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kerl
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kerl
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#!/bin/sh
# Copyright (c) 2016-2018 Mark Allen
# Copyright (c) 2011, 2012 Spawngrid, Inc
# Copyright (c) 2011 Evax Software <contact(at)evax(dot)org>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
unset ERL_TOP
# Make sure CDPATH doesn't affect cd in case path is relative.
unset CDPATH
KERL_VERSION='1.8.5'
DOCSH_GITHUB_URL='https://github.com/erszcz/docsh.git'
ERLANG_DOWNLOAD_URL='https://www.erlang.org/download'
KERL_CONFIG_STORAGE_FILENAME='.kerl_config'
TMP_DIR=${TMP_DIR:-'/tmp'}
if [ -z "$HOME" ]; then
# shellcheck disable=SC2016
echo 'Error: $HOME is empty or not set.' 1>&2
exit 1
fi
# Default values
OTP_GITHUB_URL=${OTP_GITHUB_URL:='https://github.com/erlang/otp'}
KERL_BASE_DIR=${KERL_BASE_DIR:="$HOME"/.kerl}
KERL_CONFIG=${KERL_CONFIG:="$HOME"/.kerlrc}
KERL_DOWNLOAD_DIR=${KERL_DOWNLOAD_DIR:="${KERL_BASE_DIR:?}"/archives}
KERL_BUILD_DIR=${KERL_BUILD_DIR:="${KERL_BASE_DIR:?}"/builds}
KERL_GIT_DIR=${KERL_GIT_DIR:="${KERL_BASE_DIR:?}"/gits}
if [ -n "$OTP_GITHUB_URL" ]; then
_OGU="$OTP_GITHUB_URL"
fi
if [ -n "$KERL_CONFIGURE_OPTIONS" ]; then
_KCO="$KERL_CONFIGURE_OPTIONS"
fi
if [ -n "$KERL_CONFIGURE_APPLICATIONS" ]; then
_KCA="$KERL_CONFIGURE_APPLICATIONS"
fi
if [ -n "$KERL_CONFIGURE_DISABLE_APPLICATIONS" ]; then
_KCDA="$KERL_CONFIGURE_DISABLE_APPLICATIONS"
fi
if [ -n "$KERL_SASL_STARTUP" ]; then
_KSS="$KERL_SASL_STARTUP"
fi
if [ -n "$KERL_DEPLOY_SSH_OPTIONS" ]; then
_KDSSH="$KERL_DEPLOY_SSH_OPTIONS"
fi
if [ -n "$KERL_DEPLOY_RSYNC_OPTIONS" ]; then
_KDRSYNC="$KERL_DEPLOY_RSYNC_OPTIONS"
fi
if [ -n "$KERL_INSTALL_MANPAGES" ]; then
_KIM="$KERL_INSTALL_MANPAGES"
fi
if [ -n "$KERL_INSTALL_HTMLDOCS" ]; then
_KIHD="$KERL_INSTALL_HTMLDOCS"
fi
if [ -n "$KERL_BUILD_PLT" ]; then
_KBPLT="$KERL_BUILD_PLT"
fi
if [ -n "$KERL_BUILD_DOCS" ]; then
_KBD="$KERL_BUILD_DOCS"
fi
if [ -n "$KERL_BUILD_BACKEND" ]; then
_KBB="$KERL_BUILD_BACKEND"
fi
OTP_GITHUB_URL=
KERL_CONFIGURE_OPTIONS=
KERL_CONFIGURE_APPLICATIONS=
KERL_CONFIGURE_DISABLE_APPLICATIONS=
KERL_SASL_STARTUP=
KERL_DEPLOY_SSH_OPTIONS=
KERL_DEPLOY_RSYNC_OPTIONS=
KERL_INSTALL_MANPAGES=
KERL_INSTALL_HTMLDOCS=
KERL_BUILD_PLT=
KERL_BUILD_DOCS=
KERL_BUILD_BACKEND=
# ensure the base dir exists
mkdir -p "$KERL_BASE_DIR" || exit 1
# source the config file if available
if [ -f "$KERL_CONFIG" ]; then
# shellcheck source=/dev/null
. "$KERL_CONFIG"
fi
if [ -n "$_OGU" ]; then
OTP_GITHUB_URL="$_OGU"
fi
if [ -n "$_KCO" ]; then
KERL_CONFIGURE_OPTIONS="$_KCO"
fi
if [ -n "$_KCA" ]; then
KERL_CONFIGURE_APPLICATIONS="$_KCA"
fi
if [ -n "$_KCDA" ]; then
KERL_CONFIGURE_DISABLE_APPLICATIONS="$_KCDA"
fi
if [ -n "$_KSS" ]; then
KERL_SASL_STARTUP="$_KSS"
fi
if [ -n "$_KDSSH" ]; then
KERL_DEPLOY_SSH_OPTIONS="$_KDSSH"
fi
if [ -n "$_KDRSYNC" ]; then
KERL_DEPLOY_RSYNC_OPTIONS="$_KDRSYNC"
fi
if [ -n "$_KIM" ]; then
KERL_INSTALL_MANPAGES="$_KIM"
fi
if [ -n "$_KIHD" ]; then
KERL_INSTALL_HTMLDOCS="$_KIHD"
fi
if [ -n "$_KBPLT" ]; then
KERL_BUILD_PLT="$_KBPLT"
fi
if [ -n "$_KBD" ]; then
KERL_BUILD_DOCS="$_KBD"
fi
if [ -n "$_KBB" ]; then
KERL_BUILD_BACKEND="$_KBB"
fi
if [ -z "$KERL_SASL_STARTUP" ]; then
INSTALL_OPT='-minimal'
else
INSTALL_OPT='-sasl'
fi
if [ -z "$KERL_BUILD_BACKEND" ]; then
KERL_BUILD_BACKEND='tarball'
else
KERL_BUILD_BACKEND='git'
KERL_USE_AUTOCONF=1
fi
KERL_SYSTEM=$(uname -s)
case "$KERL_SYSTEM" in
Darwin|FreeBSD|OpenBSD)
MD5SUM='openssl md5'
MD5SUM_FIELD=2
SED_OPT=-E
CP_OPT=-a
;;
*)
MD5SUM=md5sum
MD5SUM_FIELD=1
SED_OPT=-r
CP_OPT=-pr
;;
esac
usage() {
echo 'kerl: build and install Erlang/OTP'
echo "usage: $0 <command> [options ...]"
printf '\n <command> Command to be executed\n\n'
echo 'Valid commands are:'
echo ' build Build specified release or git repository'
echo ' install Install the specified release at the given location'
echo ' deploy Deploy the specified installation to the given host and location'
echo ' update Update the list of available releases from your source provider'
echo ' list List releases, builds and installations'
echo ' delete Delete builds and installations'
echo ' install-docsh Install erl shell documentation access extension - docsh'
echo ' path Print the path of a given installation'
echo ' active Print the path of the active installation'
echo ' plt Print Dialyzer PLT path for the active installation'
echo ' status Print available builds and installations'
echo ' prompt Print a string suitable for insertion in prompt'
echo ' cleanup Remove compilation artifacts (use after installation)'
echo " version Print current version (current: $KERL_VERSION)"
exit 1
}
if [ $# -eq 0 ]; then usage; fi
get_releases() {
if [ "$KERL_BUILD_BACKEND" = 'git' ]; then
get_git_releases
else
get_tarball_releases
fi
}
get_git_releases() {
git ls-remote --tags "$OTP_GITHUB_URL" \
| grep -E -o 'OTP[_-][^^{}]+' \
| sed $SED_OPT 's/OTP[_-]//' \
| sort -n \
| uniq
}
get_tarball_releases() {
tmp="$(mktemp "$TMP_DIR"/kerl.XXXXXX)"
if [ 200 = "$(curl -qsL --output "$tmp" --write-out '%{http_code}' $ERLANG_DOWNLOAD_URL/)" ]; then
sed $SED_OPT \
-e 's/^.*<[aA] [hH][rR][eE][fF]=\"otp_src_([-0-9A-Za-z_.]+)\.tar\.gz\">.*$/\1/' \
-e '/^R1|^[0-9]/!d' "$tmp" \
| sed -e 's/^R\(.*\)/\1:R\1/' \
| sed -e 's/^\([^\:]*\)$/\1-z:\1/' \
| sort | cut -d: -f2
rm "$tmp"
return 0
fi
rm "$tmp"
exit 1
}
update_checksum_file() {
if [ "$KERL_BUILD_BACKEND" = 'git' ]; then
return 0
else
echo 'Getting checksum file from erlang.org...'
curl -f -L -o "$KERL_DOWNLOAD_DIR"/MD5 "$ERLANG_DOWNLOAD_URL"/MD5 || exit 1
fi
}
ensure_checksum_file() {
if [ ! -s "$KERL_DOWNLOAD_DIR"/MD5 ]; then
update_checksum_file
fi
}
check_releases() {
if [ ! -f "$KERL_BASE_DIR"/otp_releases ]; then
get_releases >"$KERL_BASE_DIR"/otp_releases
fi
}
is_valid_release() {
check_releases
while read -r rel; do
if [ "$1" = "$rel" ]; then
return 0
fi
done <"$KERL_BASE_DIR"/otp_releases
return 1
}
assert_valid_release() {
if ! is_valid_release "$1"; then
echo "$1 is not a valid Erlang/OTP release"
exit 1
fi
return 0
}
get_release_from_name() {
if [ -f "$KERL_BASE_DIR"/otp_builds ]; then
while read -r l; do
rel=$(echo "$l" | cut -d, -f1)
name=$(echo "$l" | cut -d, -f2)
if [ "$name" = "$1" ]; then
echo "$rel"
return 0
fi
done <"$KERL_BASE_DIR"/otp_builds
fi
return 1
}
get_newest_valid_release() {
check_releases
rel=$(tail -1 "$KERL_BASE_DIR"/otp_releases)
if [ -n "$rel" ]; then
echo "$rel"
return 0
fi
return 1
}
is_valid_installation() {
if [ -f "$KERL_BASE_DIR"/otp_installations ]; then
while read -r l; do
name=$(echo "$l" | cut -d' ' -f1)
path=$(echo "$l" | cut -d' ' -f2)
if [ "$name" = "$1" ] || [ "$path" = "$1" ]; then
if [ -f "$path"/activate ]; then
return 0
fi
fi
done <"$KERL_BASE_DIR"/otp_installations
fi
return 1
}
assert_valid_installation() {
if ! is_valid_installation "$1"; then
echo "$1 is not a kerl-managed Erlang/OTP installation"
exit 1
fi
return 0
}
assert_build_name_unused() {
if [ -f "$KERL_BASE_DIR"/otp_builds ]; then
while read -r l; do
name=$(echo "$l" | cut -d, -f2)
if [ "$name" = "$1" ]; then
echo "There's already a build named $1"
exit 1
fi
done <"$KERL_BASE_DIR"/otp_builds
fi
}
_check_required_pkgs() {
has_dpkg=$(command -v dpkg)
has_rpm=$(command -v rpm)
if [ -n "$has_dpkg" ] || [ -n "$has_rpm" ]; then
# found either dpkg or rpm (or maybe even both!)
if [ -n "$has_dpkg" ] && [ -n "$has_rpm" ]; then
echo 'WARNING: You appear to have BOTH rpm and dpkg. This is very strange. No package checks done.'
elif [ -n "$has_dpkg" ]; then
_check_dpkg
elif [ -n "$has_rpm" ]; then
_check_rpm
fi
fi
}
_dpkg_is_installed() {
# gratefully stolen from
# https://superuser.com/questions/427318/test-if-a-package-is-installed-in-apt
# returns 0 (true) if found, 1 otherwise
dpkg-query -Wf'${db:Status-abbrev}' "$1" 2>/dev/null | grep -q '^i'
}
_check_dpkg() {
required='
libssl-dev
make
automake
autoconf
libncurses5-dev
gcc
'
for pkg in $required; do
if ! _dpkg_is_installed "$pkg"; then
echo "WARNING: It appears that a required development package '$pkg' is not installed."
fi
done
}
_rpm_is_installed() {
rpm --quiet -q "$1" >/dev/null 2>&1
}
_check_rpm() {
required='
openssl-devel
make
automake
autoconf
ncurses-devel
gcc
'
for pkg in $required; do
if ! _rpm_is_installed "$pkg"; then
echo "WARNING: It appears a required development package '$pkg' is not installed."
fi
done
}
do_git_build() {
assert_build_name_unused "$3"
GIT=$(printf '%s' "$1" | $MD5SUM | cut -d ' ' -f $MD5SUM_FIELD)
mkdir -p "$KERL_GIT_DIR" || exit 1
cd "$KERL_GIT_DIR" || exit 1
echo "Checking out Erlang/OTP git repository from $1..."
if [ ! -d "$GIT" ]; then
if ! git clone -q --mirror "$1" "$GIT" >/dev/null 2>&1; then
echo 'Error mirroring remote git repository'
exit 1
fi
fi
cd "$GIT" || exit 1
if ! git remote update --prune >/dev/null 2>&1; then
echo 'Error updating remote git repository'
exit 1
fi
rm -Rf "${KERL_BUILD_DIR:?}/$3"
mkdir -p "$KERL_BUILD_DIR/$3" || exit 1
cd "$KERL_BUILD_DIR/$3" || exit 1
if ! git clone -l "$KERL_GIT_DIR/$GIT" otp_src_git >/dev/null 2>&1; then
echo 'Error cloning local git repository'
exit 1
fi
cd otp_src_git || exit 1
if ! git checkout "$2" >/dev/null 2>&1; then
if ! git checkout -b "$2" "$2" >/dev/null 2>&1; then
echo 'Could not checkout specified version'
rm -Rf "${KERL_BUILD_DIR:?}/$3"
exit 1
fi
fi
if [ ! -x otp_build ]; then
echo 'Not a valid Erlang/OTP repository'
rm -Rf "${KERL_BUILD_DIR:?}/$3"
exit 1
fi
echo "Building Erlang/OTP $3 from git, please wait..."
if [ -z "$KERL_BUILD_AUTOCONF" ]; then
KERL_USE_AUTOCONF=1
fi
_do_build 'git' "$3"
echo "Erlang/OTP $3 from git has been successfully built"
list_add builds git,"$3"
}
get_otp_version() {
echo "$1" | sed $SED_OPT -e 's/R?([0-9]{1,2}).+/\1/'
}
get_perl_version() {
if assert_perl; then
# This is really evil but it's portable and it works. Don't @ me bro
perl -e 'print int(($] - 5)*1000)'
else
echo 'FATAL: could not find perl which is required to compile Erlang.'
exit 1
fi
}
assert_perl() {
perl_loc=$(command -v perl)
if [ -z "$perl_loc" ]; then
return 1
else
# 0 to bash is "true" because of Unix exit code conventions
return 0
fi
}
get_javac_version() {
java_loc=$(command -v javac)
if [ -z "$java_loc" ]; then
# Java's not installed, so just return 0
0
else
javaout=$(javac -version 2>&1)
echo "$javaout" | cut -d' ' -f2 | cut -d. -f2
fi
}
show_configuration_warnings() {
# $1 is logfile
# $2 is section header (E.g. "APPLICATIONS DISABLED")
# Find the row number for the section we are looking for
INDEX=$(grep -n -m1 "$2" "$1" | cut -d: -f1)
# If there are no warnings, the section won't appear in the log
if [ -n "$INDEX" ]; then
# Skip the section header, find the end line and skip it
# then print the results indented
tail -n +$((INDEX+3)) "$1" | \
sed -n '1,/\*/p' | \
awk -F: -v logfile="$1" -v section="$2" \
'BEGIN { printf "%s (See: %s)\n", section, logfile }
/^[^\*]/ { print " *", $0 }
END { print "" } '
fi
}
show_logfile() {
echo "$1"
tail "$2"
echo
echo "Please see $2 for full details."
}
maybe_patch() {
# $1 = OS platform e.g., Darwin, etc
# $2 = OTP release
release=$(get_otp_version "$2")
case "$1" in
Darwin)
maybe_patch_darwin "$release"
;;
SunOS)
maybe_patch_sunos "$release"
;;
*)
;;
esac
maybe_patch_all "$release"
}
maybe_patch_all() {
perlver=$(get_perl_version)
if [ "$perlver" -ge 22 ]; then
case "$1" in
14)
apply_r14_beam_makeops_patch >>"$LOGFILE"
;;
15)
apply_r15_beam_makeops_patch >>"$LOGFILE"
;;
*)
;;
esac
fi
# Are we building docs?
if [ -n "$KERL_BUILD_DOCS" ]; then
if [ "$1" -le 16 ]; then
javaver=$(get_javac_version)
if [ "$javaver" -ge 8 ]; then
apply_javadoc_linting_patch >>"$LOGFILE"
fi
fi
fi
# Maybe apply zlib patch
if [ "$1" -ge 17 ] && [ "$1" -le 19 ]; then
apply_zlib_patch >> "$LOGFILE"
fi
}
maybe_patch_darwin() {
# Reminder: $1 = OTP release version
if [ "$1" -le 14 ]; then
CFLAGS='-DERTS_DO_INCL_GLB_INLINE_FUNC_DEF'
apply_darwin_compiler_patch >>"$LOGFILE"
elif [ "$1" -eq 16 ]; then
# TODO: Maybe check if clang version == 9
apply_r16_wx_ptr_patch >>"$LOGFILE"
elif [ "$1" -ge 17 ] && [ "$1" -le 19 ]; then
apply_wx_ptr_patch >>"$LOGFILE"
fi
}
maybe_patch_sunos() {
if [ "$1" -le 14 ]; then
apply_solaris_networking_patch >>"$LOGFILE"
fi
}
do_normal_build() {
assert_valid_release "$1"
assert_build_name_unused "$2"
FILENAME=""
download "$1"
mkdir -p "$KERL_BUILD_DIR/$2" || exit 1
if [ ! -d "$KERL_BUILD_DIR/$2/$FILENAME" ]; then
echo 'Extracting source code'
UNTARDIRNAME="$KERL_BUILD_DIR/$2/$FILENAME-kerluntar-$$"
rm -rf "$UNTARDIRNAME"
mkdir -p "$UNTARDIRNAME" || exit 1
# github tarballs have a directory in the form of "otp[_-]TAGNAME"
# Ericsson tarballs have the classic otp_src_RELEASE pattern
# Standardize on Ericsson format because that's what the rest of the script expects
(cd "$UNTARDIRNAME" && tar xzf "$KERL_DOWNLOAD_DIR/$FILENAME".tar.gz && mv -f ./* "$KERL_BUILD_DIR/$2/otp_src_$1")
rm -rf "$UNTARDIRNAME"
fi
echo "Building Erlang/OTP $1 ($2), please wait..."
_do_build "$1" "$2"
echo "Erlang/OTP $1 ($2) has been successfully built"
list_add builds "$1,$2"
}
_flags() {
# We need to munge the LD and DED flags for clang 9/10 shipped with
# High Sierra (macOS 10.13) and Mojave (macOS 10.14)
case "$KERL_SYSTEM" in
Darwin)
osver=$(uname -r)
case "$osver" in
18*|17*)
# Make sure we don't overwrite values that someone who
# knows better than us set.
if [ -z "$DED_LD" ]; then
DED_LD='clang'
fi
if [ -z "$CC" ]; then
CC='clang'
fi
if [ -z "$DED_LDFLAGS" ]; then
host=$(./erts/autoconf/config.guess)
DED_LDFLAGS="-m64 -bundle -bundle_loader ${ERL_TOP}/bin/$host/beam.smp"
fi
CFLAGS="$CFLAGS" DED_LD="$DED_LD" CC="$CC" DED_LDFLAGS="$DED_LDFLAGS" "$@"
;;
*)
CFLAGS="$CFLAGS" "$@"
;;
esac
;;
*)
CFLAGS="$CFLAGS" "$@"
;;
esac
}
_do_build() {
case "$KERL_SYSTEM" in
Darwin)
OSVERSION=$(uname -r)
# Ensure that the --enable-darwin-64bit flag is set on all macOS
# That way even on older Erlangs we get 64 bit Erlang builds
# macOS has been mandatory 64 bit for a while
if ! echo "$KERL_CONFIGURE_OPTIONS" | grep 'darwin-64bit' >/dev/null 2>&1; then
KERL_CONFIGURE_OPTIONS="$KERL_CONFIGURE_OPTIONS "--enable-darwin-64bit
fi
case "$OSVERSION" in
18*|17*|16*|15*)
if ! echo "$KERL_CONFIGURE_OPTIONS" | grep 'ssl' >/dev/null 2>&1; then
whichbrew=$(command -v brew)
if [ -n "$whichbrew" ] && [ -x "$whichbrew" ]; then
brew_prefix=$(brew --prefix openssl)
if [ -n "$brew_prefix" ] && [ -d "$brew_prefix" ]; then
KERL_CONFIGURE_OPTIONS="$KERL_CONFIGURE_OPTIONS "--with-ssl=$brew_prefix
fi
elif [ ! -d /usr/include/openssl ] || [ ! -d /usr/local/include/openssl ]; then
# Apple removed OpenSSL from El Capitan, but its still in this
# funky location, so set ssl headers to look here
xc_ssl='/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift-migrator/sdk/MacOSX.sdk/usr'
if [ -d "$xc_ssl"/include/openssl ]; then
KERL_CONFIGURE_OPTIONS="$KERL_CONFIGURE_OPTIONS --with-ssl=$xc_ssl"
fi
unset xc_ssl
fi
fi
;;
*)
;;
esac
;;
Linux)
# we are going to check here to see if the Linux uses dpkg or rpms
#
# this is a "best effort" attempt to discover if a Linux has the
# packages needed to build Erlang. We will always assume the user
# knows better than us and are going to go ahead and try to build
# Erlang anyway. But at least it will be a clear warning to the
# user if a build fails.
_check_required_pkgs
;;
*)
;;
esac
if [ -n "$KERL_BUILD_DOCS" ]; then
KERL_CONFIGURE_OPTIONS="$KERL_CONFIGURE_OPTIONS --prefix=$KERL_BUILD_DIR/$2/release_$1"
fi
ERL_TOP="$KERL_BUILD_DIR/$2/otp_src_$1"
cd "$ERL_TOP" || exit 1
LOGFILE="$KERL_BUILD_DIR/$2/otp_build_$1.log"
# Set configuation flags given applications white/black lists
if [ -n "$KERL_CONFIGURE_APPLICATIONS" ]; then
for app in $KERL_CONFIGURE_APPLICATIONS; do
case "$KERL_CONFIGURE_OPTIONS" in
*"--with-$app"*)
echo "Option '--with-$app' in KERL_CONFIGURE_OPTIONS is superfluous" ;;
*)
KERL_CONFIGURE_OPTIONS="$KERL_CONFIGURE_OPTIONS --with-$app" ;;
esac
done
fi
if [ -n "$KERL_CONFIGURE_DISABLE_APPLICATIONS" ]; then
for app in $KERL_CONFIGURE_DISABLE_APPLICATIONS; do
case "$KERL_CONFIGURE_OPTIONS" in
*"--without-$app"*)
echo "Option '--without-$app' in KERL_CONFIGURE_OPTIONS is superfluous" ;;
*)
KERL_CONFIGURE_OPTIONS="$KERL_CONFIGURE_OPTIONS --without-$app" ;;
esac
done
fi
# Check to see if configuration options need to be stored or have changed
TMPOPT="${TMP_DIR}/kerloptions.$$"
echo "$CFLAGS" >"$TMPOPT"
echo "$KERL_CONFIGURE_OPTIONS" >>"$TMPOPT"
SUM=$($MD5SUM "$TMPOPT" | cut -d ' ' -f $MD5SUM_FIELD)
# Check for a .kerl_config.md5 file
if [ -e ./"$KERL_CONFIG_STORAGE_FILENAME".md5 ]; then
# Compare our current options to the saved ones
read -r OLD_SUM <./"$KERL_CONFIG_STORAGE_FILENAME".md5
if [ "$SUM" != "$OLD_SUM" ]; then
echo 'Configure options have changed. Reconfiguring...'
rm -f configure
mv "$TMPOPT" ./"$KERL_CONFIG_STORAGE_FILENAME"
echo "$SUM" >./"$KERL_CONFIG_STORAGE_FILENAME".md5
else
# configure options are the same
rm -f "$TMPOPT"
fi
else
# no file exists, so write one
mv "$TMPOPT" .kerl_config
echo "$SUM" >.kerl_config.md5
fi
# Don't apply patches to "custom" git builds. We have no idea if they will apply
# cleanly or not.
if [ "$1" != 'git' ]; then
maybe_patch "$KERL_SYSTEM" "$1"
fi
if [ -n "$KERL_USE_AUTOCONF" ]; then
# shellcheck disable=SC2086
./otp_build autoconf $KERL_CONFIGURE_OPTIONS >>"$LOGFILE" 2>&1 && \
_flags ./otp_build configure $KERL_CONFIGURE_OPTIONS >>"$LOGFILE" 2>&1
else
# shellcheck disable=SC2086
_flags ./otp_build configure $KERL_CONFIGURE_OPTIONS >>"$LOGFILE" 2>&1
fi
if ! echo "$KERL_CONFIGURE_OPTIONS" | grep '--enable-native-libs' >/dev/null 2>&1; then
make clean >>"$LOGFILE" 2>&1
# shellcheck disable=SC2086
if ! _flags ./otp_build configure $KERL_CONFIGURE_OPTIONS >>"$LOGFILE" 2>&1; then
show_logfile 'Configure failed.' "$LOGFILE"
list_remove builds "$1 $2"
exit 1
fi
fi
for SECTION in 'APPLICATIONS DISABLED' \
'APPLICATIONS INFORMATION' \
'DOCUMENTATION INFORMATION'; do
show_configuration_warnings "$LOGFILE" "$SECTION"
done
if [ -n "$KERL_CONFIGURE_APPLICATIONS" ]; then
find ./lib -maxdepth 1 -type d -exec touch -f {}/SKIP \;
for app in $KERL_CONFIGURE_APPLICATIONS; do
if ! rm ./lib/"$app"/SKIP; then
echo "Couldn't prepare '$app' application for building"
list_remove builds "$1 $2"
exit 1
fi
done
fi
if [ -n "$KERL_CONFIGURE_DISABLE_APPLICATIONS" ]; then
for app in $KERL_CONFIGURE_DISABLE_APPLICATIONS; do
if ! touch -f ./lib/"$app"/SKIP; then
echo "Couldn't disable '$app' application for building"
exit 1
fi
done
fi
# shellcheck disable=SC2086
if ! _flags ./otp_build boot -a $KERL_CONFIGURE_OPTIONS >>"$LOGFILE" 2>&1; then
show_logfile 'Build failed.' "$LOGFILE"
list_remove builds "$1 $2"
exit 1
fi
if [ -n "$KERL_BUILD_DOCS" ]; then
echo 'Building docs...'
if ! make docs >>"$LOGFILE" 2>&1; then
show_logfile 'Building docs failed.' "$LOGFILE"
list_remove builds "$1 $2"
exit 1
fi
if ! make install-docs >>"$LOGFILE" 2>&1; then
show_logfile 'Installing docs failed.' "$LOGFILE"
list_remove builds "$1 $2"
exit 1
fi
fi
rm -f "$LOGFILE"
ERL_TOP="$ERL_TOP" ./otp_build release -a "$KERL_BUILD_DIR/$2/release_$1" >/dev/null 2>&1
cd "$KERL_BUILD_DIR/$2/release_$1" || exit 1
./Install $INSTALL_OPT "$KERL_BUILD_DIR/$2/release_$1" >/dev/null 2>&1
}
do_install() {
if ! rel=$(get_release_from_name "$1"); then
echo "No build named $1"
exit 1
fi
if ! is_valid_install_path "$2"; then
exit 1
fi
mkdir -p "$2" || exit 1
absdir=$(cd "$2" && pwd)
echo "Installing Erlang/OTP $rel ($1) in $absdir..."
ERL_TOP="$KERL_BUILD_DIR/$1/otp_src_$rel"
cd "$ERL_TOP" || exit 1
if ! (ERL_TOP="$ERL_TOP" ./otp_build release -a "$absdir" >/dev/null 2>&1 &&
cd "$absdir" && ./Install $INSTALL_OPT "$absdir" >/dev/null 2>&1); then
echo "Couldn't install Erlang/OTP $rel ($1) in $absdir"
exit 1
fi
list_add installations "$1 $absdir";
cat <<ACTIVATE >"$absdir"/activate
#!/bin/sh
# credits to virtualenv
kerl_deactivate() {
if [ -n "\$_KERL_SAVED_ERL_AFLAGS" ]; then
ERL_AFLAGS="\$_KERL_SAVED_ERL_AFLAGS"
export ERL_AFLAGS
unset _KERL_SAVED_ERL_AFLAGS
fi
if [ -n "\$_KERL_PATH_REMOVABLE" ]; then
# shellcheck disable=SC2001
PATH="\$(echo "\$PATH" | sed -e "s#\$_KERL_PATH_REMOVABLE:##")"
export PATH
unset _KERL_PATH_REMOVABLE
fi
if [ -n "\$_KERL_MANPATH_REMOVABLE" ]; then
# shellcheck disable=SC2001
MANPATH="\$(echo "\$MANPATH" | sed -e "s#\$_KERL_MANPATH_REMOVABLE:##")"
export MANPATH
unset _KERL_MANPATH_REMOVABLE
fi
if [ -n "\$_KERL_SAVED_REBAR_PLT_DIR" ]; then
REBAR_PLT_DIR="\$_KERL_SAVED_REBAR_PLT_DIR"
export REBAR_PLT_DIR
unset _KERL_SAVED_REBAR_PLT_DIR
fi
if [ -n "\$_KERL_ACTIVE_DIR" ]; then
unset _KERL_ACTIVE_DIR
fi
if [ -n "\$_KERL_SAVED_PS1" ]; then
PS1="\$_KERL_SAVED_PS1"
export PS1
unset _KERL_SAVED_PS1
fi
if [ -n "\$_KERL_DOCSH_DOT_ERLANG" ]; then
rm "\$HOME/.erlang"
unset _KERL_DOCSH_DOT_ERLANG
fi
if [ -n "\$_KERL_DOCSH_USER_DEFAULT" ]; then
unset DOCSH_USER_DEFAULT
unset _KERL_DOCSH_USER_DEFAULT
fi
if [ -n "\$BASH" ] || [ -n "\$ZSH_VERSION" ]; then
hash -r
fi
if [ ! "\$1" = "nondestructive" ]; then
unset -f kerl_deactivate
fi
unset KERL_ENABLE_PROMPT
unset KERL_PROMPT_FORMAT
}
kerl_deactivate nondestructive
_KERL_SAVED_REBAR_PLT_DIR="\$REBAR_PLT_DIR"
export _KERL_SAVED_REBAR_PLT_DIR
_KERL_PATH_REMOVABLE="$absdir/bin"
PATH="\${_KERL_PATH_REMOVABLE}:\$PATH"
export PATH _KERL_PATH_REMOVABLE
_KERL_MANPATH_REMOVABLE="$absdir/lib/erlang/man:$absdir/man"
MANPATH="\${_KERL_MANPATH_REMOVABLE}:\$MANPATH"
export MANPATH _KERL_MANPATH_REMOVABLE
REBAR_PLT_DIR="$absdir"
export REBAR_PLT_DIR
_KERL_ACTIVE_DIR="$absdir"
export _KERL_ACTIVE_DIR
# https://twitter.com/mononcqc/status/877544929496629248
export _KERL_SAVED_ERL_AFLAGS=" \$ERL_AFLAGS"
kernel_history=\$(echo "\$ERL_AFLAGS" | grep 'kernel shell_history' || true)
if [ -z "\$kernel_history" ]; then
export ERL_AFLAGS="-kernel shell_history enabled \$ERL_AFLAGS"
fi
# shellcheck source=/dev/null
if [ -f "$KERL_CONFIG" ]; then . "$KERL_CONFIG"; fi
if [ -n "\$KERL_ENABLE_PROMPT" ]; then
_KERL_SAVED_PS1="\$PS1"
export _KERL_SAVED_PS1
if [ -n "\$KERL_PROMPT_FORMAT" ]; then
FRMT="\$KERL_PROMPT_FORMAT"
else
FRMT="(%BUILDNAME%)"
fi
PRMPT=\$(echo "\$FRMT" | sed 's^%RELEASE%^$rel^;s^%BUILDNAME%^$1^')
PS1="\$PRMPT\$PS1"
export PS1
fi
if [ -d "$absdir/lib/docsh" ]; then
export DOCSH_USER_DEFAULT="$absdir/lib/docsh/user_default"
export _KERL_DOCSH_USER_DEFAULT=yes
if [ -f "\$HOME/.erlang" ]; then
# shellcheck disable=SC2153
if [ ! x"\$KERL_DOCSH_DOT_ERLANG" = x'exists' ]; then
echo "Couldn't symlink correct \$HOME/.erlang - file exists - docsh might not work."
echo "Please make sure \$HOME/.erlang contains code"
echo "from $absdir/lib/docsh/dot.erlang"
echo 'and export KERL_DOCSH_DOT_ERLANG=exists to suppress this warning.'
fi
else
ln -s "$absdir/lib/docsh/dot.erlang" "\$HOME/.erlang"
export _KERL_DOCSH_DOT_ERLANG=yes
fi
fi
if [ -n "\$BASH" ] || [ -n "\$ZSH_VERSION" ]; then
hash -r
fi
ACTIVATE
cat <<ACTIVATE_FISH >"$absdir"/activate.fish
# credits to virtualenv
function _kerl_remove_el --description 'remove element from array'
set -l new_array
for el in \$\$argv[1]
if test \$el != \$argv[2]
set new_array \$new_array \$el
end
end
set -x \$argv[1] \$new_array
end
function kerl_deactivate --description "deactivate erlang environment"
if set --query _KERL_PATH_REMOVABLE
_kerl_remove_el PATH "\$_KERL_PATH_REMOVABLE"
set --erase _KERL_PATH_REMOVABLE
end
if set --query _KERL_MANPATH_REMOVABLE
_kerl_remove_el MANPATH "\$_KERL_MANPATH_REMOVABLE"
set --erase _KERL_MANPATH_REMOVABLE
end
if set --query _KERL_SAVED_REBAR_PLT_DIR
set -x REBAR_PLT_DIR "\$_KERL_SAVED_REBAR_PLT_DIR"
set --erase _KERL_SAVED_REBAR_PLT_DIR
end
if set --query _KERL_ACTIVE_DIR
set --erase _KERL_ACTIVE_DIR
end
if functions --query _kerl_saved_prompt
functions --erase fish_prompt
# functions --copy complains about about fish_prompt already being defined
# so we take a page from virtualenv's book
. ( begin
printf "function fish_prompt\\n\\t#"
functions _kerl_saved_prompt
end | psub )
functions --erase _kerl_saved_prompt
end
if set --query _KERL_DOCSH_DOT_ERLANG
rm "\$HOME/.erlang"
set --erase _KERL_DOCSH_DOT_ERLANG
end
if set --query _KERL_DOCSH_USER_DEFAULT
set --erase DOCSH_USER_DEFAULT
set --erase _KERL_DOCSH_USER_DEFAULT
end
if test "\$argv[1]" != "nondestructive"
functions --erase kerl_deactivate
functions --erase _kerl_remove_el
end
end
kerl_deactivate nondestructive
set -x _KERL_SAVED_REBAR_PLT_DIR "\$REBAR_PLT_DIR"
set -x _KERL_PATH_REMOVABLE "$absdir/bin"
set -x PATH "\$_KERL_PATH_REMOVABLE" \$PATH
set -x _KERL_MANPATH_REMOVABLE "$absdir/lib/erlang/man" "$absdir/man"
set -x MANPATH \$MANPATH "\$_KERL_MANPATH_REMOVABLE"
set -x REBAR_PLT_DIR "$absdir"
set -x _KERL_ACTIVE_DIR "$absdir"
if test -f "$KERL_CONFIG.fish"
source "$KERL_CONFIG.fish"
end
if set --query KERL_ENABLE_PROMPT
functions --copy fish_prompt _kerl_saved_prompt
function fish_prompt
echo -n "($1)"
_kerl_saved_prompt
end
end
if test -d "$absdir/lib/docsh"
set -x DOCSH_USER_DEFAULT "$absdir/lib/docsh/user_default"