diff options
-rw-r--r-- | .gitignore | 2 | ||||
-rw-r--r-- | .gitmodules | 6 | ||||
-rw-r--r-- | README-hacking | 18 | ||||
-rwxr-xr-x | bootstrap | 1117 | ||||
-rw-r--r-- | bootstrap.conf | 63 | ||||
m--------- | gnulib | 0 | ||||
m--------- | paxutils | 0 | ||||
-rw-r--r-- | po/.gitignore | 9 | ||||
-rw-r--r-- | src/copyin.c | 2 | ||||
-rw-r--r-- | src/util.c | 4 | ||||
-rw-r--r-- | tests/symlink-bad-length.at | 2 |
11 files changed, 786 insertions, 437 deletions
@@ -25,9 +25,7 @@ config.status configure core gnu -gnulib lib m4 -paxutils rmt stamp-h1 diff --git a/.gitmodules b/.gitmodules new file mode 100644 index 0000000..1dc373d --- /dev/null +++ b/.gitmodules @@ -0,0 +1,6 @@ +[submodule "gnulib"] + path = gnulib + url = git://git.sv.gnu.org/gnulib.git +[submodule "paxutils"] + path = paxutils + url = git://git.sv.gnu.org/paxutils.git diff --git a/README-hacking b/README-hacking index 4b15efc..4471e91 100644 --- a/README-hacking +++ b/README-hacking @@ -12,7 +12,6 @@ version. - Autoconf <http://www.gnu.org/software/autoconf/> - M4 <http://www.gnu.org/software/m4/> - Texinfo <http://www.gnu.org/software/texinfo> -- Gnulib <http://www.gnu.org/software/gnulib> - Git <http://git.or.cz> * Bootstrapping @@ -33,23 +32,14 @@ Once done, proceed as described in the file README (section INSTALLATION). Normally you will have to run bootstrap only once. However, if you -intend to hack on GNU cpio, you might need to run it again later. In -this case, you will probably want to save some time and bandwidth by -avoiding downloading the same files again. If so, create in GNU cpio -root directory the file named `.bootstrap' with the following -contents: - - --gnulib-srcdir=$HOME/gnulib --paxutils-srcdir=$HOME/paxutils - -Replace `$HOME/gnulib' and $HOME/paxutils with the actual directory -where the Gnulib and Paxutils sources reside. - -For more information about `bootstrap', run `bootstrap --help'. +intend to hack on GNU cpio, you might need to run it again later. +There are several options that you may find useful in this case. +See 'bootstrap --help' for a detailed list. * Copyright information - Copyright (C) 2007-2010, 2014 Free Software Foundation, Inc. + Copyright (C) 2007-2010, 2014-2015 Free Software Foundation, Inc. Permission is granted to anyone to make or distribute verbatim copies of this document as received, in any medium, provided that the @@ -1,8 +1,10 @@ #! /bin/sh +# Print a version string. +scriptversion=2015-08-24.08; # UTC # Bootstrap this package from checked-out sources. -# Copyright (C) 2003-2010, 2014 Free Software Foundation, Inc. +# Copyright (C) 2003-2015 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 @@ -17,7 +19,15 @@ # You should have received a copy of the GNU General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. -# Written by Paul Eggert and Sergey Poznyakoff. +# Originally written by Paul Eggert. The canonical version of this +# script is maintained as build-aux/bootstrap in gnulib, however, to +# be useful to your project, you should place a copy of it under +# version control in the top-level directory of your project. The +# intent is that all customization can be done with a bootstrap.conf +# file also maintained in your version control; gnulib comes with a +# template build-aux/bootstrap.conf to get you started. + +# Please report bugs or propose patches to bug-gnulib@gnu.org. nl=' ' @@ -26,41 +36,77 @@ nl=' LC_ALL=C export LC_ALL +# Ensure that CDPATH is not set. Otherwise, the output from cd +# would cause trouble in at least one use below. +(unset CDPATH) >/dev/null 2>&1 && unset CDPATH + local_gl_dir=gl -# Temporary directory names. -bt='._bootmp' -bt_regex=`echo "$bt"| sed 's/\./[.]/g'` -bt2=${bt}2 +# Honour $PERL, but work even if there is none +PERL="${PERL-perl}" + +me=$0 usage() { - echo >&2 "\ -Usage: $0 [OPTION]... + cat <<EOF +Usage: $me [OPTION]... Bootstrap this package from the checked-out sources. Options: - --paxutils-srcdir=DIRNAME Specify the local directory where paxutils - sources reside. Use this if you already - have paxutils sources on your machine, and - do not want to waste your bandwidth dowloading - them again. - --gnulib-srcdir=DIRNAME Specify the local directory where gnulib + --gnulib-srcdir=DIRNAME specify the local directory where gnulib sources reside. Use this if you already have gnulib sources on your machine, and do not want to waste your bandwidth downloading - them again. - --copy Copy files instead of creating symbolic links. - --force Attempt to bootstrap even if the sources seem - not to have been checked out. - --skip-po Do not download po files. - -If the file $0.conf exists in the same directory as this script, its + them again. Defaults to \$GNULIB_SRCDIR + --bootstrap-sync if this bootstrap script is not identical to + the version in the local gnulib sources, + update this script, and then restart it with + /bin/sh or the shell \$CONFIG_SHELL + --no-bootstrap-sync do not check whether bootstrap is out of sync + --copy copy files instead of creating symbolic links + --force attempt to bootstrap even if the sources seem + not to have been checked out + --no-git do not use git to update gnulib. Requires that + --gnulib-srcdir point to a correct gnulib snapshot + --skip-po do not download po files + +If the file $me.conf exists in the same directory as this script, its contents are read as shell variables to configure the bootstrap. +For build prerequisites, environment variables like \$AUTOCONF and \$AMTAR +are honored. + Running without arguments will suffice in most cases. -" +EOF } +# warnf_ FORMAT-STRING ARG1... +warnf_ () +{ + 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_ "$@");; + esac +} + +# die WORD1... +die() { warn_ "$@"; exit 1; } + # Configuration. # Name of the Makefile.am @@ -72,18 +118,51 @@ gnulib_modules= # Any gnulib files needed that are not in modules. gnulib_files= +: ${AUTOPOINT=autopoint} +: ${AUTORECONF=autoreconf} + +# A function to be called right after gnulib-tool is run. +# Override it via your own definition in bootstrap.conf. +bootstrap_post_import_hook() { :; } + +# A function to be called after everything else in this script. +# Override it via your own definition in bootstrap.conf. +bootstrap_epilogue() { :; } + # The command to download all .po files for a specified domain into # a specified directory. Fill in the first %s is the domain name, and # the second with the destination directory. Use rsync's -L and -r # options because the latest/%s directory and the .po files within are # all symlinks. po_download_command_format=\ -"rsync -Lrtvz 'translationproject.org::tp/latest/%s/' '%s'" - -extract_package_name='divert(-1)[]changequote([,])[]define([AC_INIT],[divert(0)[]patsubst([$1],[GNU ],[])[]divert(-1)])' - -package=`echo $extract_package_name | m4 - configure.ac` || exit - +"rsync --delete --exclude '*.s1' -Lrtvz \ + 'translationproject.org::tp/latest/%s/' '%s'" + +# Fallback for downloading .po files (if rsync fails). +po_download_command_format2=\ +"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//\1/ + s/[],)].*// + p + q + } + s/[],)].*// + s/^GNU // + y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/ + s/[^abcdefghijklmnopqrstuvwxyz0123456789_]/-/g + p + } +' +package=$(sed -n "$extract_package_name" configure.ac) \ + || die 'cannot find package name in configure.ac' gnulib_name=lib$package build_aux=build-aux @@ -91,17 +170,7 @@ source_base=lib m4_base=m4 doc_base=doc tests_base=tests - -# Extra files from gnulib, which override files from other sources. -gnulib_extra_files=" - $build_aux/install-sh - $build_aux/mdate-sh - $build_aux/texinfo.tex - $build_aux/depcomp - $build_aux/config.guess - $build_aux/config.sub - doc/INSTALL -" +gnulib_extra_files='' # Additional gnulib-tool options to use. Use "\newline" to break lines. gnulib_tool_option_extras= @@ -116,7 +185,8 @@ XGETTEXT_OPTIONS='\\\ --flag=error:3:c-format --flag=error_at_line:5:c-format\\\ ' -# Package bug report address for gettext files +# Package bug report address and copyright holder for gettext files +COPYRIGHT_HOLDER='Free Software Foundation, Inc.' MSGID_BUGS_ADDRESS=bug-$package@gnu.org # Files we don't want to import. @@ -135,6 +205,126 @@ copy=false # on which version control system (if any) is used in the source directory. vc_ignore=auto +# Set this to true in bootstrap.conf to enable --bootstrap-sync by +# default. +bootstrap_sync=false + +# Use git to update gnulib sources +use_git=true + +check_exists() { + if test "$1" = "--verbose"; then + ($2 --version </dev/null) >/dev/null 2>&1 + if test $? -ge 126; then + # If not found, run with diagnostics as one may be + # presented with env variables to set to find the right version + ($2 --version </dev/null) + fi + else + ($1 --version </dev/null) >/dev/null 2>&1 + fi + + test $? -lt 126 +} + +# find_tool ENVVAR NAMES... +# ------------------------- +# Search for a required program. Use the value of ENVVAR, if set, +# otherwise find the first of the NAMES that can be run. +# If found, set ENVVAR to the program name, die otherwise. +# +# FIXME: code duplication, see also gnu-web-doc-update. +find_tool () +{ + find_tool_envvar=$1 + shift + find_tool_names=$@ + eval "find_tool_res=\$$find_tool_envvar" + if test x"$find_tool_res" = x; then + for i; do + if check_exists $i; then + find_tool_res=$i + break + fi + done + fi + if test x"$find_tool_res" = x; then + warn_ "one of these is required: $find_tool_names;" + die "alternatively set $find_tool_envvar to a compatible tool" + fi + eval "$find_tool_envvar=\$find_tool_res" + eval "export $find_tool_envvar" +} + +symlink_to_dir() +{ + src=$1/$2 + dst=${3-$2} + + test -f "$src" && { + + # If the destination directory doesn't exist, create it. + # This is required at least for "lib/uniwidth/cjk.h". + dst_dir=$(dirname "$dst") + if ! test -d "$dst_dir"; then + mkdir -p "$dst_dir" + + # If we've just created a directory like lib/uniwidth, + # tell version control system(s) it's ignorable. + # FIXME: for now, this does only one level + parent=$(dirname "$dst_dir") + for dot_ig in x $vc_ignore; do + test $dot_ig = x && continue + ig=$parent/$dot_ig + insert_vc_ignore $ig "${dst_dir##*/}" + done + fi + + if $copy; then + { + test ! -h "$dst" || { + echo "$me: rm -f $dst" && + rm -f "$dst" + } + } && + test -f "$dst" && + cmp -s "$src" "$dst" || { + echo "$me: cp -fp $src $dst" && + cp -fp "$src" "$dst" + } + else + # Leave any existing symlink alone, if it already points to the source, + # so that broken build tools that care about symlink times + # aren't confused into doing unnecessary builds. Conversely, if the + # existing symlink's time stamp is older than the source, make it afresh, + # so that broken tools aren't confused into skipping needed builds. See + # <http://lists.gnu.org/archive/html/bug-gnulib/2011-05/msg00326.html>. + test -h "$dst" && + src_ls=$(ls -diL "$src" 2>/dev/null) && set $src_ls && src_i=$1 && + dst_ls=$(ls -diL "$dst" 2>/dev/null) && set $dst_ls && dst_i=$1 && + test "$src_i" = "$dst_i" && + both_ls=$(ls -dt "$src" "$dst") && + test "X$both_ls" = "X$dst$nl$src" || { + dot_dots= + case $src in + /*) ;; + *) + case /$dst/ in + *//* | */../* | */./* | /*/*/*/*/*/) + die "invalid symlink calculation: $src -> $dst";; + /*/*/*/*/) dot_dots=../../../;; + /*/*/*/) dot_dots=../../;; + /*/*/) dot_dots=../;; + esac;; + esac + + echo "$me: ln -fs $dot_dots$src $dst" && + ln -fs "$dot_dots$src" "$dst" + } + fi + } +} + # Override the default configuration, if necessary. # Make sure that bootstrap.conf is sourced from the current directory # if we were invoked as "sh bootstrap". @@ -143,6 +333,17 @@ case "$0" in *) test -r "$0.conf" && . ./"$0.conf" ;; esac +# Extra files from gnulib, which override files from other sources. +test -z "${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 + doc/INSTALL +" if test "$vc_ignore" = auto; then vc_ignore= @@ -161,35 +362,70 @@ do usage exit;; --gnulib-srcdir=*) - GNULIB_SRCDIR=`expr "X$option" : 'X--gnulib-srcdir=\(.*\)'`;; - --paxutils-srcdir=*) - PAXUTILS_SRCDIR=`expr "$option" : '--paxutils-srcdir=\(.*\)'`;; + GNULIB_SRCDIR=${option#--gnulib-srcdir=};; --skip-po) SKIP_PO=t;; --force) checkout_only_file=;; --copy) copy=true;; + --bootstrap-sync) + bootstrap_sync=true;; + --no-bootstrap-sync) + bootstrap_sync=false;; + --no-git) + use_git=false;; *) - echo >&2 "$0: $option: unknown option" - exit 1;; + die "$option: unknown option";; esac done +$use_git || test -d "$GNULIB_SRCDIR" \ + || die "Error: --no-git requires --gnulib-srcdir" + if test -n "$checkout_only_file" && test ! -r "$checkout_only_file"; then - echo "$0: Bootstrapping from a non-checked-out distribution is risky." >&2 - exit 1 + die "Bootstrapping from a non-checked-out distribution is risky." fi -# If $STR is not already on a line by itself in $FILE, insert it, -# sorting the new contents of the file and replacing $FILE with the result. -insert_sorted_if_absent() { +# Strip blank and comment lines to leave significant entries. +gitignore_entries() { + sed '/^#/d; /^$/d' "$@" +} + +# If $STR is not already on a line by itself in $FILE, insert it 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 -u - $file | cmp -s - $file \ - || echo "$str" | sort -u - $file -o $file \ - || exit 1 + 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"; cat $file; } | gitignore_entries | 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_if_absent. +insert_vc_ignore() { + vc_ignore_file="$1" + pattern="$2" + case $vc_ignore_file in + *.gitignore) + # A .gitignore entry that does not start with '/' applies + # recursively to subdirectories, so prepend '/' to every + # .gitignore entry. + pattern=$(echo "$pattern" | sed s,^,/,);; + esac + insert_if_absent "$vc_ignore_file" "$pattern" } # Die if there is no AC_CONFIG_AUX_DIR($build_aux) line in configure.ac. @@ -198,11 +434,8 @@ grep '^[ ]*AC_CONFIG_AUX_DIR(\['"$build_aux"'\])' configure.ac \ >/dev/null && found_aux_dir=yes grep '^[ ]*AC_CONFIG_AUX_DIR('"$build_aux"')' configure.ac \ >/dev/null && found_aux_dir=yes -if test $found_aux_dir = no; then - echo "$0: expected line not found in configure.ac. Add the following:" >&2 - echo " AC_CONFIG_AUX_DIR([$build_aux])" >&2 - exit 1 -fi +test $found_aux_dir = yes \ + || die "configure.ac lacks 'AC_CONFIG_AUX_DIR([$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. @@ -210,135 +443,365 @@ if test ! -d $build_aux; then mkdir $build_aux for dot_ig in x $vc_ignore; do test $dot_ig = x && continue - insert_sorted_if_absent $dot_ig $build_aux + insert_vc_ignore $dot_ig $build_aux + done +fi + +# Note this deviates from the version comparison in automake +# in that it treats 1.5 < 1.5.0, and treats 1.4.4a < 1.4-p3a +# but this should suffice as we won't be specifying old +# version formats or redundant trailing .0 in bootstrap.conf. +# If we did want full compatibility then we should probably +# use m4_version_compare from autoconf. +sort_ver() { # sort -V is not generally available + ver1="$1" + ver2="$2" + + # split on '.' and compare each component + i=1 + while : ; do + p1=$(echo "$ver1" | cut -d. -f$i) + p2=$(echo "$ver2" | cut -d. -f$i) + if [ ! "$p1" ]; then + echo "$1 $2" + break + elif [ ! "$p2" ]; then + echo "$2 $1" + break + elif [ ! "$p1" = "$p2" ]; then + if [ "$p1" -gt "$p2" ] 2>/dev/null; then # numeric comparison + echo "$2 $1" + elif [ "$p2" -gt "$p1" ] 2>/dev/null; then # numeric comparison + echo "$1 $2" + else # numeric, then lexicographic comparison + lp=$(printf "$p1\n$p2\n" | LANG=C sort -n | tail -n1) + if [ "$lp" = "$p2" ]; then + echo "$1 $2" + else + echo "$2 $1" + fi + fi + break + fi + i=$(($i+1)) done +} + +get_version() { + app=$1 + + $app --version >/dev/null 2>&1 || { $app --version; return 1; } + + $app --version 2>&1 | + sed -n '# Move version to start of line. + s/.*[v ]\([0-9]\)/\1/ + + # Skip lines that do not start with version. + /^[0-9]/!d + + # Remove characters after the version. + s/[^.a-z0-9-].*// + + # The first component must be digits only. + s/^\([0-9]*\)[a-z-].*/\1/ + + #the following essentially does s/5.005/5.5/ + s/\.0*\([1-9]\)/.\1/g + p + q' +} + +check_versions() { + ret=0 + + while read app req_ver; do + # We only need libtoolize from the libtool package. + if test "$app" = libtool; then + app=libtoolize + fi + # Exempt git if --no-git is in effect. + if test "$app" = git; then + $use_git || continue + fi + # Honor $APP variables ($TAR, $AUTOCONF, etc.) + appvar=$(echo $app | LC_ALL=C tr '[a-z]-' '[A-Z]_') + test "$appvar" = TAR && appvar=AMTAR + case $appvar in + GZIP) ;; # Do not use $GZIP: it contains gzip options. + PERL::*) ;; # Keep perl modules as-is + *) eval "app=\${$appvar-$app}" ;; + esac + + # Handle the still-experimental Automake-NG programs specially. + # They remain named as the mainstream Automake programs ("automake", + # and "aclocal") to avoid gratuitous incompatibilities with + # pre-existing usages (by, say, autoreconf, or custom autogen.sh + # scripts), but correctly identify themselves (as being part of + # "GNU automake-ng") when asked their version. + case $app in + automake-ng|aclocal-ng) + app=${app%-ng} + ($app --version | grep '(GNU automake-ng)') >/dev/null 2>&1 || { + warn_ "Error: '$app' not found or not from Automake-NG" + ret=1 + continue + } ;; + # Another check is for perl modules. These can be written as + # e.g. perl::XML::XPath in case of XML::XPath module, etc. + perl::*) + # Extract module name + app="${app#perl::}" + if ! $PERL -m"$app" -e 'exit 0' >/dev/null 2>&1; then + warn_ "Error: perl module '$app' not found" + ret=1 + fi + continue + ;; + esac + if [ "$req_ver" = "-" ]; then + # Merely require app to exist; not all prereq apps are well-behaved + # so we have to rely on $? rather than get_version. + if ! check_exists --verbose $app; then + warn_ "Error: '$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: '$app' not found" + ret=1 + else + latest_ver=$(sort_ver $req_ver $inst_ver | cut -d' ' -f2) + if [ ! "$latest_ver" = "$inst_ver" ]; then + warnf_ '%s\n' \ + "Error: '$app' version == $inst_ver is too old" \ + " '$app' version >= $req_ver is required" + ret=1 + fi + fi + fi + done + + return $ret +} + +print_versions() { + echo "Program Min_version" + echo "----------------------" + printf %s "$buildreq" + echo "----------------------" + # can't depend on column -t +} + +# Find sha1sum, named gsha1sum on MacPorts, shasum on Mac OS X 10.6. +# Also find the compatible sha1 utility on the BSDs +if test x"$SKIP_PO" = x; then + find_tool SHA1SUM sha1sum gsha1sum shasum sha1 +fi + +use_libtool=0 +# We'd like to use grep -E, to see if any of LT_INIT, +# AC_PROG_LIBTOOL, AM_PROG_LIBTOOL is used in configure.ac, +# but that's not portable enough (e.g., for Solaris). +grep '^[ ]*A[CM]_PROG_LIBTOOL' configure.ac >/dev/null \ + && use_libtool=1 +grep '^[ ]*LT_INIT' configure.ac >/dev/null \ + && use_libtool=1 +if test $use_libtool = 1; then + find_tool LIBTOOLIZE glibtoolize libtoolize +fi + +# gnulib-tool requires at least automake and autoconf. +# If either is not listed, add it (with minimum version) as a prerequisite. +case $buildreq in + *automake*) ;; + *) buildreq="automake 1.9 +$buildreq" ;; +esac +case $buildreq in + *autoconf*) ;; + *) buildreq="autoconf 2.59 +$buildreq" ;; +esac + +# When we can deduce that gnulib-tool will require patch, +# and when patch is not already listed as a prerequisite, add it, too. +if test -d "$local_gl_dir" \ + && ! find "$local_gl_dir" -name '*.diff' -exec false {} +; then + case $buildreq in + *patch*) ;; + *) buildreq="patch - +$buildreq" ;; + esac +fi + +if ! printf "$buildreq" | check_versions; then + echo >&2 + if test -f README-prereq; then + die "See README-prereq for how to get the prerequisite programs" + else + die "Please install the prerequisite programs" + fi +fi + +# Warn the user if autom4te appears to be broken; this causes known +# issues with at least gettext 0.18.3. +probe=$(echo 'm4_quote([hi])' | autom4te -l M4sugar -t 'm4_quote:$%' -) +if test "x$probe" != xhi; then + warn_ "WARNING: your autom4te wrapper eats stdin;" + warn_ "if bootstrap fails, consider upgrading your autotools" fi 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 && check_exists git; then if git config merge.merge-changelog.driver >/dev/null ; then : - elif (git-merge-changelog --version) >/dev/null 2>/dev/null ; then - echo "initializing git-merge-changelog driver" + elif check_exists git-merge-changelog; then + echo "$0: initializing git-merge-changelog driver" git config merge.merge-changelog.name 'GNU-style ChangeLog merge driver' git config merge.merge-changelog.driver 'git-merge-changelog %O %A %B' else - echo "consider installing git-merge-changelog from gnulib" + echo "$0: consider installing git-merge-changelog from gnulib" fi fi -cleanup() { + +cleanup_gnulib() { status=$? - rm -fr $1 + rm -fr "$gnulib_path" exit $status } git_modules_config () { - GIT_CONFIG_LOCAL=.gitmodules git config "$@" + test -f .gitmodules && git config --file .gitmodules "$@" } -# Get paxutils files. -case ${PAXUTILS_SRCDIR--} in --) if [ ! -d paxutils ]; then - echo "$0: getting paxutils files..." - - trap "cleanup paxutils" 1 2 13 15 - - git clone --depth 1 git://git.sv.gnu.org/paxutils || cleanup paxutils - - trap - 1 2 13 15 - fi - PAXUTILS_SRCDIR=paxutils - ;; -esac - -if [ -r $PAXUTILS_SRCDIR/gnulib.modules ]; then - gnulib_modules=` - (echo "$gnulib_modules"; grep '^[^#]' $PAXUTILS_SRCDIR/gnulib.modules) | - sort -u - ` +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 $? - git submodule update || exit $? + git submodule init -- "$gnulib_path" || exit $? + git submodule update -- "$gnulib_path" || exit $? - elif [ ! -d gnulib ]; then + elif [ ! -d "$gnulib_path" ]; then echo "$0: getting gnulib files..." trap cleanup_gnulib 1 2 13 15 - git clone --help|grep depth > /dev/null && shallow='--depth 2' || shallow= - git clone $shallow git://git.sv.gnu.org/gnulib || - "cleanup $1" + shallow= + git clone -h 2>&1 | grep -- --depth > /dev/null && shallow='--depth 2' + git clone $shallow git://git.sv.gnu.org/gnulib "$gnulib_path" || + cleanup_gnulib trap - 1 2 13 15 fi - GNULIB_SRCDIR=gnulib + GNULIB_SRCDIR=$gnulib_path ;; *) - # Redirect the gnulib submodule to the directory on the command line - # if possible. - if test -d "$GNULIB_SRCDIR"/.git && \ - git_modules_config submodule.gnulib.url >/dev/null; then - git submodule init - GNULIB_SRCDIR=`cd $GNULIB_SRCDIR && pwd` - git config --replace-all submodule.gnulib.url $GNULIB_SRCDIR + # 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..." - git submodule update || exit $? - GNULIB_SRCDIR=gnulib + if git submodule -h|grep -- --reference > /dev/null; then + # Prefer the one-liner available in git 1.6.4 or newer. + git submodule update --init --reference "$GNULIB_SRCDIR" \ + "$gnulib_path" || exit $? + else + # This fallback allows at least git 1.5.5. + if test -f "$gnulib_path"/gnulib-tool; then + # Since file already exists, assume submodule init already complete. + git submodule update -- "$gnulib_path" || exit $? + else + # Older git can't clone into an empty directory. + rmdir "$gnulib_path" 2>/dev/null + git clone --reference "$GNULIB_SRCDIR" \ + "$(git_modules_config submodule.gnulib.url)" "$gnulib_path" \ + && git submodule init -- "$gnulib_path" \ + && git submodule update -- "$gnulib_path" \ + || exit $? + fi + fi + GNULIB_SRCDIR=$gnulib_path fi ;; 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}" "$@"' \ + $ignored "$GNULIB_SRCDIR/build-aux/bootstrap" \ + "$0" "$@" --no-bootstrap-sync + } +fi + gnulib_tool=$GNULIB_SRCDIR/gnulib-tool -<$gnulib_tool || exit +<$gnulib_tool || exit $? # Get translations. download_po_files() { subdir=$1 domain=$2 - echo "$0: getting translations into $subdir for $domain..." - cmd=`printf "$po_download_command_format" "$domain" "$subdir"` + echo "$me: getting translations into $subdir for $domain..." + cmd=$(printf "$po_download_command_format" "$domain" "$subdir") + eval "$cmd" && return + # Fallback to HTTP. + cmd=$(printf "$po_download_command_format2" "$subdir" "$domain") eval "$cmd" } -# Download .po files to $po_dir/.reference and copy only the new +# Mirror .po files to $po_dir/.reference and copy only the new # or modified ones into $po_dir. Also update $po_dir/LINGUAS. +# Note po files that exist locally only are left in $po_dir but will +# not be included in LINGUAS and hence will not be distributed. update_po_files() { # Directory containing primary .po files. # Overwrite them only when we're sure a .po file is new. po_dir=$1 domain=$2 - # Download *.po files into this dir. + # Mirror *.po files into this dir. # Usually contains *.s1 checksum files. ref_po_dir="$po_dir/.reference" test -d $ref_po_dir || mkdir $ref_po_dir || return download_po_files $ref_po_dir $domain \ && ls "$ref_po_dir"/*.po 2>/dev/null | - sed 's|.*/||; s|\.po$||' > "$po_dir/LINGUAS" + sed 's|.*/||; s|\.po$||' > "$po_dir/LINGUAS" || return - langs=`cd $ref_po_dir && echo *.po|sed 's/\.po//g'` + langs=$(cd $ref_po_dir && echo *.po | sed 's/\.po//g') test "$langs" = '*' && langs=x for po in $langs; do case $po in x) continue;; esac new_po="$ref_po_dir/$po.po" cksum_file="$ref_po_dir/$po.s1" if ! test -f "$cksum_file" || - ! test -f "$po_dir/$po.po" || - ! sha1sum -c --status "$cksum_file" < "$new_po" > /dev/null; then - echo "updated $po_dir/$po.po..." - cp "$new_po" "$po_dir/$po.po" && sha1sum < "$new_po" > "$cksum_file" + ! test -f "$po_dir/$po.po" || + ! $SHA1SUM -c "$cksum_file" < "$new_po" > /dev/null 2>&1; then + echo "$me: updated $po_dir/$po.po..." + cp "$new_po" "$po_dir/$po.po" \ + && $SHA1SUM < "$new_po" > "$cksum_file" || return fi done } @@ -354,241 +817,114 @@ case $SKIP_PO in fi;; esac -symlink_to_dir() -{ - src=$1/$2 - dst=${3-$2} +version_controlled_file() { + parent=$1 + file=$2 + if test -d .git; then + git rm -n "$file" > /dev/null 2>&1 + elif test -d .svn; then + svn log -r HEAD "$file" > /dev/null 2>&1 + elif test -d CVS; then + grep -F "/${file##*/}/" "$parent/CVS/Entries" 2>/dev/null | + grep '^/[^/]*/[0-9]' > /dev/null + else + warn_ "no version control for $file?" + false + fi +} - test -f "$src" && { +# NOTE: we have to be careful to run both autopoint and libtoolize +# before gnulib-tool, since gnulib-tool is likely to provide newer +# versions of files "installed" by these two programs. +# Then, *after* gnulib-tool (see below), we have to be careful to +# run autoreconf in such a way that it does not run either of these +# two just-pre-run programs. - # If the destination directory doesn't exist, create it. - # This is required at least for "lib/uniwidth/cjk.h". - dst_dir=`dirname "$dst"` - if ! test -d "$dst_dir"; then - mkdir -p "$dst_dir" +# Import from gettext. +with_gettext=yes +grep '^[ ]*AM_GNU_GETTEXT_VERSION(' configure.ac >/dev/null || \ + with_gettext=no - # If we've just created a directory like lib/uniwidth, - # tell version control system(s) it's ignorable. - # FIXME: for now, this does only one level - parent=`dirname "$dst_dir"` - for dot_ig in x $vc_ignore; do - test $dot_ig = x && continue - ig=$parent/$dot_ig - insert_sorted_if_absent $ig `echo "$dst_dir"|sed 's,.*/,,'` - done - fi +if test $with_gettext = yes || test $use_libtool = 1; then - if $copy; then - { - test ! -h "$dst" || { - echo "$0: rm -f $dst" && - rm -f "$dst" - } - } && - test -f "$dst" && - cmp -s "$src" "$dst" || { - echo "$0: cp -fp $src $dst" && - cp -fp "$src" "$dst" - } - else - test -h "$dst" && - src_ls=`ls -diL "$src" 2>/dev/null` && set $src_ls && src_i=$1 && - dst_ls=`ls -diL "$dst" 2>/dev/null` && set $dst_ls && dst_i=$1 && - test "$src_i" = "$dst_i" || { - dot_dots= - case $src in - /*) ;; - *) - case /$dst/ in - /./*) ;; - *//* | */../* | */./* | /*/*/*/*/*/) - echo >&2 "$0: invalid symlink calculation: $src -> $dst" - exit 1;; - /*/*/*/*/) dot_dots=../../../;; |