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diff --git a/src/tools/rust-installer/install-template.sh b/src/tools/rust-installer/install-template.sh
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+#!/bin/bash
+# Copyright 2014 The Rust Project Developers. See the COPYRIGHT
+# file at the top-level directory of this distribution and at
+# http://rust-lang.org/COPYRIGHT.
+#
+# Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+# http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+# <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+# option. This file may not be copied, modified, or distributed
+# except according to those terms.
+
+# No undefined variables
+set -u
+
+init_logging() {
+ local _abs_libdir="$1"
+ local _logfile="$_abs_libdir/$TEMPLATE_REL_MANIFEST_DIR/install.log"
+ rm -f "$_logfile"
+ need_ok "failed to remove old installation log"
+ touch "$_logfile"
+ need_ok "failed to create installation log"
+ LOGFILE="$_logfile"
+}
+
+log_line() {
+ local _line="$1"
+
+ if [ -n "${LOGFILE-}" -a -e "${LOGFILE-}" ]; then
+ echo "$_line" >> "$LOGFILE"
+ # Ignore errors, which may happen e.g. after the manifest dir is deleted
+ fi
+}
+
+msg() {
+ local _line="install: ${1-}"
+ echo "$_line"
+ log_line "$_line"
+}
+
+verbose_msg() {
+ if [ -n "${CFG_VERBOSE-}" ]; then
+ msg "${1-}"
+ else
+ log_line "install: ${1-}"
+ fi
+}
+
+step_msg() {
+ msg
+ msg "$1"
+ msg
+}
+
+verbose_step_msg() {
+ if [ -n "${CFG_VERBOSE-}" ]; then
+ msg
+ msg "$1"
+ msg
+ else
+ log_line ""
+ log_line "install: $1"
+ log_line ""
+ fi
+}
+
+warn() {
+ local _line="install: WARNING: $1"
+ echo "$_line" >&2
+ log_line "$_line"
+}
+
+err() {
+ local _line="install: error: $1"
+ echo "$_line" >&2
+ log_line "$_line"
+ exit 1
+}
+
+# A non-user error that is likely to result in a corrupted install
+critical_err() {
+ local _line="install: error: $1. see logs at '${LOGFILE-}'"
+ echo "$_line" >&2
+ log_line "$_line"
+ exit 1
+}
+
+need_ok() {
+ if [ $? -ne 0 ]
+ then
+ err "$1"
+ fi
+}
+
+critical_need_ok() {
+ if [ $? -ne 0 ]
+ then
+ critical_err "$1"
+ fi
+}
+
+want_ok() {
+ if [ $? -ne 0 ]; then
+ warn "$1"
+ fi
+}
+
+assert_nz() {
+ if [ -z "$1" ]; then err "assert_nz $2"; fi
+}
+
+need_cmd() {
+ if command -v $1 >/dev/null 2>&1
+ then verbose_msg "found $1"
+ else err "need $1"
+ fi
+}
+
+run() {
+ local _line="\$ $*"
+ "$@"
+ local _retval=$?
+ log_line "$_line"
+ return $_retval
+}
+
+write_to_file() {
+ local _msg="$1"
+ local _file="$2"
+ local _line="$ echo \"$_msg\" > \"$_file\""
+ echo "$_msg" > "$_file"
+ local _retval=$?
+ log_line "$_line"
+ return $_retval
+}
+
+append_to_file() {
+ local _msg="$1"
+ local _file="$2"
+ local _line="$ echo \"$_msg\" >> \"$_file\""
+ echo "$_msg" >> "$_file"
+ local _retval=$?
+ log_line "$_line"
+ return $_retval
+}
+
+make_dir_recursive() {
+ local _dir="$1"
+ local _line="$ umask 022 && mkdir -p \"$_dir\""
+ umask 022 && mkdir -p "$_dir"
+ local _retval=$?
+ log_line "$_line"
+ return $_retval
+}
+
+putvar() {
+ local t
+ local tlen
+ eval t=\$$1
+ eval tlen=\${#$1}
+}
+
+valopt() {
+ VAL_OPTIONS="$VAL_OPTIONS $1"
+
+ local op=$1
+ local default=$2
+ shift
+ shift
+ local doc="$*"
+ if [ $HELP -eq 0 ]
+ then
+ local uop=$(echo $op | tr 'a-z-' 'A-Z_')
+ local v="CFG_${uop}"
+ eval $v="$default"
+ for arg in $CFG_ARGS
+ do
+ if echo "$arg" | grep -q -- "--$op="
+ then
+ local val=$(echo "$arg" | cut -f2 -d=)
+ eval $v=$val
+ fi
+ done
+ putvar $v
+ else
+ if [ -z "$default" ]
+ then
+ default="<none>"
+ fi
+ op="${op}=[${default}]"
+ printf " --%-30s %s\n" "$op" "$doc"
+ fi
+}
+
+opt() {
+ BOOL_OPTIONS="$BOOL_OPTIONS $1"
+
+ local op=$1
+ local default=$2
+ shift
+ shift
+ local doc="$*"
+ local flag=""
+
+ if [ $default -eq 0 ]
+ then
+ flag="enable"
+ else
+ flag="disable"
+ doc="don't $doc"
+ fi
+
+ if [ $HELP -eq 0 ]
+ then
+ for arg in $CFG_ARGS
+ do
+ if [ "$arg" = "--${flag}-${op}" ]
+ then
+ op=$(echo $op | tr 'a-z-' 'A-Z_')
+ flag=$(echo $flag | tr 'a-z' 'A-Z')
+ local v="CFG_${flag}_${op}"
+ eval $v=1
+ putvar $v
+ fi
+ done
+ else
+ if [ ! -z "${META-}" ]
+ then
+ op="$op=<$META>"
+ fi
+ printf " --%-30s %s\n" "$flag-$op" "$doc"
+ fi
+}
+
+flag() {
+ BOOL_OPTIONS="$BOOL_OPTIONS $1"
+
+ local op=$1
+ shift
+ local doc="$*"
+
+ if [ $HELP -eq 0 ]
+ then
+ for arg in $CFG_ARGS
+ do
+ if [ "$arg" = "--${op}" ]
+ then
+ op=$(echo $op | tr 'a-z-' 'A-Z_')
+ local v="CFG_${op}"
+ eval $v=1
+ putvar $v
+ fi
+ done
+ else
+ if [ ! -z "${META-}" ]
+ then
+ op="$op=<$META>"
+ fi
+ printf " --%-30s %s\n" "$op" "$doc"
+ fi
+}
+
+validate_opt () {
+ for arg in $CFG_ARGS
+ do
+ local is_arg_valid=0
+ for option in $BOOL_OPTIONS
+ do
+ if test --disable-$option = $arg
+ then
+ is_arg_valid=1
+ fi
+ if test --enable-$option = $arg
+ then
+ is_arg_valid=1
+ fi
+ if test --$option = $arg
+ then
+ is_arg_valid=1
+ fi
+ done
+ for option in $VAL_OPTIONS
+ do
+ if echo "$arg" | grep -q -- "--$option="
+ then
+ is_arg_valid=1
+ fi
+ done
+ if [ "$arg" = "--help" ]
+ then
+ echo
+ echo "No more help available for Configure options,"
+ echo "check the Wiki or join our IRC channel"
+ break
+ else
+ if test $is_arg_valid -eq 0
+ then
+ err "Option '$arg' is not recognized"
+ fi
+ fi
+ done
+}
+
+absolutify() {
+ local file_path="$1"
+ local file_path_dirname="$(dirname "$file_path")"
+ local file_path_basename="$(basename "$file_path")"
+ local file_abs_path="$(abs_path "$file_path_dirname")"
+ local file_path="$file_abs_path/$file_path_basename"
+ # This is the return value
+ RETVAL="$file_path"
+}
+
+# Prints the absolute path of a directory to stdout
+abs_path() {
+ local path="$1"
+ # Unset CDPATH because it causes havok: it makes the destination unpredictable
+ # and triggers 'cd' to print the path to stdout. Route `cd`'s output to /dev/null
+ # for good measure.
+ (unset CDPATH && cd "$path" > /dev/null && pwd)
+}
+
+uninstall_legacy() {
+ local _abs_libdir="$1"
+
+ local _uninstalled_something=false
+
+ # Replace commas in legacy manifest list with spaces
+ _legacy_manifest_dirs=`echo "$TEMPLATE_LEGACY_MANIFEST_DIRS" | sed "s/,/ /g"`
+
+ # Uninstall from legacy manifests
+ local _md
+ for _md in $_legacy_manifest_dirs; do
+ # First, uninstall from the installation prefix.
+ # Errors are warnings - try to rm everything in the manifest even if some fail.
+ if [ -f "$_abs_libdir/$_md/manifest" ]
+ then
+
+ # iterate through installed manifest and remove files
+ local _p;
+ while read _p; do
+ # the installed manifest contains absolute paths
+ msg "removing legacy file $_p"
+ if [ -f "$_p" ]
+ then
+ run rm -f "$_p"
+ want_ok "failed to remove $_p"
+ else
+ warn "supposedly installed file $_p does not exist!"
+ fi
+ done < "$_abs_libdir/$_md/manifest"
+
+ # If we fail to remove $md below, then the
+ # installed manifest will still be full; the installed manifest
+ # needs to be empty before install.
+ msg "removing legacy manifest $_abs_libdir/$_md/manifest"
+ run rm -f "$_abs_libdir/$_md/manifest"
+ # For the above reason, this is a hard error
+ need_ok "failed to remove installed manifest"
+
+ # Remove $template_rel_manifest_dir directory
+ msg "removing legacy manifest dir $_abs_libdir/$_md"
+ run rm -R "$_abs_libdir/$_md"
+ want_ok "failed to remove $_md"
+
+ _uninstalled_something=true
+ fi
+ done
+
+ RETVAL="$_uninstalled_something"
+}
+
+uninstall_components() {
+ local _abs_libdir="$1"
+ local _dest_prefix="$2"
+ local _components="$3"
+
+ # We're going to start by uninstalling existing components. This
+ local _uninstalled_something=false
+
+ # First, try removing any 'legacy' manifests from before
+ # rust-installer
+ uninstall_legacy "$_abs_libdir"
+ assert_nz "$RETVAL", "RETVAL"
+ if [ "$RETVAL" = true ]; then
+ _uninstalled_something=true;
+ fi
+
+ # Load the version of the installed installer
+ local _installed_version=
+ if [ -f "$abs_libdir/$TEMPLATE_REL_MANIFEST_DIR/rust-installer-version" ]; then
+ _installed_version=`cat "$_abs_libdir/$TEMPLATE_REL_MANIFEST_DIR/rust-installer-version"`
+
+ # Sanity check
+ if [ ! -n "$_installed_version" ]; then critical_err "rust installer version is empty"; fi
+ fi
+
+ # If there's something installed, then uninstall
+ if [ -n "$_installed_version" ]; then
+ # Check the version of the installed installer
+ case "$_installed_version" in
+
+ # If this is a previous version, then upgrade in place to the
+ # current version before uninstalling.
+ 2 )
+ # The only change between version 2 -> 3 is that components are placed
+ # in subdirectories of the installer tarball. There are no changes
+ # to the installed data format, so nothing to do.
+ ;;
+
+ # This is the current version. Nothing need to be done except uninstall.
+ "$TEMPLATE_RUST_INSTALLER_VERSION")
+ ;;
+
+ # If this is an unknown (future) version then bail.
+ * )
+ echo "The copy of $TEMPLATE_PRODUCT_NAME at $_dest_prefix was installed using an"
+ echo "unknown version ($_installed_version) of rust-installer."
+ echo "Uninstall it first with the installer used for the original installation"
+ echo "before continuing."
+ exit 1
+ ;;
+ esac
+
+ local _md="$_abs_libdir/$TEMPLATE_REL_MANIFEST_DIR"
+ local _installed_components="$(cat "$_md/components")"
+
+ # Uninstall (our components only) before reinstalling
+ local _available_component
+ for _available_component in $_components; do
+ local _installed_component
+ for _installed_component in $_installed_components; do
+ if [ "$_available_component" = "$_installed_component" ]; then
+ msg "uninstalling component '$_available_component'"
+ local _component_manifest="$_md/manifest-$_installed_component"
+
+ # Sanity check: there should be a component manifest
+ if [ ! -f "$_component_manifest" ]; then
+ critical_err "installed component '$_installed_component' has no manifest"
+ fi
+
+ # Iterate through installed component manifest and remove files
+ local _directive
+ while read _directive; do
+
+ local _command=`echo $_directive | cut -f1 -d:`
+ local _file=`echo $_directive | cut -f2 -d:`
+
+ # Sanity checks
+ if [ ! -n "$_command" ]; then critical_err "malformed installation directive"; fi
+ if [ ! -n "$_file" ]; then critical_err "malformed installation directive"; fi
+
+ case "$_command" in
+ file)
+ verbose_msg "removing file $_file"
+ if [ -f "$_file" ]; then
+ run rm -f "$_file"
+ want_ok "failed to remove $_file"
+ else
+ warn "supposedly installed file $_file does not exist!"
+ fi
+ ;;
+
+ dir)
+ verbose_msg "removing directory $_file"
+ run rm -r "$_file"
+ want_ok "unable to remove directory $_file"
+ ;;
+
+ *)
+ critical_err "unknown installation directive"
+ ;;
+ esac
+
+ done < "$_component_manifest"
+
+ # Remove the installed component manifest
+ verbose_msg "removing component manifest $_component_manifest"
+ run rm "$_component_manifest"
+ # This is a hard error because the installation is unrecoverable
+ critical_need_ok "failed to remove installed manifest for component '$_installed_component'"
+
+ # Update the installed component list
+ local _modified_components="$(sed "/^$_installed_component\$/d" "$_md/components")"
+ write_to_file "$_modified_components" "$_md/components"
+ critical_need_ok "failed to update installed component list"
+ fi
+ done
+ done
+
+ # If there are no remaining components delete the manifest directory,
+ # but only if we're doing an uninstall - if we're doing an install,
+ # then leave the manifest directory around to hang onto the logs,
+ # and any files not managed by the installer.
+ if [ -n "${CFG_UNINSTALL-}" ]; then
+ local _remaining_components="$(cat "$_md/components")"
+ if [ ! -n "$_remaining_components" ]; then
+ verbose_msg "removing manifest directory $_md"
+ run rm -r "$_md"
+ want_ok "failed to remove $_md"
+
+ maybe_unconfigure_ld
+ fi
+ fi
+
+ _uninstalled_something=true
+ fi
+
+ # There's no installed version. If we were asked to uninstall, then that's a problem.
+ if [ -n "${CFG_UNINSTALL-}" -a "$_uninstalled_something" = false ]
+ then
+ err "unable to find installation manifest at $CFG_LIBDIR/$TEMPLATE_REL_MANIFEST_DIR"
+ fi
+}
+
+install_components() {
+ local _src_dir="$1"
+ local _abs_libdir="$2"
+ local _dest_prefix="$3"
+ local _components="$4"
+
+ local _component
+ for _component in $_components; do
+
+ msg "installing component '$_component'"
+
+ # The file name of the manifest we're installing from
+ local _input_manifest="$_src_dir/$_component/manifest.in"
+
+ # Sanity check: do we have our input manifests?
+ if [ ! -f "$_input_manifest" ]; then
+ critical_err "manifest for $_component does not exist at $_input_manifest"
+ fi
+
+ # The installed manifest directory
+ local _md="$_abs_libdir/$TEMPLATE_REL_MANIFEST_DIR"
+
+ # The file name of the manifest we're going to create during install
+ local _installed_manifest="$_md/manifest-$_component"
+
+ # Create the installed manifest, which we will fill in with absolute file paths
+ touch "$_installed_manifest"
+ critical_need_ok "failed to create installed manifest"
+
+ # Add this component to the installed component list
+ append_to_file "$_component" "$_md/components"
+ critical_need_ok "failed to update components list for $_component"
+
+ # Now install, iterate through the new manifest and copy files
+ local _directive
+ while read _directive; do
+
+ local _command=`echo $_directive | cut -f1 -d:`
+ local _file=`echo $_directive | cut -f2 -d:`
+
+ # Sanity checks
+ if [ ! -n "$_command" ]; then critical_err "malformed installation directive"; fi
+ if [ ! -n "$_file" ]; then critical_err "malformed installation directive"; fi
+
+ # Decide the destination of the file
+ local _file_install_path="$_dest_prefix/$_file"
+
+ if echo "$_file" | grep "^etc/" > /dev/null
+ then
+ local _f="$(echo "$_file" | sed 's/^etc\///')"
+ _file_install_path="$CFG_SYSCONFDIR/$_f"
+ fi
+
+ if echo "$_file" | grep "^bin/" > /dev/null
+ then
+ local _f="$(echo "$_file" | sed 's/^bin\///')"
+ _file_install_path="$CFG_BINDIR/$_f"
+ fi
+
+ if echo "$_file" | grep "^lib/" > /dev/null
+ then
+ local _f="$(echo "$_file" | sed 's/^lib\///')"
+ _file_install_path="$CFG_LIBDIR/$_f"
+ fi
+
+ if echo "$_file" | grep "^share" > /dev/null
+ then
+ local _f="$(echo "$_file" | sed 's/^share\///')"
+ _file_install_path="$CFG_DATADIR/$_f"
+ fi
+
+ if echo "$_file" | grep "^share/man/" > /dev/null
+ then
+ local _f="$(echo "$_file" | sed 's/^share\/man\///')"
+ _file_install_path="$CFG_MANDIR/$_f"
+ fi
+
+ # HACK: Try to support overriding --docdir. Paths with the form
+ # "share/doc/$product/" can be redirected to a single --docdir
+ # path. If the following detects that --docdir has been specified
+ # then it will replace everything preceeding the "$product" path
+ # component. The problem here is that the combined rust installer
+ # contains two "products": rust and cargo; so the contents of those
+ # directories will both be dumped into the same directory; and the
+ # contents of those directories are _not_ disjoint. Since this feature
+ # is almost entirely to support 'make install' anyway I don't expect
+ # this problem to be a big deal in practice.
+ if [ "$CFG_DOCDIR" != "<default>" ]
+ then
+ if echo "$_file" | grep "^share/doc/" > /dev/null
+ then
+ local _f="$(echo "$_file" | sed 's/^share\/doc\/[^/]*\///')"
+ _file_install_path="$CFG_DOCDIR/$_f"
+ fi
+ fi
+
+ # Make sure there's a directory for it
+ make_dir_recursive "$(dirname "$_file_install_path")"
+ critical_need_ok "directory creation failed"
+
+ # Make the path absolute so we can uninstall it later without
+ # starting from the installation cwd
+ absolutify "$_file_install_path"
+ _file_install_path="$RETVAL"
+ assert_nz "$_file_install_path" "file_install_path"
+
+ case "$_command" in
+ file )
+
+ verbose_msg "copying file $_file_install_path"
+
+ maybe_backup_path "$_file_install_path"
+
+ if echo "$_file" | grep "^bin/" > /dev/null || test -x "$_src_dir/$_component/$_file"
+ then
+ run cp "$_src_dir/$_component/$_file" "$_file_install_path"
+ run chmod 755 "$_file_install_path"
+ else
+ run cp "$_src_dir/$_component/$_file" "$_file_install_path"
+ run chmod 644 "$_file_install_path"
+ fi
+ critical_need_ok "file creation failed"
+
+ # Update the manifest
+ append_to_file "file:$_file_install_path" "$_installed_manifest"
+ critical_need_ok "failed to update manifest"
+
+ ;;
+
+ dir )
+
+ verbose_msg "copying directory $_file_install_path"
+
+ maybe_backup_path "$_file_install_path"
+
+ run cp -R "$_src_dir/$_component/$_file" "$_file_install_path"
+ critical_need_ok "failed to copy directory"
+
+ # Set permissions. 0755 for dirs, 644 for files
+ run chmod -R u+rwX,go+rX,go-w "$_file_install_path"
+ critical_need_ok "failed to set permissions on directory"
+
+ # Update the manifest
+ append_to_file "dir:$_file_install_path" "$_installed_manifest"
+ critical_need_ok "failed to update manifest"
+ ;;
+
+ *)
+ critical_err "unknown installation directive"
+ ;;
+ esac
+ done < "$_input_manifest"
+
+ done
+}
+
+maybe_configure_ld() {
+ local _abs_libdir="$1"
+
+ local _ostype="$(uname -s)"
+ assert_nz "$_ostype" "ostype"
+
+ if [ "$_ostype" = "Linux" -a ! -n "${CFG_DISABLE_LDCONFIG-}" ]; then
+
+ # Fedora-based systems do not configure the dynamic linker to look
+ # /usr/local/lib, which is our default installation directory. To
+ # make things just work, try to put that directory in
+ # /etc/ld.so.conf.d/rust-installer-v1 so ldconfig picks it up.
+ # Issue #30.
+ #
+ # This will get rm'd when the last component is uninstalled in
+ # maybe_unconfigure_ld.
+ if [ "$_abs_libdir" = "/usr/local/lib" -a -d "/etc/ld.so.conf.d" ]; then
+ echo "$_abs_libdir" > "/etc/ld.so.conf.d/rust-installer-v1-$TEMPLATE_REL_MANIFEST_DIR.conf"
+ if [ $? -ne 0 ]; then
+ # This shouldn't happen if we've gotten this far
+ # installing to /usr/local
+ warn "failed to update /etc/ld.so.conf.d. this is unexpected"
+ fi
+ fi
+
+ verbose_msg "running ldconfig"
+ if [ -n "${CFG_VERBOSE-}" ]; then
+ ldconfig
+ else
+ ldconfig 2> /dev/null
+ fi
+ if [ $? -ne 0 ]
+ then
+ warn "failed to run ldconfig. this may happen when not installing as root. run with --verbose to see the error"
+ fi
+ fi
+}
+
+maybe_unconfigure_ld() {
+ local _ostype="$(uname -s)"
+ assert_nz "$_ostype" "ostype"
+
+ if [ "$_ostype" != "Linux" ]; then
+ return 0
+ fi
+
+ rm "/etc/ld.so.conf.d/rust-installer-v1-$TEMPLATE_REL_MANIFEST_DIR.conf" 2> /dev/null
+ # Above may fail since that file may not have been created on install
+}
+
+# Doing our own 'install'-like backup that is consistent across platforms
+maybe_backup_path() {
+ local _file_install_path="$1"
+
+ if [ -e "$_file_install_path" ]; then
+ msg "backing up existing file at $_file_install_path"
+ run mv -f "$_file_install_path" "$_file_install_path.old"
+ critical_need_ok "failed to back up $_file_install_path"
+ fi
+}
+
+install_uninstaller() {
+ local _src_dir="$1"
+ local _src_basename="$2"
+ local _abs_libdir="$3"
+
+ local _uninstaller="$_abs_libdir/$TEMPLATE_REL_MANIFEST_DIR/uninstall.sh"
+ msg "creating uninstall script at $_uninstaller"
+ run cp "$_src_dir/$_src_basename" "$_uninstaller"
+ critical_need_ok "unable to install uninstaller"
+}
+
+do_preflight_sanity_checks() {
+ local _src_dir="$1"
+ local _dest_prefix="$2"
+
+ # Sanity check: can we can write to the destination?
+ verbose_msg "verifying destination is writable"
+ make_dir_recursive "$CFG_LIBDIR"
+ need_ok "can't write to destination. consider \`sudo\`."
+ touch "$CFG_LIBDIR/rust-install-probe" > /dev/null
+ if [ $? -ne 0 ]
+ then
+ err "can't write to destination. consider \`sudo\`."
+ fi
+ rm "$CFG_LIBDIR/rust-install-probe"
+ need_ok "failed to remove install probe"
+
+ # Sanity check: don't install to the directory containing the installer.
+ # That would surely cause chaos.
+ verbose_msg "verifying destination is not the same as source"
+ local _prefix_dir="$(abs_path "$dest_prefix")"
+ if [ "$_src_dir" = "$_dest_prefix" -a "${CFG_UNINSTALL-}" != 1 ]; then
+ err "cannot install to same directory as installer"
+ fi
+}
+
+verbose_msg "looking for install programs"
+verbose_msg
+
+need_cmd mkdir
+need_cmd printf
+need_cmd cut
+need_cmd grep
+need_cmd uname
+need_cmd tr
+need_cmd sed
+need_cmd chmod
+need_cmd env
+need_cmd pwd
+
+CFG_ARGS="${@:-}"
+
+HELP=0
+if [ "${1-}" = "--help" ]
+then
+ HELP=1
+ shift
+ echo
+ echo "Usage: $0 [options]"
+ echo
+ echo "Options:"
+ echo
+else
+ verbose_step_msg "processing arguments"
+fi
+
+OPTIONS=""
+BOOL_OPTIONS=""
+VAL_OPTIONS=""
+
+flag uninstall "only uninstall from the installation prefix"
+valopt destdir "" "set installation root"
+valopt prefix "/usr/local" "set installation prefix"
+
+# Avoid prepending an extra / to the prefix path if there's no destdir
+# NB: CFG vars here are undefined when passing --help
+if [ -z "${CFG_DESTDIR-}" ]; then
+ CFG_DESTDIR_PREFIX="${CFG_PREFIX-}"
+else
+ CFG_DESTDIR_PREFIX="$CFG_DESTDIR/$CFG_PREFIX"
+fi
+
+# NB This isn't quite the same definition as in `configure`.
+# just using 'lib' instead of configure's CFG_LIBDIR_RELATIVE
+valopt without "" "comma-separated list of components to not install"
+valopt components "" "comma-separated list of components to install"
+flag list-components "list available components"
+valopt sysconfdir "$CFG_DESTDIR_PREFIX/etc" "install system configuration files"
+valopt bindir "$CFG_DESTDIR_PREFIX/bin" "install binaries"
+valopt libdir "$CFG_DESTDIR_PREFIX/lib" "install libraries"
+valopt datadir "$CFG_DESTDIR_PREFIX/share" "install data"
+# NB We repeat datadir default value because we don't set CFG_DATADIR in --help
+valopt mandir "${CFG_DATADIR-"$CFG_DESTDIR_PREFIX/share"}/man" "install man pages in PATH"
+# NB See the docdir handling in install_components for an explanation of this
+# weird <default> string
+valopt docdir "\<default\>" "install documentation in PATH"
+opt ldconfig 1 "run ldconfig after installation (Linux only)"
+opt verify 1 "obsolete"
+flag verbose "run with verbose output"
+
+if [ $HELP -eq 1 ]
+then
+ echo
+ exit 0
+fi
+
+verbose_step_msg "validating arguments"
+validate_opt
+
+# Template configuration.
+# These names surrounded by '%%` are replaced by sed when generating install.sh
+# FIXME: Might want to consider loading this from a file and not generating install.sh
+
+# Rust or Cargo
+TEMPLATE_PRODUCT_NAME=%%TEMPLATE_PRODUCT_NAME%%
+# rustlib or cargo
+TEMPLATE_REL_MANIFEST_DIR=%%TEMPLATE_REL_MANIFEST_DIR%%
+# 'Rust is ready to roll.' or 'Cargo is cool to cruise.'
+TEMPLATE_SUCCESS_MESSAGE=%%TEMPLATE_SUCCESS_MESSAGE%%
+# Locations to look for directories containing legacy, pre-versioned manifests
+TEMPLATE_LEGACY_MANIFEST_DIRS=%%TEMPLATE_LEGACY_MANIFEST_DIRS%%
+# The installer version
+TEMPLATE_RUST_INSTALLER_VERSION=%%TEMPLATE_RUST_INSTALLER_VERSION%%
+
+# OK, let's get installing ...
+
+# This is where we are installing from
+src_dir="$(abs_path $(dirname "$0"))"
+
+# The name of the script
+src_basename="$(basename "$0")"
+
+# If we've been run as 'uninstall.sh' (from the existing installation)
+# then we're doing a full uninstall, as opposed to the --uninstall flag
+# which just means 'uninstall my components'.
+if [ "$src_basename" = "uninstall.sh" ]; then
+ if [ "${*:-}" != "" ]; then
+ # Currently don't know what to do with arguments in this mode
+ err "uninstall.sh does not take any arguments"
+ fi
+ CFG_UNINSTALL=1
+ CFG_DESTDIR_PREFIX="$(abs_path "$src_dir/../../")"
+ CFG_LIBDIR="$(abs_path "$src_dir/../")"
+fi
+
+# This is where we are installing to
+dest_prefix="$CFG_DESTDIR_PREFIX"
+
+# Open the components file to get the list of components to install.
+# NB: During install this components file is read from the installer's
+# source dir, during a full uninstall it's read from the manifest dir,
+# and thus contains all installed components.
+components=`cat "$src_dir/components"`
+
+# Sanity check: do we have components?
+if [ ! -n "$components" ]; then
+ err "unable to find installation components"
+fi
+
+# If the user asked for a component list, do that and exit
+if [ -n "${CFG_LIST_COMPONENTS-}" ]; then
+ echo
+ echo "# Available components"
+ echo
+ for component in $components; do
+ echo "* $component"
+ done
+ echo
+ exit 0
+fi
+
+# If the user specified which components to install/uninstall,
+# then validate that they exist and select them for installation
+if [ -n "$CFG_COMPONENTS" ]; then
+ # Remove commas
+ user_components="$(echo "$CFG_COMPONENTS" | sed "s/,/ /g")"
+ for user_component in $user_components; do
+ found=false
+ for my_component in $components; do
+ if [ "$user_component" = "$my_component" ]; then
+ found=true
+ fi
+ done
+ if [ "$found" = false ]; then
+ err "unknown component: $user_component"
+ fi
+ done
+ components="$user_components"
+fi
+
+if [ -n "$CFG_WITHOUT" ]; then
+ without_components="$(echo "$CFG_WITHOUT" | sed "s/,/ /g")"
+ for without_component in $without_components; do
+ components="$(echo "$components" | sed "s/$without_component//" | sed "s/$without_component//")"
+ done
+fi
+
+if [ -z "$components" ]; then
+ if [ -z "${CFG_UNINSTALL-}" ]; then
+ err "no components selected for installation"
+ else
+ err "no components selected for uninstallation"
+ fi
+fi
+
+do_preflight_sanity_checks "$src_dir" "$dest_prefix"
+
+# Using an absolute path to libdir in a few places so that the status
+# messages are consistently using absolute paths.
+absolutify "$CFG_LIBDIR"
+abs_libdir="$RETVAL"
+assert_nz "$abs_libdir" "abs_libdir"
+
+# Create the manifest directory, where we will put our logs
+make_dir_recursive "$abs_libdir/$TEMPLATE_REL_MANIFEST_DIR"
+need_ok "failed to create $TEMPLATE_REL_MANIFEST_DIR"
+
+# Log messages and commands
+init_logging "$abs_libdir"
+
+# First do any uninstallation, including from legacy manifests. This
+# will also upgrade the metadata of existing installs.
+uninstall_components "$abs_libdir" "$dest_prefix" "$components"
+
+# If we're only uninstalling then exit
+if [ -n "${CFG_UNINSTALL-}" ]
+then
+ echo
+ echo " $TEMPLATE_PRODUCT_NAME is uninstalled."
+ echo
+ exit 0
+fi
+
+# Create the manifest directory again! uninstall_legacy
+# may have deleted it.
+make_dir_recursive "$abs_libdir/$TEMPLATE_REL_MANIFEST_DIR"
+need_ok "failed to create $TEMPLATE_REL_MANIFEST_DIR"
+
+# Drop the version number into the manifest dir
+write_to_file "$TEMPLATE_RUST_INSTALLER_VERSION" "$abs_libdir/$TEMPLATE_REL_MANIFEST_DIR/rust-installer-version"
+critical_need_ok "failed to write installer version"
+
+# Install the uninstaller
+install_uninstaller "$src_dir" "$src_basename" "$abs_libdir"
+
+# Install each component
+install_components "$src_dir" "$abs_libdir" "$dest_prefix" "$components"
+
+# Make dynamic libraries available to the linker
+maybe_configure_ld "$abs_libdir"
+
+echo
+echo " $TEMPLATE_SUCCESS_MESSAGE"
+echo
+
+
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-26 08:53:31 +0000