230 lines
6.3 KiB
Bash
Executable File
230 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 2000 Free Software 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., 59 Temple Place - Suite 330, Boston, MA
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# 02111-1307, 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, but we just don't care: this
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# shell script is a maintainer tool, and we do expect good tools.
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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 in "$@"
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do
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touch `echo "$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 be 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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export LANGUAGE; LANGUAGE=C
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export LANG; LANG=C
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export LC_ALL; LC_ALL=C
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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 but the guy who requires
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# them.
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cat $src |
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sed -n 's/dnl.*//;s/.*AC_REQUIRE(\[*\([a-zA-Z0-9_]*\).*$/\1/p' |
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sort |
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uniq >requires
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# exclude_list
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# ------------
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# Macros which must not be checked at all (not by ac-macros.at, nor
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# au-macros.at).
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# The trailing new line is meant.
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#
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# - ac_cv_prog_gcc, gxx, g77
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# Not macros, just mapping from old variable name to a new one.
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exclude_list='^ac_cv_prog_(gcc|gxx|g77)$
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'
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# ac_exclude_list
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# ---------------
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# The test `ac-macros.at' tries to run all the macros of Autoconf to check
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# for syntax problems, etc. Not all the macros can be run without argument,
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# and some are already tested elsewhere. EGREP_EXCLUDE must filter out
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# the macros we don't want to test in ac-macros.at.
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#
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# - AC_CANONICALIZE, AC_PREFIX_PROGRAM, AC_PREREQ
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# Need an argument.
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# - AC_CHECK decl, file, func, header, lib, member, prog, sizeof, type
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# Performed in the semantics tests.
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# - AC_CONFIG
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# They fail when the source does not exist.
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# - AC_INIT
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# AC_INIT includes all the AC_INIT macros. Note that there is an
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# infinite m4 recursion if AC_INIT it used twice.
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# - AC_LANG*
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# Heavily used by other macros.
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# - AC_PATH_PROGS?, AC_F77_FUNC
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# They produce `= val' because $1, the variable used to store the result,
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# is empty.
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# - AC_TRY, AC_.*_IFELSE, AC_RUN_LOG.
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# Used in many places.
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# - _AC_
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# Internal macros are used elsewhere.
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# - AC_OUTPUT
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# Already tested by `AT_CHECK_MACRO'.
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# - AC_FD_CC
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# Is a number.
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# - AC_PROG_CC, AC_C_(CONST|INLINE|VOLATILE), AC_PATH_XTRA
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# Checked in semantics.
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# - AC_CYGWIN, AC_CYGWIN32, AC_EMXOS2, AC_MING32, AC_EXEEXT, AC_OBJEXT
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# AU defined to nothing.
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# - AC_PATH_XTRA
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# Checked in semantics.
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# - AC_SYS_RESTARTABLE_SYSCALLS, AC_FUNC_WAIT3
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# Obsolete, checked in semantics.
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#
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ac_exclude_list='^AC_ARG_VAR$
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^AC_CANONICALIZE|AC_PREFIX_PROGRAM|AC_PREREQ$
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^AC_CHECK_(DECL|FILE|FUNC|HEADER|LIB|MEMBER|PROG|SIZEOF|TOOL|TYPE)S?$
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^AC_CONFIG
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^AC_F77_FUNC$
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^AC_INIT
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^AC_LANG
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^AC_LINKER_OPTION$
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^AC_LINK_FILES$
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^AC_LIST_MEMBER_OF$
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^AC_OUTPUT$
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^AC_PATH_(TOOL|PROG)S?$
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^AC_REPLACE_FUNCS$
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^AC_SEARCH_LIBS$
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^(AC_TRY.*|AC_RUN_LOG)$
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^AC_.*_IFELSE$
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^AC_FD_CC$
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^(AC_(PROG_CC|C_CONST|C_INLINE|C_VOLATILE))$
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^AC_(CYGWIN|CYGWIN32|EMXOS2|MING32|EXEEXT|OBJEXT)$
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^AC_PATH_XTRA$
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^AC_SYS_RESTARTABLE_SYSCALLS$
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^AC_FUNC_WAIT3$
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_AC_'
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# ac_exclude_egrep
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# ----------------
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# Build a single egrep pattern out of filter_macros_list.
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# Sed is used to get rid of the trailing `|' coming from the trailing
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# `\n' from `echo'.
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ac_exclude_egrep=`echo "$exclude_list$ac_exclude_list" | tr '
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' '|' | sed 's/.$//'`
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# au_exclude_list
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# ---------------
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# AC_LANG_RESTORE
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# cannot be used alone.
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# AC_LINK_FILES, AC_PREREQ
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# need arguments and are tested elsewhere.
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# AC_INIT and AC_OUTPUT
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# are already in `configure.ac'.
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# AC_CYGWIN, AC_MINGW32, AC_EMXOS2
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# are using AC_REQUIRE.
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au_exclude_list='^AC_LANG_RESTORE$
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^AC_LINK_FILES|AC_PREREQ$
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^AC_(INIT|OUTPUT)$
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^AC_(CYGWIN|MINGW32|EMXOS2)$'
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# au_exclude_egrep
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# ----------------
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# Build a single egrep pattern out of filter_macros_list.
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# Sed is used to get rid of the trailing `|' coming from the trailing
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# `\n' from `echo'.
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au_exclude_egrep=`echo "$exclude_list$au_exclude_list" | tr '
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' '|' | sed 's/.$//'`
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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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cat $file |
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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(\[*\([a-zA-Z0-9_]*\).*$/\1/p' |
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sort |
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uniq |
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# Watch out we are `set -e': don't fail.
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( egrep -v "$ac_exclude_egrep" || true) >acdefuns
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# Get the list of macros which are defined in Autoupdate level.
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cat $file |
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sed -n 's/^AU_DEFUN(\[*\([a-zA-Z][a-zA-Z0-9_]*\).*$/\1/p' |
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sort |
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uniq |
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( egrep -v "$au_exclude_egrep" || true) > 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, do not edit by hand. -*- autoconf -*-
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AT_BANNER([Testing $base macros.])
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MK_EOF
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echo "# Modern macros."
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for macro in `cat acdefuns`; do
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if fgrep "$macro" requires >/dev/null 2>&1; then :; else
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echo "AT_CHECK_MACRO([$macro])"
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fi
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done
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echo
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echo "# Obsolete macros."
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for macro in `cat audefuns`; do
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if fgrep "$macro" requires >/dev/null 2>&1; then :; else
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echo "AT_CHECK_AU_MACRO([$macro])"
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fi
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done
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} >$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.
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mv $base.tat $base.at
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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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