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3cb00cdb8b
* lib/autoconf/autoheader.m4, lib/autoconf/autoupdate.m4, * lib/autoconf/c.m4, lib/autoconf/fortran.m4, * lib/autoconf/general.m4, lib/autoconf/headers.m4, * lib/autoconf/lang.m4, lib/autoconf/libs.m4, * lib/autoconf/programs.m4, lib/autoconf/specific.m4, * lib/autoconf/status.m4, lib/autoconf/types.m4, * lib/autotest/general.m4, lib/m4sugar/m4sugar.m4, * tests/atspecific.m4, tests/base.at, tests/compile.at, * tests/foreign.at, tests/m4sh.at, tests/semantics.at, * tests/tools.at, tests/torture.at: Whitespace clean up. Suggested by Jim Meyering.
152 lines
3.1 KiB
Plaintext
152 lines
3.1 KiB
Plaintext
# -*- Autotest -*-
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AT_BANNER([Low level compiling/preprocessing macros.])
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# Copyright 2000, 2001 Free Software 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 2, or (at your option)
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# 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, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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# 02111-1307, USA.
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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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## AC_LANG, AC_LANG_PUSH & AC_LANG_POP. ##
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## ------------------------------------- ##
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AT_SETUP([AC_LANG, AC_LANG_PUSH & AC_LANG_POP])
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AT_DATA([configure.ac],
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[[AC_INIT
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# C
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AC_LANG(C)
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# C
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AC_LANG_PUSH(C)
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# C C
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AC_LANG_PUSH(C++)
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# C++ C C
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AC_LANG(C++)
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# C++ C C
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AC_LANG_PUSH(Fortran 77)
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# F77 C++ C C
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AC_LANG_POP(Fortran 77)
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# C++ C C
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AC_LANG(C++)
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# C++ C C
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AC_LANG_POP(C++)
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# C C
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AC_LANG_POP(C)
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# C
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]])
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AT_CHECK_AUTOCONF
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AT_CHECK([sed -n 's/^ac_ext=//p' configure], 0,
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[c
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c
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c
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cc
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cc
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f
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cc
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cc
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c
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c
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])
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AT_CLEANUP
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## ---------------------- ##
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## AC_REQUIRE & AC_LANG. ##
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## ---------------------- ##
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AT_SETUP([AC_REQUIRE & AC_LANG])
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AT_DATA([configure.ac],
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[[AC_DEFUN([AC_F77_1],
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[AC_LANG_PUSH([Fortran 77])
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if test $ac_ext != f; then
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AC_MSG_ERROR([F77_1: current shell language is $ac_ext, expected Fortran])
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fi
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AC_LANG_POP
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])
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AC_DEFUN([AC_F77_2],
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[AC_LANG_PUSH([Fortran 77])
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AC_REQUIRE([AC_F77_1])
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if test $ac_ext != f; then
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AC_MSG_ERROR([F77_2: current shell language is $ac_ext, expected Fortran])
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fi
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AC_LANG_POP
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])
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AC_INIT
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AC_F77_2
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AS_EXIT(0)
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]])
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AT_CHECK_AUTOCONF
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AT_CHECK_CONFIGURE
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AT_CLEANUP
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## --------------- ##
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## AC_RUN_IFELSE. ##
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## --------------- ##
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AT_SETUP([AC_RUN_IFELSE])
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AT_DATA([configure.ac],
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[[AC_INIT
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AC_RUN_IFELSE([AC_LANG_PROGRAM([], [exit (0)])],
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[],
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[AC_MSG_ERROR([saw `exit 0' as a failure])])
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AC_RUN_IFELSE([AC_LANG_PROGRAM([], [exit (2)])],
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[AC_MSG_ERROR([saw `exit 2' as a success])],
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[status=$?
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test $status != 2 &&
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AC_MSG_ERROR([did not get as 2 exit status: $status])])
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# The old stinky one.
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AC_TRY_RUN([int main () { exit (3); }],
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[AC_MSG_ERROR([saw `exit 3' as a success])],
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[status=$?
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test $status != 3 &&
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AC_MSG_ERROR([did not get 3 as exit status: $status])])
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]])
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AT_CHECK_AUTOCONF
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AT_CHECK_CONFIGURE([-q])
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AT_CLEANUP
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## ------------------ ##
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## AC_TRY_LINK_FUNC. ##
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## ------------------ ##
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AT_CHECK_MACRO([AC_TRY_LINK_FUNC],
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[AC_TRY_LINK_FUNC(printf,,
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[AC_MSG_ERROR([cannot find `printf'])])
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AC_TRY_LINK_FUNC(Be_doomed_if_your_libc_has_a_function_named_like_this,
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[AC_MSG_ERROR([found a nonexistent function])])])
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