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Roland McGrath 1992-12-09 19:35:34 +00:00
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@ -6,10 +6,10 @@
@smallbook @smallbook
@c %**end of header @c %**end of header
@set EDITION 0.38 @set EDITION 0.38-1/2
@set VERSION 3.63 Beta @set VERSION 3.63 Beta
@set UPDATED 17 November 1992 @set UPDATED 9 December 1992
@set UPDATE-MONTH November 1992 @set UPDATE-MONTH December 1992
@c finalout @c finalout
@ -376,7 +376,7 @@ If you are familiar with other @code{make} programs, see @ref{Features,
Features}, which explains the few things GNU @code{make} lacks that Features}, which explains the few things GNU @code{make} lacks that
others have. others have.
For a quick summary, see @ref{Options Summary}, @ref{Quick Reference}, To see a quick summary, see @ref{Options Summary}, @ref{Quick Reference},
and @ref{Special Targets}. and @ref{Special Targets}.
@node Bugs, , Reading, Overview @node Bugs, , Reading, Overview
@ -417,6 +417,9 @@ through the Internet or via UUCP:
@noindent @noindent
Please include the version number of @code{make} you are using. You can Please include the version number of @code{make} you are using. You can
get this information with the command @samp{make --version -f /dev/null}. get this information with the command @samp{make --version -f /dev/null}.
Be sure also to include the type of machine and operating system you are
using. If possible, include the contents of the file @file{config.h}
that is generated by the configuration process.@c !!! make this real
Non-bug suggestions are always welcome as well. If you have questions Non-bug suggestions are always welcome as well. If you have questions
about things that are unclear in the documentation or are just obscure about things that are unclear in the documentation or are just obscure
@ -424,7 +427,7 @@ features, contact Roland McGrath; he will try to help you out, although
he may not have the time to fix the problem.@refill he may not have the time to fix the problem.@refill
You can send electronic mail to Roland McGrath either through the You can send electronic mail to Roland McGrath either through the
Internet or via UUCP: @w{Internet} or via UUCP:
@example @example
@group @group
@ -587,6 +590,7 @@ make clean
In the example makefile, the targets include the executable file In the example makefile, the targets include the executable file
@samp{edit}, and the object files @samp{main.o} and @samp{kbd.o}. The @samp{edit}, and the object files @samp{main.o} and @samp{kbd.o}. The
dependencies are files such as @samp{main.c} and @samp{defs.h}. dependencies are files such as @samp{main.c} and @samp{defs.h}.
In fact, each @samp{.o} file is both a target and a dependency.
Commands include @w{@samp{cc -c main.c}} and @w{@samp{cc -c kbd.c}}. Commands include @w{@samp{cc -c main.c}} and @w{@samp{cc -c kbd.c}}.
When a target is a file, it needs to be recompiled or relinked if any When a target is a file, it needs to be recompiled or relinked if any
@ -615,7 +619,7 @@ also does not have any dependencies, so the only purpose of the rule
is to run the specified commands. Targets that do not refer to files is to run the specified commands. Targets that do not refer to files
but are just actions are called @dfn{phony targets}. @xref{Phony but are just actions are called @dfn{phony targets}. @xref{Phony
Targets}, for information about this kind of target. @xref{Errors, , Targets}, for information about this kind of target. @xref{Errors, ,
Errors in Commands}, to see how to cause @code{make} ignore errors Errors in Commands}, to see how to cause @code{make} to ignore errors
from @code{rm}. from @code{rm}.
@cindex @code{clean} target @cindex @code{clean} target
@pindex rm @r{(shell command)} @pindex rm @r{(shell command)}
@ -632,6 +636,7 @@ whose target names start with @samp{.}). This is called the
strives ultimately to update. @xref{Goals, , Arguments to Specify the strives ultimately to update. @xref{Goals, , Arguments to Specify the
Goals}.) Goals}.)
@cindex default goal @cindex default goal
@cindex goal, default
@cindex goal @cindex goal
In the simple example of the previous section, the default goal is to In the simple example of the previous section, the default goal is to
@ -1006,9 +1011,10 @@ implicit rules. @xref{Implicit Rules, ,Using Implicit Rules}.
@cindex @code{-f} @cindex @code{-f}
@cindex @code{--file} @cindex @code{--file}
@cindex @code{--makefile}
If you want to use a nonstandard name for your makefile, you can specify If you want to use a nonstandard name for your makefile, you can specify
the makefile name with the @samp{-f} or @samp{--file} option. The the makefile name with the @samp{-f} or @samp{--file} option. The
arguments @samp{-f @var{name}} or @samp{--file @var{name}} tell arguments @w{@samp{-f @var{name}}} or @w{@samp{--file @var{name}}} tell
@code{make} to read the file @var{name} as the makefile. If you use @code{make} to read the file @var{name} as the makefile. If you use
more than one @samp{-f} or @samp{--file} option, you can specify several more than one @samp{-f} or @samp{--file} option, you can specify several
makefiles. All the makefiles are effectively concatenated in the order makefiles. All the makefiles are effectively concatenated in the order
@ -1079,7 +1085,7 @@ source files automatically; the dependencies can be put in a file that
is included by the main makefile. This practice is generally cleaner is included by the main makefile. This practice is generally cleaner
than that of somehow appending the dependencies to the end of the main than that of somehow appending the dependencies to the end of the main
makefile as has been traditionally done with other versions of makefile as has been traditionally done with other versions of
@code{make}. @code{make}.@c !!! xref to auto deps
@cindex dependencies, automatic generation @cindex dependencies, automatic generation
@cindex @code{-I} @cindex @code{-I}