1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
|
dnl -*- Mode: m4 -*-
dnl
dnl SUMMARY: $Id: f77_have_append_underscore.m4,v 1.3 2000/06/13 22:25:33 prudhomm Exp $
dnl
dnl AUTHOR: Christophe Prud'homme
dnl ORG: Christophe Prud'homme
dnl E-MAIL: Christophe.Prudhomme@ann.jussieu.fr
dnl
dnl ORIG-DATE: 26-Dec-98 at 17:50:54
dnl
dnl DESCRIPTION:
dnl This program is free software; you can redistribute it and/or modify
dnl it under the terms of the GNU General Public License as published by
dnl the Free Software Foundation; either version 2 of the License, or
dnl (at your option) any later version.
dnl
dnl This program is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
dnl GNU General Public License for more details.
dnl
dnl You should have received a copy of the GNU General Public License
dnl along with this program; if not, write to the Free Software
dnl Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
dnl DESCRIP-END.
dnl
dnl F77_APPEND_UNDERSCORE()
AC_DEFUN(F77_HAVE_APPEND_UNDERSCORE,
[AC_MSG_CHECKING([whether $F77 appends underscores to external names])
AC_REQUIRE([F77_HAVE_UPPERCASE_NAMES])
AC_CACHE_VAL(sl_cv_f77_append_underscore,
[sl_cv_f77_append_underscore=no
cat > conftest.f <<EOF
subroutine xxyyzz ()
return
end
EOF
if ${F77-f77} -c conftest.f 1>&AC_FD_CC 2>&AC_FD_CC; then
if test "$sl_cv_f77_uppercase_names" = yes; then
if test "`${NM-nm} conftest.o | grep XXYYZZ_`" != ""; then
sl_cv_f77_append_underscore=yes
fi
else
if test "`${NM-nm} conftest.o | grep xxyyzz_`" != ""; then
sl_cv_f77_append_underscore=yes
fi
fi
fi])
AC_MSG_RESULT([$sl_cv_f77_append_underscore])
if test "$sl_cv_f77_append_underscore" = yes; then
AC_DEFINE(F77_APPEND_UNDERSCORE, 1)
fi])
|
