X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/86996fca101c629ef197313a1058df26e01df950..abd189e8dc6ca848f038da12e4110d6192374b82:/bootstrap diff --git a/bootstrap b/bootstrap index 2b3f24b3..7cbb5dc4 100755 --- a/bootstrap +++ b/bootstrap @@ -1,10 +1,10 @@ #! /bin/sh # Print a version string. -scriptversion=2010-10-08.16; # UTC +scriptversion=2011-04-05.18; # UTC # Bootstrap this package from checked-out sources. -# Copyright (C) 2003-2010 Free Software Foundation, Inc. +# Copyright (C) 2003-2011 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 @@ -42,24 +42,32 @@ local_gl_dir=gl bt='._bootmp' bt_regex=`echo "$bt"| sed 's/\./[.]/g'` bt2=${bt}2 +me=$0 usage() { cat <&2 "$0: one of these is required: $find_tool_names" + echo >&2 "$me: one of these is required: $find_tool_names" exit 1 fi ($find_tool_res --version /dev/null 2>&1 || { - echo >&2 "$0: ${find_tool_error_prefix}cannot run $find_tool_res --version" + echo >&2 "$me: ${find_tool_error_prefix}cannot run $find_tool_res --version" exit 1 } eval "$find_tool_envvar=\$find_tool_res" @@ -214,6 +218,18 @@ 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/missing + $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= @@ -239,28 +255,71 @@ do 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;; esac done +if $use_git || test -d "$GNULIB_SRCDIR"; then + : +else + echo "$0: Error: --no-git requires --gnulib-srcdir" >&2 + exit 1 +fi + if test -n "$checkout_only_file" && test ! -r "$checkout_only_file"; then echo "$0: Bootstrapping from a non-checked-out distribution is risky." >&2 exit 1 fi +# Ensure that lines starting with ! sort last, per gitignore conventions +# for whitelisting exceptions after a more generic blacklist pattern. +sort_patterns() { + sort -u "$@" | sed '/^!/ { + H + d + } + $ { + P + x + s/^\n// + }' +} + # 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() { file=$1 str=$2 test -f $file || touch $file - echo "$str" | sort -u - $file | cmp - $file > /dev/null \ - || echo "$str" | sort -u - $file -o $file \ + echo "$str" | sort_patterns - $file | cmp - $file > /dev/null \ + || { echo "$str" | sort_patterns - $file > $file.bak \ + && mv $file.bak $file; } \ || exit 1 } +# Adjust $PATTERN for $VC_IGNORE_FILE and insert it with +# insert_sorted_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_sorted_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 \ @@ -279,7 +338,7 @@ 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 @@ -329,17 +388,18 @@ get_version() { $app --version >/dev/null 2>&1 || return 1 $app --version 2>&1 | - sed -n '# extract version within line - s/.*[v ]\{1,\}\([0-9]\{1,\}\.[.a-z0-9-]*\).*/\1/ - t done + sed -n '# Move version to start of line. + s/.*[v ]\([0-9]\)/\1/ + + # Skip lines that do not start with version. + /^[0-9]/!d - # extract version at start of line - s/^\([0-9]\{1,\}\.[.a-z0-9-]*\).*/\1/ - t done + # Remove characters after the version. + s/[^.a-z0-9-].*// - d + # The first component must be digits only. + s/^\([0-9]*\)[a-z-].*/\1/ - :done #the following essentially does s/5.005/5.5/ s/\.0*\([1-9]\)/.\1/g p @@ -354,18 +414,22 @@ check_versions() { 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 $app | tr '[a-z]-' '[A-Z]_'` test "$appvar" = TAR && appvar=AMTAR eval "app=\${$appvar-$app}" inst_ver=$(get_version $app) if [ ! "$inst_ver" ]; then - echo "Error: '$app' not found" >&2 + echo "$me: Error: '$app' not found" >&2 ret=1 elif [ ! "$req_ver" = "-" ]; then latest_ver=$(sort_ver $req_ver $inst_ver | cut -d' ' -f2) if [ ! "$latest_ver" = "$inst_ver" ]; then - echo "Error: '$app' version == $inst_ver is too old" >&2 + echo "$me: Error: '$app' version == $inst_ver is too old" >&2 echo " '$app' version >= $req_ver is required" >&2 ret=1 fi @@ -398,9 +462,9 @@ fi if ! printf "$buildreq" | check_versions; then echo >&2 if test -f README-prereq; then - echo "See README-prereq for how to get the prerequisite programs" >&2 + echo "$0: See README-prereq for how to get the prerequisite programs" >&2 else - echo "Please install the prerequisite programs" >&2 + echo "$0: Please install the prerequisite programs" >&2 fi exit 1 fi @@ -412,11 +476,11 @@ if test -d .git && (git --version) >/dev/null 2>/dev/null ; then if git config merge.merge-changelog.driver >/dev/null ; then : elif (git-merge-changelog --version) >/dev/null 2>/dev/null ; then - echo "initializing git-merge-changelog driver" + 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 @@ -432,7 +496,7 @@ git_modules_config () { } gnulib_path=`git_modules_config submodule.gnulib.path` -: ${gnulib_path=gnulib} +test -z "$gnulib_path" && gnulib_path=gnulib # Get gnulib files. @@ -485,6 +549,16 @@ case ${GNULIB_SRCDIR--} in ;; esac +if $bootstrap_sync; then + cmp -s "$0" "$GNULIB_SRCDIR/build-aux/bootstrap" || { + echo "$0: updating bootstrap and restarting..." + exec sh -c \ + 'cp "$1" "$2" && shift && exec "${CONFIG_SHELL-/bin/sh}" "$@"' \ + -- "$GNULIB_SRCDIR/build-aux/bootstrap" \ + "$0" "$@" --no-bootstrap-sync + } +fi + gnulib_tool=$GNULIB_SRCDIR/gnulib-tool <$gnulib_tool || exit @@ -493,7 +567,7 @@ gnulib_tool=$GNULIB_SRCDIR/gnulib-tool download_po_files() { subdir=$1 domain=$2 - echo "$0: getting translations into $subdir for $domain..." + echo "$me: getting translations into $subdir for $domain..." cmd=`printf "$po_download_command_format" "$domain" "$subdir"` eval "$cmd" } @@ -527,7 +601,7 @@ update_po_files() { ! test -f "$po_dir/$po.po" || ! $SHA1SUM -c --status "$cksum_file" \ < "$new_po" > /dev/null; then - echo "updated $po_dir/$po.po..." + echo "$me: updated $po_dir/$po.po..." cp "$new_po" "$po_dir/$po.po" \ && $SHA1SUM < "$new_po" > "$cksum_file" fi @@ -565,20 +639,20 @@ symlink_to_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,.*/,,'` + insert_vc_ignore $ig `echo "$dst_dir"|sed 's,.*/,,'` done fi if $copy; then { test ! -h "$dst" || { - echo "$0: rm -f $dst" && + echo "$me: rm -f $dst" && rm -f "$dst" } } && test -f "$dst" && cmp -s "$src" "$dst" || { - echo "$0: cp -fp $src $dst" && + echo "$me: cp -fp $src $dst" && cp -fp "$src" "$dst" } else @@ -592,7 +666,7 @@ symlink_to_dir() *) case /$dst/ in *//* | */../* | */./* | /*/*/*/*/*/) - echo >&2 "$0: invalid symlink calculation: $src -> $dst" + echo >&2 "$me: invalid symlink calculation: $src -> $dst" exit 1;; /*/*/*/*/) dot_dots=../../../;; /*/*/*/) dot_dots=../../;; @@ -600,7 +674,7 @@ symlink_to_dir() esac;; esac - echo "$0: ln -fs $dot_dots$src $dst" && + echo "$me: ln -fs $dot_dots$src $dst" && ln -fs "$dot_dots$src" "$dst" } fi @@ -633,7 +707,7 @@ cp_mark_as_generated() cmp -s "$cp_src" "$cp_dst" || { # Copy the file first to get proper permissions if it # doesn't already exist. Then overwrite the copy. - echo "$0: cp -f $cp_src $cp_dst" && + echo "$me: cp -f $cp_src $cp_dst" && rm -f "$cp_dst" && cp "$cp_src" "$cp_dst-t" && sed "s!$bt_regex/!!g" "$cp_src" > "$cp_dst-t" && @@ -651,7 +725,7 @@ cp_mark_as_generated() if cmp -s "$cp_dst-t" "$cp_dst"; then rm -f "$cp_dst-t" else - echo "$0: cp $cp_src $cp_dst # with edits" && + echo "$me: cp $cp_src $cp_dst # with edits" && mv -f "$cp_dst-t" "$cp_dst" fi fi @@ -670,7 +744,7 @@ version_controlled_file() { elif test -d .svn; then svn log -r HEAD "$dir/$file" > /dev/null 2>&1 && found=yes else - echo "$0: no version control for $dir/$file?" >&2 + echo "$me: no version control for $dir/$file?" >&2 fi test $found = yes } @@ -694,18 +768,18 @@ slurp() { remove_intl='/^[^#].*\/intl/s/^/#/;'"s!$bt_regex/!!g" sed "$remove_intl" $1/$dir/$file | cmp - $dir/$gnulib_mk > /dev/null || { - echo "$0: Copying $1/$dir/$file to $dir/$gnulib_mk ..." && + echo "$me: Copying $1/$dir/$file to $dir/$gnulib_mk ..." && rm -f $dir/$gnulib_mk && sed "$remove_intl" $1/$dir/$file >$dir/$gnulib_mk && gnulib_mk_hook $dir/$gnulib_mk } elif { test "${2+set}" = set && test -r $2/$dir/$file; } || version_controlled_file $dir $file; then - echo "$0: $dir/$file overrides $1/$dir/$file" + echo "$me: $dir/$file overrides $1/$dir/$file" else copied=$copied$sep$file; sep=$nl if test $file = gettext.m4; then - echo "$0: patching m4/gettext.m4 to remove need for intl/* ..." + echo "$me: patching m4/gettext.m4 to remove need for intl/* ..." rm -f $dir/$file sed ' /^AC_DEFUN(\[AM_INTL_SUBDIR],/,/^]/c\ @@ -725,7 +799,7 @@ slurp() { test $dot_ig = x && continue ig=$dir/$dot_ig if test -n "$copied"; then - insert_sorted_if_absent $ig "$copied" + insert_vc_ignore $ig "$copied" # If an ignored file name ends with .in.h, then also add # the name with just ".h". Many gnulib headers are generated, # e.g., stdint.in.h -> stdint.h, dirent.in.h ->..., etc. @@ -738,12 +812,12 @@ slurp() { s/\.gperf$/.h/ ' ` - insert_sorted_if_absent $ig "$f" + insert_vc_ignore $ig "$f" # For files like sys_stat.in.h and sys_time.in.h, record as # ignorable the directory we might eventually create: sys/. f=`echo "$copied"|sed 's/sys_.*\.in\.h$/sys/'` - insert_sorted_if_absent $ig "$f" + insert_vc_ignore $ig "$f" fi done done @@ -816,7 +890,7 @@ grep -E '^[ ]*AC_CONFIG_HEADERS?\>' configure.ac >/dev/null || for command in \ libtool \ - "${ACLOCAL-aclocal} --force -I m4 $ACLOCAL_FLAGS" \ + "${ACLOCAL-aclocal} --force -I '$m4_base' $ACLOCAL_FLAGS" \ "${AUTOCONF-autoconf} --force" \ "${AUTOHEADER-autoheader} --force" \ "${AUTOMAKE-automake} --add-missing --copy --force-missing" @@ -827,7 +901,7 @@ do command="${LIBTOOLIZE-libtoolize} -c -f" fi echo "$0: $command ..." - $command || exit + eval "$command" || exit done