mirror of https://github.com/edeproject/ede.git
65 lines
1.8 KiB
Plaintext
65 lines
1.8 KiB
Plaintext
dnl
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dnl $Id$
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dnl
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dnl Copyright (c) 2005-2007 edelib authors
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dnl
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dnl This library is free software; you can redistribute it and/or
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dnl modify it under the terms of the GNU Lesser General Public
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dnl License as published by the Free Software Foundation; either
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dnl version 2 of the License, or (at your option) any later version.
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dnl
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dnl This library is distributed in the hope that it will be useful,
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dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
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dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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dnl Lesser General Public License for more details.
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dnl
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dnl You should have received a copy of the GNU Lesser General Public License
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dnl along with this library. If not, see <http://www.gnu.org/licenses/>.
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dnl Check do we have jam installed and try to determine version where is minimal supported 2.3
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AC_DEFUN([EDE_PROG_JAM], [
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AC_PATH_PROG(JAM, jam)
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if test -n "$JAM"; then
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AC_MSG_CHECKING([for jam version])
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echo "Echo \$(JAMVERSION) ;" > conftest.jam
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jam_version_orig=`$JAM -f conftest.jam | head -1`
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jam_version=`echo $jam_version_orig | sed -e 's/\.//g'`
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rm -f conftest.jam
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if test "$jam_version" -ge 23; then
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msg="$jam_version_orig (ok)"
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AC_MSG_RESULT($msg)
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else
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msg="jam version $jam_version_orig is too old. Download a newer version from our repository"
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AC_MSG_ERROR($msg)
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fi
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else
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AC_MSG_ERROR(Jam is missing! You can download it from our repository)
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fi
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dnl older jam's does not handle 'return' statement
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AC_MSG_CHECKING([if your jam is broken])
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cat >conftest.jam <<_ACEOF
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rule TestRule {
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if \$(<) = 1 {
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return 2 ;
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}
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return 3 ;
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}
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Echo [[ TestRule 1 ]] ;
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_ACEOF
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ret=`$JAM -f conftest.jam | head -1`
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rm -f conftest.jam
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if test "$ret" -eq 2; then
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AC_MSG_RESULT(it is fine)
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else
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AC_MSG_ERROR(You have old and broken jam version. Please download newer version from our repository")
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fi
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])
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