doc: add link to the macro packages when talking about them

When discussing the standard macro packages in the context of
__USE_*__ macros, link to them as well as to the %use directive.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
This commit is contained in:
H. Peter Anvin 2008-10-15 11:15:48 -07:00
parent d5118f2009
commit a3e57106fa

View File

@ -3668,8 +3668,8 @@ clock:
\S{use_def} \I\c{__USE_*__}\c{__USE_}\e{package}\c{__}: Package
Include Test
When a standard macro package is included with the \c{%use} directive
(see \k{use}), a single-line macro of the form
When a standard macro package (see \k{macropkg}) is included with the
\c{%use} directive (see \k{use}), a single-line macro of the form
\c{__USE_}\e{package}\c{__} is automatically defined. This allows
testing if a particular package is invoked or not.