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Diffstat (limited to 'make.texinfo')
| -rw-r--r-- | make.texinfo | 44 |
1 files changed, 36 insertions, 8 deletions
diff --git a/make.texinfo b/make.texinfo index 727dd75..da7fa94 100644 --- a/make.texinfo +++ b/make.texinfo @@ -6,7 +6,13 @@ $Header$ $Log$ -Revision 1.4 1988/04/23 18:28:02 roland +Revision 1.5 1988/04/23 22:01:48 roland +* Added paragraph about reporting bugs. +* Documented -v (print version info) flag. +* Corrected a couple typos (probably made a couple more :-). +* Given to RMS for beta-testing. + +Revision 1.4 88/04/23 18:28:02 roland * Changed RCS stuff slightly (added a keyword). * Changed date from February to April, 1988. * Given to RMS for beta-testing. @@ -101,6 +107,13 @@ recompile them. This manual describes the GNU implementation of @code{make}. GNU @code{make} was implemented by Richard Stallman and Roland McGrath. +If you have problems with @code{make} or think you've found a bug, +please report it to Roland McGrath; he will probably do something about +it. Please include the version of @code{make} you are using (the command +@code{make -v -f /dev/null} will tell you this) and a small makefile that +reproduces the bug. Send electronic mail to Internet address +@samp{roland@rtsg.lbl.gov} or @samp{roland@wheaties.ai.mit.edu}. +Questions and suggestions are also welcome.@refill Our examples show C programs, since they are most common, but you can use @code{make} with any programming language whose compiler can be run with a @@ -1536,11 +1549,11 @@ directory as it is entered and exited. For example, if @code{make -w} is run in the directory @file{/u/gnu/make}, @code{make} will print a line of the form @example -#### Entering /u/gnu/make #### +make: Entering directory `/u/gnu/make'. @end example before doing anything else, and a line of the form @example -#### Exiting /u/gnu/make #### +make: Leaving directory `/u/gnu/make'. @end example after finishing with the makefile. @@ -2776,10 +2789,17 @@ targets to be considered are already up to date. It is an error to use more than one of these three flags in the same invocation of @code{make}. +If you are not at all interested in what @code{make} @emph{would} do, +but rather in some other information about @code{make}, there are two +are options: the command line @code{make -p -f /dev/null} will print the +information in @code{make}'s database of variables, rules, directories +and files and @code{make -v -f /dev/null} will print information about +what version of GNU @code{make} you are using. @xref{Options}.@refill + @node Overriding, Testing, Instead of Execution, Running @section Overriding Variables -You can override the value of a variable using an arguments to @code{make} +You can override the value of a variable using an argument to @code{make} that contains a @samp{=}. The argument @samp{@var{v}=@var{x}} (or @samp{@var{v}:=@var{x}}; @pxref{Flavors}) sets the value of the variable @var{v} to @var{x}. @@ -2925,7 +2945,9 @@ are ignored. @xref{Avoid Compilation}. @item -p Print the data base (rules and variable values) that results from reading the makefiles; then execute as usual or as otherwise -specified. +specified. This also prints the version information given by +the @samp{-v} switch (see below). To print the data base without +trying to remake any files, use @code{make -p -f /dev/null}. @item -q ``Question mode''. Do not run any commands, or print anything; just @@ -2944,7 +2966,8 @@ Silent operation; do not print the commands as they are executed. @item -S Cancel the effect of the @samp{-k} option. This is never necessary except in a recursive @code{make} where @samp{-k} might be inherited -from the top-level @code{make} via @code{MAKEFLAGS}. @xref{Recursion}. +from the top-level @code{make} via @code{MAKEFLAGS} (@pxref{Recursion}) +or if you set @samp{-k} in @code{MAKEFLAGS} in your environment.@refill @item -t Touch files (mark them up to date without really changing them) @@ -2952,11 +2975,16 @@ instead of running their commands. This is used to pretend (to fool future invocations of @code{make}) that the commands were done. @xref{Instead of Execution}. +@item -v +Print the version of the @code{make} program plus a copyright, +list of authors and notice of (non)warranty (short). +After this information is printed, processing continues normally. +To get just the version information, use @code{make -v -f /dev/null}. + @item -w Print a message containing the working directory both before and after executing the makefile; this is useful for tracking down errors from builds -of large directory trees. -@xref{Recursion}. +of large directory trees. @xref{Recursion}. @end table @node Implicit, Archives, Running, Top |