@c the INSTALL file.
@ifclear autoconf
-@firstparagraphindent insert
@unnumbered Installation Instructions
-Copyright @copyright{} 1994, 1995, 1996, 1999, 2000, 2001, 2002, 2004,
-2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
+Copyright @copyright{} 1994-1996, 1999-2002, 2004-2011 Free Software
+Foundation, Inc.
Copying and distribution of this file, with or without modification, are
permitted in any medium without royalty provided the copyright notice
of the features documented below. The lack of an optional feature in a
given package is not necessarily a bug.
@end ifclear
-More recommendations for @acronym{GNU} packages can be found in
+More recommendations for GNU packages can be found in
@ref{Makefile Conventions, , Makefile Conventions, standards,
-@acronym{GNU} Coding Standards}.
+GNU Coding Standards}.
The @command{configure} shell script attempts to guess correct values
for various system-dependent variables used during compilation. It uses
@item
Optionally, type @samp{make installcheck} to repeat any self-tests, but
-this time using the binaries in their final installed location.
+this time using the binaries in their final installed location. This
+target does not install anything. Running this target as a regular
+user, particularly if the prior @samp{make install} required root
+privileges, verifies that the installation completed correctly.
@item
You can remove the program binaries and object files from the source
Often, you can also type @samp{make uninstall} to remove the installed
files again. In practice, not all packages have tested that
uninstallation works correctly, even though it is required by the
-@acronym{GNU} Coding Standards.
+GNU Coding Standards.
@item
Some packages, particularly those that use Automake, provide @samp{make
You can compile the package for more than one kind of computer at the
same time, by placing the object files for each architecture in their
-own directory. To do this, you can use @acronym{GNU} @command{make}.
+own directory. To do this, you can use GNU @command{make}.
@command{cd} to the directory where you want the object files and
executables to go and run the @command{configure} script.
@command{configure} automatically checks for the source code in the
directory that @command{configure} is in and in @file{..}. This is
known as a @dfn{VPATH} build.
-With a non-@acronym{GNU} @command{make},
+With a non-GNU @command{make},
it is safer to compile the package for one
architecture at a time in the source code directory. After you have
installed the package for one architecture, use @samp{make distclean}
You can specify an
installation prefix other than @file{/usr/local} by giving
@command{configure} the option @option{--prefix=@var{prefix}}, where
-@var{prefix} must be an absolute path.
+@var{prefix} must be an absolute file name.
You can specify separate installation prefixes for architecture-specific
files and architecture-independent files. If you pass the option
the directories you can set and what kinds of files go in them. In
general, the default for these options is expressed in terms of
@samp{$@{prefix@}}, so that specifying just @option{--prefix} will
-affect all of the other directory specifications.
+affect all of the other directory specifications that were not
+explicitly provided.
The most portable way to affect installation locations is to pass the
correct locations to @command{configure}; however, many packages provide
The first method involves providing an override variable for each
affected directory. For example, @samp{make install
-prefix=/path/to/alternate} will choose an alternate location, as well as
-influencing all other directory configuration variables that were
-expressed in terms of @samp{$@{prefix@}} (or, put another way, all
-directories specified during @command{configure} but not in terms of the
-common prefix must each be overridden at install time for the entire
-installation to be relocated). The approach of makefile variable
-overrides for each directory variable is required by the @acronym{GNU}
+prefix=/alternate/directory} will choose an alternate location for all
+directory configuration variables that were expressed in terms of
+@samp{$@{prefix@}}. Any directories that were specified during
+@command{configure}, but not in terms of @samp{$@{prefix@}}, must each be
+overridden at install time for the entire
+installation to be relocated. The approach of makefile variable
+overrides for each directory variable is required by the GNU
Coding Standards, and ideally causes no recompilation. However, some
platforms have known limitations with the semantics of shared libraries
that end up requiring recompilation when using this method, particularly
-noticeable in packages that use @acronym{GNU} Libtool.
+noticeable in packages that use GNU Libtool.
The second method involves providing the @samp{DESTDIR} variable. For
-example, @samp{make install DESTDIR=/path/to/alternate} will prepend
-@samp{/path/to/alternate} before all installation paths. The approach
-of @samp{DESTDIR} overrides is not required by the @acronym{GNU} Coding
+example, @samp{make install DESTDIR=/alternate/directory} will prepend
+@samp{/alternate/directory} before all installation names. The approach
+of @samp{DESTDIR} overrides is not required by the GNU Coding
Standards, and does not work on platforms that have drive letters. On
the other hand, it does better at avoiding recompilation issues, and
works well even when some directory options were not specified in terms
-of @samp{$@{prefix@}} at @command{configure} time. For packages which
-support @samp{DESTDIR}, the variable should remain undefined during
-@command{configure} and @samp{make all}, and only be specified during
-@samp{make install}.
+of @samp{$@{prefix@}} at @command{configure} time.
@node Optional Features
@section Optional Features
@noindent
and if that doesn't work, install pre-built binaries of GCC for HP-UX.
+HP-UX @command{make} updates targets which have the same time stamps as
+their prerequisites, which makes it generally unusable when shipped
+generated files such as @command{configure} are involved. Use GNU
+@command{make} instead.
+
On OSF/1 a.k.a.@: Tru64, some versions of the default C compiler cannot
parse its @code{<wchar.h>} header file. The option @option{-nodtk} can be
used as a workaround. If GNU CC is not installed, it is therefore