[SCM] GNU Autoconf source repository branch, master, updated. v2.61a-401-gec3a1f2

[Ralf Wildenhues]

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- Log -----------------------------------------------------------------
commit ec3a1f226962226fcec8d74419dfe2d11e585149
Author: Ralf Wildenhues <address@hidden>
Date:   Mon Mar 24 11:44:36 2008 +0100

    Fix Fortran testsuite failures with gfortran 4.3.
    
    * lib/autoconf/fortran.m4 (_AC_PROG_FC_V_OUTPUT): When scanning
    verbose compiler output, skip lines that set variables; gfortran
    4.3 sets LIBRARY_PATH, COMPILER_PATH, COLLECT_GCC_OPTIONS.
    * THANKS: Update.
    Report by Vincent Lefèvre.
    
    Signed-off-by: Ralf Wildenhues <address@hidden>

-----------------------------------------------------------------------

Summary of changes:
 ChangeLog               |    9 +++++++++
 THANKS                  |    3 ++-
 lib/autoconf/fortran.m4 |    7 +++++--
 3 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 4e1cf74..fc99ae6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+2008-03-24  Ralf Wildenhues  <address@hidden>
+
+       Fix Fortran testsuite failures with gfortran 4.3.
+       * lib/autoconf/fortran.m4 (_AC_PROG_FC_V_OUTPUT): When scanning
+       verbose compiler output, skip lines that set variables; gfortran
+       4.3 sets LIBRARY_PATH, COMPILER_PATH, COLLECT_GCC_OPTIONS.
+       * THANKS: Update.
+       Report by Vincent Lefèvre.
+
 2008-03-21  Eric Blake  <address@hidden>
 
        * GNUmakefile: Resynchronize with gnulib.
diff --git a/THANKS b/THANKS
index a561cfb..1227291 100644
--- a/THANKS
+++ b/THANKS
@@ -334,6 +334,7 @@ Uwe Seimet                  address@hidden
 Vance Shipley               address@hidden
 Viktor Dukhovni             address@hidden
 Ville Karaila               address@hidden
+Vincent Lefèvre             address@hidden
 Vincent Torri               vtorri at univ-evry.fr
 Vladimir Volovich           address@hidden
 Volker Borchert             address@hidden
@@ -355,7 +356,7 @@ mode: text
 coding: utf-8
 End:
 
-Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
+Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
 Free Software Foundation, Inc.
 
 Permission is granted to copy, distribute and/or modify this document
diff --git a/lib/autoconf/fortran.m4 b/lib/autoconf/fortran.m4
index fa476b3..96ce4b8 100644
--- a/lib/autoconf/fortran.m4
+++ b/lib/autoconf/fortran.m4
@@ -1,6 +1,6 @@
 # This file is part of Autoconf.                       -*- Autoconf -*-
 # Fortran languages support.
-# Copyright (C) 2001, 2003, 2004, 2005, 2006, 2007
+# Copyright (C) 2001, 2003, 2004, 2005, 2006, 2007, 2008
 # Free Software Foundation, Inc.
 #
 # This program is free software: you can redistribute it and/or modify
@@ -549,7 +549,10 @@ _AC_LANG_PREFIX[]FLAGS="$[]_AC_LANG_PREFIX[]FLAGS 
m4_default([$1], [$ac_cv_prog_
 eval "set x $ac_link"
 shift
 _AS_ECHO_LOG([$[*]])
-ac_[]_AC_LANG_ABBREV[]_v_output=`eval $ac_link AS_MESSAGE_LOG_FD>&1 2>&1 | 
grep -v 'Driving:'`
+# gfortran 4.3 outputs lines setting COLLECT_GCC_OPTIONS, COMPILER_PATH,
+# LIBRARY_PATH; skip all such settings.
+ac_[]_AC_LANG_ABBREV[]_v_output=`eval $ac_link AS_MESSAGE_LOG_FD>&1 2>&1 |
+  grep -v 'Driving:' | grep -v "^[[_$as_cr_Letters]][[_$as_cr_alnum]]*="`
 AS_ECHO(["$ac_[]_AC_LANG_ABBREV[]_v_output"]) >&AS_MESSAGE_LOG_FD
 _AC_LANG_PREFIX[]FLAGS=$ac_save_FFLAGS
 


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