---- autoconf-2.66/doc/autoconf.texi.orig 2010-07-06 19:37:13.069390901 +0200
-+++ autoconf-2.66/doc/autoconf.texi 2010-07-07 09:32:22.977390901 +0200
-@@ -220,29 +220,19 @@
+--- autoconf-2.69/doc/autoconf.texi.orig 2013-10-15 07:44:41.594844773 +0200
++++ autoconf-2.69/doc/autoconf.texi 2013-10-15 07:45:45.782179984 +0200
+@@ -217,29 +217,19 @@
@end direntry
@titlepage
-@@ -285,7 +275,7 @@
+@@ -282,7 +272,7 @@
* Manual Configuration:: Selecting features that can't be guessed
* Site Configuration:: Local defaults for @command{configure}
* Running configure Scripts:: How to use the Autoconf output
* Obsolete Constructs:: Kept for backward compatibility
* Using Autotest:: Creating portable test suites
* FAQ:: Frequent Autoconf Questions, with answers
-@@ -306,10 +296,10 @@
+@@ -303,10 +293,10 @@
Making @command{configure} Scripts
* Writing Autoconf Input:: What to put in an Autoconf input file
Writing @file{configure.ac}
-@@ -344,7 +334,7 @@
+@@ -341,7 +331,7 @@
Configuration Header Files
* Header Templates:: Input for the configuration headers
* Autoheader Macros:: How to specify CPP templates
Existing Tests
-@@ -469,7 +459,7 @@
+@@ -460,7 +450,7 @@
Using @command{autom4te}
* Customizing autom4te:: Customizing the Autoconf package
Programming in M4sugar
-@@ -590,13 +580,13 @@
+@@ -601,13 +591,13 @@
* System Type:: Specifying the system type
* Sharing Defaults:: Setting site-wide defaults for @command{configure}
* Defining Variables:: Specifying the compiler etc.
* Obsolete Macros:: Backward compatibility macros
* Autoconf 1:: Tips for upgrading your files
* Autoconf 2.13:: Some fresher tips
-@@ -621,7 +611,7 @@
+@@ -632,7 +622,7 @@
* Using an Autotest Test Suite:: Autotest and the user
* Writing Testsuites:: Autotest macros
* Making testsuite Scripts:: Using autom4te to create @command{testsuite}
Using an Autotest Test Suite
-@@ -980,7 +970,7 @@
+@@ -992,7 +982,7 @@
@item
a shell script called @file{config.status} that, when run, recreates
@item
an optional shell script normally called @file{config.cache}
-@@ -1061,10 +1051,10 @@
+@@ -1073,10 +1063,10 @@
@menu
* Writing Autoconf Input:: What to put in an Autoconf input file
@end menu
@node Writing Autoconf Input
-@@ -1080,7 +1070,7 @@
+@@ -1092,7 +1082,7 @@
or specialized features, @file{configure.ac} might need to contain some
hand-crafted shell commands; see @ref{Portable Shell, , Portable Shell
Programming}. The @command{autoscan} program can give you a good start
information).
Previous versions of Autoconf promoted the name @file{configure.in},
-@@ -1361,7 +1351,7 @@
+@@ -1380,7 +1370,7 @@
@end display
@section Using @command{autoscan} to Create @file{configure.ac}
@cindex @command{autoscan}
-@@ -1383,7 +1373,7 @@
+@@ -1402,7 +1392,7 @@
use a configuration header file, you must add a call to
@code{AC_CONFIG_HEADERS} (@pxref{Configuration Headers}). You might
also have to change or add some @code{#if} directives to your program in
information about a program that can help with that job).
When using @command{autoscan} to maintain a @file{configure.ac}, simply
-@@ -1426,7 +1416,7 @@
+@@ -1445,7 +1435,7 @@
Prepend @var{dir} to the include path. Multiple invocations accumulate.
@end table
@section Using @command{ifnames} to List Conditionals
@cindex @command{ifnames}
-@@ -1435,8 +1425,7 @@
+@@ -1454,8 +1444,7 @@
preprocessor conditionals. If a package has already been set up to have
some portability, @command{ifnames} can thus help you figure out what its
@command{configure} needs to check for. It may help fill in some gaps in a
@command{ifnames} scans all of the C source files named on the command line
(or the standard input, if none are given) and writes to the standard
-@@ -1458,7 +1447,7 @@
+@@ -1477,7 +1466,7 @@
Print the version number of Autoconf and exit.
@end table
@section Using @command{autoconf} to Create @command{configure}
@cindex @command{autoconf}
-@@ -1552,8 +1541,7 @@
+@@ -1571,8 +1560,7 @@
@cindex Macro invocation stack
Because @command{autoconf} uses @command{autom4te} behind the scenes, it
displays a back trace for errors, but not for warnings; if you want
@item --trace=@var{macro}[:@var{format}]
@itemx -t @var{macro}[:@var{format}]
-@@ -1565,7 +1553,7 @@
+@@ -1584,7 +1572,7 @@
The @var{format} is a regular string, with newlines if desired, and
several special escape codes. It defaults to @samp{$f:$l:$n:$%}; see
@item --initialization
@itemx -i
-@@ -1639,7 +1627,7 @@
+@@ -1658,7 +1646,7 @@
@end group
@end example
@section Using @command{autoreconf} to Update @command{configure} Scripts
@cindex @command{autoreconf}
-@@ -1676,8 +1664,8 @@
+@@ -1695,8 +1683,8 @@
Gettext supplies the @command{autopoint} command to add translation
infrastructure to a source package. If you use @command{autopoint},
your @file{configure.ac} should invoke both @code{AM_GNU_GETTEXT} and
GNU @code{gettext} utilities}, for further details.
@noindent
-@@ -2005,8 +1993,8 @@
+@@ -2032,8 +2020,8 @@
source directory; @command{configure} checks for this file's existence to
make sure that the directory that it is told contains the source code in
fact does. Occasionally people accidentally specify the wrong directory
@end defmac
-@@ -2220,7 +2208,7 @@
+@@ -2247,7 +2235,7 @@
when used in @var{output}, or the standard input when used in the
@var{inputs}. You most probably don't need to use this in
@file{configure.ac}, but it is convenient when using the command line
for more details.
The @var{inputs} may be absolute or relative file names. In the latter
-@@ -3143,7 +3131,7 @@
+@@ -3182,7 +3170,7 @@
so @file{config.status} ensures that @file{config.h} is considered up to
date. @xref{Output}, for more information about @code{AC_OUTPUT}.
configuration-related dependencies.
@node Configuration Headers
-@@ -3223,7 +3211,7 @@
+@@ -3262,7 +3250,7 @@
@menu
* Header Templates:: Input for the configuration headers
* Autoheader Macros:: How to specify CPP templates
@end menu
-@@ -3265,7 +3253,7 @@
+@@ -3304,7 +3292,7 @@
generated header.
Since it is a tedious task to keep a template header up to date, you may
During the instantiation of the header, each @samp{#undef} line in the
template file for each symbol defined by @samp{AC_DEFINE} is changed to an
-@@ -3303,7 +3291,7 @@
+@@ -3342,7 +3330,7 @@
probably use @samp{AH_BOTTOM} to append the @samp{#include} directive.
@subsection Using @command{autoheader} to Create @file{config.h.in}
@cindex @command{autoheader}
-@@ -7312,7 +7300,7 @@
+@@ -7424,7 +7412,7 @@
And finally, the default for @var{action-if-universal} is to ensure that
@samp{WORDS_BIGENDIAN} is defined if and only if a universal build is
detected and the current code is big-endian; this default works only if
If you use this macro without specifying @var{action-if-universal}, you
should also use @code{AC_CONFIG_HEADERS}; otherwise
-@@ -9473,7 +9461,7 @@
+@@ -8013,10 +8001,8 @@
+ @code{ac_cv_f77_libs} or @code{ac_cv_fc_libs}, respectively.
+ @end defmac
+
+-@defmac AC_F77_DUMMY_MAIN (@ovar{action-if-found}, @dvar{action-if-not-found, @
+- AC_MSG_FAILURE})
+-@defmacx AC_FC_DUMMY_MAIN (@ovar{action-if-found}, @dvar{action-if-not-found, @
+- AC_MSG_FAILURE})
++@defmac AC_F77_DUMMY_MAIN (@ovar{action-if-found}, @dvar{action-if-not-found, @AC_MSG_FAILURE})
++@defmacx AC_FC_DUMMY_MAIN (@ovar{action-if-found}, @dvar{action-if-not-found, @AC_MSG_FAILURE})
+ @acindex{F77_DUMMY_MAIN}
+ @cvindex F77_DUMMY_MAIN
+ @acindex{FC_DUMMY_MAIN}
+@@ -8201,10 +8187,8 @@
+ to call Fortran routines from some language other than C/C++.
+ @end defmac
+
+-@defmac AC_FC_SRCEXT (@var{ext}, @ovar{action-if-success}, @
+- @dvar{action-if-failure, AC_MSG_FAILURE})
+-@defmacx AC_FC_PP_SRCEXT (@var{ext}, @ovar{action-if-success}, @
+- @dvar{action-if-failure, AC_MSG_FAILURE})
++@defmac AC_FC_SRCEXT (@var{ext}, @ovar{action-if-success}, @@dvar{action-if-failure, AC_MSG_FAILURE})
++@defmacx AC_FC_PP_SRCEXT (@var{ext}, @ovar{action-if-success}, @@dvar{action-if-failure, AC_MSG_FAILURE})
+ @acindex{FC_SRCEXT}
+ @acindex{FC_PP_SRCEXT}
+ @caindex fc_srcext_@var{ext}
+@@ -8267,8 +8251,7 @@
+ @code{ac_cv_fc_pp_srcext_@var{ext}} variables, respectively.
+ @end defmac
+
+-@defmac AC_FC_PP_DEFINE (@ovar{action-if-success}, @dvar{action-if-failure, @
+- AC_MSG_FAILURE})
++@defmac AC_FC_PP_DEFINE (@ovar{action-if-success}, @dvar{action-if-failure, @AC_MSG_FAILURE})
+ @acindex{FC_PP_DEFINE}
+ @caindex fc_pp_define
+
+@@ -8286,8 +8269,7 @@
+ variable.
+ @end defmac
+
+-@defmac AC_FC_FREEFORM (@ovar{action-if-success}, @dvar{action-if-failure, @
+- AC_MSG_FAILURE})
++@defmac AC_FC_FREEFORM (@ovar{action-if-success}, @dvar{action-if-failure, @AC_MSG_FAILURE})
+ @acindex{FC_FREEFORM}
+ @caindex fc_freeform
+
+@@ -8313,8 +8295,7 @@
+ the @code{ac_cv_fc_freeform} variable.
+ @end defmac
+
+-@defmac AC_FC_FIXEDFORM (@ovar{action-if-success}, @dvar{action-if-failure, @
+- AC_MSG_FAILURE})
++@defmac AC_FC_FIXEDFORM (@ovar{action-if-success}, @dvar{action-if-failure, @AC_MSG_FAILURE})
+ @acindex{FC_FIXEDFORM}
+ @caindex fc_fixedform
+
+@@ -8375,10 +8356,8 @@
+ variable.
+ @end defmac
+
+-@defmac AC_F77_IMPLICIT_NONE (@ovar{action-if-success}, @
+- @dvar{action-if-failure, AC_MSG_FAILURE})
+-@defmacx AC_FC_IMPLICIT_NONE (@ovar{action-if-success}, @
+- @dvar{action-if-failure, AC_MSG_FAILURE})
++@defmac AC_F77_IMPLICIT_NONE (@ovar{action-if-success}, @@dvar{action-if-failure, AC_MSG_FAILURE})
++@defmacx AC_FC_IMPLICIT_NONE (@ovar{action-if-success}, @@dvar{action-if-failure, AC_MSG_FAILURE})
+ @acindex{F77_IMPLICIT_NONE}
+ @acindex{FC_IMPLICIT_NONE}
+ @caindex f77_implicit_none
+@@ -9914,7 +9893,7 @@
files depend upon @command{bizarre-cc} being the C compiler. If
for some reason the user runs @command{./configure} again, or if it is
run via @samp{./config.status --recheck}, (@xref{Automatic Remaking},
inconsistent, composed of results depending upon two different
compilers.
-@@ -9526,7 +9514,7 @@
+@@ -9967,7 +9946,7 @@
@item
@var{variable} is kept during automatic reconfiguration
line argument, including when no cache is used:
@example
-@@ -10666,11 +10654,11 @@
+@@ -11113,11 +11092,11 @@
It supports M4 extensions designed for use in tools like Autoconf.
@menu
@subsection Invoking @command{autom4te}
The command line arguments are modeled after M4's:
-@@ -10929,7 +10917,7 @@
+@@ -11376,7 +11355,7 @@
not.
@end table
@item --preselect=@var{macro}
@itemx -p @var{macro}
-@@ -11017,8 +11005,8 @@
+@@ -11464,8 +11443,8 @@
wrapped in between a @samp{begin-language: "@var{language}"},
@samp{end-language: "@var{language}"} pair.
more generally arguments, are introduced by @samp{args:
@var{arguments}}. You may use the traditional shell syntax to quote the
@var{arguments}.
-@@ -13957,7 +13945,7 @@
+@@ -13793,8 +13772,7 @@
+ undefined if expansion of an indirect variable does not result in a
+ literal variable name.
+
+-@defmac AS_LITERAL_IF (@var{expression}, @ovar{if-literal}, @ovar{if-not}, @
+- @dvar{if-simple-ref, @var{if-not}})
++@defmac AS_LITERAL_IF (@var{expression}, @ovar{if-literal}, @ovar{if-not}, @@dvar{if-simple-ref, @var{if-not}})
+ @defmacx AS_LITERAL_WORD_IF (@var{expression}, @ovar{if-literal}, @
+ @ovar{if-not}, @dvar{if-simple-ref, @var{if-not}})
+ @asindex{LITERAL_IF}
+@@ -14446,7 +14424,7 @@
When the user runs @samp{autoconf -W error}, warnings from
@code{m4_warn} (including those issued through @code{AC_DIAGNOSE} and
@node Dependencies Between Macros
@section Dependencies Between Macros
-@@ -21307,16 +21295,16 @@
+@@ -22640,16 +22618,16 @@
* System Type:: Specifying the system type
* Sharing Defaults:: Setting site-wide defaults for @command{configure}
* Defining Variables:: Specifying the compiler etc.
@chapter config.status Invocation
@cindex @command{config.status}
-@@ -21488,7 +21476,7 @@
+@@ -22818,7 +22796,7 @@
@menu
* Obsolete config.status Use:: Obsolete convention for @command{config.status}
* acconfig Header:: Additional entries in @file{config.h.in}
* Obsolete Macros:: Backward compatibility macros
* Autoconf 1:: Tips for upgrading your files
* Autoconf 2.13:: Some fresher tips
-@@ -21498,7 +21486,7 @@
+@@ -22828,7 +22806,7 @@
@section Obsolete @file{config.status} Invocation
@file{config.status} now supports arguments to specify the files to
Before, environment variables had to be used.
@defvar CONFIG_COMMANDS
-@@ -21529,7 +21517,7 @@
+@@ -22859,7 +22837,7 @@
@file{config.status} ignores this variable.
@end defvar
would be:
@example
-@@ -21603,7 +21591,7 @@
+@@ -22933,7 +22911,7 @@
self-contained, and should not depend upon @file{acconfig.h} etc.
@section Using @command{autoupdate} to Modernize @file{configure.ac}
@cindex @command{autoupdate}
-@@ -22781,7 +22769,7 @@
+@@ -24111,7 +24089,7 @@
If you have an @file{aclocal.m4} installed with Autoconf (as opposed to
in a particular package's source directory), you must rename it to
If you distribute @file{install.sh} with your package, rename it to
@file{install-sh} so @command{make} builtin rules don't inadvertently
-@@ -22836,7 +22824,7 @@
+@@ -24166,7 +24144,7 @@
the documentation for them. @xref{Obsolete Macros}, for a table showing the
new names for the old macros. Use the @command{autoupdate} program to
convert your @file{configure.ac} to using the new macro names.
Some macros have been superseded by similar ones that do the job better,
but are not call-compatible. If you get warnings about calling obsolete
-@@ -23376,7 +23364,7 @@
+@@ -24703,7 +24681,7 @@
@menu
* Using an Autotest Test Suite:: Autotest and the user
* Writing Testsuites:: Autotest macros
* Making testsuite Scripts:: Using autom4te to create @command{testsuite}
@end menu
-@@ -23438,7 +23426,7 @@
+@@ -24765,7 +24743,7 @@
@itemize @bullet
@item a debugging script named @file{run} which reruns the test in
of debugging scripts has the purpose of easing the chase for bugs.
@item all the files created with @code{AT_DATA}
-@@ -23935,7 +23923,7 @@
+@@ -25125,8 +25103,7 @@
+ be a single shell word that expands into a single file name.
+ @end defmac
+
+-@defmac AT_CHECK (@var{commands}, @dvar{status, 0}, @ovar{stdout}, @
+- @ovar{stderr}, @ovar{run-if-fail}, @ovar{run-if-pass})
++@defmac AT_CHECK (@var{commands}, @dvar{status, 0}, @ovar{stdout}, @@ovar{stderr}, @ovar{run-if-fail}, @ovar{run-if-pass})
+ @defmacx AT_CHECK_UNQUOTED (@var{commands}, @dvar{status, 0}, @ovar{stdout}, @
+ @ovar{stderr}, @ovar{run-if-fail}, @ovar{run-if-pass})
+ @atindex{CHECK}
+@@ -25270,7 +25247,7 @@
@end defmac
+@node testsuite
@section Running @command{testsuite} Scripts
@cindex @command{testsuite}
-
-@@ -24560,7 +24560,7 @@
+
+@@ -25465,7 +25442,7 @@
An Autotest test suite is to be configured in @var{directory}. This
macro causes @file{@var{directory}/atconfig} to be created by
@command{config.status} and sets the default @code{AUTOTEST_PATH} to
@end defmac
@item
-@@ -24518,7 +24506,7 @@
+@@ -25858,7 +25835,7 @@
which can be a long process for complex @file{configure.ac}.
This is why all these tools, instead of running directly M4, invoke
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