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sagemath
GitHub Repository: sagemath/sage
Path: blob/develop/bootstrap
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#!/bin/sh

########################################################################
# Regenerate auto-generated files (e.g. configure)
#
# If the -s option is given, save the autogenerated scripts in
# $SAGE_ROOT/upstream/configure-$CONFVERSION.tar.gz where CONFVERSION
# is the sha1 of HEAD `git rev-parse HEAD`
#
# If optional argument -d is given and bootstrapping failed, instead
# extract the files from a local configure tarball, downloading it if
# needed. If -D is given, don't try to bootstrap and always extract or
# download.
#
# If optional argument -u <URL> is given download the configure
# tarball from that base url. That is, "bootstrap -u http://host/path"
# will download http://host/path/configure-$CONFVERSION.tar.gz to
# upstream/configure-$CONFVERSION.tar.gz. This is used by the buildbot
# to download tarballs that are not published.
#
# The -q (quiet) flag hides all "informational" output.
#
########################################################################

# Set SAGE_ROOT to the path to this file and then cd into it
SAGE_ROOT="$(cd "$(dirname "$0")" && pwd -P)"
export SAGE_ROOT
cd "$SAGE_ROOT"

export PATH="$SAGE_ROOT/build/bin:$PATH"

MAKE="${MAKE:-make}"


bootstrap () {
    for pkgname in cypari cysignals cython gmpy2 jupyter_core memory_allocator numpy pkgconfig pplpy setuptools wheel; do
        # Write the version_requirements.txt files for dependencies declared in pyproject.toml
        target=build/pkgs/${pkgname}/version_requirements.txt
        if [ "${BOOTSTRAP_QUIET}" = "no" ]; then
            echo "bootstrap:$LINENO: installing '"$target"'"
        fi
        echo "# Generated by SAGE_ROOT/bootstrap based on src/pyproject.toml; do not edit directly" > $target
        sage-get-system-packages install-requires ${pkgname} >> $target
    done
    for a in m4/sage_spkg_configures.m4 m4/sage_spkg_versions.m4 m4/sage_spkg_versions_toml.m4; do
        if [ "${BOOTSTRAP_QUIET}" = "no" ]; then
            echo "bootstrap:$LINENO: installing '"$a"'"
        fi
        rm -f $a
        echo "# Generated by SAGE_ROOT/bootstrap; do not edit" > $a
    done
    for a in m4/sage_spkg_versions.m4 m4/sage_spkg_versions_toml.m4; do
        echo 'changequote(`>>>'"'"', `<<<'"')dnl" >> $a
    done
    eval $(sage-package properties --format=shell :all:)
    spkg_configures=""
    # initialize SAGE_ENABLE... options for standard packages
    for pkgname in $(sage-package list :standard:); do
        spkg_configures="$spkg_configures
AS_VAR_SET_IF([SAGE_ENABLE_$pkgname], [], [AS_VAR_SET([SAGE_ENABLE_$pkgname], [yes])])"
    done
    # --enable-SPKG options
    for pkgname in $(sage-package list :optional: :experimental:); do
        eval DIR=\$path_$pkgname pkgtype=\$type_$pkgname pkgsource=\$source_$pkgname
        case "$pkgname:$pkgsource" in
            *:pip)
                # Issue #29629: Temporary solution for Sage 9.1: Do not provide
                # --enable-SPKG options for installing pip packages
                ;;
            _*:*)
                # Issue #29124: Do not provide --enable-_recommended and similar
                ;;
            *:none)
                # Issue #31163: Just an optional dummy package
                spkg_configures="$spkg_configures
AC_SUBST(SAGE_ENABLE_$pkgname, [if_installed])"
                ;;
            *:*)
                spkg_configures="$spkg_configures
AC_SUBST(SAGE_ENABLE_$pkgname, [if_installed])"
                spkg_configures="$spkg_configures
SAGE_SPKG_ENABLE([$pkgname], [$pkgtype], [$(grep -v ^= "$DIR/SPKG.rst" | head -n1 2>/dev/null || echo $pkgname)])"
                ;;
        esac
    done
    cat >> m4/sage_spkg_configures.m4 <<EOF
SAGE_SPKG_COLLECT_INIT([$(echo $(sage-package list))])
EOF
    for pkgname in $(sage-package list --has-file spkg-configure.m4); do
        eval DIR=\$path_$pkgname
        echo "m4_sinclude([$DIR/spkg-configure.m4])"
        config="SAGE_SPKG_CONFIGURE_$(echo ${pkgname} | tr '[a-z]' '[A-Z]')"
        if grep -q SAGE_PYTHON_PACKAGE_CHECK "$DIR/spkg-configure.m4"; then
            spkg_configures_python="$spkg_configures_python
$config"
        else
            spkg_configures="$spkg_configures
$config"
        fi
    done >> m4/sage_spkg_configures.m4
    for pkgname in $(sage-package list); do
        eval DIR=\$path_$pkgname pkgtype=\$type_$pkgname SPKG_SOURCE=\$source_$pkgname SPKG_TREE_VAR=\$trees_$pkgname
        if test -f "$DIR/requirements.txt" -o -f "$DIR/version_requirements.txt"; then
            # A Python package
            echo "define(>>>SPKG_INSTALL_REQUIRES_${pkgname}<<<, >>>$(echo $(sage-get-system-packages install-requires ${pkgname}))<<<)dnl" >> m4/sage_spkg_versions.m4
            INSTALL_REQUIRES_TOML=
            echo "define(>>>SPKG_INSTALL_REQUIRES_${pkgname}<<<, >>>$(echo $(sage-get-system-packages install-requires-toml ${pkgname}))<<<)dnl" >> m4/sage_spkg_versions_toml.m4
            echo "m4_define([SPKG_INSTALL_REQUIRES_${pkgname}], [[$(echo $(sage-get-system-packages install-requires-toml ${pkgname} | sed 's/"/\\"/g'))]])dnl" >> m4/sage_spkg_configures.m4
        fi
        spkg_finalizes="$spkg_finalizes
SAGE_SPKG_FINALIZE([$pkgname], [$pkgtype], [$SPKG_SOURCE], [$SPKG_TREE_VAR])"
    done
    for a in m4/sage_spkg_versions.m4 m4/sage_spkg_versions_toml.m4; do
        echo 'changequote(>>>`<<<, >>>'"'"'<<<)dnl' >> $a
    done
    cat >> m4/sage_spkg_configures.m4 <<EOF
$spkg_configures
$spkg_configures_python
$spkg_finalizes
EOF

    for pkgname in $(sage-package list --has-file bootstrap "$@"); do
        eval DIR=\$path_$pkgname
        (cd "$DIR" && if [ -x bootstrap ]; then ./bootstrap; else echo >&2 "bootstrap:$LINENO: Nothing to do for $pkgname"; fi) || exit 1
    done

    if [ $# != 0 ]; then
        return
    fi

    # Default to no filter if "-q" was not passed.
    QUIET_SED_FILTER=""
    if [ "${BOOTSTRAP_QUIET}" = "yes" ]; then
	# Otherwise, this filters the expected output from automake.
	QUIET_SED_FILTER='/configure\.ac:[0-9][0-9]*: installing /d'
    fi

    # The insanity with automake's descriptors is intended to filter
    # ONLY stderr, and to re-output the results back to stderr leaving
    # stdout alone. Basically we swap the two descriptors using a
    # third, filter, and then swap them back.
    aclocal -I m4 && \
    automake --add-missing --copy build/make/Makefile-auto 3>&1 1>&2 2>&3 \
        | sed "${QUIET_SED_FILTER}" 3>&1 1>&2 2>&3 && \
    autoconf

    st=$?
    case $st in
        0)  # Success
            mv configure real_configure
            cp configure_wrapper configure;;

        179|16|17|63|127)  # no m4 for pkg-config|autotools not installed|or version too old
            if [ $DOWNLOAD = yes ]; then
                echo >&2 "Bootstrap failed, downloading required files instead."
                bootstrap_download || exit $?
            else
                if [ $st -eq 127 ]; then
                    verb="install"
                elif [ $st -eq 16 ]; then
                    verb="install pkg-config m4 macros for"
                elif [ $st -eq 17 ]; then
                    verb="install pkg-config, a.k.a. as pkgconf"
                else
                    verb="upgrade"
                fi
                echo >&2 "Bootstrap failed. Either $verb autotools; or run bootstrap with"
                echo >&2 "the -d option to download the auto-generated files instead."

                SYSTEM=$(build/bin/sage-guess-package-system)
                if test $SYSTEM != unknown; then
                    SYSTEM_PACKAGES=$(build/bin/sage-get-system-packages $SYSTEM _bootstrap)
                    if test -n "$SYSTEM_PACKAGES"; then
                        PRINT_SYS="build/bin/sage-print-system-package-command $SYSTEM --verbose=\"    \" --prompt=\"      \$ \" --sudo"
                        COMMAND=$(eval "$PRINT_SYS" update && eval "$PRINT_SYS" install $SYSTEM_PACKAGES && SAGE_ROOT="$SAGE_ROOT" eval "$PRINT_SYS" setup-build-env )
                        echo >&2
                        echo >&2 "hint: On your system ($SYSTEM), you can install the required system packages as follows:"
                        echo >&2 "$COMMAND"
                        echo >&2
                    fi
                fi
                exit $st
            fi;;

        *) exit $st;; # Failure
    esac
}

# Bootstrap by downloading the auto-generated files
bootstrap_download () {
    SAGE_DL_LOGLEVEL=""
    [ "${BOOTSTRAP_QUIET}" = "yes" ] && SAGE_DL_LOGLEVEL="--log=WARNING"

    CONFBALL=$(sage-package download $SAGE_DL_LOGLEVEL configure)
    if [ $? -ne 0 ]; then
        echo >&2 "Error: downloading configure tarball failed"
        exit 1
    fi

    # The "m" option to tar ensures that timestamps are set to the
    # current time, not taken from the tarball.
    # We need these files to be more recent than the input files
    # like configure.ac, otherwise "make" gets confused.
    tar xzmf $CONFBALL || exit $?
}

save () {
    set -e

    # Check that config.guess is sufficiently recent
    if ! grep '^timestamp=.*20\(1[5-9]\|2[0-9]\)' config/config.guess >/dev/null; then
        echo >&2 "Error: config.guess is outdated:"
        grep >&2 '^timestamp=' config/config.guess
        echo >&2 "You should update the 'gnuconfig' or 'automake' package and try again"
        exit 63
    fi

    NEWCONFVERSION=`git rev-parse HEAD`
    NEWCONFBALL="upstream/configure-$NEWCONFVERSION.tar.gz"

    # Create configure tarball
    if [ "${BOOTSTRAP_QUIET}" = "no" ]; then
	echo "Creating $NEWCONFBALL..."
    fi
    mkdir -p upstream
    tar zcf "$NEWCONFBALL" \
	configure real_configure configure_wrapper \
	config/install-sh config/compile config/config.guess config/config.sub config/missing \
	build/make/Makefile-auto.in \
	src/doc/en/installation/*.txt \
	$(find src/doc/en/reference/spkg -maxdepth 1 -name index.rst -prune -o -name "*.rst" -print) \
	environment-3.1[0-9]-*.yml \
	src/pyproject.toml \
	src/requirements.txt \
	src/setup.cfg \
	build/pkgs/cypari/version_requirements.txt \
	build/pkgs/cysignals/version_requirements.txt \
	build/pkgs/cython/version_requirements.txt \
	build/pkgs/gmpy2/version_requirements.txt \
	build/pkgs/jupyter_core/version_requirements.txt \
	build/pkgs/memory_allocator/version_requirements.txt \
        build/pkgs/meson/version_requirements.txt \
	build/pkgs/numpy/version_requirements.txt \
	build/pkgs/pkgconfig/version_requirements.txt \
	build/pkgs/pplpy/version_requirements.txt \
	build/pkgs/setuptools/version_requirements.txt \
	build/pkgs/wheel/version_requirements.txt

    # Update version; this re-computes the checksum
    sage-package update configure "$NEWCONFVERSION"
}


usage () {
    echo >&2 "Usage: $0 [-d|-D|-s] [-u <URL>] [-h] [-q] [SPKG...]"
    echo >&2 ""
    echo >&2 "Options:"
    echo >&2 "  -d         fall back to downloading (released versions only)"
    echo >&2 "             or using a pre-generated configure script"
    echo >&2 "  -D         download and use a pre-generated configure script"
    echo >&2 "             (released versions only); overrides -d"
    echo >&2 "  -s         save the generated configure script under upstream/"
    echo >&2 "             for later use with -d or -D"
    echo >&2 "  -u <URL>   like -D, but downloads from the specified base URL"
    echo >&2 "  -h         display this help and exit"
    echo >&2 "  -q         hide informational output (be quiet)"
}


# Parse options
SAVE=no
DOWNLOAD=no
ALWAYSDOWNLOAD=no
CONFTARBALL_URL=""
BOOTSTRAP_QUIET=no
while getopts "Ddsu:hq" OPTION
do
     case "$OPTION" in
         D) ALWAYSDOWNLOAD=yes; DOWNLOAD=yes;;
         d) DOWNLOAD=yes;;
         s) SAVE=yes;;
         u) CONFTARBALL_URL="$OPTARG"; ALWAYSDOWNLOAD=yes; DOWNLOAD=yes;;
         h) usage; exit 0;;
         q) BOOTSTRAP_QUIET=yes;;
         ?) usage; exit 2;;
     esac
done
shift $(($OPTIND - 1))
export BOOTSTRAP_QUIET

if [ $DOWNLOAD$SAVE = yesyes ]; then
    echo >&2 "$0: refusing to download and save."
    usage
    exit 2
fi

if [ $# != 0 -a $DOWNLOAD$ALWAYSDOWNLOAD$SAVE != nonono ]; then
    echo >&2 "$0: Cannot combine -d, -D, -s, -u with SPKG arguments"
    usage
    exit 2
fi

# Start cleanly when a full bootstrap is happening (it's not a problem if this fails)
# POSIX supports two separate incompatible formats for the MAKEFLAGS
# variable, so instead of guessing, we simply define our own variable
# to optionally pass an "-s" (silent) flag to Make.
if [ $# = 0 ]; then
    MAKE_SILENT=""
    [ "${BOOTSTRAP_QUIET}" = "yes" ] && MAKE_SILENT="-s"
    $MAKE ${MAKE_SILENT} bootstrap-clean 2>/dev/null
fi
mkdir -p config 2>/dev/null

if [ $ALWAYSDOWNLOAD = yes ]; then
    if [ -n "$CONFTARBALL_URL" ]; then
        CONFTARBALL=$(sage-package tarball configure)
        URL="$CONFTARBALL_URL"/"$CONFTARBALL"
        SAGE_DL_LOGLEVEL=""
        [ "${BOOTSTRAP_QUIET}" = "yes" ] && SAGE_DL_LOGLEVEL="--log=WARNING"
        sage-download-file ${SAGE_DL_LOGLEVEL} "$URL" upstream/"$CONFTARBALL"
        if [ $? -ne 0 ]; then
            echo >&2 "Error: downloading $CONFTARBALL from $CONFTARBALL_URL failed"
            exit 1
        fi
        echo >&2 "Downloaded $CONFTARBALL from $CONFTARBALL_URL "
    else
        bootstrap_download || exit $?
    fi
else
    bootstrap "$@"
fi

if [ $SAVE = yes ]; then
    save
fi