diff options
Diffstat (limited to 'bootstrap-funclib.sh')
-rw-r--r-- | bootstrap-funclib.sh | 717 |
1 files changed, 704 insertions, 13 deletions
diff --git a/bootstrap-funclib.sh b/bootstrap-funclib.sh index 46aa0057..9e47e0d8 100644 --- a/bootstrap-funclib.sh +++ b/bootstrap-funclib.sh @@ -1,5 +1,7 @@ # A library of shell functions for autopull.sh, autogen.sh, and bootstrap. +scriptlibversion=2022-12-27.16; # UTC + # Copyright (C) 2003-2023 Free Software Foundation, Inc. # # This program is free software: you can redistribute it and/or modify @@ -23,8 +25,6 @@ # file also maintained in your version control; gnulib comes with a # template build-aux/bootstrap.conf to get you started. -scriptversion=2022-07-24.15; # UTC - nl=' ' @@ -38,7 +38,7 @@ PERL="${PERL-perl}" default_gnulib_url=https://git.savannah.gnu.org/git/gnulib.git # Copyright year, for the --version output. -copyright_year=`echo "$scriptversion" | sed -e 's/[^0-9].*//'` +copyright_year=`echo "$scriptlibversion" | sed -e 's/[^0-9].*//'` copyright="Copyright (C) ${copyright_year} Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>. This is free software: you are free to change and redistribute it. @@ -501,7 +501,7 @@ prepare_GNULIB_SRCDIR () elif [ ! -d "$gnulib_path" ]; then echo "$0: getting gnulib files..." - trap cleanup_gnulib 1 2 13 15 + trap cleanup_gnulib HUP INT PIPE TERM shallow= if test -z "$GNULIB_REVISION"; then @@ -531,7 +531,7 @@ prepare_GNULIB_SRCDIR () git -C "$gnulib_path" reset --hard FETCH_HEAD fi - trap - 1 2 13 15 + trap - HUP INT PIPE TERM fi fi GNULIB_SRCDIR=$gnulib_path @@ -554,18 +554,28 @@ prepare_GNULIB_SRCDIR () upgrade_bootstrap () { - { cmp -s "$medir"/bootstrap "$GNULIB_SRCDIR/top/bootstrap" \ - && cmp -s "$medir"/bootstrap-funclib.sh "$GNULIB_SRCDIR/top/bootstrap-funclib.sh" \ - && cmp -s "$medir"/autopull.sh "$GNULIB_SRCDIR/top/autopull.sh" \ - && cmp -s "$medir"/autogen.sh "$GNULIB_SRCDIR/top/autogen.sh"; \ - } || { - echo "$0: updating bootstrap & companions and restarting..." + if test -f "$medir"/bootstrap-funclib.sh; then + update_lib=true + { cmp -s "$medir"/bootstrap "$GNULIB_SRCDIR/top/bootstrap" \ + && cmp -s "$medir"/bootstrap-funclib.sh "$GNULIB_SRCDIR/top/bootstrap-funclib.sh" \ + && cmp -s "$medir"/autopull.sh "$GNULIB_SRCDIR/top/autopull.sh" \ + && cmp -s "$medir"/autogen.sh "$GNULIB_SRCDIR/top/autogen.sh"; \ + } + else + update_lib=false + cmp -s "$medir"/bootstrap "$GNULIB_SRCDIR/build-aux/bootstrap" + fi || { + if $update_lib; then + echo "$0: updating bootstrap & companions and restarting..." + else + echo "$0: updating bootstrap and restarting..." + fi case $(sh -c 'echo "$1"' -- a) in a) ignored=--;; *) ignored=ignored;; esac exec sh -c \ - '{ if test -f "$1"; then cp "$1" "$3"; else cp "$2" "$3"; fi; } && { if test -f "$4"; then cp "$4" "$5"; else rm -f "$5"; fi; } && { if test -f "$6"; then cp "$6" "$7"; else rm -f "$7"; fi; } && { if test -f "$8"; then cp "$8" "$9"; else rm -f "$9"; fi; } && shift && shift && shift && shift && shift && shift && shift && shift && shift && exec "${CONFIG_SHELL-/bin/sh}" "$@"' \ + '{ if '$update_lib' && test -f "$1"; then cp "$1" "$3"; else cp "$2" "$3"; fi; } && { if '$update_lib' && test -f "$4"; then cp "$4" "$5"; else rm -f "$5"; fi; } && { if '$update_lib' && test -f "$6"; then cp "$6" "$7"; else rm -f "$7"; fi; } && { if '$update_lib' && test -f "$8"; then cp "$8" "$9"; else rm -f "$9"; fi; } && shift && shift && shift && shift && shift && shift && shift && shift && shift && exec "${CONFIG_SHELL-/bin/sh}" "$@"' \ $ignored \ "$GNULIB_SRCDIR/top/bootstrap" "$GNULIB_SRCDIR/build-aux/bootstrap" "$medir/bootstrap" \ "$GNULIB_SRCDIR/top/bootstrap-funclib.sh" "$medir/bootstrap-funclib.sh" \ @@ -583,11 +593,692 @@ else use_gnulib=true fi +# -------- Fetch auxiliary files from the network. -------------------------- + +autopull_usage() { + cat <<EOF +Usage: $me [OPTION]... +Bootstrap this package from the checked-out sources. + +Optional environment variables: + GNULIB_SRCDIR Specifies the local directory where gnulib + sources reside. Use this if you already + have gnulib sources on your machine, and + you want to use these sources. + GNULIB_REFDIR Specifies the local directory where a gnulib + repository (with a .git subdirectory) resides. + Use this if you already have gnulib sources + and history on your machine, and do not want + to waste your bandwidth downloading them again. + GNULIB_URL Cloneable URL of the gnulib repository. + +Options: + --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 + --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 or the --gnulib-srcdir option + points to a gnulib repository with the correct + revision + --skip-po do not download po files +EOF + bootstrap_print_option_usage_hook + cat <<EOF +If the file bootstrap.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. + +Gnulib sources can be fetched in various ways: + + * If the environment variable GNULIB_SRCDIR is set (either as an + environment variable or via the --gnulib-srcdir option), then sources + are fetched from that local directory. If it is a git repository and + the configuration variable GNULIB_REVISION is set in bootstrap.conf, + then that revision is checked out. + + * Otherwise, if this package is in a git repository with a 'gnulib' + submodule configured, then that submodule is initialized and updated + and sources are fetched from there. If GNULIB_REFDIR is set (either + as an environment variable or via the --gnulib-refdir option) and is + a git repository, then it is used as a reference. + + * Otherwise, if the 'gnulib' directory does not exist, Gnulib sources + are cloned into that directory using git from \$GNULIB_URL, defaulting + to $default_gnulib_url. + If the configuration variable GNULIB_REVISION is set in bootstrap.conf, + then that revision is checked out. + + * Otherwise, the existing Gnulib sources in the 'gnulib' directory are + used. If it is a git repository and the configuration variable + GNULIB_REVISION is set in bootstrap.conf, then that revision is + checked out. + +If you maintain a package and want to pin a particular revision of the +Gnulib sources that has been tested with your package, then there are +two possible approaches: either configure a 'gnulib' submodule with the +appropriate revision, or set GNULIB_REVISION (and if necessary +GNULIB_URL) in bootstrap.conf. + +Running without arguments will suffice in most cases. +EOF +} + +# Fetch auxiliary files that are omitted from the version control +# repository of this package. +autopull() +{ + # 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 + + # Parse options. + + # Use git to update gnulib sources + use_git=true + + for option + do + case $option in + --help) + autopull_usage + return;; + --version) + set -e + echo "autopull.sh $scriptlibversion" + echo "$copyright" + return 0 + ;; + --skip-po) + SKIP_PO=t;; + --force) + checkout_only_file=;; + --bootstrap-sync) + bootstrap_sync=true;; + --no-bootstrap-sync) + bootstrap_sync=false;; + --no-git) + use_git=false;; + *) + bootstrap_option_hook $option || die "$option: unknown option";; + esac + done + + $use_git || test -n "$GNULIB_SRCDIR" \ + || die "Error: --no-git requires \$GNULIB_SRCDIR environment variable or --gnulib-srcdir option" + test -z "$GNULIB_SRCDIR" || test -d "$GNULIB_SRCDIR" \ + || die "Error: \$GNULIB_SRCDIR environment variable or --gnulib-srcdir option is specified, but does not denote a directory" + + if test -n "$checkout_only_file" && test ! -r "$checkout_only_file"; then + die "Running this script from a non-checked-out distribution is risky." + fi + + check_build_prerequisites $use_git + + if $use_gnulib || $bootstrap_sync; then + prepare_GNULIB_SRCDIR + if $bootstrap_sync; then + upgrade_bootstrap + fi + fi + + # Find sha1sum, named gsha1sum on MacPorts, shasum on Mac OS X 10.6. + # Also find the compatible sha1 utility on the BSDs + if test x"$SKIP_PO" = x; then + find_tool SHA1SUM sha1sum gsha1sum shasum sha1 + fi + + # See if we can use gnulib's git-merge-changelog merge driver. + if $use_git && test -d .git && check_exists git; then + if git config merge.merge-changelog.driver >/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' + else + echo "$0: consider installing git-merge-changelog from gnulib" + fi + fi + + case $SKIP_PO in + '') + if test -d po; then + update_po_files po $package || return + fi + + if test -d runtime-po; then + update_po_files runtime-po $package-runtime || return + fi;; + esac + + # --------------------------------------------------------------------------- + + bootstrap_post_pull_hook \ + || die "bootstrap_post_pull_hook failed" + + # Don't proceed if there are uninitialized submodules. In particular, + # autogen.sh will remove dangling links, which might be links into + # uninitialized submodules. + # But it's OK if the 'gnulib' submodule is uninitialized, as long as + # GNULIB_SRCDIR is set. + if $use_git; then + # Uninitialized submodules are listed with an initial dash. + uninitialized=`git submodule | grep '^-' | awk '{ print $2 }'` + if test -n "$GNULIB_SRCDIR"; then + uninitialized=`echo "$uninitialized" | grep -v '^gnulib$'` + fi + if test -n "$uninitialized"; then + die "Some git submodules are not initialized: "`echo "$uninitialized" | tr '\n' ',' | sed -e 's|,$|.|'`" Either use option '--no-git', or run 'git submodule update --init' and bootstrap again." + fi + fi + + echo "$0: done. Now you can run './autogen.sh'." +} + +# ----------------------------- Get translations. ----------------------------- + +download_po_files() { + subdir=$1 + domain=$2 + echo "$me: getting translations into $subdir for $domain..." + cmd=$(printf "$po_download_command_format" "$subdir" "$domain") + eval "$cmd" +} + +# 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=$2 + + # Mirror *.po files into this dir. + # Usually contains *.s1 checksum files. + ref_po_dir="$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" || return + + 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" || + ! $SHA1SUM -c "$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 +} + +# -------- Generate files automatically from existing sources. -------------- + +autogen_usage() { + cat <<EOF +Usage: $me [OPTION]... +Bootstrap this package from the checked-out sources. + +Optional environment variables: + GNULIB_SRCDIR Specifies the local directory where gnulib + sources reside. Use this if you already + have gnulib sources on your machine, and + you want to use these sources. + +Options: + --copy copy files instead of creating symbolic links + --force attempt to bootstrap even if the sources seem + not to have been checked out +EOF + bootstrap_print_option_usage_hook + cat <<EOF +If the file bootstrap.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. + +Gnulib sources are assumed to be present: + * in \$GNULIB_SRCDIR, if that environment variable is set, + * otherwise, in the 'gnulib' submodule, if such a submodule is configured, + * otherwise, in the 'gnulib' subdirectory. + +Running without arguments will suffice in most cases. +EOF +} + + +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 $file?" + false + fi +} + +# Strip blank and comment lines to leave significant entries. +gitignore_entries() { + sed '/^#/d; /^$/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 + 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" +} + +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" "$dst" + } + else + # Leave any existing symlink alone, if it already points to the source, + # so that broken build tools that care about symlink times + # aren't confused into doing unnecessary builds. Conversely, if the + # existing symlink's timestamp is older than the source, make it afresh, + # so that broken tools aren't confused into skipping needed builds. See + # <https://lists.gnu.org/r/bug-gnulib/2011-05/msg00326.html>. + test -h "$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 + } +} + +# Regenerate all autogeneratable files that are omitted from the +# version control repository. In particular, regenerate all +# aclocal.m4, config.h.in, Makefile.in, configure files with new +# versions of autoconf or automake. +autogen() +{ + # 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 + + # Environment variables that may be set by the user. + : "${AUTOPOINT=autopoint}" + : "${AUTORECONF=autoreconf}" + + if test "$vc_ignore" = auto; then + vc_ignore= + test -d .git && vc_ignore=.gitignore + test -d CVS && vc_ignore="$vc_ignore .cvsignore" + fi + + + # Parse options. + + # Whether to use copies instead of symlinks. + copy=false + + for option + do + case $option in + --help) + autogen_usage + return;; + --version) + set -e + echo "autogen.sh $scriptlibversion" + echo "$copyright" + return 0 + ;; + --force) + checkout_only_file=;; + --copy) + copy=true;; + *) + bootstrap_option_hook $option || die "$option: unknown option";; + esac + done + + test -z "$GNULIB_SRCDIR" || test -d "$GNULIB_SRCDIR" \ + || die "Error: \$GNULIB_SRCDIR environment variable or --gnulib-srcdir option is specified, but does not denote a directory" + + if test -n "$checkout_only_file" && test ! -r "$checkout_only_file"; then + die "Running this script from a non-checked-out distribution is risky." + fi + + if $use_gnulib; then + if test -z "$GNULIB_SRCDIR"; then + gnulib_path=$(test -f .gitmodules && git config --file .gitmodules submodule.gnulib.path) + test -z "$gnulib_path" && gnulib_path=gnulib + GNULIB_SRCDIR=$gnulib_path + fi + fi + + # Die if there is no AC_CONFIG_AUX_DIR($build_aux) line in configure.ac. + found_aux_dir=no + 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 + 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. + if test ! -d $build_aux; then + mkdir $build_aux + for dot_ig in x $vc_ignore; do + test $dot_ig = x && continue + insert_vc_ignore $dot_ig $build_aux + done + fi + + check_build_prerequisites false + + 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 + + if $use_gnulib; then + gnulib_tool=$GNULIB_SRCDIR/gnulib-tool + <$gnulib_tool || return + 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. + # 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. + + # Import from gettext. + with_gettext=yes + grep '^[ ]*AM_GNU_GETTEXT_VERSION(' configure.ac >/dev/null || \ + with_gettext=no + + if test $with_gettext = yes || test $use_libtool = 1; then + + tempbase=.bootstrap$$ + trap "rm -f $tempbase.0 $tempbase.1" HUP INT PIPE TERM + + > $tempbase.0 > $tempbase.1 && + find . ! -type d -print | sort > $tempbase.0 || return + + 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 || return + fi + + # 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 - HUP INT PIPE TERM + fi + + # Import from gnulib. + + if $use_gnulib; then + gnulib_tool_options="\ + --no-changelog\ + --aux-dir=$build_aux\ + --doc-base=$doc_base\ + --lib=$gnulib_name\ + --m4-base=$m4_base/\ + --source-base=$source_base/\ + --tests-base=$tests_base\ + --local-dir=$local_gl_dir\ + $gnulib_tool_option_extras\ + " + if test $use_libtool = 1; then + case "$gnulib_tool_options " in + *' --libtool '*) ;; + *) gnulib_tool_options="$gnulib_tool_options --libtool" ;; + esac + fi + echo "$0: $gnulib_tool $gnulib_tool_options --import ..." + $gnulib_tool $gnulib_tool_options --import $gnulib_modules \ + || die "gnulib-tool failed" + + for file in $gnulib_files; do + symlink_to_dir "$GNULIB_SRCDIR" $file \ + || die "failed to symlink $file" + done + fi + + bootstrap_post_import_hook \ + || die "bootstrap_post_import_hook failed" + + # Remove any dangling symlink matching "*.m4" or "*.[ch]" in some + # gnulib-populated directories. Such .m4 files would cause aclocal to fail. + # The following requires GNU find 4.2.3 or newer. Considering the usual + # portability constraints of this script, that may seem a very demanding + # requirement, but it should be ok. Ignore any failure, which is fine, + # since this is only a convenience to help developers avoid the relatively + # unusual case in which a symlinked-to .m4 file is git-removed from gnulib + # between successive runs of this script. + find "$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 $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/${file#build-aux/};; + *) dst=$file;; + esac + symlink_to_dir "$GNULIB_SRCDIR" $file $dst \ + || die "failed to symlink $file" + done + + if test $with_gettext = yes; then + # Create gettext configuration. + echo "$0: Creating po/Makevars from po/Makevars.template ..." + rm -f po/Makevars + sed ' + /^EXTRA_LOCALE_CATEGORIES *=/s/=.*/= '"$EXTRA_LOCALE_CATEGORIES"'/ + /^COPYRIGHT_HOLDER *=/s/=.*/= '"$COPYRIGHT_HOLDER"'/ + /^MSGID_BUGS_ADDRESS *=/s|=.*|= '"$MSGID_BUGS_ADDRESS"'| + /^XGETTEXT_OPTIONS *=/{ + s/$/ \\/ + a\ + '"$XGETTEXT_OPTIONS"' $${end_of_xgettext_options+} + } + ' po/Makevars.template >po/Makevars \ + || die 'cannot generate po/Makevars' + + # If the 'gettext' module is in use, grab the latest Makefile.in.in. + # If only the 'gettext-h' module is in use, assume autopoint already + # put the correct version of this file into place. + case $gnulib_modules in + *gettext-h*) ;; + *gettext*) + cp $GNULIB_SRCDIR/build-aux/po/Makefile.in.in po/Makefile.in.in \ + || die "cannot create po/Makefile.in.in" + ;; + esac + + if test -d runtime-po; then + # Similarly for runtime-po/Makevars, but not quite the same. + rm -f runtime-po/Makevars + sed ' + /^DOMAIN *=.*/s/=.*/= '"$package"'-runtime/ + /^subdir *=.*/s/=.*/= runtime-po/ + /^MSGID_BUGS_ADDRESS *=/s/=.*/= bug-'"$package"'@gnu.org/ + /^XGETTEXT_OPTIONS *=/{ + s/$/ \\/ + a\ + '"$XGETTEXT_OPTIONS_RUNTIME"' $${end_of_xgettext_options+} + } + ' 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) + fi + fi + + bootstrap_epilogue + + echo "$0: done. Now you can run './configure'." +} + # ---------------------------------------------------------------------------- # Local Variables: # eval: (add-hook 'before-save-hook 'time-stamp) -# time-stamp-start: "scriptversion=" +# time-stamp-start: "scriptlibversion=" # time-stamp-format: "%:y-%02m-%02d.%02H" # time-stamp-time-zone: "UTC0" # time-stamp-end: "; # UTC" |