diff options
Diffstat (limited to 'Help/command/if.rst')
| -rw-r--r-- | Help/command/if.rst | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/Help/command/if.rst b/Help/command/if.rst index 2465bde..56e618c 100644 --- a/Help/command/if.rst +++ b/Help/command/if.rst @@ -67,9 +67,10 @@ Possible expressions are: True if the given name is an existing policy (of the form ``CMP<NNNN>``). ``if(TARGET target-name)`` - True if the given name is an existing logical target name such as those - created by the :command:`add_executable`, :command:`add_library`, or - :command:`add_custom_target` commands. + True if the given name is an existing logical target name created + by a call to the :command:`add_executable`, :command:`add_library`, + or :command:`add_custom_target` command that has already been invoked + (in any directory). ``if(TEST test-name)`` True if the given name is an existing test name created by the @@ -80,7 +81,7 @@ Possible expressions are: only for full paths. ``if(file1 IS_NEWER_THAN file2)`` - True if file1 is newer than file2 or if one of the two files doesn't + True if ``file1`` is newer than ``file2`` or if one of the two files doesn't exist. Behavior is well-defined only for full paths. If the file time stamps are exactly the same, an ``IS_NEWER_THAN`` comparison returns true, so that any dependent build operations will occur in the event |