PATH_XXX| replace:: Directories in ``INCLUDE``,
<prefix>/include/<arch> if CMAKE_LIBRARY_ARCHITECTURE is set, and ``<prefix>/include/<arch>`` if :variable:`CMAKE_LIBRARY_ARCHITECTURE`
|SYSTEM_ENVIRONMENT_PREFIX_PATH_XXX_SUBDIR|, is set, and |SYSTEM_ENVIRONMENT_PREFIX_PATH_XXX_SUBDIR|, and the
and the directories in PATH itself. directories in ``PATH`` itself.
.. |CMAKE_SYSTEM_PREFIX_PATH_XXX| replace:: .. |CMAKE_SYSTEM_PREFIX_PATH_XXX| replace::
<prefix>/include/<arch> if CMAKE_LIBRARY_ARCHITECTURE is set, and ``<prefix>/include/<arch>`` if :variable:`CMAKE_LIBRARY_ARCHITECTURE`
|CMAKE_SYSTEM_PREFIX_PATH_XXX_SUBDIR| is set, and |CMAKE_SYSTEM_PREFIX_PATH_XXX_SUBDIR|
.. |CMAKE_SYSTEM_XXX_PATH| replace:: CMAKE_SYSTEM_INCLUDE_PATH .. |CMAKE_SYSTEM_XXX_PATH| replace::
.. |CMAKE_SYSTEM_XXX_MAC_PATH| replace:: CMAKE_SYSTEM_FRAMEWORK_PATH :variable:`CMAKE_SYSTEM_INCLUDE_PATH`
.. |CMAKE_SYSTEM_XXX_MAC_PATH| replace::
:variable:`CMAKE_SYSTEM_FRAMEWORK_PATH`
.. |CMAKE_FIND_ROOT_PATH_MODE_XXX| replace:: .. |CMAKE_FIND_ROOT_PATH_MODE_XXX| replace::
:variable:`CMAKE_FIND_ROOT_PATH_MODE_INCLUDE` :variable:`CMAKE_FIND_ROOT_PATH_MODE_INCLUDE`
.. include:: FIND_XXX.txt .. include:: FIND_XXX.txt
When searching for frameworks, if the file is specified as A/b.h, then When searching for frameworks, if the file is specified as ``A/b.h``, then
the framework search will look for A.framework/Headers/b.h. If that the framework search will look for ``A.framework/Headers/b.h``. If that
is found the path will be set to the path to the framework. CMake is found the path will be set to the path to the framework. CMake
will convert this to the correct -F option to include the file. will convert this to the correct ``-F`` option to include the file.

15
Help/command/find_program.rst
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@ -5,19 +5,22 @@ find_program
.. |NAMES| replace:: NAMES name1 [name2 ...] .. |NAMES| replace:: NAMES name1 [name2 ...]
.. |SEARCH_XXX| replace:: program .. |SEARCH_XXX| replace:: program
.. |SEARCH_XXX_DESC| replace:: program .. |SEARCH_XXX_DESC| replace:: program
.. |XXX_SUBDIR| replace:: [s]bin .. |prefix_XXX_SUBDIR| replace:: ``<prefix>/[s]bin``
.. |entry_XXX_SUBDIR| replace:: ``<entry>/[s]bin``
.. |CMAKE_PREFIX_PATH_XXX| replace:: .. |CMAKE_PREFIX_PATH_XXX| replace::
|CMAKE_PREFIX_PATH_XXX_SUBDIR| |CMAKE_PREFIX_PATH_XXX_SUBDIR|
.. |CMAKE_XXX_PATH| replace:: CMAKE_PROGRAM_PATH .. |CMAKE_XXX_PATH| replace:: :variable:`CMAKE_PROGRAM_PATH`
.. |CMAKE_XXX_MAC_PATH| replace:: CMAKE_APPBUNDLE_PATH .. |CMAKE_XXX_MAC_PATH| replace:: :variable:`CMAKE_APPBUNDLE_PATH`
.. |SYSTEM_ENVIRONMENT_PATH_XXX| replace:: PATH .. |SYSTEM_ENVIRONMENT_PATH_XXX| replace:: ``PATH``
.. |CMAKE_SYSTEM_PREFIX_PATH_XXX| replace:: .. |CMAKE_SYSTEM_PREFIX_PATH_XXX| replace::
|CMAKE_SYSTEM_PREFIX_PATH_XXX_SUBDIR| |CMAKE_SYSTEM_PREFIX_PATH_XXX_SUBDIR|
.. |CMAKE_SYSTEM_XXX_PATH| replace:: CMAKE_SYSTEM_PROGRAM_PATH .. |CMAKE_SYSTEM_XXX_PATH| replace::
.. |CMAKE_SYSTEM_XXX_MAC_PATH| replace:: CMAKE_SYSTEM_APPBUNDLE_PATH :variable:`CMAKE_SYSTEM_PROGRAM_PATH`
.. |CMAKE_SYSTEM_XXX_MAC_PATH| replace::
:variable:`CMAKE_SYSTEM_APPBUNDLE_PATH`
.. |CMAKE_FIND_ROOT_PATH_MODE_XXX| replace:: .. |CMAKE_FIND_ROOT_PATH_MODE_XXX| replace::
:variable:`CMAKE_FIND_ROOT_PATH_MODE_PROGRAM` :variable:`CMAKE_FIND_ROOT_PATH_MODE_PROGRAM`