diff --git a/README-hacking b/README-hacking index 25e4ef34..df6048fc 100644 --- a/README-hacking +++ b/README-hacking @@ -103,14 +103,16 @@ to perform the first checkout of the submodules, run $ git submodule update --init -Git submodule support is weak before versions 1.6 and later, upgrade Git if -your version is older. - The next step is to get other files needed to build, which are extracted from other source packages: $ ./bootstrap +Bootstrapping updates the submodules to the versions registered in the +top-level directory. To change gnulib, first check out the version you want +in `gnulib`, then commit this change in Bison's repository, and finally run +bootstrap. + If it fails with missing symbols (e.g., "error: possibly undefined macro: AC_PROG_GNU_M4"), you are likely to have forgotten the submodule initialization part. Otherwise, there you are! Just diff --git a/bootstrap b/bootstrap index a3d98ce9..eddacfb6 100755 --- a/bootstrap +++ b/bootstrap @@ -1,10 +1,10 @@ #! /bin/sh # Print a version string. -scriptversion=2017-09-13.06; # UTC +scriptversion=2018-04-28.14; # UTC # Bootstrap this package from checked-out sources. -# Copyright (C) 2003-2017 Free Software Foundation, Inc. +# Copyright (C) 2003-2018 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 @@ -109,9 +109,6 @@ die() { warn_ "$@"; exit 1; } # Configuration. -# Name of the Makefile.am -gnulib_mk=gnulib.mk - # List of gnulib modules needed. gnulib_modules= @@ -170,7 +167,15 @@ 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= @@ -264,24 +269,18 @@ 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$gnulib_extra_files" = x; then + use_gnulib=false +else + use_gnulib=true +fi + # Translate configuration into internal form. # Parse options. @@ -612,85 +611,87 @@ git_modules_config () { test -f .gitmodules && git config --file .gitmodules "$@" } -if $use_git; then - gnulib_path=$(git_modules_config submodule.gnulib.path) - test -z "$gnulib_path" && gnulib_path=gnulib -fi - -# 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 $? - - elif [ ! -d "$gnulib_path" ]; then - echo "$0: getting gnulib files..." - - 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 - - trap - 1 2 13 15 +if $use_gnulib; then + if $use_git; then + gnulib_path=$(git_modules_config submodule.gnulib.path) + test -z "$gnulib_path" && gnulib_path=gnulib fi - GNULIB_SRCDIR=$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 $? - else - # Older git can't clone into an empty directory. - rmdir "$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 + + # 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 $? + + elif [ ! -d "$gnulib_path" ]; then + echo "$0: getting gnulib files..." + + 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 + + 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 $? + else + # Older git can't clone into an empty directory. + rmdir "$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 - ;; -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 - } + gnulib_tool=$GNULIB_SRCDIR/gnulib-tool + <$gnulib_tool || exit $? fi -gnulib_tool=$GNULIB_SRCDIR/gnulib-tool -<$gnulib_tool || exit $? - # Get translations. download_po_files() { @@ -699,7 +700,7 @@ download_po_files() { echo "$me: getting translations into $subdir for $domain..." cmd=$(printf "$po_download_command_format" "$domain" "$subdir") eval "$cmd" && return - # Fallback to HTTP. + # Fallback to HTTPS. cmd=$(printf "$po_download_command_format2" "$subdir" "$domain") eval "$cmd" } @@ -792,7 +793,7 @@ symlink_to_dir() # aren't confused into doing unnecessary builds. Conversely, if the # existing symlink's timestamp is older than the source, make it afresh, # so that broken tools aren't confused into skipping needed builds. See - # . + # . test -h "$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 && @@ -898,32 +899,33 @@ 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" @@ -1020,7 +1022,7 @@ bootstrap_epilogue echo "$0: done. Now you can run './configure'." # Local variables: -# eval: (add-hook 'write-file-hooks 'time-stamp) +# eval: (add-hook 'before-save-hook 'time-stamp) # time-stamp-start: "scriptversion=" # time-stamp-format: "%:y-%02m-%02d.%02H" # time-stamp-time-zone: "UTC0" diff --git a/bootstrap.conf b/bootstrap.conf index 6a5c9ae5..8150e682 100644 --- a/bootstrap.conf +++ b/bootstrap.conf @@ -81,7 +81,7 @@ gnulib_tool_option_extras='--symlink --makefile-name=gnulib.mk' bootstrap_post_import_hook() { # Massage lib/gnulib.mk before using it later in the bootstrapping process. - build-aux/prefix-gnulib-mk --lib-name=$gnulib_name lib/$gnulib_mk + build-aux/prefix-gnulib-mk --lib-name=$gnulib_name lib/gnulib.mk # Ensure that ChangeLog exists, for automake. test -f ChangeLog || touch ChangeLog diff --git a/gnulib b/gnulib index 25ca8d5f..0d10473b 160000 --- a/gnulib +++ b/gnulib @@ -1 +1 @@ -Subproject commit 25ca8d5facd519f3491833b133f23bf35773bed9 +Subproject commit 0d10473be6fb40c42c0d10c3417a818b0ebfcce1 diff --git a/lib/.gitignore b/lib/.gitignore index 4e8c029a..c833c2bb 100644 --- a/lib/.gitignore +++ b/lib/.gitignore @@ -117,7 +117,6 @@ /malloc.c /malloca.c /malloca.h -/malloca.valgrind /math.c /math.h /math.in.h @@ -229,7 +228,6 @@ /sys_ioctl.in.h /sys_socket.in.h /sys_stat.in.h -/sys_time.in.h /sys_types.in.h /sys_wait.in.h /sysexits.in.h @@ -276,3 +274,5 @@ /xsize.h /xstrndup.c /xstrndup.h +/stat-time.c +/stat-time.h diff --git a/m4/.gitignore b/m4/.gitignore index 4061237c..daace580 100644 --- a/m4/.gitignore +++ b/m4/.gitignore @@ -178,3 +178,5 @@ /xalloc.m4 /xsize.m4 /xstrndup.m4 +/host-cpu-c-abi.m4 +/stat-time.m4