--- /dev/null
+divert(-1) -*- Autoconf -*-
+# This file is part of Autoconf.
+# M4 sugar for common shell constructs.
+# Requires GNU M4 and M4sugar.
+# Copyright 2000 Free Software Foundation, Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+# 02111-1307, USA.
+#
+# As a special exception, the Free Software Foundation gives unlimited
+# permission to copy, distribute and modify the configure scripts that
+# are the output of Autoconf. You need not follow the terms of the GNU
+# General Public License when using or distributing such scripts, even
+# though portions of the text of Autoconf appear in them. The GNU
+# General Public License (GPL) does govern all other use of the material
+# that constitutes the Autoconf program.
+#
+# Certain portions of the Autoconf source text are designed to be copied
+# (in certain cases, depending on the input) into the output of
+# Autoconf. We call these the "data" portions. The rest of the Autoconf
+# source text consists of comments plus executable code that decides which
+# of the data portions to output in any given case. We call these
+# comments and executable code the "non-data" portions. Autoconf never
+# copies any of the non-data portions into its output.
+#
+# This special exception to the GPL applies to versions of Autoconf
+# released by the Free Software Foundation. When you make and
+# distribute a modified version of Autoconf, you may extend this special
+# exception to the GPL to apply to your modified version as well, *unless*
+# your modified version has the potential to copy into its output some
+# of the text that was the non-data portion of the version that you started
+# with. (In other words, unless your change moves or copies text from
+# the non-data portions to the data portions.) If your modification has
+# such potential, you must delete any notice of this special exception
+# to the GPL from your modified version.
+#
+# Written by Akim Demaille, Pavel Roskin, Alexandre Oliva, Lars J. Aas
+# and many other people.
+
+# Set the quotes, whatever the current quoting system.
+changequote()
+changequote([, ])
+
+# Some old m4's don't support m4exit. But they provide
+# equivalent functionality by core dumping because of the
+# long macros we define.
+ifdef([__gnu__], ,
+[errprint(Autoconf requires GNU m4. Install it before installing Autoconf or
+set the M4 environment variable to its path name.)
+m4exit(2)])
+
+
+
+## ----------------------------- ##
+## 1. Wrappers around builtins. ##
+## ----------------------------- ##
+
+# This section is lexicographically sorted.
+
+# AS_IFELSE(TEST, [IF-TRUE], [IF-FALSE])
+# --------------------------------------
+# Expand into
+# | if TEST; then
+# | IF-TRUE
+# | else
+# | IF-FALSE
+# | fi
+# with simplifications is IF-TRUE and/or IF-FALSE is empty.
+define([AS_IFELSE],
+[ifval([$2$3],
+[if $1; then
+ ifval([$2], [$2], :)
+m4_ifvanl([$3],
+[else
+ $3])dnl
+fi
+])dnl
+])# AS_IFELSE
+
+
+# AS_UNSET(VAR, [VALUE-IF-UNSET-NOT-SUPPORTED = `'])
+# --------------------------------------------------
+# Try to unset the env VAR, otherwise set it to
+# VALUE-IF-UNSET-NOT-SUPPORTED. `ac_unset' must have been computed.
+define([AS_UNSET],
+[$ac_unset $1 || test "${$1+set}" != set || { $1=$2; export $1; }])
+
+
+
+
+## ------------------------------------------- ##
+## 2. Portable versions of common file utils. ##
+## ------------------------------------------- ##
+
+# This section is lexicographically sorted.
+
+
+# AS_MKDIR_P(PATH)
+# ----------------
+# Emulate `mkdir -p' with plain `mkdir'.
+define([AS_MKDIR_P],
+[{ case $1 in
+ [[\\/]]* | ?:[[\\/]]* ) ac_incr_dir=;;
+ *) ac_incr_dir=.;;
+esac
+ac_dummy="$1"
+for ac_mkdir_dir in `IFS=/; set X $ac_dummy; shift; echo "$[@]"`; do
+ ac_incr_dir=$ac_incr_dir/$ac_mkdir_dir
+ test -d $ac_incr_dir || mkdir $ac_incr_dir
+done; }
+])# AS_MKDIR_P
+
+
+# AS_DIRNAME(PATHNAME)
+# --------------------
+# Simulate running `dirname(1)' on PATHNAME, not all systems have it.
+# This macro must be usable from inside ` `.
+#
+# Paul Eggert answers:
+# Question: Under UN*X, should `//1' give `/'?
+#
+# No, under some older flavors of Unix, leading // is a special path
+# name: it refers to a "super-root" and is used to access other
+# machines' files. Leading ///, ////, etc. are equivalent to /; but
+# leading // is special. I think this tradition started with Apollo
+# Domain/OS, an OS that is still in use on some older hosts.
+#
+# POSIX.2 allows but does not require the special treatment for //.
+# It says that the behavior of dirname on path names of the form
+# //([^/]+/*)? is implementation defined. In these cases, GNU dirname
+# returns /, but it's more portable to return // as this works even on
+# those older flavors of Unix.
+#
+# I have heard rumors that this special treatment of // may be dropped
+# in future versions of POSIX, but for now it's still the standard.
+#
+# Prefer expr to echo|sed, since expr is usually faster and it handles
+# backslashes and newlines correctly. However, older expr
+# implementations (e.g. SunOS 4 expr and Solaris 8 /usr/ucb/expr) have
+# a silly length limit that causes expr to fail if the matched
+# substring is longer than 120 bytes. So fall back on echo|sed if
+# expr fails.
+define([AS_DIRNAME_EXPR],
+[expr X[]$1 : 'X\(.*[[^/]]\)//*[[^/][^/]]*/*$' \| \
+ X[]$1 : 'X\(//\)[[^/]]' \| \
+ X[]$1 : 'X\(//\)$' \| \
+ X[]$1 : 'X\(/\)' \| \
+ . : '\(.\)'])
+
+define([AS_DIRNAME_SED],
+[echo "X[]$1" |
+ sed ['/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
+ /^X\(\/\/\)[^/].*/{ s//\1/; q; }
+ /^X\(\/\/\)$/{ s//\1/; q; }
+ /^X\(\/\).*/{ s//\1/; q; }
+ s/.*/./; q']])
+
+define([AS_DIRNAME],
+[AS_DIRNAME_EXPR([$1]) 2>/dev/null ||
+AS_DIRNAME_SED([$1])])
+
+
+
+## ------------------ ##
+## 3. Common idioms. ##
+## ------------------ ##
+
+# This section is lexicographically sorted.
+
+# AS_TMPDIR(PREFIX)
+# -----------------
+# Create as safely as possible a temporary directory which name is
+# inspired by PREFIX (should be 2-4 chars max), and set trap
+# mechanisms to remove it.
+define([AS_TMPDIR],
+[# Create a temporary directory, and hook for its removal unless debugging.
+$debug ||
+{
+ trap 'exit_status=$?; rm -rf $tmp && exit $exit_status' 0
+ trap 'exit $?' 1 2 13 15
+}
+
+# Create a (secure) tmp directory for tmp files.
+: ${TMPDIR=/tmp}
+{
+ tmp=`(umask 077 && mktemp -d -q "$TMPDIR/$1XXXXXX") 2>/dev/null` &&
+ test -n "$tmp" && test -d "$tmp"
+} ||
+{
+ tmp=$TMPDIR/$1$$-$RANDOM
+ (umask 077 && mkdir $tmp)
+} ||
+{
+ echo "$me: cannot create a temporary directory in $TMPDIR" >&2
+ exit 1;
+}dnl
+])# AS_TMPDIR
AUTOMAKE_OPTIONS = gnits
-SUITE = m4sugar.m4 shell.m4 base.m4 tools.m4 semantics.m4 torture.m4 syntax.m4 update.m4
+SUITE = suite.at m4sugar.at m4sh.at base.at tools.at semantics.at torture.at syntax.at update.at
# We don't actually distribute the testsuite, since one only
# needs m4 to build it, m4 being required anyway to install Autoconf.
-EXTRA_DIST = atgeneral.m4 atspecific.m4 suite.m4 aclocal.m4 $(SUITE) mktests.sh
+EXTRA_DIST = atgeneral.m4 atspecific.m4 aclocal.m4 $(SUITE) mktests.sh
# The files which contains macro we check for syntax.
DISTCLEANFILES = atconfig testsuite
mkinstalldirs = $(SHELL) $(top_srcdir)/mkinstalldirs
CONFIG_CLEAN_FILES = atconfig
-DIST_COMMON = Makefile.am Makefile.in atconfig.in configure.in
+DIST_COMMON = Makefile.am Makefile.in atconfig.in
PACKAGE = @PACKAGE@
check-local: atconfig testsuite
$(SHELL) testsuite
-testsuite: atgeneral.m4 atspecific.m4 suite.m4 $(SUITE)
- $(M4) -I $(srcdir) atspecific.m4 suite.m4 | \
+testsuite: atgeneral.m4 atspecific.m4 $(SUITE)
+ $(M4) -I $(srcdir) atspecific.m4 suite.at | \
sed -e 's/[ ]*$$//' | \
sed -e '/^$$/N;/\n$$/D' > $@-tmp
chmod +x $@-tmp
mv $@-tmp $@
-syntax.m4: mktests.sh $(MACRO_FILES)
+syntax.at: mktests.sh $(MACRO_FILES)
cd $(srcdir) && ./mktests.sh $(MACRO_FILES)
-update.m4: mktests.sh $(MACRO_FILES)
+update.at: mktests.sh $(MACRO_FILES)
cd $(srcdir) && ./mktests.sh $(MACRO_FILES)
# Tell versions [3.59,3.63) of GNU make to not export all variables.
#! /bin/sh
# Build some of the Autoconf test files.
-# Copyright (C) 2000 Free Software Foundation, Inc.
+# Copyright 2000 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# because we used some non portable tool, but we just don't care: this
# shell script is a maintainer tool, and we do expect good tools.
trap 'echo "'$0': failed. To proceed run make check." >&2
- rm -f acdefuns audefuns requires syntax.tm4 update.tm4
- touch syntax.m4
- touch update.m4
+ rm -f acdefuns audefuns requires syntax.tat update.tat
+ touch syntax.at
+ touch update.at
trap 0
exit 1' \
0 1 2 15
export LC_ALL; LC_ALL=C
-# --------- #
-# syntax.m4 #
-# --------- #
+## ----------- ##
+## syntax.at. ##
+## ----------- ##
# syntax_exclude_list
# -------------------
-# The test `syntax.m4' tries to run all the macros of Autoconf to check
+# The test `syntax.at' tries to run all the macros of Autoconf to check
# for syntax problems, etc. Not all the macros can be run without argument,
# and some are already tested elsewhere. EGREP_EXCLUDE must filter out
-# the macros we don't want to test in syntax.m4.
+# the macros we don't want to test in syntax.at.
#
# - AC_CANONICALIZE, AC_PREFIX_PROGRAM, AC_PREREQ
# Need an argument.
syntax_exclude_egrep=`echo "$syntax_exclude_list" | tr '
' '|' | sed 's/.$//'`
-sed 's/^ *//' >syntax.tm4 <<MK_EOF
+sed 's/^ *//' >syntax.tat <<MK_EOF
# Generated by mktests.sh, do not edit by hand. -*- autoconf -*-
cat <<\EOF
# Filter out.
for macro in `cat acdefuns`; do
if fgrep "$macro" requires >/dev/null 2>&1; then :; else
- echo "AT_CHECK_MACRO([$macro])" >>syntax.tm4
+ echo "AT_CHECK_MACRO([$macro])" >>syntax.tat
fi
done
-mv syntax.tm4 syntax.m4
+mv syntax.tat syntax.at
-# --------- #
-# update.m4 #
-# --------- #
+## ----------- ##
+## update.at. ##
+## ----------- ##
# update_exclude_list
# -------------------
' '|' | sed 's/.$//'`
-sed 's/^ *//' >update.tm4 <<MK_EOF
+sed 's/^ *//' >update.tat <<MK_EOF
# Generated by mktests.sh, do not edit by hand. -*- autoconf -*-
cat <<EOF
sort |
uniq |
egrep -v "$update_exclude_egrep" |
- sed 's/.*/AT_CHECK_UPDATE([&])/' >>update.tm4
+ sed 's/.*/AT_CHECK_UPDATE([&])/' >>update.tat
-mv update.tm4 update.m4
+mv update.tat update.at
rm -f acdefuns audefuns requires
projects / thirdparty / autoconf.git / commitdiff
