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* Fixed a typo in the `Missing' section.

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* Added an example of how to replace the System V $$@ feature
  using static pattern rules.
This commit is contained in:
Roland McGrath 1988-06-03 00:07:30 +00:00
parent 4f7ffc8c0f
commit 8d8b42b086
1 changed files with 21 additions and 2 deletions
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@ -6,7 +6,12 @@
$Header$ $Header$
$Log$ $Log$
Revision 1.52 1988/05/30 21:39:16 mcgrath Revision 1.53 1988/06/03 00:07:30 mcgrath
* Fixed a typo in the `Missing' section.
* Added an example of how to replace the System V $$@ feature
using static pattern rules.
Revision 1.52 88/05/30 21:39:16 mcgrath
Added `foreach' and `sort' functions. Added `foreach' and `sort' functions.
Revision 1.51 88/05/26 17:55:55 mcgrath Revision 1.51 88/05/26 17:55:55 mcgrath
@ -4301,7 +4306,7 @@ Recursive variable references. @xref{Reference}.
The @code{make} programs in various other systems support a few features The @code{make} programs in various other systems support a few features
that are not implemented in GNU @code{make}. that are not implemented in GNU @code{make}.
suffix rule @samp{.c~.o} would make files @file{@var{n}.o} file from @itemize @bullet
@item @item
A target of the form @samp{@var{file}((@var{entry}))} stands for a member A target of the form @samp{@var{file}((@var{entry}))} stands for a member
of archive file @var{file}. The member is chosen, not by name, but by of archive file @var{file}. The member is chosen, not by name, but by
@ -4316,6 +4321,20 @@ Suffixes (used in suffix rules) that end with the character @samp{~}
have a special meaning; they refer to the SCCS file that corresponds have a special meaning; they refer to the SCCS file that corresponds
to the file one would get without the @samp{~}. For example, the to the file one would get without the @samp{~}. For example, the
suffix rule @samp{.c~.o} would make the file @file{@var{n}.o} file from suffix rule @samp{.c~.o} would make the file @file{@var{n}.o} file from
the SCCS file @file{s.@var{n}.c}. For complete coverage, a whole
series of such suffix rules is required. @xref{Suffix Rules}.@refill
rules. The System V @code{make} rule:
In GNU @code{make}, this entire series of cases is handled by two
pattern rules for extraction from SCCS, in combination with the
$(targets): $$@.o lib.a
@item
In System V @code{make}, the string @samp{$$@@} has the strange meaning
that, in the dependencies of a rule with multiple targets, it stands
for the particular target that is being processed.
This is not defined in GNU @code{make} because @samp{$$} should always
stand for an ordinary @samp{$}.
@noindent @noindent
can be replaced with the GNU @code{make} static pattern rule: can be replaced with the GNU @code{make} static pattern rule: