mirror of
git://git.sv.gnu.org/autoconf
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8b5e2016c7
* lib/autoconf/c.m4 (AC_LANG_CALL, AC_LANG_FUNC_LINK_TRY): Use '(void)' rather than '()' in function prototypes, as the latter provokes fatal errors in some compilers nowadays. * lib/autoconf/functions.m4 (AC_FUNC_STRTOD): * tests/fortran.at (AC_F77_DUMMY_MAIN usage): * tests/semantics.at (AC_CHECK_DECLS): Don’t use () in a function decl.
1280 lines
25 KiB
Plaintext
1280 lines
25 KiB
Plaintext
# -*- Autotest -*-
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AT_BANNER([Fortran low level compiling/preprocessing macros.])
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# Copyright (C) 2000-2001, 2003, 2008-2017, 2020-2022 Free Software
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# Foundation, Inc.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
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# Since the macros which compile are required by most tests, check
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# them first. But remember that looking for a compiler is even more
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# primitive, so check those first.
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## --------------------- ##
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## Fortran 77 Compiler. ##
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## --------------------- ##
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AT_CHECK_MACRO([GNU Fortran 77],
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[[AC_LANG(Fortran 77)
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AC_LANG_COMPILER
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: > conftest.f
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if AC_TRY_COMMAND([$F77 --version | grep GNU >&2]) \
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|| AC_TRY_COMMAND([$F77 -v -c conftest.f 2>&1 | grep "f2c " >&2]); then
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# Be sure to remove files which might be created by compilers that
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# don't support --version, or by the second compile.
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rm -f a.exe a.out conftest.f conftest.$ac_objext
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# Has GNU in --version.
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test "$G77" != yes &&
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AC_MSG_ERROR([failed to recognize GNU Fortran 77 compiler])
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else
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# Be sure to remove files which might be created by compilers that
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# don't support --version, or by the second compile.
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rm -f a.exe a.out conftest.f conftest.$ac_objext
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# Has not.
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test "$G77" = yes &&
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AC_MSG_ERROR([incorrectly recognized a GNU Fortran 77 compiler])
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fi
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]])
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## ------------------ ##
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## Fortran Compiler. ##
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## ------------------ ##
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AT_CHECK_MACRO([GNU Fortran],
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[[AC_LANG(Fortran)
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AC_LANG_COMPILER
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# No Fortran compiler is known not to support "*.f".
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AC_FC_SRCEXT([f])
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# GNU Fortran is known to support freeform.
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AC_FC_FREEFORM([],
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[AC_MSG_WARN([Fortran does not accept free-form source])])
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if test "$ac_compiler_gnu" = yes; then
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case $FCFLAGS in
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*-ffree-form*) ;;
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*) AC_MSG_ERROR([failed to recognize GNU Fortran's -ffree-form option]);;
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esac
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fi
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]])
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## ------------------------- ##
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## AC_OPENMP and Fortran 77. ##
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## ------------------------- ##
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AT_SETUP([AC_OPENMP and Fortran 77])
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AT_DATA([configure.ac],
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[[AC_INIT
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AC_PROG_F77
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AC_LANG([Fortran 77])
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AC_OPENMP
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if test "X$ac_cv_prog_f77_openmp" = Xunsupported; then
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AS_EXIT([77])
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fi
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FFLAGS="$FFLAGS $OPENMP_FFLAGS"
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AC_CONFIG_FILES([Makefile])
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AC_OUTPUT
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]])
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AT_DATA([Makefile.in],
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[[foo@EXEEXT@: foo.@OBJEXT@
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@F77@ @FFLAGS@ @LDFLAGS@ -o $@ foo.@OBJEXT@
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foo.@OBJEXT@: foo.f
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@F77@ @FFLAGS@ -c foo.f
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]])
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AT_DATA([foo.f],
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[[ program main
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end
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]])
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# Prevent autoreconf from running aclocal, which might not exist,
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# or could barf over warnings in third-party macro files.
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AT_DATA([aclocal.m4])
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ACLOCAL=true
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export ACLOCAL
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AT_CHECK([autoreconf -vi], [], [ignore], [ignore])
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AT_CHECK_CONFIGURE
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AT_CHECK_MAKE
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AT_CLEANUP
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## ---------------------- ##
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## AC_OPENMP and Fortran. ##
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## ---------------------- ##
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AT_SETUP([AC_OPENMP and Fortran])
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AT_DATA([configure.ac],
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[[AC_INIT
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AC_PROG_FC
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AC_LANG([Fortran])
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AC_OPENMP
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if test "X$ac_cv_prog_fc_openmp" = Xunsupported; then
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AS_EXIT([77])
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fi
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FCFLAGS="$FCFLAGS $OPENMP_FCFLAGS"
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AC_CONFIG_FILES([Makefile])
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AC_OUTPUT
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]])
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AT_DATA([Makefile.in],
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[[foo@EXEEXT@: foo.@OBJEXT@
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@FC@ @FCFLAGS@ @LDFLAGS@ -o $@ foo.@OBJEXT@
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foo.@OBJEXT@: foo.f
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@FC@ @FCFLAGS@ -c foo.f
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]])
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AT_DATA([foo.f],
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[[ program main
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end
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]])
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# Prevent autoreconf from running aclocal, which might not exist,
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# or could barf over warnings in third-party macro files.
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AT_DATA([aclocal.m4])
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ACLOCAL=true
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export ACLOCAL
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AT_CHECK([autoreconf -vi], [], [ignore], [ignore])
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AT_CHECK_CONFIGURE
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AT_CHECK_MAKE
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AT_CLEANUP
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# We don't test the AC_F77_LIBRARY_LDFLAGS macro on its own because of
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# (autoconf.info)Fortran Compiler:
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# The macros 'AC_F77_DUMMY_MAIN' and 'AC_FC_DUMMY_MAIN' or
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# 'AC_F77_MAIN' and 'AC_FC_MAIN' are probably also necessary to link
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# C/C++ with Fortran; see below.
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#
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# and we would need libtool to create shared libraries.
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# Further, for any sensible test of the AC_F{77,C}(_DUMMY)?_MAIN macros
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# we also need to use AC_F{77,C}_WRAPPERS, in order to be able to actually
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# call the functions.
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## ------------------------ ##
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## AC_F77_DUMMY_MAIN usage. ##
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## ------------------------ ##
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AT_SETUP([AC_F77_DUMMY_MAIN usage])
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AT_CONFIGURE_AC([[
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AC_PROG_F77
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AC_F77_DUMMY_MAIN([], [AC_MSG_FAILURE([failed to determine F77 dummy main], [77])])
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AC_F77_WRAPPERS
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AC_PROG_CC
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AC_CONFIG_FILES([Makefile])
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]])
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AT_DATA([Makefile.in],
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[[
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all: cprogram@EXEEXT@
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cprogram@EXEEXT@: cprogram.@OBJEXT@ foobar.@OBJEXT@
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@CC@ @CFLAGS@ @LDFLAGS@ -o $@ cprogram.@OBJEXT@ foobar.@OBJEXT@ @LIBS@ @FLIBS@
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.SUFFIXES: .c .f .@OBJEXT@
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.f.@OBJEXT@:
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@F77@ @FFLAGS@ -c $<
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.c.@OBJEXT@:
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@CC@ @DEFS@ -I. @CPPFLAGS@ @CFLAGS@ -c $<
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]])
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AT_DATA([foobar.f],
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[[C This is just a purely numeric routine, no I/O needed.
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C Taken from autoconf.texi:Fortran Compiler.
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subroutine foobar (x, y)
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double precision x, y
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y = 3.14159 * x
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return
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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 <math.h>
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/* Taken from autoconf.texi:Fortran Compiler. */
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#define FOOBAR_F77 F77_FUNC (foobar, FOOBAR)
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#ifdef __cplusplus
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extern "C" /* prevent C++ name mangling */
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#endif
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void FOOBAR_F77 (double *x, double *y);
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/* Taken from autoconf.texi:Fortran Compiler. */
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#ifdef F77_DUMMY_MAIN
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# ifdef __cplusplus
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extern "C"
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# endif
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int F77_DUMMY_MAIN (void) { return 1; }
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#endif
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int main(int argc, char *argv[])
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{
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double x = 2.7183, y;
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FOOBAR_F77 (&x, &y);
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if (fabs (8.539784097 - y) > 1.e-6)
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return 1;
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return 0;
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}
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]])
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AT_CHECK_AUTOCONF
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AT_CHECK_AUTOHEADER([], [
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F77_DUMMY_MAIN
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F77_FUNC
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F77_FUNC_
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FC_DUMMY_MAIN_EQ_F77
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])
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AT_CHECK_CONFIGURE
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AT_CHECK_MAKE
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AT_CHECK([./cprogram])
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AT_CLEANUP
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## ----------------------- ##
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## AC_FC_DUMMY_MAIN usage. ##
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## ----------------------- ##
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AT_SETUP([AC_FC_DUMMY_MAIN usage])
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AT_CONFIGURE_AC([[
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AC_PROG_FC
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AC_FC_FIXEDFORM
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AC_FC_DUMMY_MAIN([], [AC_MSG_FAILURE([failed to determine FC dummy main], [77])])
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AC_FC_WRAPPERS
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AC_PROG_CC
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AC_CONFIG_FILES([Makefile])
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]])
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AT_DATA([Makefile.in],
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[[
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all: cprogram@EXEEXT@
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cprogram@EXEEXT@: cprogram.@OBJEXT@ foobar.@OBJEXT@
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@CC@ @CFLAGS@ @LDFLAGS@ -o $@ cprogram.@OBJEXT@ foobar.@OBJEXT@ @LIBS@ @FCLIBS@
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.SUFFIXES: .c .f .@OBJEXT@
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.f.@OBJEXT@:
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@FC@ @FCFLAGS@ -c $<
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.c.@OBJEXT@:
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@CC@ @DEFS@ -I. @CPPFLAGS@ @CFLAGS@ -c $<
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]])
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AT_DATA([foobar.f],
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[[C This is just a purely numeric routine, no I/O needed.
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C Taken from autoconf.texi:Fortran Compiler.
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subroutine foobar (x, y)
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double precision x, y
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y = 3.14159 * x
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return
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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 <math.h>
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/* Taken from autoconf.texi:Fortran Compiler. */
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#define FOOBAR_FC FC_FUNC (foobar, FOOBAR)
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#ifdef __cplusplus
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extern "C" /* prevent C++ name mangling */
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#endif
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void FOOBAR_FC(double *x, double *y);
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/* Taken from autoconf.texi:Fortran Compiler. */
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#ifdef FC_DUMMY_MAIN
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# ifdef __cplusplus
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extern "C"
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# endif
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int FC_DUMMY_MAIN (void) { return 1; }
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#endif
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int main (int argc, char *argv[])
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{
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double x = 2.7183, y;
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FOOBAR_FC (&x, &y);
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if (fabs (8.539784097 - y) > 1.e-6)
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return 1;
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return 0;
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}
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]])
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AT_CHECK_AUTOCONF
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AT_CHECK_AUTOHEADER([], [
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FC_DUMMY_MAIN
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FC_DUMMY_MAIN_EQ_F77
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FC_FUNC
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FC_FUNC_
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])
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AT_CHECK_CONFIGURE
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AT_CHECK_MAKE
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AT_CHECK([./cprogram])
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AT_CLEANUP
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## ------------------ ##
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## AC_F77_MAIN usage. ##
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## ------------------ ##
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AT_SETUP([AC_F77_MAIN usage])
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AT_CONFIGURE_AC([[
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AC_PROG_F77
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AC_F77_MAIN
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AC_F77_WRAPPERS
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AC_PROG_CC
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AC_CONFIG_FILES([Makefile])
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]])
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AT_DATA([Makefile.in],
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[[
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all: cprogram@EXEEXT@
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cprogram@EXEEXT@: cprogram.@OBJEXT@ foobar.@OBJEXT@
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@CC@ @CFLAGS@ @LDFLAGS@ -o $@ cprogram.@OBJEXT@ foobar.@OBJEXT@ @LIBS@ @FLIBS@
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.SUFFIXES: .c .f .@OBJEXT@
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.f.@OBJEXT@:
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@F77@ @FFLAGS@ -c $<
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.c.@OBJEXT@:
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@CC@ @DEFS@ -I. @CPPFLAGS@ @CFLAGS@ -c $<
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]])
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AT_DATA([foobar.f],
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[[C This uses Fortran I/O, so is likely to require Fortran startup.
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subroutine foobar (x)
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integer x
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if (x == 42) then
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write(*,*) 'some output from Fortran sources'
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end if
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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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/* Taken from autoconf.texi:Fortran Compiler. */
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#define FOOBAR_F77 F77_FUNC (foobar, FOOBAR)
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#ifdef __cplusplus
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extern "C" /* prevent C++ name mangling */
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#endif
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void FOOBAR_F77 (int *x);
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/* Taken from autoconf.texi:Fortran Compiler. */
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#ifdef __cplusplus
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extern "C"
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#endif
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int F77_MAIN (int argc, char *argv[]);
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int F77_MAIN (int argc, char *argv[])
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{
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int x = 42;
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puts ("output from C main");
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fflush (stdout);
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FOOBAR_F77 (&x);
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puts ("more output from C main");
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return 0;
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}
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]])
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AT_CHECK_AUTOCONF
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AT_CHECK_AUTOHEADER([], [
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F77_DUMMY_MAIN
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F77_FUNC
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F77_FUNC_
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F77_MAIN
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FC_DUMMY_MAIN_EQ_F77
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])
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AT_CHECK_CONFIGURE
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AT_CHECK_MAKE
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AT_CHECK([./cprogram], [], [output from C main
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some output from Fortran sources
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more output from C main
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])
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AT_CLEANUP
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## ----------------- ##
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## AC_FC_MAIN usage. ##
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## ----------------- ##
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AT_SETUP([AC_FC_MAIN usage])
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AT_CONFIGURE_AC([[
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AC_PROG_FC
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AC_FC_FIXEDFORM
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AC_FC_MAIN
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AC_FC_WRAPPERS
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AC_PROG_CC
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AC_CONFIG_FILES([Makefile])
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]])
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AT_DATA([Makefile.in],
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[[all: cprogram@EXEEXT@
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cprogram@EXEEXT@: cprogram.@OBJEXT@ foobar.@OBJEXT@
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@CC@ @CFLAGS@ @LDFLAGS@ -o $@ cprogram.@OBJEXT@ foobar.@OBJEXT@ @LIBS@ @FCLIBS@
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.SUFFIXES: .c .f .@OBJEXT@
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.f.@OBJEXT@:
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@FC@ @FCFLAGS@ -c $<
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.c.@OBJEXT@:
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@CC@ @DEFS@ -I. @CPPFLAGS@ @CFLAGS@ -c $<
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]])
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AT_DATA([foobar.f],
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[[C This uses Fortran I/O, so is likely to require Fortran startup.
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|
subroutine foobar (x)
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integer x
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if (x == 42) then
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write (*,*) 'some output from Fortran sources'
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end if
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end
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]])
|
|
|
|
AT_DATA([cprogram.c],
|
|
[[#include <config.h>
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|
#include <stdio.h>
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|
|
|
/* Taken from autoconf.texi:Fortran Compiler. */
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|
#define FOOBAR_FC FC_FUNC (foobar, FOOBAR)
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|
#ifdef __cplusplus
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|
extern "C" /* prevent C++ name mangling */
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|
#endif
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|
void FOOBAR_FC (int *x);
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|
|
/* Taken from autoconf.texi:Fortran Compiler. */
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|
#ifdef __cplusplus
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extern "C"
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#endif
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|
int FC_MAIN (int argc, char *argv[]);
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|
int FC_MAIN (int argc, char *argv[])
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{
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int x = 42;
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puts ("output from C main");
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fflush (stdout);
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FOOBAR_FC (&x);
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puts ("more output from C main");
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return 0;
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}
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]])
|
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AT_CHECK_AUTOCONF
|
|
AT_CHECK_AUTOHEADER([], [
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FC_DUMMY_MAIN
|
|
FC_DUMMY_MAIN_EQ_F77
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FC_FUNC
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|
FC_FUNC_
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|
FC_MAIN
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|
])
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AT_CHECK_CONFIGURE
|
|
AT_CHECK_MAKE
|
|
AT_CHECK([./cprogram], [], [output from C main
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|
some output from Fortran sources
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|
more output from C main
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|
])
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AT_CLEANUP
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## ------------------ ##
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## AC_F77_FUNC usage. ##
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## ------------------ ##
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AT_SETUP([AC_F77_FUNC usage])
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AT_CONFIGURE_AC([[
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AC_PROG_F77
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AC_F77_FUNC([foobar])
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AC_SUBST([foobar])
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AC_PROG_CC
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|
AC_CONFIG_FILES([cprogram.c:cprogram.in])
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AC_CONFIG_FILES([Makefile])
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]])
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|
|
AT_DATA([Makefile.in],
|
|
[[
|
|
all: cprogram@EXEEXT@
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|
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cprogram@EXEEXT@: cprogram.@OBJEXT@ foobar.@OBJEXT@
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|
@CC@ @CFLAGS@ @LDFLAGS@ -o $@ cprogram.@OBJEXT@ foobar.@OBJEXT@ @LIBS@ @FLIBS@
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|
|
.SUFFIXES: .c .f .@OBJEXT@
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|
.f.@OBJEXT@:
|
|
@F77@ @FFLAGS@ -c $<
|
|
.c.@OBJEXT@:
|
|
@CC@ @DEFS@ -I. @CPPFLAGS@ @CFLAGS@ -c $<
|
|
]])
|
|
|
|
AT_DATA([foobar.f],
|
|
[[ subroutine foobar (x)
|
|
integer x
|
|
x = 42
|
|
return
|
|
end
|
|
]])
|
|
|
|
AT_DATA([cprogram.in],
|
|
[[#include <config.h>
|
|
#include <math.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" /* prevent C++ name mangling */
|
|
#endif
|
|
void @foobar@ (int *x);
|
|
|
|
/* Taken from autoconf.texi:Fortran Compiler. */
|
|
#ifdef F77_DUMMY_MAIN
|
|
# ifdef __cplusplus
|
|
extern "C"
|
|
# endif
|
|
int F77_DUMMY_MAIN (void) { return 1; }
|
|
#endif
|
|
|
|
int main(int argc, char *argv[])
|
|
{
|
|
int x;
|
|
@foobar@ (&x);
|
|
if (x != 42)
|
|
return 1;
|
|
return 0;
|
|
}
|
|
]])
|
|
|
|
AT_CHECK_AUTOCONF
|
|
AT_CHECK_AUTOHEADER([], [
|
|
F77_DUMMY_MAIN
|
|
FC_DUMMY_MAIN_EQ_F77
|
|
])
|
|
AT_CHECK_CONFIGURE
|
|
AT_CHECK_MAKE
|
|
AT_CHECK([./cprogram])
|
|
|
|
AT_CLEANUP
|
|
|
|
|
|
## ----------------- ##
|
|
## AC_FC_FUNC usage. ##
|
|
## ----------------- ##
|
|
|
|
AT_SETUP([AC_FC_FUNC usage])
|
|
|
|
AT_CONFIGURE_AC([[
|
|
AC_PROG_FC
|
|
AC_FC_FUNC([foobar])
|
|
AC_SUBST([foobar])
|
|
AC_PROG_CC
|
|
AC_CONFIG_FILES([cprogram.c:cprogram.in])
|
|
AC_CONFIG_FILES([Makefile])
|
|
]])
|
|
|
|
AT_DATA([Makefile.in],
|
|
[[
|
|
all: cprogram@EXEEXT@
|
|
|
|
cprogram@EXEEXT@: cprogram.@OBJEXT@ foobar.@OBJEXT@
|
|
@CC@ @CFLAGS@ @LDFLAGS@ -o $@ cprogram.@OBJEXT@ foobar.@OBJEXT@ @LIBS@ @FCLIBS@
|
|
|
|
.SUFFIXES: .c .f .@OBJEXT@
|
|
.f.@OBJEXT@:
|
|
@FC@ @FCFLAGS@ -c $<
|
|
.c.@OBJEXT@:
|
|
@CC@ @DEFS@ -I. @CPPFLAGS@ @CFLAGS@ -c $<
|
|
]])
|
|
|
|
AT_DATA([foobar.f],
|
|
[[ subroutine foobar (x)
|
|
integer x
|
|
x = 42
|
|
return
|
|
end
|
|
]])
|
|
|
|
AT_DATA([cprogram.in],
|
|
[[#include <config.h>
|
|
#include <math.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" /* prevent C++ name mangling */
|
|
#endif
|
|
void @foobar@ (int *x);
|
|
|
|
/* Taken from autoconf.texi:Fortran Compiler. */
|
|
#ifdef FC_DUMMY_MAIN
|
|
# ifdef __cplusplus
|
|
extern "C"
|
|
# endif
|
|
int FC_DUMMY_MAIN (void) { return 1; }
|
|
#endif
|
|
|
|
int main(int argc, char *argv[])
|
|
{
|
|
int x;
|
|
@foobar@ (&x);
|
|
if (x != 42)
|
|
return 1;
|
|
return 0;
|
|
}
|
|
]])
|
|
|
|
AT_CHECK_AUTOCONF
|
|
AT_CHECK_AUTOHEADER([], [
|
|
FC_DUMMY_MAIN
|
|
FC_DUMMY_MAIN_EQ_F77
|
|
])
|
|
AT_CHECK_CONFIGURE
|
|
AT_CHECK_MAKE
|
|
AT_CHECK([./cprogram])
|
|
|
|
AT_CLEANUP
|
|
|
|
|
|
## ------------------- ##
|
|
## AC_FC_SRCEXT usage. ##
|
|
## ------------------- ##
|
|
|
|
AT_SETUP([AC_FC_SRCEXT usage])
|
|
|
|
AT_DATA([configure.ac],
|
|
[[AC_INIT
|
|
AC_PROG_FC
|
|
FCFLAGS_NOFREE=$FCFLAGS
|
|
AC_SUBST([FCFLAGS_NOFREE])
|
|
AC_FC_FREEFORM
|
|
# Unconditionally require .f to work.
|
|
AC_FC_SRCEXT([f])
|
|
# For each other extension, fail gracefully if it does not work:
|
|
# Not all compilers support all extensions/language versions.
|
|
m4@&t@_foreach([ext], [f77, f90, f95, f03, f08],
|
|
[AC_FC_SRCEXT(ext, ext[_object='foo]ext[.$(OBJEXT)'], ext[_object=])
|
|
AC_SUBST(ext[_object])])
|
|
AC_CONFIG_FILES([Makefile])
|
|
AC_OUTPUT
|
|
]])
|
|
|
|
AT_DATA([Makefile.in],
|
|
[[OBJEXT = @OBJEXT@
|
|
|
|
all: prog@EXEEXT@
|
|
prog@EXEEXT@: foof.@OBJEXT@ @f77_object@ @f90_object@ \
|
|
@f95_object@ @f03_object@ @f08_object@
|
|
@FC@ @FCFLAGS@ -o $@ foof.@OBJEXT@ @f77_object@ @f90_object@ \
|
|
@f95_object@ @f03_object@ @f08_object@
|
|
|
|
.SUFFIXES: .f .f77 .f90 .f95 .f03 .f08 .@OBJEXT@
|
|
.f.@OBJEXT@:
|
|
@FC@ -c @FCFLAGS_NOFREE@ @FCFLAGS_f@ $<
|
|
.f77.@OBJEXT@:
|
|
@FC@ -c @FCFLAGS_NOFREE@ @FCFLAGS_f77@ $<
|
|
.f90.@OBJEXT@:
|
|
@FC@ -c @FCFLAGS@ @FCFLAGS_f90@ $<
|
|
.f95.@OBJEXT@:
|
|
@FC@ -c @FCFLAGS@ @FCFLAGS_f95@ $<
|
|
.f03.@OBJEXT@:
|
|
@FC@ -c @FCFLAGS@ @FCFLAGS_f03@ $<
|
|
.f08.@OBJEXT@:
|
|
@FC@ -c @FCFLAGS@ @FCFLAGS_f08@ $<
|
|
]])
|
|
|
|
AT_DATA([foof.f],
|
|
[[ program main
|
|
end
|
|
]])
|
|
|
|
AT_DATA([foof77.f77],
|
|
[[ subroutine foof77
|
|
end
|
|
]])
|
|
|
|
AT_DATA([foof90.f90],
|
|
[[subroutine foof90
|
|
end
|
|
]])
|
|
|
|
AT_DATA([foof95.f95],
|
|
[[subroutine foof95
|
|
end
|
|
]])
|
|
|
|
AT_DATA([foof03.f03],
|
|
[[subroutine foof03
|
|
end
|
|
]])
|
|
|
|
AT_DATA([foof08.f08],
|
|
[[subroutine foof08
|
|
end
|
|
]])
|
|
|
|
AT_CHECK_AUTOCONF
|
|
AT_CHECK_CONFIGURE
|
|
AT_CHECK_MAKE
|
|
|
|
AT_CLEANUP
|
|
|
|
|
|
## ---------------------- ##
|
|
## AC_FC_PP_SRCEXT usage. ##
|
|
## ---------------------- ##
|
|
|
|
AT_SETUP([AC_FC_PP_SRCEXT usage])
|
|
|
|
AT_DATA([configure.ac],
|
|
[[AC_INIT
|
|
AC_PROG_FC
|
|
# Unconditionally require .f and .F to work.
|
|
AC_FC_PP_SRCEXT([f])
|
|
AC_FC_PP_SRCEXT([F])
|
|
# For each other extension, fail gracefully if it does not work:
|
|
# Not all compilers support all extensions/language versions.
|
|
m4@&t@_foreach([ext], [f77, f90, f95, f03, f08],
|
|
[AC_FC_PP_SRCEXT(ext, ext[_object='foo]ext[.$(OBJEXT)'], ext[_object=])
|
|
AC_SUBST(ext[_object])])
|
|
m4@&t@_foreach([ext], [F77, F90, F95, F03, F08],
|
|
[AC_FC_PP_SRCEXT(ext, ext[_object='bar]ext[.$(OBJEXT)'], ext[_object=])
|
|
AC_SUBST(ext[_object])])
|
|
AC_CONFIG_FILES([Makefile])
|
|
AC_OUTPUT
|
|
]])
|
|
|
|
AT_DATA([Makefile.in],
|
|
[[OBJEXT = @OBJEXT@
|
|
|
|
all: prog@EXEEXT@
|
|
prog@EXEEXT@: foof.@OBJEXT@ @f77_object@ @f90_object@ \
|
|
@f95_object@ @f03_object@ @f08_object@ \
|
|
barF.@OBJEXT@ @F77_object@ @F90_object@ \
|
|
@F95_object@ @F03_object@ @F08_object@
|
|
@FC@ @FCFLAGS@ -o $@ foof.@OBJEXT@ @f77_object@ @f90_object@ \
|
|
@f95_object@ @f03_object@ @f08_object@ \
|
|
barF.@OBJEXT@ @F77_object@ @F90_object@ \
|
|
@F95_object@ @F03_object@ @F08_object@
|
|
|
|
.SUFFIXES: .f .f77 .f90 .f95 .f03 .f08 .F .F77 .F90 .F95 .F03 .F08 .@OBJEXT@
|
|
.f.@OBJEXT@:
|
|
@FC@ -c @FCFLAGS@ @FCFLAGS_f@ $<
|
|
.f77.@OBJEXT@:
|
|
@FC@ -c @FCFLAGS@ @FCFLAGS_f77@ $<
|
|
.f90.@OBJEXT@:
|
|
@FC@ -c @FCFLAGS@ @FCFLAGS_f90@ $<
|
|
.f95.@OBJEXT@:
|
|
@FC@ -c @FCFLAGS@ @FCFLAGS_f95@ $<
|
|
.f03.@OBJEXT@:
|
|
@FC@ -c @FCFLAGS@ @FCFLAGS_f03@ $<
|
|
.f08.@OBJEXT@:
|
|
@FC@ -c @FCFLAGS@ @FCFLAGS_f08@ $<
|
|
.F.@OBJEXT@:
|
|
@FC@ -c @FCFLAGS@ @FCFLAGS_F@ $<
|
|
.F77.@OBJEXT@:
|
|
@FC@ -c @FCFLAGS@ @FCFLAGS_F77@ $<
|
|
.F90.@OBJEXT@:
|
|
@FC@ -c @FCFLAGS@ @FCFLAGS_F90@ $<
|
|
.F95.@OBJEXT@:
|
|
@FC@ -c @FCFLAGS@ @FCFLAGS_F95@ $<
|
|
.F03.@OBJEXT@:
|
|
@FC@ -c @FCFLAGS@ @FCFLAGS_F03@ $<
|
|
.F08.@OBJEXT@:
|
|
@FC@ -c @FCFLAGS@ @FCFLAGS_F08@ $<
|
|
]])
|
|
|
|
for ext in f77 f90 f95 f03 f08; do
|
|
cat > foo$ext.$ext <<EOF
|
|
subroutine foo$ext
|
|
#if 0
|
|
this is not correct fortran
|
|
#endif
|
|
end
|
|
EOF
|
|
done
|
|
|
|
for ext in F F77 F90 F95 F03 F08; do
|
|
cat > bar$ext.$ext <<EOF
|
|
subroutine bar$ext
|
|
#if 0
|
|
this is not correct fortran
|
|
#endif
|
|
end
|
|
EOF
|
|
done
|
|
|
|
AT_DATA([foof.f],
|
|
[[ program main
|
|
#if 0
|
|
this is not correct fortran
|
|
#endif
|
|
end
|
|
]])
|
|
|
|
AT_CHECK_AUTOCONF
|
|
AT_CHECK_CONFIGURE
|
|
AT_CHECK_MAKE
|
|
AT_CHECK([./prog])
|
|
|
|
AT_CLEANUP
|
|
|
|
|
|
## --------------- ##
|
|
## AC_FC_FREEFORM. ##
|
|
## --------------- ##
|
|
|
|
AT_SETUP([AC_FC_FREEFORM])
|
|
|
|
AT_DATA([configure.ac],
|
|
[[AC_INIT
|
|
AC_PROG_FC
|
|
AC_FC_FREEFORM
|
|
AC_CONFIG_FILES([Makefile])
|
|
AC_OUTPUT
|
|
]])
|
|
|
|
AT_DATA([Makefile.in],
|
|
[[prog: prog.@OBJEXT@
|
|
@FC@ @FCFLAGS@ -o $@ prog.@OBJEXT@ @LIBS@
|
|
|
|
.SUFFIXES: .f .@OBJEXT@
|
|
.f.@OBJEXT@:
|
|
@FC@ @FCFLAGS@ -c $<
|
|
]])
|
|
|
|
AT_DATA([prog.f],
|
|
[[program main
|
|
end
|
|
]])
|
|
|
|
AT_CHECK_AUTOCONF
|
|
AT_CHECK_CONFIGURE
|
|
AT_CHECK_MAKE
|
|
AT_CHECK([./prog])
|
|
|
|
AT_CLEANUP
|
|
|
|
|
|
## --------------------------------- ##
|
|
## AC_FC_FREEFORM with AC_FC_SRCEXT. ##
|
|
## --------------------------------- ##
|
|
|
|
AT_SETUP([AC_FC_FREEFORM with AC_FC_SRCEXT])
|
|
|
|
AT_DATA([configure.ac],
|
|
[[AC_INIT
|
|
AC_FC_SRCEXT([f90], [], [AS_EXIT([77])])
|
|
AC_PROG_FC
|
|
AC_FC_FREEFORM
|
|
AC_CONFIG_FILES([Makefile])
|
|
AC_OUTPUT
|
|
]])
|
|
|
|
AT_DATA([Makefile.in],
|
|
[[prog: prog.@OBJEXT@
|
|
@FC@ @FCFLAGS@ -o $@ prog.@OBJEXT@ @LIBS@
|
|
|
|
.SUFFIXES: .f90 .@OBJEXT@
|
|
.f90.@OBJEXT@:
|
|
@FC@ @FCFLAGS@ -c @FCFLAGS_f90@ $<
|
|
]])
|
|
|
|
AT_DATA([prog.f90],
|
|
[[program main
|
|
end
|
|
]])
|
|
|
|
AT_CHECK_AUTOCONF
|
|
AT_CHECK_CONFIGURE
|
|
AT_CHECK_MAKE
|
|
AT_CHECK([./prog])
|
|
|
|
AT_CLEANUP
|
|
|
|
|
|
## ---------------- ##
|
|
## AC_FC_FIXEDFORM. ##
|
|
## ---------------- ##
|
|
|
|
AT_SETUP([AC_FC_FIXEDFORM])
|
|
|
|
AT_DATA([configure.ac],
|
|
[[AC_INIT
|
|
AC_PROG_FC
|
|
AC_FC_FIXEDFORM
|
|
AC_CONFIG_FILES([Makefile])
|
|
AC_OUTPUT
|
|
]])
|
|
|
|
AT_DATA([Makefile.in],
|
|
[[prog: prog.@OBJEXT@
|
|
@FC@ @FCFLAGS@ -o $@ prog.@OBJEXT@ @LIBS@
|
|
|
|
.SUFFIXES: .f .@OBJEXT@
|
|
.f.@OBJEXT@:
|
|
@FC@ @FCFLAGS@ -c $<
|
|
]])
|
|
|
|
AT_DATA([prog.f],
|
|
[[ program main
|
|
C fixed-form style comment
|
|
end
|
|
]])
|
|
|
|
AT_CHECK_AUTOCONF
|
|
AT_CHECK_CONFIGURE
|
|
AT_CHECK_MAKE
|
|
AT_CHECK([./prog])
|
|
|
|
AT_CLEANUP
|
|
|
|
|
|
## ---------------------------------- ##
|
|
## AC_FC_FIXEDFORM with AC_FC_SRCEXT. ##
|
|
## ---------------------------------- ##
|
|
|
|
AT_SETUP([AC_FC_FIXEDFORM with AC_FC_SRCEXT])
|
|
|
|
AT_DATA([configure.ac],
|
|
[[AC_INIT
|
|
AC_PROG_FC
|
|
AC_FC_SRCEXT([f90], [], [AS_EXIT([77])])
|
|
AC_FC_FIXEDFORM
|
|
AC_CONFIG_FILES([Makefile])
|
|
AC_OUTPUT
|
|
]])
|
|
|
|
AT_DATA([Makefile.in],
|
|
[[prog: prog.@OBJEXT@
|
|
@FC@ @FCFLAGS@ -o $@ prog.@OBJEXT@ @LIBS@
|
|
|
|
.SUFFIXES: .f90 .@OBJEXT@
|
|
.f90.@OBJEXT@:
|
|
@FC@ @FCFLAGS@ -c @FCFLAGS_f90@ $<
|
|
]])
|
|
|
|
AT_DATA([prog.f90],
|
|
[[ program main
|
|
C fixed-form style comment
|
|
end
|
|
]])
|
|
|
|
AT_CHECK_AUTOCONF
|
|
AT_CHECK_CONFIGURE
|
|
AT_CHECK_MAKE
|
|
AT_CHECK([./prog])
|
|
|
|
AT_CLEANUP
|
|
|
|
|
|
## ------------------ ##
|
|
## AC_FC_LINE_LENGTH. ##
|
|
## ------------------ ##
|
|
|
|
AT_SETUP([AC_FC_LINE_LENGTH])
|
|
|
|
AT_DATA([Makefile.in],
|
|
[[prog@EXEEXT@: prog.@OBJEXT@
|
|
@FC@ @FCFLAGS@ -o $@ prog.@OBJEXT@ @LIBS@
|
|
|
|
.SUFFIXES: .f .@OBJEXT@
|
|
.f.@OBJEXT@:
|
|
@FC@ @FCFLAGS@ -c @FCFLAGS_f@ $<
|
|
|
|
clean:
|
|
rm -f *.@OBJEXT@ prog@EXEEXT@
|
|
]])
|
|
|
|
# When preceded by 7 spaces and followed by newline, line_80 generates
|
|
# a line of exactly 79 columns, line_132 generates a line of exactly 131
|
|
# coluns, and line_250 generates a line of exactly 250 columns.
|
|
# FIXME: Shouldn't line_80 and line_132 generate lines that are one column
|
|
# longer, so that their contents match the variable names?
|
|
line_80=\
|
|
'subroutine foo(arg1,arg2,arg3,arg4,arg5,arg6,arg7,arg8,arg9,arg10,arg11)'
|
|
line_132=\
|
|
'subroutine foo(arg1,arg2,arg3,arg4,arg5,arg6,arg7,arg8,arg9,arg10,arg11,'\
|
|
'arg12,arg13,arg14,arg15,arg16,arg17,arg18,arg19)'
|
|
line_250=\
|
|
'subroutine foofoo(arg1,arg2,arg3,arg4,arg5,arg6,arg7,arg8,arg9,arg10,arg11,'\
|
|
'arg12,arg13,arg14,arg15,arg16,arg17,arg18,arg19,arg20,arg21,arg22,arg23,'\
|
|
'arg24,arg25,arg26,arg27,arg28,arg29,arg30,arg31,arg32,arg33,arg34,arg35,'\
|
|
'arg36,arg37,arg38,arg39)'
|
|
|
|
for len in 80 132 250
|
|
do
|
|
if test $len -eq 250; then arg=unlimited; else arg=$len; fi
|
|
eval long_line=\$line_$len
|
|
|
|
# Try free-form first, it has a bigger chance of succeeding.
|
|
for fixed_or_free in FREEFORM FIXEDFORM
|
|
do
|
|
|
|
cat >configure.ac <<EOF
|
|
AC_INIT
|
|
AC_PROG_FC
|
|
AC_FC_SRCEXT([f])
|
|
AC_FC_$fixed_or_free
|
|
AC_FC_LINE_LENGTH([$arg])
|
|
AC_CONFIG_FILES([Makefile])
|
|
AC_OUTPUT
|
|
EOF
|
|
|
|
cat >prog.f <<EOF
|
|
$long_line
|
|
end subroutine
|
|
program main
|
|
end program
|
|
EOF
|
|
|
|
AT_CHECK_AUTOCONF
|
|
AT_CHECK_CONFIGURE
|
|
AT_CHECK_MAKE
|
|
AT_CHECK([./prog])
|
|
AT_CHECK_MAKE([clean])
|
|
|
|
done
|
|
done
|
|
|
|
AT_CLEANUP
|
|
|
|
|
|
## ------------------- ##
|
|
## AC_FC_CHECK_BOUNDS. ##
|
|
## ------------------- ##
|
|
|
|
AT_SETUP([AC_FC_CHECK_BOUNDS])
|
|
|
|
AT_DATA([Makefile.in],
|
|
[[prog@EXEEXT@: prog.@OBJEXT@
|
|
@FC@ @FCFLAGS@ -o $@ prog.@OBJEXT@ @LIBS@
|
|
|
|
.SUFFIXES: .f .@OBJEXT@
|
|
.f.@OBJEXT@:
|
|
@FC@ @FCFLAGS@ -c @FCFLAGS_f@ $<
|
|
|
|
clean:
|
|
rm -f *.@OBJEXT@ prog@EXEEXT@
|
|
]])
|
|
|
|
cat >configure.ac <<EOF
|
|
AC_INIT
|
|
AC_PROG_FC
|
|
AC_FC_SRCEXT([f])
|
|
AC_FC_CHECK_BOUNDS
|
|
AC_CONFIG_FILES([Makefile])
|
|
AC_OUTPUT
|
|
EOF
|
|
|
|
AT_DATA([prog.f],
|
|
[[
|
|
subroutine copy(a,b,n)
|
|
integer a(:), b(:), n, i
|
|
do i = 1, n
|
|
a(i) = b(i)
|
|
end do
|
|
end subroutine
|
|
|
|
program main
|
|
integer, parameter :: n = 20
|
|
integer a(1:n), b(1:n-1), i
|
|
interface
|
|
subroutine copy(a,b,n)
|
|
integer a(:), b(:), i
|
|
end subroutine
|
|
end interface
|
|
|
|
call copy(a,b,n)
|
|
end program
|
|
]])
|
|
|
|
AT_CHECK_AUTOCONF
|
|
AT_CHECK_CONFIGURE
|
|
AT_CHECK_MAKE
|
|
AT_CHECK([./prog || exit 1], [1], [ignore], [ignore])
|
|
AT_CHECK_MAKE([clean])
|
|
|
|
AT_CLEANUP
|
|
|
|
|
|
## ------------------ ##
|
|
## AC_FC_MODULE_FLAG. ##
|
|
## ------------------ ##
|
|
|
|
AT_SETUP([AC_FC_MODULE_FLAG])
|
|
|
|
AT_DATA([Makefile.in],
|
|
[[OBJEXT = @OBJEXT@
|
|
EXEEXT = @EXEEXT@
|
|
LIBS = @LIBS@
|
|
ac_empty = @ac_empty@
|
|
FC = @FC@
|
|
FC_MODEXT = @FC_MODEXT@
|
|
FC_MODINC = @FC_MODINC@
|
|
FCFLAGS = @FCFLAGS@
|
|
FCFLAGS_f = @FCFLAGS_f@
|
|
|
|
prog$(EXEEXT): sub/mod.$(OBJEXT) prog.$(OBJEXT)
|
|
$(FC) $(FCFLAGS) -o $@ prog.$(OBJEXT) sub/mod.$(OBJEXT) $(LIBS)
|
|
|
|
sub/mod.$(OBJEXT): sub/mod.f
|
|
cd sub && $(FC) $(FCFLAGS) -c $(FCFLAGS_f) mod.f
|
|
|
|
# Depend on the object, for the module dependency.
|
|
prog.$(OBJEXT): prog.f sub/mod.$(OBJEXT)
|
|
$(FC) $(FCFLAGS) $(FC_MODINC). $(FC_MODINC)sub -c $(FCFLAGS_f) $<
|
|
|
|
clean:
|
|
-test -z "$(FC_MODEXT)" || rm -f *.$(FC_MODEXT) sub/*.$(FC_MODEXT)
|
|
-rm -f *.$(OBJEXT) sub/*.$(OBJEXT) prog$(EXEEXT)
|
|
]])
|
|
|
|
AT_DATA([configure.ac],
|
|
[[AC_INIT
|
|
AC_PROG_FC
|
|
AC_FC_SRCEXT([f])
|
|
AC_FC_MODULE_FLAG
|
|
if test -n "$FC_MODINC"; then
|
|
FCFLAGS="$FCFLAGS $FC_MODINC. ${FC_MODINC}sub"
|
|
fi
|
|
AC_FC_MODULE_EXTENSION
|
|
AC_CONFIG_FILES([Makefile])
|
|
AC_OUTPUT
|
|
]])
|
|
|
|
mkdir sub
|
|
|
|
AT_DATA([sub/mod.f],
|
|
[[ module foobar
|
|
end module foobar
|
|
]])
|
|
|
|
AT_DATA([prog.f],
|
|
[[ program main
|
|
use foobar
|
|
end program
|
|
]])
|
|
|
|
AT_CHECK_AUTOCONF
|
|
AT_CHECK_CONFIGURE
|
|
AT_CHECK_MAKE([], [], [], [stdout], [stderr])
|
|
# Both the FCFLAGS setting from configure.ac, and the Makefile rule
|
|
# should add to the module search path.
|
|
AT_CHECK([grep 'sub .*sub ' stdout stderr], [], [ignore])
|
|
AT_CHECK([./prog], [], [ignore], [ignore])
|
|
AT_CHECK_MAKE([clean])
|
|
|
|
AT_CLEANUP
|
|
|
|
|
|
## --------------------- ##
|
|
## AC_F77_CRAY_POINTERS. ##
|
|
## --------------------- ##
|
|
|
|
AT_SETUP([AC_F77_CRAY_POINTERS])
|
|
|
|
AT_DATA([configure.ac],
|
|
[[AC_INIT
|
|
AC_PROG_F77
|
|
AC_F77_CRAY_POINTERS
|
|
AC_CONFIG_FILES([Makefile])
|
|
AC_OUTPUT
|
|
]])
|
|
|
|
AT_DATA([Makefile.in],
|
|
[[prog@EXEEXT@: prog.@OBJEXT@
|
|
@F77@ @FFLAGS@ -o $@ prog.@OBJEXT@ @LIBS@
|
|
|
|
.SUFFIXES: .f .@OBJEXT@
|
|
.f.@OBJEXT@:
|
|
@F77@ @FFLAGS@ -c $<
|
|
|
|
clean:
|
|
rm -f *.@OBJEXT@ prog@EXEEXT@
|
|
]])
|
|
|
|
AT_DATA([prog.f],
|
|
[[ program main
|
|
integer aptr(2)
|
|
pointer (iptr, aptr)
|
|
end
|
|
]])
|
|
|
|
AT_CHECK_AUTOCONF
|
|
AT_CHECK_CONFIGURE
|
|
AT_CHECK_MAKE
|
|
AT_CHECK([./prog])
|
|
AT_CHECK_MAKE([clean])
|
|
|
|
AT_CLEANUP
|
|
|
|
|
|
## -------------------- ##
|
|
## AC_FC_CRAY_POINTERS. ##
|
|
## -------------------- ##
|
|
|
|
AT_SETUP([AC_FC_CRAY_POINTERS])
|
|
|
|
AT_DATA([configure.ac],
|
|
[[AC_INIT
|
|
AC_PROG_FC
|
|
AC_FC_SRCEXT([f])
|
|
AC_FC_CRAY_POINTERS
|
|
AC_CONFIG_FILES([Makefile])
|
|
AC_OUTPUT
|
|
]])
|
|
|
|
AT_DATA([Makefile.in],
|
|
[[prog@EXEEXT@: prog.@OBJEXT@
|
|
@FC@ @FCFLAGS@ -o $@ prog.@OBJEXT@ @LIBS@
|
|
|
|
.SUFFIXES: .f .@OBJEXT@
|
|
.f.@OBJEXT@:
|
|
@FC@ @FCFLAGS@ -c @FCFLAGS_f@ $<
|
|
|
|
clean:
|
|
rm -f *.@OBJEXT@ prog@EXEEXT@
|
|
]])
|
|
|
|
AT_DATA([prog.f],
|
|
[[ program main
|
|
integer aptr(2)
|
|
pointer (iptr, aptr)
|
|
end
|
|
]])
|
|
|
|
AT_CHECK_AUTOCONF
|
|
AT_CHECK_CONFIGURE
|
|
AT_CHECK_MAKE
|
|
AT_CHECK([./prog])
|
|
AT_CHECK_MAKE([clean])
|
|
|
|
AT_CLEANUP
|