From: K. Richard Pixley Date: Fri, 17 Jan 1992 04:32:43 +0000 (+0000) Subject: answering some of roland's comments X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=f8f3c8536582804a198d9c748772e5f7207d297d;p=binutils-gdb.git answering some of roland's comments --- diff --git a/configure.texi b/configure.texi index 5f7a1a2a670..7e2cf4e2681 100644 --- a/configure.texi +++ b/configure.texi @@ -168,10 +168,6 @@ the build directory. This shell script, when run from the build directory, will reconfigure the build directory (but not its subdirectories). This is most often used to have a @code{Makefile} update itself automatically if a new source directory is available. -@c (see @ref{Top, ,Introduction , bash}.) -@c That's a rather extraordinary xref. What's it meant to clarify -@c ---shell scripts in general?? Disabled, since we don't seem to have -@c the doc anyhow. @item Recursion If the source directory has subdirectories that should also be @@ -231,17 +227,13 @@ subdirectories, when you configure for multiple hosts in a single invocation of @code{configure}. @item -nfp -@c singular "target" due to apparent direction of configure. @emph{No floating point} unit available on the target; configure to avoid dependencies on hardware floating point. -@c Can we even say "configure to use software floating point support"? @item -norecursion Configure only this directory; ignore any subdirectories. This is used by the executable shell script @file{config.status} to reconfigure the current directory. (see @ref{config.status}). -@c Why *does* that use no recursion? Speed? geometric combinations -@c under some other script? @ignore @c This is complicated enough without "no longer supported" entries. @@ -259,7 +251,7 @@ This option sets the @code{configure} variable @code{prefix}. If @code{prefix} variables set to this value. (See @ref{Install Details}.) @item -recurring -@c Wouldn't it make more sense to call this "-quiet"? +@c Wouldn't it make more sense to call this "-quiet"? (FIXME). This option is used internally by @code{configure} when recurring on subdirectories. Its sole purpose is to suppress status output. You can override this effect with the @code{-verbose} option. @@ -301,7 +293,8 @@ are created and @code{-subdirs} is assumed. @item -tmpdir=@var{tmpdir} Use the directory @var{tmpdir} for @code{configure}'s temporary files. -@c default? +The default is the value of the environment variable TMPDIR, or +@file{/tmp} if the environment variable is not set. @item -verbose @itemx -v @@ -369,7 +362,6 @@ or you will end up with a broken installation. To make this easier, the value of the @code{configure} variable @code{prefix} can be set on the command line to @code{configure} using the option @code{-prefix=}. -@c This is self-referential. What was intended?: (See @ref{prefix}). @node datadir, Install Details, prefix, Install Locations @@ -401,7 +393,6 @@ make all info install install-info The first line configures the source for @var{host1} to place host specific programs in subdirectories of @file{/usr/gnu/H-@var{host1}}, and host independent files in @file{/usr/gnu/H-independent}. -@c Self-ref? (See @ref{datadir}.) The second line builds and installs all programs for @var{host1}, including both host independent and host specific files. @@ -416,8 +407,6 @@ specific files are installed in new directories, but the host independent files are installed @emph{on top of} the host independent files installed for @var{host1}. This results in a single copy of the host independent files, suitable for use by both hosts. -@c Won't make notice the installed copies aren't out of date and leave -@c 'em alone? NOTE: support for @code{-subdirs} and multiple hosts is at least temporarily suspended. FIXME-soon @@ -426,7 +415,7 @@ Previously this was: @example configure @var{host1} @var{host2} -prefix=/usr/gnu -@c and make something-or-other, surely? +make all install @end example @node Install Details, , datadir, Install Locations @@ -559,11 +548,6 @@ in the same directory as the source files. This is the typical @sc{un*x} way to build programs, but it has limitations. For instance, using this approach, you can only build for one host at a time. -@c "Makefile" treated as ordinary word through most of this; I've left it -@c that way since that seems to agree w ordinary usage. This one was -@c @code'd; if the intent is to emphasize that we're now talking of it -@c as a file, I suggest -@c "...builds @file{Makefile} files" We refer to the directories where @code{configure} builds a Makefile as the @emph{build directories} or sometimes as @emph{objdir} because these are the directories in which @code{make} @@ -1019,8 +1003,6 @@ fragment. @section The format of the @file{configure.in} file @kindex configure.in -@c "per-invocation" replaced "declaration" below as name of 1st section -@c to conform to usage later in doc. A @file{configure.in} file for Cygnus configure consists of a @dfn{per-invocation} section, followed by a @dfn{per-host} section, followed by a @dfn{per-target} section, optionally followed by a @@ -1109,7 +1091,8 @@ with @code{SUBDIRS =}, then it will be replaced with an assignment to @code{SUBDIRS} using the value of @code{configdirs}. This can be used to determine which directories to configure and build depending on the host and target configurations. -@c Most other matching makefile/config vars use the same name. Why not this? +@c Most other matching makefile/config vars use the same name. Why not +@c this? (FIXME). @end defvar @defvar{target_dependent} @@ -1125,13 +1108,12 @@ how many targets are being built. @end defvar @defvar{host} -@c 1st ref to "canonical triple". Need explanation, or assume readers know? -Contains the name that the user entered for the host. Since many -things that the user could enter would map to the same canonical triple, -this variable is innappropriate to use for picking available -configurations. For that, use @code{host_cpu}, @code{host_vendor}, -and/or @code{host_os}. This variable is useful, however, for error -messages. +Contains the name that the user entered for the host. Since many things +that the user could enter would map to the same output from +@code{config.sub}, this variable is innappropriate to use for picking +available configurations. For that, use @code{host_cpu}, +@code{host_vendor}, and/or @code{host_os}. This variable is useful, +however, for error messages. @end defvar @defvar{host_cpu} @@ -1346,9 +1328,7 @@ Here is a small example of a @file{configure.in} file. @example # This file is a collection of shell script fragments used to tailor # a template configure script as appropriate for this directory. -# For more information, check any existing configure script. -@c What does "any existing configure script" mean? That if one's been -@c generated here it'll show how the frags are used? +# For more information, see configure.texi. configdirs= srctrigger=warshall.c