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authorBrad King <brad.king@kitware.com>2016-05-09 14:06:22 (GMT)
committerBrad King <brad.king@kitware.com>2016-05-09 16:58:08 (GMT)
commitb30b32a4931080280680aa5b439c0d4918553c56 (patch)
tree15bee4c60f6311fd73d60a0e98a90bcd89a17ffc /Help
parent3ecdddfc35a0f0ecc1495d902f34d9cee2d59459 (diff)
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Drop find_(library|file|path) prefixes from PATH on non-Windows
Since commit v3.3.0-rc1~430^2 (Teach find_(library|file|path) to get prefixes from PATH, 2015-02-18) we search in <prefix>/include and <prefix>/lib directories for prefixes with bin directories in the PATH environment variable. The motivation was to support MSYS, MinGW and similar Windows platforms in their default environments automatically. At the time this behavior was thought to be worthwhile in general. Suggested-by: Chuck Atkins <chuck.atkins@kitware.com>
Diffstat (limited to 'Help')
-rw-r--r--Help/command/find_file.rst3
-rw-r--r--Help/command/find_library.rst3
-rw-r--r--Help/command/find_path.rst3
-rw-r--r--Help/release/dev/find-command-prefix-from-PATH-windows-only.rst12
4 files changed, 18 insertions, 3 deletions
diff --git a/Help/command/find_file.rst b/Help/command/find_file.rst
index bf7a919..e56097b 100644
--- a/Help/command/find_file.rst
+++ b/Help/command/find_file.rst
@@ -14,7 +14,8 @@ find_file
.. |CMAKE_XXX_PATH| replace:: :variable:`CMAKE_INCLUDE_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``.
+ On Windows hosts:
``<prefix>/include/<arch>`` if :variable:`CMAKE_LIBRARY_ARCHITECTURE`
is set, and |SYSTEM_ENVIRONMENT_PREFIX_PATH_XXX_SUBDIR|, and the
directories in ``PATH`` itself.
diff --git a/Help/command/find_library.rst b/Help/command/find_library.rst
index 5d07574..31e6ec0 100644
--- a/Help/command/find_library.rst
+++ b/Help/command/find_library.rst
@@ -14,7 +14,8 @@ find_library
.. |CMAKE_XXX_PATH| replace:: :variable:`CMAKE_LIBRARY_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``.
+ On Windows hosts:
``<prefix>/lib/<arch>`` if :variable:`CMAKE_LIBRARY_ARCHITECTURE` is set,
and |SYSTEM_ENVIRONMENT_PREFIX_PATH_XXX_SUBDIR|,
and the directories in ``PATH`` itself.
diff --git a/Help/command/find_path.rst b/Help/command/find_path.rst
index 4403cb5..76342d0 100644
--- a/Help/command/find_path.rst
+++ b/Help/command/find_path.rst
@@ -14,7 +14,8 @@ find_path
.. |CMAKE_XXX_PATH| replace:: :variable:`CMAKE_INCLUDE_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``.
+ On Windows hosts:
``<prefix>/include/<arch>`` if :variable:`CMAKE_LIBRARY_ARCHITECTURE`
is set, and |SYSTEM_ENVIRONMENT_PREFIX_PATH_XXX_SUBDIR|, and the
directories in ``PATH`` itself.
diff --git a/Help/release/dev/find-command-prefix-from-PATH-windows-only.rst b/Help/release/dev/find-command-prefix-from-PATH-windows-only.rst
new file mode 100644
index 0000000..be6eb3e
--- /dev/null
+++ b/Help/release/dev/find-command-prefix-from-PATH-windows-only.rst
@@ -0,0 +1,12 @@
+find-command-prefix-from-PATH-windows-only
+------------------------------------------
+
+* The :command:`find_library`, :command:`find_path`, and :command:`find_file`
+ commands no longer search in installation prefixes derived from the ``PATH``
+ environment variable on non-Windows platforms. This behavior was added in
+ CMake 3.3 to support Windows hosts but has proven problematic on UNIX hosts.
+ Users that keep some ``<prefix>/bin`` directories in the ``PATH`` just for
+ their tools do not necessarily want any supporting ``<prefix>/lib``
+ directories searched. One may set the ``CMAKE_PREFIX_PATH`` environment
+ variable with a :ref:`;-list <CMake Language Lists>` of prefixes that are
+ to be searched.