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Robert J. Chassell 1992-12-22 21:42:45 +00:00
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make.texinfo
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@ -139,8 +139,8 @@ This manual describes @code{make} and contains the following chapters:@refill
@end ifinfo
@menu
* Copying::
* Overview:: Overview of @code{make}.
* Copying:: Your rights and freedoms.
* Introduction:: An introduction to @code{make}.
* Makefiles:: Makefiles tell @code{make} what to do.
* Rules:: Rules describe when a file must be remade.
@ -209,6 +209,8 @@ Writing Rules
the target name.
* Double-Colon:: How to use a special kind of rule to allow
several independent rules for one target.
* Automatic Dependencies:: How to automatically generate rules giving
dependencies from the source files themselves.
Using Wildcard Characters in File Names
@ -2469,7 +2471,7 @@ With static pattern rules, there is no uncertainty: each rule applies
to precisely the targets specified.
@end itemize
@node Double-Colon, , Static Pattern, Rules
@node Double-Colon, Automatic Dependencies, Static Pattern, Rules
@section Double-Colon Rules
@cindex double-colon rules
@cindex rule, double-colon (@code{::})
@ -2509,8 +2511,8 @@ implicit rule will be used if one applies.
@cindex automatic generation of dependencies
@cindex generating dependencies automatically
In the makefile for a program, often many of the rules you need to write
are ones that simply say that some object file depends on some header
In the makefile for a program, many of the rules you need to write often
say only that some object file depends on some header
file. For example, if @file{main.c} uses @file{defs.h} via an
@code{#include}, you would write:
@ -2615,7 +2617,7 @@ include $(sources:.c=.d)
(This example uses a substitution variable reference to translate the
list of source files @samp{foo.c bar.c} into a list of dependency
makefiles, @samp{foo.d bar.d}. @xref{Substitution Refs}, for full
information on subtitution references.) Since the @samp{.d} files are
information on substitution references.) Since the @samp{.d} files are
makefiles like any others, @code{make} will remake them as necessary
with no further work from you. @xref{Remaking Makefiles}.