#! /bin/sh
# Print a version string.
-scriptversion=2012-07-06.11; # UTC
+scriptversion=2013-01-20.16; # UTC
# Bootstrap this package from checked-out sources.
-# Copyright (C) 2003-2012 Free Software Foundation, Inc.
+# Copyright (C) 2003-2013 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
EOF
}
-warn()
+# warnf_ FORMAT-STRING ARG1...
+warnf_ ()
{
- for i
- do
- echo "$i"
- done | sed -e "s/^/$me: /" >&2
+ warnf_format_=$1
+ shift
+ nl='
+'
+ case $* in
+ *$nl*) me_=$(printf "$me"|tr "$nl|" '??')
+ printf "$warnf_format_" "$@" | sed "s|^|$me_: |" ;;
+ *) printf "$me: $warnf_format_" "$@" ;;
+ esac >&2
+}
+
+# warn_ WORD1...
+warn_ ()
+{
+ # If IFS does not start with ' ', set it and emit the warning in a subshell.
+ case $IFS in
+ ' '*) warnf_ '%s\n' "$*";;
+ *) (IFS=' '; warn_ "$@");;
+ esac
}
-die() { warn "$@"; exit 1; }
+# die WORD1...
+die() { warn_ "$@"; exit 1; }
# Configuration.
# otherwise find the first of the NAMES that can be run (i.e.,
# supports --version). If found, set ENVVAR to the program name,
# die otherwise.
+#
+# FIXME: code duplication, see also gnu-web-doc-update.
find_tool ()
{
find_tool_envvar=$1
die "Bootstrapping from a non-checked-out distribution is risky."
fi
-# Ensure that lines starting with ! sort last, per gitignore conventions
-# for whitelisting exceptions after a more generic blacklist pattern.
-sort_patterns() {
- sort -u "$@" | sed '/^!/ {
- H
- d
- }
- $ {
- P
- x
- s/^\n//
- }' | sed '/^$/d'
+# Strip blank and comment lines to leave significant entries.
+gitignore_entries() {
+ sed '/^#/d; /^$/d' "$@"
}
-# If $STR is not already on a line by itself in $FILE, insert it,
-# sorting the new contents of the file and replacing $FILE with the result.
-insert_sorted_if_absent() {
+# If $STR is not already on a line by itself in $FILE, insert it at the start.
+# Entries are inserted at the start of the ignore list to ensure existing
+# entries starting with ! are not overridden. Such entries support
+# whitelisting exceptions after a more generic blacklist pattern.
+insert_if_absent() {
file=$1
str=$2
test -f $file || touch $file
- echo "$str" | sort_patterns - $file | cmp -s - $file > /dev/null \
- || { echo "$str" | sort_patterns - $file > $file.bak \
- && mv $file.bak $file; } \
- || die "insert_sorted_if_absent $file $str: failed"
+ test -r $file || die "Error: failed to read ignore file: $file"
+ duplicate_entries=$(gitignore_entries $file | sort | uniq -d)
+ if [ "$duplicate_entries" ] ; then
+ die "Error: Duplicate entries in $file: " $duplicate_entries
+ fi
+ linesold=$(gitignore_entries $file | wc -l)
+ linesnew=$(echo "$str" | gitignore_entries - $file | sort -u | wc -l)
+ if [ $linesold != $linesnew ] ; then
+ { echo "$str" | cat - $file > $file.bak && mv $file.bak $file; } \
+ || die "insert_if_absent $file $str: failed"
+ fi
}
# Adjust $PATTERN for $VC_IGNORE_FILE and insert it with
-# insert_sorted_if_absent.
+# insert_if_absent.
insert_vc_ignore() {
vc_ignore_file="$1"
pattern="$2"
# .gitignore entry.
pattern=$(echo "$pattern" | sed s,^,/,);;
esac
- insert_sorted_if_absent "$vc_ignore_file" "$pattern"
+ insert_if_absent "$vc_ignore_file" "$pattern"
}
# Die if there is no AC_CONFIG_AUX_DIR($build_aux) line in configure.ac.
grep '^[ ]*AC_CONFIG_AUX_DIR('"$build_aux"')' configure.ac \
>/dev/null && found_aux_dir=yes
test $found_aux_dir = yes \
- || die "expected line not found in configure.ac. Add the following:" \
- " AC_CONFIG_AUX_DIR([$build_aux])"
+ || die "configure.ac lacks 'AC_CONFIG_AUX_DIR([$build_aux])'; add it"
# If $build_aux doesn't exist, create it now, otherwise some bits
# below will malfunction. If creating it, also mark it as ignored.
automake-ng|aclocal-ng)
app=${app%-ng}
($app --version | grep '(GNU automake-ng)') >/dev/null 2>&1 || {
- warn "Error: '$app' not found or not from Automake-NG"
+ warn_ "Error: '$app' not found or not from Automake-NG"
ret=1
continue
} ;;
# so we have to rely on $? rather than get_version.
$app --version >/dev/null 2>&1
if [ 126 -le $? ]; then
- warn "Error: '$app' not found"
+ warn_ "Error: '$app' not found"
ret=1
fi
else
# Require app to produce a new enough version string.
inst_ver=$(get_version $app)
if [ ! "$inst_ver" ]; then
- warn "Error: '$app' not found"
+ warn_ "Error: '$app' not found"
ret=1
else
latest_ver=$(sort_ver $req_ver $inst_ver | cut -d' ' -f2)
if [ ! "$latest_ver" = "$inst_ver" ]; then
- warn "Error: '$app' version == $inst_ver is too old" \
- " '$app' version >= $req_ver is required"
+ warnf_ '%s\n' \
+ "Error: '$app' version == $inst_ver is too old" \
+ " '$app' version >= $req_ver is required"
ret=1
fi
fi
grep -F "/${file##*/}/" "$parent/CVS/Entries" 2>/dev/null |
grep '^/[^/]*/[0-9]' > /dev/null
else
- warn "no version control for $file?"
+ warn_ "no version control for $file?"
false
fi
}
-depth \( -name '*.m4' -o -name '*.[ch]' \) \
-type l -xtype l -delete > /dev/null 2>&1
+# Invoke autoreconf with --force --install to ensure upgrades of tools
+# such as ylwrap.
+AUTORECONFFLAGS="--verbose --install --force -I $m4_base $ACLOCAL_FLAGS"
+
# Some systems (RHEL 5) are using ancient autotools, for which the
# --no-recursive option had not been invented. Detect that lack and
# omit the option when it's not supported. FIXME in 2017: remove this
# hack when RHEL 5 autotools are updated, or when they become irrelevant.
-no_recursive=
case $($AUTORECONF --help) in
- *--no-recursive*) no_recursive=--no-recursive;;
+ *--no-recursive*) AUTORECONFFLAGS="$AUTORECONFFLAGS --no-recursive";;
esac
# Tell autoreconf not to invoke autopoint or libtoolize; they were run above.
-echo "running: AUTOPOINT=true LIBTOOLIZE=true " \
- "$AUTORECONF --verbose --install $no_recursive -I $m4_base $ACLOCAL_FLAGS"
-AUTOPOINT=true LIBTOOLIZE=true \
- $AUTORECONF --verbose --install $no_recursive -I $m4_base $ACLOCAL_FLAGS \
+echo "running: AUTOPOINT=true LIBTOOLIZE=true $AUTORECONF $AUTORECONFFLAGS"
+AUTOPOINT=true LIBTOOLIZE=true $AUTORECONF $AUTORECONFFLAGS \
|| die "autoreconf failed"
# Get some extra files from gnulib, overriding existing files.