ExternalProject: Clarify documented role of INSTALL_COMMAND

It is for the install step of the external project and does not
affect installation of the calling project.
This commit is contained in:
Wilfried Goesgens
2017-02-21 15:33:06 +01:00
committed by Brad King
parent 6cbad490c2
commit 4b21290e20

View File

@@ -176,7 +176,11 @@ Create custom targets to build projects in external trees
``INSTALL_DIR <dir>``
Installation prefix
``INSTALL_COMMAND <cmd>...``
Command to drive install after build
Command to drive installation of the external project after it has been
built. This only happens at the *build* time of the calling project.
In order to install files from the external project alongside the
locally-built files, a separate local :command:`install` call must be
added to pick the files up from one of the external project trees.
Test step options are: