X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=build-aux%2Fbootstrap;h=e31d17df58411168c8956b5b52f7ecf210316d65;hb=533101a268dc5015a140ff4695d8eeb04fbe57b6;hp=e8c399829ea24f94b75fd875fa3a688c8d8a643e;hpb=1602f0afed21be664fcf5c42d59db07cc22c56d6;p=gnulib.git diff --git a/build-aux/bootstrap b/build-aux/bootstrap index e8c399829..e31d17df5 100755 --- a/build-aux/bootstrap +++ b/build-aux/bootstrap @@ -1,10 +1,10 @@ #! /bin/sh # Print a version string. -scriptversion=2011-12-21.09; # UTC +scriptversion=2013-08-15.22; # 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 @@ -36,6 +36,10 @@ 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 me=$0 @@ -73,6 +77,33 @@ 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 @@ -87,9 +118,9 @@ gnulib_files= : ${AUTOPOINT=autopoint} : ${AUTORECONF=autoreconf} -# A function to be called to edit gnulib.mk right after it's created. +# A function to be called right after gnulib-tool is run. # Override it via your own definition in bootstrap.conf. -gnulib_mk_hook() { :; } +bootstrap_post_import_hook() { :; } # A function to be called after everything else in this script. # Override it via your own definition in bootstrap.conf. @@ -109,24 +140,26 @@ po_download_command_format2=\ "wget --mirror -nd -q -np -A.po -P '%s' \ http://translationproject.org/latest/%s/" +# Prefer a non-empty tarname (4th argument of AC_INIT if given), else +# fall back to the package name (1st argument with munging) extract_package_name=' - /^AC_INIT(/{ - /.*,.*,.*, */{ - s/// - s/[][]//g - s/)$// + /^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 } ' -package=`sed -n "$extract_package_name" configure.ac` || exit +package=$(sed -n "$extract_package_name" configure.ac) \ + || die 'cannot find package name in configure.ac' gnulib_name=lib$package build_aux=build-aux @@ -176,12 +209,18 @@ bootstrap_sync=false # Use git to update gnulib sources use_git=true +check_exists() { + ($1 --version /dev/null 2>&1 + 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 (i.e., -# supports --version). If found, set ENVVAR to the program name, -# die otherwise. +# 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=$1 @@ -189,31 +228,21 @@ find_tool () find_tool_names=$@ eval "find_tool_res=\$$find_tool_envvar" if test x"$find_tool_res" = x; then - for i - do - if ($i --version /dev/null 2>&1; then - find_tool_res=$i - break + for i; do + if check_exists $i; then + find_tool_res=$i + break fi done - else - find_tool_error_prefix="\$$find_tool_envvar: " fi if test x"$find_tool_res" = x; then - echo >&2 "$me: one of these is required: $find_tool_names" - exit 1 + warn_ "one of these is required: $find_tool_names;" + die "alternatively set $find_tool_envvar to a compatible tool" fi - ($find_tool_res --version /dev/null 2>&1 || { - echo >&2 "$me: ${find_tool_error_prefix}cannot run $find_tool_res --version" - exit 1 - } eval "$find_tool_envvar=\$find_tool_res" eval "export $find_tool_envvar" } -# Find sha1sum, named gsha1sum on MacPorts, and shasum on MacOS 10.6. -find_tool SHA1SUM sha1sum gsha1sum shasum - # Override the default configuration, if necessary. # Make sure that bootstrap.conf is sourced from the current directory # if we were invoked as "sh bootstrap". @@ -225,13 +254,12 @@ esac # Extra files from gnulib, which override files from other sources. test -z "${gnulib_extra_files}" && \ gnulib_extra_files=" - $build_aux/install-sh - $build_aux/missing - $build_aux/mdate-sh - $build_aux/texinfo.tex - $build_aux/depcomp - $build_aux/config.guess - $build_aux/config.sub + build-aux/install-sh + build-aux/mdate-sh + build-aux/texinfo.tex + build-aux/depcomp + build-aux/config.guess + build-aux/config.sub doc/INSTALL " @@ -252,7 +280,7 @@ do usage exit;; --gnulib-srcdir=*) - GNULIB_SRCDIR=`expr "X$option" : 'X--gnulib-srcdir=\(.*\)'`;; + GNULIB_SRCDIR=${option#--gnulib-srcdir=};; --skip-po) SKIP_PO=t;; --force) @@ -266,62 +294,56 @@ do --no-git) use_git=false;; *) - echo >&2 "$0: $option: unknown option" - exit 1;; + die "$option: unknown option";; esac done -if $use_git || test -d "$GNULIB_SRCDIR"; then - : -else - echo "$0: Error: --no-git requires --gnulib-srcdir" >&2 - exit 1 -fi +$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 "$0: Bootstrapping from a non-checked-out distribution is risky." >&2 - exit 1 + die "Bootstrapping from a non-checked-out distribution is risky." fi -# Ensure that lines starting with ! sort last, per gitignore conventions -# for whitelisting exceptions after a more generic blacklist pattern. -sort_patterns() { - sort -u "$@" | 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 - $file > /dev/null \ - || { echo "$str" | sort_patterns - $file > $file.bak \ - && mv $file.bak $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_sorted_if_absent. +# insert_if_absent. insert_vc_ignore() { vc_ignore_file="$1" pattern="$2" case $vc_ignore_file in *.gitignore) - # A .gitignore entry that does not start with `/' applies - # recursively to subdirectories, so prepend `/' to every + # A .gitignore entry that does not start with '/' applies + # recursively to subdirectories, so prepend '/' to every # .gitignore entry. - pattern=`echo "$pattern" | sed s,^,/,`;; + 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. @@ -330,11 +352,8 @@ 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. @@ -423,31 +442,47 @@ check_versions() { $use_git || continue fi # Honor $APP variables ($TAR, $AUTOCONF, etc.) - appvar=`echo $app | tr '[a-z]-' '[A-Z]_'` + appvar=$(echo $app | LC_ALL=C tr '[a-z]-' '[A-Z]_') test "$appvar" = TAR && appvar=AMTAR case $appvar in GZIP) ;; # Do not use $GZIP: it contains gzip options. *) eval "app=\${$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 + } ;; + 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. - $app --version >/dev/null 2>&1 - if [ 126 -le $? ]; then - echo "$me: Error: '$app' not found" >&2 + if ! check_exists $app; then + warn_ "Error: '$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 - echo "$me: Error: '$app' not found" >&2 + warn_ "Error: '$app' not found" ret=1 else latest_ver=$(sort_ver $req_ver $inst_ver | cut -d' ' -f2) if [ ! "$latest_ver" = "$inst_ver" ]; then - echo "$me: Error: '$app' version == $inst_ver is too old" >&2 - echo " '$app' version >= $req_ver is required" >&2 + warnf_ '%s\n' \ + "Error: '$app' version == $inst_ver is too old" \ + " '$app' version >= $req_ver is required" ret=1 fi fi @@ -465,6 +500,12 @@ print_versions() { # can't depend on column -t } +# Find sha1sum, named gsha1sum on MacPorts, shasum on Mac OS X 10.6. +# Also find the compatible sha1 utility on the BSDs +if test x"$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, @@ -492,10 +533,8 @@ 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 - : -else +if test -d "$local_gl_dir" \ + && ! find "$local_gl_dir" -name '*.diff' -exec false {} +; then case $buildreq in *patch*) ;; *) buildreq="patch - @@ -506,20 +545,19 @@ fi if ! printf "$buildreq" | check_versions; then echo >&2 if test -f README-prereq; then - echo "$0: See README-prereq for how to get the prerequisite programs" >&2 + die "See README-prereq for how to get the prerequisite programs" else - echo "$0: Please install the prerequisite programs" >&2 + die "Please install the prerequisite programs" fi - exit 1 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 + elif check_exists git-merge-changelog; then echo "$0: initializing git-merge-changelog driver" git config merge.merge-changelog.name 'GNU-style ChangeLog merge driver' git config merge.merge-changelog.driver 'git-merge-changelog %O %A %B' @@ -539,13 +577,17 @@ git_modules_config () { test -f .gitmodules && git config --file .gitmodules "$@" } -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 $? @@ -566,8 +608,8 @@ case ${GNULIB_SRCDIR--} in GNULIB_SRCDIR=$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 @@ -593,18 +635,25 @@ case ${GNULIB_SRCDIR--} in ;; 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 gnulib_tool=$GNULIB_SRCDIR/gnulib-tool -<$gnulib_tool || exit +<$gnulib_tool || exit $? # Get translations. @@ -612,10 +661,10 @@ download_po_files() { subdir=$1 domain=$2 echo "$me: getting translations into $subdir for $domain..." - cmd=`printf "$po_download_command_format" "$domain" "$subdir"` + cmd=$(printf "$po_download_command_format" "$domain" "$subdir") eval "$cmd" && return # Fallback to HTTP. - cmd=`printf "$po_download_command_format2" "$subdir" "$domain"` + cmd=$(printf "$po_download_command_format2" "$subdir" "$domain") eval "$cmd" } @@ -638,7 +687,7 @@ update_po_files() { && ls "$ref_po_dir"/*.po 2>/dev/null | 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 $po in x) continue;; esac @@ -646,11 +695,10 @@ update_po_files() { cksum_file="$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 + ! $SHA1SUM -c "$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" + && $SHA1SUM < "$new_po" > "$cksum_file" || return fi done } @@ -675,18 +723,18 @@ symlink_to_dir() # If the destination directory doesn't exist, create it. # This is required at least for "lib/uniwidth/cjk.h". - dst_dir=`dirname "$dst"` + 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 "$dst_dir"` + parent=$(dirname "$dst_dir") for dot_ig in x $vc_ignore; do test $dot_ig = x && continue ig=$parent/$dot_ig - insert_vc_ignore $ig `echo "$dst_dir"|sed 's,.*/,,'` + insert_vc_ignore $ig "${dst_dir##*/}" done fi @@ -710,10 +758,10 @@ symlink_to_dir() # so that broken tools aren't confused into skipping needed builds. See # . 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=$1 && + src_ls=$(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" "$dst"` && + both_ls=$(ls -dt "$src" "$dst") && test "X$both_ls" = "X$dst$nl$src" || { dot_dots= case $src in @@ -721,11 +769,10 @@ symlink_to_dir() *) case /$dst/ in *//* | */../* | */./* | /*/*/*/*/*/) - echo >&2 "$me: invalid symlink calculation: $src -> $dst" - exit 1;; - /*/*/*/*/) dot_dots=../../../;; - /*/*/*/) dot_dots=../../;; - /*/*/) dot_dots=../;; + die "invalid symlink calculation: $src -> $dst";; + /*/*/*/*/) dot_dots=../../../;; + /*/*/*/) dot_dots=../../;; + /*/*/) dot_dots=../;; esac;; esac @@ -736,6 +783,22 @@ symlink_to_dir() } } +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 +} + # 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. @@ -748,37 +811,54 @@ with_gettext=yes grep '^[ ]*AM_GNU_GETTEXT_VERSION(' configure.ac >/dev/null || \ with_gettext=no -if test $with_gettext = yes; then - # Released autopoint has the tendency to install macros that have been - # obsoleted in current gnulib, so run this before gnulib-tool. - echo "$0: $AUTOPOINT --force" - $AUTOPOINT --force || exit -fi +if test $with_gettext = yes || test $use_libtool = 1; then -# Autoreconf runs aclocal before libtoolize, which causes spurious -# warnings if the initial aclocal is confused by the libtoolized -# (or worse out-of-date) macro directory. -if grep '^[ ]*LT_INIT' configure.ac >/dev/null; then - echo "running: $LIBTOOLIZE --copy --install" - $LIBTOOLIZE --copy --install -fi + tempbase=.bootstrap$$ + trap "rm -f $tempbase.0 $tempbase.1" 1 2 13 15 -version_controlled_file() { - dir=$1 - file=$2 - found=no - if test -d CVS; then - grep -F "/$file/" $dir/CVS/Entries 2>/dev/null | - grep '^/[^/]*/[0-9]' > /dev/null && found=yes - elif test -d .git; then - git rm -n "$dir/$file" > /dev/null 2>&1 && found=yes - elif test -d .svn; then - svn log -r HEAD "$dir/$file" > /dev/null 2>&1 && found=yes - else - echo "$me: no version control for $dir/$file?" >&2 + > $tempbase.0 > $tempbase.1 && + find . ! -type d -print | sort > $tempbase.0 || exit + + if test $with_gettext = yes; then + # Released autopoint has the tendency to install macros that have been + # obsoleted in current gnulib, so run this before gnulib-tool. + echo "$0: $AUTOPOINT --force" + $AUTOPOINT --force || exit fi - test $found = yes -} + + # Autoreconf runs aclocal before libtoolize, which causes spurious + # warnings if the initial aclocal is confused by the libtoolized + # (or worse out-of-date) macro directory. + # libtoolize 1.9b added the --install option; but we support back + # to libtoolize 1.5.22, where the install action was default. + if test $use_libtool = 1; then + install= + case $($LIBTOOLIZE --help) in + *--install*) install=--install ;; + esac + echo "running: $LIBTOOLIZE $install --copy" + $LIBTOOLIZE $install --copy + fi + + find . ! -type d -print | sort >$tempbase.1 + old_IFS=$IFS + IFS=$nl + for file in $(comm -13 $tempbase.0 $tempbase.1); do + IFS=$old_IFS + parent=${file%/*} + version_controlled_file "$parent" "$file" || { + for dot_ig in x $vc_ignore; do + test $dot_ig = x && continue + ig=$parent/$dot_ig + insert_vc_ignore "$ig" "${file##*/}" + done + } + done + IFS=$old_IFS + + rm -f $tempbase.0 $tempbase.1 + trap - 1 2 13 15 +fi # Import from gnulib. @@ -804,9 +884,13 @@ echo "$0: $gnulib_tool $gnulib_tool_options --import ..." $gnulib_tool $gnulib_tool_options --import $gnulib_modules && for file in $gnulib_files; do - symlink_to_dir "$GNULIB_SRCDIR" $file || exit + symlink_to_dir "$GNULIB_SRCDIR" $file \ + || die "failed to symlink $file" done +bootstrap_post_import_hook \ + || die "bootstrap_post_import_hook failed" + # Remove any dangling symlink matching "*.m4" or "*.[ch]" in some # gnulib-populated directories. Such .m4 files would cause aclocal to fail. # The following requires GNU find 4.2.3 or newer. Considering the usual @@ -819,21 +903,32 @@ find "$m4_base" "$source_base" \ -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. +case $($AUTORECONF --help) in + *--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 \ - || exit 1 +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. for file in $gnulib_extra_files; do case $file in */INSTALL) dst=INSTALL;; - build-aux/*) dst=$build_aux/`expr "$file" : 'build-aux/\(.*\)'`;; + build-aux/*) dst=$build_aux/${file#build-aux/};; *) dst=$file;; esac - symlink_to_dir "$GNULIB_SRCDIR" $file $dst || exit + symlink_to_dir "$GNULIB_SRCDIR" $file $dst \ + || die "failed to symlink $file" done if test $with_gettext = yes; then @@ -849,7 +944,19 @@ if test $with_gettext = yes; then a\ '"$XGETTEXT_OPTIONS"' $${end_of_xgettext_options+} } - ' po/Makevars.template >po/Makevars || exit 1 + ' po/Makevars.template >po/Makevars \ + || die 'cannot generate po/Makevars' + + # If the 'gettext' module is in use, grab the latest Makefile.in.in. + # If only the 'gettext-h' module is in use, assume autopoint already + # put the correct version of this file into place. + case $gnulib_modules in + *gettext-h*) ;; + *gettext*) + cp $GNULIB_SRCDIR/build-aux/po/Makefile.in.in po/Makefile.in.in \ + || die "cannot create po/Makefile.in.in" + ;; + esac if test -d runtime-po; then # Similarly for runtime-po/Makevars, but not quite the same. @@ -863,7 +970,8 @@ if test $with_gettext = yes; then a\ '"$XGETTEXT_OPTIONS_RUNTIME"' $${end_of_xgettext_options+} } - ' po/Makevars.template >runtime-po/Makevars || exit 1 + ' po/Makevars.template >runtime-po/Makevars \ + || die 'cannot generate runtime-po/Makevars' # Copy identical files from po to runtime-po. (cd po && cp -p Makefile.in.in *-quot *.header *.sed *.sin ../runtime-po)