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* tests/cdemo.at, tests/demo.at, tests/depdemo.at, tests/f77demo.at, tests/fcdemo.at, tests/mdemo.at, tests/tagdemo.at (Copyright): Update with missing 2012.
343 lines
7.2 KiB
Plaintext
343 lines
7.2 KiB
Plaintext
# fcdemo.at -- Fortran 90/95 language support. -*- Autotest -*-
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#
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# Copyright (C) 2003, 2005-2006, 2011-2012 Free Software Foundation,
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# Inc.
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# Written by Eric Lindahl, 2002
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# Written by Gary V. Vaughan, 2003
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#
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# This file is part of GNU Libtool.
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#
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# GNU Libtool is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of
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# the License, or (at your option) any later version.
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#
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# GNU Libtool is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with GNU Libtool; see the file COPYING. If not, a copy
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# can be downloaded from http://www.gnu.org/licenses/gpl.html,
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# or obtained by writing to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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####
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AT_BANNER([Fortran language support.])
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# _LT_SETUP
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# ---------
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m4_define([_LT_SETUP],
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[LT_AT_TAG([FC])
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AT_KEYWORDS([libtool])
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AT_DATA([configure.ac],
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[[AC_INIT([fcdemo], ]AT_PACKAGE_VERSION[, ]AT_PACKAGE_BUGREPORT[)
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AC_CONFIG_AUX_DIR([build-aux])
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AM_INIT_AUTOMAKE
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AC_PROG_CC
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AC_LANG_PUSH([Fortran])
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AC_PROG_FC
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dnl Check the flags needed to link fc programs with ld (i.e. cc)
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AC_FC_LIBRARY_LDFLAGS
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dnl Check for underscoring of external names
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AC_FC_WRAPPERS
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dnl We need to use .f90 and not .f to enable Automake FC support
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dnl Some Intel ifc/ifort do not understand .f95. :-/
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AC_FC_SRCEXT([f90])
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dnl Yes, we want free-form Fortran!
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AC_FC_FREEFORM
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AC_LANG_POP
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LT_INIT
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AC_SUBST([LIBTOOL_DEPS])
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AC_CONFIG_FILES([Makefile])
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AC_CONFIG_HEADERS([config.h:config.in.h])
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AC_OUTPUT
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]])
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AT_DATA([Makefile.am],
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[[AUTOMAKE_OPTIONS = no-dependencies foreign
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ACLOCAL_AMFLAGS = -I m4
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lib_LTLIBRARIES = libfoo.la libmix.la libfoo2.la libfoo3.la
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libfoo_la_SOURCES = foof.f90
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libfoo_la_LDFLAGS = -no-undefined
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libfoo_la_LIBADD = libfoo2.la
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libfoo2_la_SOURCES = foof2.f90
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libfoo2_la_LDFLAGS = -no-undefined
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libfoo3_la_SOURCES = foof3.f90
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libfoo3_la_LDFLAGS = -no-undefined
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libmix_la_SOURCES = foof.f90 foof2.f90 fooc.c
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libmix_la_LDFLAGS = -no-undefined
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noinst_HEADERS = foo.h
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bin_PROGRAMS = fprogram cprogram
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fprogram_SOURCES = fprogram.f90
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fprogram_LDADD = libfoo.la libfoo3.la
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cprogram_SOURCES = cprogram.c
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cprogram_LDADD = libmix.la $(FCLIBS)
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libtool: $(LIBTOOL_DEPS)
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$(SHELL) ./config.status --recheck
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# Work around Automake bug, where FCFLAGS_f90 is not provided:
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.f90.o:
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$(FCCOMPILE) -c -o @S|@@ $(FCFLAGS_f90) $<
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.f90.obj:
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$(FCCOMPILE) -c -o @S|@@ $(FCFLAGS_f90) `$(CYGPATH_W) '$<'`
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.f90.lo:
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$(LTFCCOMPILE) -c -o @S|@@ $(FCFLAGS_f90) $<
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]])
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AT_DATA([fprogram.f90],
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[[program fprogram
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implicit none
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integer arg,res
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write(*,*) 'Welcome to GNU libtool Fortran demo!'
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write(*,*) 'Real programmers write in FORTRAN.'
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arg=2
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call fsub(arg,res)
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write(*,*) 'fsub returned, saying that 2 *',arg,' =',res
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if (res.eq.4) then
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write(*,*) 'fsub is ok!'
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endif
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call fsub3(arg,res)
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write(*,*) 'fsub3 returned, saying that 4 *',arg,' =',res
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if (res.eq.8) then
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write(*,*) 'fsub3 is ok!'
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endif
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stop
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end
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]])
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AT_DATA([cprogram.c],
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[[#include <config.h>
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#include <stdio.h>
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#include "foo.h"
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int
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main ()
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{
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int arg,cres,fres;
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printf ("Welcome to GNU libtool mixed C/Fortran demo!\n");
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arg=2;
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cres=csub (arg);
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printf ("The C subroutine returned, claiming that 2*%d = %d\n",arg,cres);
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if (cres == 2*arg)
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printf ("The C subroutine is ok!\n");
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printf ("\nCalling the C wrapper routine...\n");
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fres = fwrapper (arg);
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printf ("The C wrapper to the fortran subroutine returned,\n"
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"claiming that 2*%d = %d\n",arg,fres);
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if (fres == 2*arg)
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printf ("The Fortran subroutine is ok!\n");
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return 0;
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}
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]])
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AT_DATA([foo.h],
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[[#ifndef _FOO_H_
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#define _FOO_H_ 1
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/* config.h is necessary for the fortran name mangling */
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#include <config.h>
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/* csub is an extremely useful subroutine that
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* returns the argument multiplied by two :-)
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*/
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extern int csub(int);
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/* This routine performs the same action, but
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* calls the fortran subroutine fsub to do the
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* real work.
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*/
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extern int fwrapper(int);
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/* fsub does the same thing as csub, i.e. res=arg*2.
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* Use autoconf macro for fortran function names.
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* Note that fortran passes args by reference, so
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* you need to provide pointers to your ints.
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*/
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extern
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#ifdef __cplusplus
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"C"
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#endif
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void FC_FUNC(fsub,FSUB)(int *arg, int *res);
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#endif
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]])
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AT_DATA([fooc.c],
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[[#include <config.h>
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#include <stdio.h>
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#include "foo.h"
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int csub(int arg)
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{
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return (2*arg);
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}
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int fwrapper(int arg)
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{
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int res;
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printf("Calling the Fortran subroutine from the C wrapper...\n");
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FC_FUNC(fsub,FSUB)(&arg,&res);
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printf("Returned from the Fortran subroutine...\n");
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return res;
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}
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]])
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AT_DATA([foof.f90],
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[[subroutine fsub(arg,res)
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write(*,*) 'fsub called'
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call fsubf(arg,res)
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return
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end
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]])
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AT_DATA([foof2.f90],
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[[subroutine fsubf(arg,res)
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implicit none
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integer arg,res
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write(*,*) 'fsubf called'
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res=arg*2
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return
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end
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]])
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AT_DATA([foof3.f90],
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[[subroutine fsub3(arg,res)
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implicit none
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integer arg,res
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write(*,*) 'fsub3 called'
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res=arg*4
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return
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end
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]])
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LT_AT_AUTOHEADER
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]) # _LT_SETUP
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# _LT_CHECK_EXECUTE
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# -----------------
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# Run the default make rule, and check that the built binaries work.
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m4_define([_LT_CHECK_EXECUTE],
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[LT_AT_MAKE
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# Oddly, the output of dynamically linked fprogram differs depending
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# on whether it is redirected to a file or sent to stdout, so we
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# just check return status, and ignore output.
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# Advice on this weirdness from a Fortran user much appreciated!
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AT_DATA([expout],
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[[ Welcome to GNU libtool Fortran demo!
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Real programmers write in FORTRAN.
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fsub called
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fsubf called
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fsub returned, saying that 2 * 2 = 4
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fsub is ok!
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fsub3 called
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fsub3 returned, saying that 4 * 2 = 8
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fsub3 is ok!
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]])
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LT_AT_EXEC_CHECK([./fprogram], 0, [ignore])
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AT_DATA([expout],
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[[Welcome to GNU libtool mixed C/Fortran demo!
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The C subroutine returned, claiming that 2*2 = 4
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The C subroutine is ok!
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Calling the C wrapper routine...
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Calling the Fortran subroutine from the C wrapper...
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fsub called
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fsubf called
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Returned from the Fortran subroutine...
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The C wrapper to the fortran subroutine returned,
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claiming that 2*2 = 4
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The Fortran subroutine is ok!
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]])
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LT_AT_EXEC_CHECK([./cprogram], 0, [expout])
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])
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## -------------- ##
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## Fcdemo static. ##
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## -------------- ##
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AT_SETUP([static library])
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# Executing the static fprogram might be interactive on MSYS.
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AT_KEYWORDS([interactive])
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_LT_SETUP
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LT_AT_CHECK_CONFIG([--disable-shared],
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[^build_old_libs=yes], [^build_libtool_libs=no])
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_LT_CHECK_EXECUTE
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AT_CLEANUP
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## -------------- ##
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## Fcdemo shared. ##
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## -------------- ##
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AT_SETUP([shared library])
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_LT_SETUP
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LT_AT_CHECK_CONFIG([--disable-static],
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[^build_old_libs=no], [^build_libtool_libs=yes])
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_LT_CHECK_EXECUTE
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AT_CLEANUP
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## ------------ ##
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## Fcdemo conf. ##
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## ------------ ##
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AT_SETUP([shared and static together])
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_LT_SETUP
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LT_AT_CHECK_CONFIG([],
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[^build_old_libs=yes], [^build_libtool_libs=yes])
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_LT_CHECK_EXECUTE
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AT_CLEANUP
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