From: Paul Eggert Date: Mon, 13 Dec 2021 07:34:06 +0000 (-0800) Subject: bootstrap: copy from Gnulib X-Git-Tag: v1.35~86 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=1f73735ba0ed493227d31504f9aee2a39b6ba164;p=thirdparty%2Ftar.git bootstrap: copy from Gnulib --- diff --git a/bootstrap b/bootstrap index d347c7dc..63e76dee 100755 --- a/bootstrap +++ b/bootstrap @@ -1,6 +1,6 @@ #! /bin/sh # Print a version string. -scriptversion=2015-08-24.08; # UTC +scriptversion=2021-04-11.09; # UTC # Bootstrap this package from checked-out sources. @@ -17,7 +17,7 @@ scriptversion=2015-08-24.08; # UTC # GNU General Public License for more details. # You should have received a copy of the GNU General Public License -# along with this program. If not, see . +# along with this program. If not, see . # Originally written by Paul Eggert. The canonical version of this # script is maintained as build-aux/bootstrap in gnulib, however, to @@ -42,11 +42,13 @@ export LC_ALL local_gl_dir=gl -# Honour $PERL, but work even if there is none +# Honor $PERL, but work even if there is none. PERL="${PERL-perl}" me=$0 +default_gnulib_url=https://git.savannah.gnu.org/git/gnulib.git + usage() { cat </dev/null) +if test -z "$package"; then + package=$(sed -n "$extract_package_name" configure.ac) \ + || die 'cannot find package name in configure.ac' +fi gnulib_name=lib$package build_aux=build-aux @@ -170,7 +219,15 @@ source_base=lib m4_base=m4 doc_base=doc tests_base=tests -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 +" # Additional gnulib-tool options to use. Use "\newline" to break lines. gnulib_tool_option_extras= @@ -256,6 +313,47 @@ find_tool () eval "export $find_tool_envvar" } +# Strip blank and comment lines to leave significant entries. +gitignore_entries() { + sed '/^#/d; /^$/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/$2 @@ -296,9 +394,9 @@ symlink_to_dir() # Leave any existing symlink alone, if it already points to the source, # so that broken build tools that care about symlink times # aren't confused into doing unnecessary builds. Conversely, if the - # existing symlink's time stamp is older than the source, make it afresh, + # existing symlink's timestamp is older than the source, make it afresh, # so that broken tools aren't confused into skipping needed builds. See - # . + # . test -h "$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 && @@ -333,24 +431,18 @@ 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 "$vc_ignore" = auto; then vc_ignore= test -d .git && vc_ignore=.gitignore test -d CVS && vc_ignore="$vc_ignore .cvsignore" fi +if test x"$gnulib_modules$gnulib_files$gnulib_extra_files" = x; then + use_gnulib=false +else + use_gnulib=true +fi + # Translate configuration into internal form. # Parse options. @@ -361,6 +453,12 @@ do --help) usage exit;; + --version) + set -e + echo "bootstrap $scriptversion" + echo "$copyright" + exit 0 + ;; --gnulib-srcdir=*) GNULIB_SRCDIR=${option#--gnulib-srcdir=};; --skip-po) @@ -376,7 +474,7 @@ do --no-git) use_git=false;; *) - die "$option: unknown option";; + bootstrap_option_hook $option || die "$option: unknown option";; esac done @@ -387,47 +485,6 @@ if test -n "$checkout_only_file" && test ! -r "$checkout_only_file"; then die "Bootstrapping from a non-checked-out distribution is risky." 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" "$pattern" -} - # Die if there is no AC_CONFIG_AUX_DIR($build_aux) line in configure.ac. found_aux_dir=no grep '^[ ]*AC_CONFIG_AUX_DIR(\['"$build_aux"'\])' configure.ac \ @@ -487,28 +544,30 @@ sort_ver() { # sort -V is not generally available done } -get_version() { - app=$1 +get_version_sed=' +# Move version to start of line. +s/.*[v ]\([0-9]\)/\1/ - $app --version >/dev/null 2>&1 || { $app --version; return 1; } +# Skip lines that do not start with version. +/^[0-9]/!d - $app --version 2>&1 | - sed -n '# Move version to start of line. - s/.*[v ]\([0-9]\)/\1/ +# Remove characters after the version. +s/[^.a-z0-9-].*// - # Skip lines that do not start with version. - /^[0-9]/!d +# The first component must be digits only. +s/^\([0-9]*\)[a-z-].*/\1/ - # Remove characters after the version. - s/[^.a-z0-9-].*// +#the following essentially does s/5.005/5.5/ +s/\.0*\([1-9]\)/.\1/g +p +q' - # The first component must be digits only. - s/^\([0-9]*\)[a-z-].*/\1/ +get_version() { + app=$1 + + $app --version >/dev/null 2>&1 || { $app --version; return 1; } - #the following essentially does s/5.005/5.5/ - s/\.0*\([1-9]\)/.\1/g - p - q' + $app --version 2>&1 | sed -n "$get_version_sed" } check_versions() { @@ -679,95 +738,101 @@ git_modules_config () { test -f .gitmodules && git config --file .gitmodules "$@" } -if $use_git; then - gnulib_path=$(git_modules_config submodule.gnulib.path) - test -z "$gnulib_path" && gnulib_path=gnulib -fi +if $use_gnulib; then + if $use_git; then + gnulib_path=$(git_modules_config submodule.gnulib.path) + test -z "$gnulib_path" && gnulib_path=gnulib + fi -# Get gnulib files. Populate $GNULIB_SRCDIR, possibly updating a -# submodule, for use in the rest of the script. + # 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 "$0: getting gnulib files..." - git submodule init -- "$gnulib_path" || exit $? - git submodule update -- "$gnulib_path" || exit $? + 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 "$0: getting gnulib files..." + git submodule init -- "$gnulib_path" || exit $? + git submodule update -- "$gnulib_path" || exit $? - elif [ ! -d "$gnulib_path" ]; then - echo "$0: getting gnulib files..." + elif [ ! -d "$gnulib_path" ]; then + echo "$0: getting gnulib files..." - trap cleanup_gnulib 1 2 13 15 + trap cleanup_gnulib 1 2 13 15 - 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 + shallow= + if test -z "$GNULIB_REVISION"; then + git clone -h 2>&1 | grep -- --depth > /dev/null && shallow='--depth 2' + fi + git clone $shallow ${GNULIB_URL:-$default_gnulib_url} "$gnulib_path" \ + || cleanup_gnulib - trap - 1 2 13 15 - fi - GNULIB_SRCDIR=$gnulib_path - ;; -*) - # 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 "$0: getting gnulib files..." - if git submodule -h|grep -- --reference > /dev/null; then - # Prefer the one-liner available in git 1.6.4 or newer. - git submodule update --init --reference "$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 $? + trap - 1 2 13 15 + fi + GNULIB_SRCDIR=$gnulib_path + ;; + *) + # 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 "$0: getting gnulib files..." + if git submodule -h|grep -- --reference > /dev/null; then + # Prefer the one-liner available in git 1.6.4 or newer. + git submodule update --init --reference "$GNULIB_SRCDIR" \ + "$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 $? + # This fallback allows at least git 1.5.5. + if test -f "$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 - GNULIB_SRCDIR=$gnulib_path + ;; + esac + + if test -d "$GNULIB_SRCDIR"/.git && test -n "$GNULIB_REVISION" \ + && ! git_modules_config submodule.gnulib.url >/dev/null; then + (cd "$GNULIB_SRCDIR" && git checkout "$GNULIB_REVISION") || cleanup_gnulib 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. + # $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 -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 - } + gnulib_tool=$GNULIB_SRCDIR/gnulib-tool + <$gnulib_tool || exit $? fi -gnulib_tool=$GNULIB_SRCDIR/gnulib-tool -<$gnulib_tool || exit $? - # Get translations. download_po_files() { subdir=$1 domain=$2 echo "$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") + cmd=$(printf "$po_download_command_format" "$subdir" "$domain") eval "$cmd" } @@ -896,36 +961,47 @@ fi # Import from gnulib. -gnulib_tool_options="\ - --import\ - --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" +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 + 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" +# Don't proceed if there are uninitialized submodules. In particular, +# the next step will remove dangling links, which might be links into +# uninitialized submodules. +# +# Uninitialized submodules are listed with an initial dash. +if $use_git && git submodule | grep '^-' >/dev/null; then + die "some git submodules are not initialized. " \ + "Run 'git submodule update --init' and bootstrap again." +fi + # 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 @@ -1018,9 +1094,9 @@ bootstrap_epilogue echo "$0: done. Now you can run './configure'." # Local variables: -# eval: (add-hook 'write-file-hooks 'time-stamp) +# eval: (add-hook 'before-save-hook 'time-stamp) # time-stamp-start: "scriptversion=" # time-stamp-format: "%:y-%02m-%02d.%02H" -# time-stamp-time-zone: "UTC" +# time-stamp-time-zone: "UTC0" # time-stamp-end: "; # UTC" # End: