#! /bin/sh
# Print a version string.
-scriptversion=2012-12-28.10; # UTC
+scriptversion=2013-07-03.20; # 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
"wget --mirror -nd -q -np -A.po -P '%s' \
http://translationproject.org/latest/%s/"
+# Prefer a non-empty tarname (4th argument of AC_INIT if given), else
+# fall back to the package name (1st argument with munging)
extract_package_name='
- /^AC_INIT(/{
- /.*,.*,.*, */{
- s///
- s/[][]//g
- s/)$//
+ /^AC_INIT(\[*/{
+ s///
+ /^[^,]*,[^,]*,[^,]*,[ []*\([^][ ,)]\)/{
+ s//\1/
+ s/[],)].*//
p
q
}
- s/AC_INIT(\[*//
- s/]*,.*//
+ s/[],)].*//
s/^GNU //
y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/
- s/[^A-Za-z0-9_]/-/g
+ s/[^abcdefghijklmnopqrstuvwxyz0123456789_]/-/g
p
}
'
# Extra files from gnulib, which override files from other sources.
test -z "${gnulib_extra_files}" && \
gnulib_extra_files="
- $build_aux/install-sh
- $build_aux/mdate-sh
- $build_aux/texinfo.tex
- $build_aux/depcomp
- $build_aux/config.guess
- $build_aux/config.sub
+ build-aux/install-sh
+ build-aux/mdate-sh
+ build-aux/texinfo.tex
+ build-aux/depcomp
+ build-aux/config.guess
+ build-aux/config.sub
doc/INSTALL
"
die "Bootstrapping from a non-checked-out distribution is risky."
fi
-# Ensure that lines starting with ! sort last, per gitignore conventions
-# for whitelisting exceptions after a more generic blacklist pattern.
-sort_patterns() {
- sort -u "$@" | 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.
echo "$0: Bootstrapping from checked-out $package sources..."
# See if we can use gnulib's git-merge-changelog merge driver.
-if test -d .git && (git --version) >/dev/null 2>/dev/null ; then
+if $use_git && test -d .git && (git --version) >/dev/null 2>/dev/null ; then
if git config merge.merge-changelog.driver >/dev/null ; then
:
elif (git-merge-changelog --version) >/dev/null 2>/dev/null ; then
test -f .gitmodules && git config --file .gitmodules "$@"
}
-gnulib_path=$(git_modules_config submodule.gnulib.path)
-test -z "$gnulib_path" && gnulib_path=gnulib
+if $use_git; then
+ gnulib_path=$(git_modules_config submodule.gnulib.path)
+ test -z "$gnulib_path" && gnulib_path=gnulib
+fi
-# Get gnulib files.
+# Get gnulib files. Populate $GNULIB_SRCDIR, possibly updating a
+# submodule, for use in the rest of the script.
case ${GNULIB_SRCDIR--} in
-)
+ # Note that $use_git is necessarily true in this case.
if git_modules_config submodule.gnulib.url >/dev/null; then
echo "$0: getting gnulib files..."
git submodule init || exit $?
GNULIB_SRCDIR=$gnulib_path
;;
*)
- # Use GNULIB_SRCDIR as a reference.
- if test -d "$GNULIB_SRCDIR"/.git && \
+ # Use GNULIB_SRCDIR directly or as a reference.
+ if $use_git && test -d "$GNULIB_SRCDIR"/.git && \
git_modules_config submodule.gnulib.url >/dev/null; then
echo "$0: getting gnulib files..."
if git submodule -h|grep -- --reference > /dev/null; then
;;
esac
+# $GNULIB_SRCDIR now points to the version of gnulib to use, and
+# we no longer need to use git or $gnulib_path below here.
+
if $bootstrap_sync; then
cmp -s "$0" "$GNULIB_SRCDIR/build-aux/bootstrap" || {
echo "$0: updating bootstrap and restarting..."
+ case $(sh -c 'echo "$1"' -- a) in
+ a) ignored=--;;
+ *) ignored=ignored;;
+ esac
exec sh -c \
'cp "$1" "$2" && shift && exec "${CONFIG_SHELL-/bin/sh}" "$@"' \
- -- "$GNULIB_SRCDIR/build-aux/bootstrap" \
+ $ignored "$GNULIB_SRCDIR/build-aux/bootstrap" \
"$0" "$@" --no-bootstrap-sync
}
fi
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