dnl =========================================================================
dnl
dnl The Apache Software License, Version 1.1
dnl
dnl Copyright (c) 1999-2001 The Apache Software Foundation.
dnl All rights reserved.
dnl
dnl =========================================================================
dnl
dnl Redistribution and use in source and binary forms, with or without modi-
dnl fication, are permitted provided that the following conditions are met:
dnl
dnl 1. Redistributions of source code must retain the above copyright notice
dnl notice, this list of conditions and the following disclaimer.
dnl
dnl 2. Redistributions in binary form must reproduce the above copyright
dnl notice, this list of conditions and the following disclaimer in the
dnl documentation and/or other materials provided with the distribution.
dnl
dnl 3. The end-user documentation included with the redistribution, if any,
dnl must include the following acknowlegement:
dnl
dnl "This product includes software developed by the Apache Software
dnl Foundation ."
dnl
dnl Alternately, this acknowlegement may appear in the software itself, if
dnl and wherever such third-party acknowlegements normally appear.
dnl
dnl 4. The names "The Jakarta Project", "Apache WebApp Module", and "Apache
dnl Software Foundation" must not be used to endorse or promote products
dnl derived from this software without prior written permission. For
dnl written permission, please contact .
dnl
dnl 5. Products derived from this software may not be called "Apache" nor may
dnl "Apache" appear in their names without prior written permission of the
dnl Apache Software Foundation.
dnl
dnl THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED WARRANTIES
dnl INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
dnl AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
dnl THE APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY
dnl DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
dnl DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
dnl OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
dnl HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
dnl STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
dnl ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
dnl POSSIBILITY OF SUCH DAMAGE.
dnl
dnl =========================================================================
dnl
dnl This software consists of voluntary contributions made by many indivi-
dnl duals on behalf of the Apache Software Foundation. For more information
dnl on the Apache Software Foundation, please see .
dnl
dnl =========================================================================
dnl --------------------------------------------------------------------------
dnl Author Pier Fumagalli
dnl Version $Id$
dnl --------------------------------------------------------------------------
dnl --------------------------------------------------------------------------
dnl WA_EXEC
dnl Execute a program filtering its output (pretty printing).
dnl
dnl Parameters:
dnl $1 => name of the variable containing the return value (error code).
dnl $2 => name of the binary/script to invoke
dnl $3 => message used for pretty printing output
dnl $4 => the directory where the command must be executed
dnl --------------------------------------------------------------------------
AC_DEFUN(
[WA_EXEC],
[
wa_exec_curdir="`pwd`"
if test -d "$4" ; then
cd "$4"
else
AC_MSG_ERROR([can't switch to directory $4])
fi
echo " invoking \"$2\""
echo " in directory \"$4\""
echo "-1" > retvalue.tmp
set $2
wa_exec_file=[$]1
if test ! -x "${wa_exec_file}" ; then
cd "${wa_exec_curdir}"
AC_MSG_ERROR([cannot find or execute \"${wa_exec_file}\" in \"$4\"])
exit 1
fi
unset wa_exec_file
{
$2
echo "wa_exec_retvalue $?"
} | {
wa_exec_ret=0
while true ; do
read wa_exec_first wa_exec_line
if test ! "$?" -eq "0" ; then
break
else
if test "${wa_exec_first}" = "wa_exec_retvalue" ; then
wa_exec_ret="${wa_exec_line}"
else
if test -n "${wa_exec_line}" ; then
echo " $3: ${wa_exec_first} ${wa_exec_line}"
fi
fi
fi
done
echo "${wa_exec_ret}" > retvalue.tmp
unset wa_exec_first
unset wa_exec_line
unset wa_exec_ret
}
$1="`cat retvalue.tmp`"
rm -f retvalue.tmp
echo " execution of \"$2\""
echo " returned with value \"${$1}\""
cd "${wa_exec_curdir}"
unset wa_exec_curdir
])