mirror of
git://git.sv.gnu.org/autoconf
synced 2024-12-15 02:20:10 +08:00
235 lines
6.3 KiB
Bash
Executable File
235 lines
6.3 KiB
Bash
Executable File
#! /bin/sh
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# Build some of the Autoconf test files.
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# Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software
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# Foundation, Inc.
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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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# 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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# 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., 51 Franklin Street, Fifth Floor, Boston, MA
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# 02110-1301, USA.
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# If we fail, clean up, but touch the output files. We probably failed
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# because we used some non-portable tool.
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as_me=`echo "$0" | sed 's,.*[\\/],,'`
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trap 'echo "'"$as_me"': failed. To proceed run make check." >&2
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rm -f acdefuns audefuns requires *.tat
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for file
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do
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touch `echo "$file" | sed "s,.*[\\/],,;s/\..*/.at/"`
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done
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trap 0
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exit 1' \
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0 1 2 15
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# If ever something goes wrong, fail, so that the trap is launched.
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set -e
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# We need arguments.
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test $# != 0
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# We need these arguments.
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src="$@"
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# Set locale to C so that `sort' behaves in a uniform way.
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LANGUAGE=C; export LANGUAGE
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LANG=C; export LANG
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LC_ALL=C export LC_ALL
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# requires
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# --------
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# Get the list of macros that are required: there is little interest
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# in testing them since they will be run by the guy who requires them.
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sed -n 's/dnl.*//;s/.*AC_REQUIRE(\[*\([a-zA-Z0-9_]*\).*$/\1/p' $src |
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sort -u >requires
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# exclude_list
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# ------------
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# Macros which must not be checked at all (not with AT_CHECK_MACRO nor
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# AT_CHECK_AU_MACRO).
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exclude_list='
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# Not a macro name at all.
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/^$/ {next}
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# Not macros, just mapping from old variable name to a new one.
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/^ac_cv_prog_(gcc|gxx|g77)$/ {next}
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'
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# ac_exclude_list
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# ---------------
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# We try to test all the Autoconf macros with AT_CHECK_MACRO to check
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# for syntax problems, etc. Not every macros can be run without
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# arguments, and some are already tested elsewhere. AC_EXCLUDE_LIST
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# filters out the macros we don't want to test.
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ac_exclude_list='
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# Internal macros are used elsewhere.
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/^_?_AC_/ {next}
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# Used in many places.
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/^AC_.*_IFELSE$/ {next}
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/^AC_LANG/ {next}
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/^AC_RUN_LOG$/ {next}
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/^AC_TRY/ {next}
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# Need an argument.
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/^AC_CANONICALIZE|AC_PREFIX_PROGRAM|AC_PREREQ$/ {next}
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/^AC_SEARCH_LIBS|AC_REPLACE_FUNCS$/ {next}
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# Performed in the semantics tests.
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/^AC_CHECK_(ALIGNOF|DECL|FILE|FUNC|HEADER|LIB|MEMBER|PROG|SIZEOF|(TARGET_)?TOOL|TYPE)S?$/ {next}
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# Fail when the source does not exist.
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/^AC_CONFIG/ {next}
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# AU defined to nothing.
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/^AC_(CYGWIN|CYGWIN32|EMXOS2|MING32|EXEEXT|OBJEXT)$/ {next}
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# Produce "= val" because $1, the variable used to store the result,
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# is empty.
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/^AC_(F77|FC)_FUNC$/ {next}
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/^AC_FC_SRCEXT$/ {next}
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/^AC_PATH_((TARGET_)?TOOL|PROG)S?$/ {next}
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# Requires the current language to be Fortran, not C.
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/^AC_FC_FREEFORM$/ {next}
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# Is a number.
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/^AC_FD_CC$/ {next}
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# Obsolete, but needs to be AC_DEFUNed.
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/^AC_FOREACH$/ {next}
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# Require a file that is not shipped with Autoconf. But it should.
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/^AC_FUNC_(GETLOADAVG|FNMATCH_GNU)$/ {next}
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/^AC_REPLACE_FNMATCH$/ {next}
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# Obsolete, checked in semantics.
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/^AC_FUNC_WAIT3$/ {next}
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/^AC_SYS_RESTARTABLE_SYSCALLS$/ {next}
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# Not intended to be invoked at the top level.
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/^AC_INCLUDES_DEFAULT$/ {next}
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# AC_INIT includes all the AC_INIT macros.
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# There is an infinite m4 recursion if AC_INIT is used twice.
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/^AC_INIT/ {next}
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# Checked in semantics.
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/^AC_(PROG_CC|C_CONST|C_VOLATILE)$/ {next}
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/^AC_PATH_XTRA$/ {next}
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# Already tested by AT_CHECK_MACRO.
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/^AC_OUTPUT$/ {next}
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'
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# ac_exclude_script
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# -----------------
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# Build a single awk script out of the above.
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ac_exclude_script="$exclude_list $ac_exclude_list {print}"
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# au_exclude_list
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# ---------------
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# Check all AU_DEFUN'ed macros with AT_CHECK_AU_MACRO, except these.
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au_exclude_list='
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# Empty.
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/^AC_C_CROSS|AC_PROG_CC_STDC$/ {next}
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# Use AC_REQUIRE.
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/^AC_(CYGWIN|MINGW32|EMXOS2)$/ {next}
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# Already in configure.ac.
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/^AC_(INIT|OUTPUT)$/ {next}
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# AC_LANG_SAVE needs user interaction to be removed.
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# AC_LANG_RESTORE cannot be used alone.
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/^AC_LANG_(SAVE|RESTORE)$/ {next}
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# Need arguments and are tested elsewhere.
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/^AC_LINK_FILES|AC_PREREQ$/ {next}
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'
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# au_exclude_script
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# -----------------
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# Build a single awk script out of the above.
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au_exclude_script="$exclude_list $au_exclude_list {print}"
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## ------------------------- ##
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## Creating the test files. ##
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## ------------------------- ##
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for file in $src
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do
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base=`echo "$file" | sed 's,.*[\\/],,;s/\..*//'`
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# Get the list of macros which are defined in Autoconf level.
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# Get rid of the macros we are not interested in.
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sed -n -e 's/^AC_DEFUN(\[*\([a-zA-Z0-9_]*\).*$/\1/p' \
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-e 's/^AC_DEFUN_ONCE(\[*\([a-zA-Z0-9_]*\).*$/\1/p' $file |
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awk "$ac_exclude_script" |
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sort -u >acdefuns
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# Get the list of macros which are defined in Autoupdate level.
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sed -n 's/^AU_DEFUN(\[*\([a-zA-Z][a-zA-Z0-9_]*\).*$/\1/p' $file |
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awk "$au_exclude_script" |
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sort -u >audefuns
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# Filter out required macros.
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{
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sed 's/^ *//' <<MK_EOF
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# Generated by $as_me. -*- Autotest -*-
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## --------------------- ##
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## Do not edit by hand. ##
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## --------------------- ##
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# Copyright (C) 2000, 2001, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
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AT_BANNER([Testing autoconf/$base macros.])
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MK_EOF
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echo "# Modern macros."
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comm -23 acdefuns requires | sed 's/.*/AT_CHECK_MACRO([&])/'
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echo
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echo "# Obsolete macros."
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comm -23 audefuns requires | sed 's/.*/AT_CHECK_AU_MACRO([&])/'
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} >ac$base.tat
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# In one atomic step so that if something above fails, the trap
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# preserves the old version of the file. If there is nothing to
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# check, output /rien du tout/[1].
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if grep AT_CHECK ac$base.tat >/dev/null 2>&1; then
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mv -f ac$base.tat ac$base.at
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# Help people not to update these files by hand.
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chmod a-w ac$base.at
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else
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rm -f ac$base.tat ac$base.at
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touch ac$base.at
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fi
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done
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rm -f acdefuns audefuns requires
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trap 0
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exit 0
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# [1] En franc,ais dans le texte.
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