--- /dev/null
+#!/bin/sh
+
+# A word about this shell script:
+#
+# It must work everywhere, including on systems that lack
+# a /bin/bash, map 'sh' to ksh, ksh97, bash, ash, or zsh,
+# and potentially have either a posix shell or bourne
+# shell living at /bin/sh.
+#
+# See this helpful document on writing portable shell scripts:
+# http://www.gnu.org/s/hello/manual/autoconf/Portable-Shell.html
+#
+# The only shell it won't ever work on is cmd.exe.
+
+if [ "x$0" = "xsh" ]; then
+ # run as curl | sh
+ # on some systems, you can just do cat>npm-install.sh
+ # which is a bit cuter. But on others, &1 is already closed,
+ # so catting to another script file won't do anything.
+ # Follow Location: headers, and fail on errors
+ curl -f -L -s https://www.npmjs.org/install.sh > npm-install-$$.sh
+ ret=$?
+ if [ $ret -eq 0 ]; then
+ (exit 0)
+ else
+ rm npm-install-$$.sh
+ echo "Failed to download script" >&2
+ exit $ret
+ fi
+ sh npm-install-$$.sh
+ ret=$?
+ rm npm-install-$$.sh
+ exit $ret
+fi
+
+# See what "npm_config_*" things there are in the env,
+# and make them permanent.
+# If this fails, it's not such a big deal.
+configures="`env | grep 'npm_config_' | sed -e 's|^npm_config_||g'`"
+
+npm_config_loglevel="error"
+if [ "x$npm_debug" = "x" ]; then
+ (exit 0)
+else
+ echo "Running in debug mode."
+ echo "Note that this requires bash or zsh."
+ set -o xtrace
+ set -o pipefail
+ npm_config_loglevel="verbose"
+fi
+export npm_config_loglevel
+
+# make sure that node exists
+node=`which node 2>&1`
+ret=$?
+if [ $ret -eq 0 ] && [ -x "$node" ]; then
+ (exit 0)
+else
+ echo "npm cannot be installed without node.js." >&2
+ echo "Install node first, and then try again." >&2
+ echo "" >&2
+ echo "Maybe node is installed, but not in the PATH?" >&2
+ echo "Note that running as sudo can change envs." >&2
+ echo ""
+ echo "PATH=$PATH" >&2
+ exit $ret
+fi
+
+# set the temp dir
+TMP="${TMPDIR}"
+if [ "x$TMP" = "x" ]; then
+ TMP="/tmp"
+fi
+TMP="${TMP}/npm.$$"
+rm -rf "$TMP" || true
+mkdir "$TMP"
+if [ $? -ne 0 ]; then
+ echo "failed to mkdir $TMP" >&2
+ exit 1
+fi
+
+BACK="$PWD"
+
+ret=0
+tar="${TAR}"
+if [ -z "$tar" ]; then
+ tar="${npm_config_tar}"
+fi
+if [ -z "$tar" ]; then
+ tar=`which tar 2>&1`
+ ret=$?
+fi
+
+if [ $ret -eq 0 ] && [ -x "$tar" ]; then
+ echo "tar=$tar"
+ echo "version:"
+ $tar --version
+ ret=$?
+fi
+
+if [ $ret -eq 0 ]; then
+ (exit 0)
+else
+ echo "No suitable tar program found."
+ exit 1
+fi
+
+
+
+# Try to find a suitable make
+# If the MAKE environment var is set, use that.
+# otherwise, try to find gmake, and then make.
+# If no make is found, then just execute the necessary commands.
+
+# XXX For some reason, make is building all the docs every time. This
+# is an annoying source of bugs. Figure out why this happens.
+MAKE=NOMAKE
+
+if [ "x$MAKE" = "x" ]; then
+ make=`which gmake 2>&1`
+ if [ $? -eq 0 ] && [ -x "$make" ]; then
+ (exit 0)
+ else
+ make=`which make 2>&1`
+ if [ $? -eq 0 ] && [ -x "$make" ]; then
+ (exit 0)
+ else
+ make=NOMAKE
+ fi
+ fi
+else
+ make="$MAKE"
+fi
+
+if [ -x "$make" ]; then
+ (exit 0)
+else
+ # echo "Installing without make. This may fail." >&2
+ make=NOMAKE
+fi
+
+# If there's no bash, then don't even try to clean
+if [ -x "/bin/bash" ]; then
+ (exit 0)
+else
+ clean="no"
+fi
+
+node_version=`"$node" --version 2>&1`
+ret=$?
+if [ $ret -ne 0 ]; then
+ echo "You need node to run this program." >&2
+ echo "node --version reports: $node_version" >&2
+ echo "with exit code = $ret" >&2
+ echo "Please install node before continuing." >&2
+ exit $ret
+fi
+
+t="${npm_install}"
+if [ -z "$t" ]; then
+ # switch based on node version.
+ # note that we can only use strict sh-compatible patterns here.
+ case $node_version in
+ 0.[01234567].* | v0.[01234567].*)
+ echo "You are using an outdated and unsupported version of" >&2
+ echo "node ($node_version). Please update node and try again." >&2
+ exit 99
+ ;;
+ *)
+ echo "install npm@latest"
+ t="latest"
+ ;;
+ esac
+fi
+
+# need to echo "" after, because Posix sed doesn't treat EOF
+# as an implied end of line.
+url=`(curl -SsL https://registry.npmjs.org/npm/$t; echo "") \
+ | sed -e 's/^.*tarball":"//' \
+ | sed -e 's/".*$//'`
+
+ret=$?
+if [ "x$url" = "x" ]; then
+ ret=125
+ # try without the -e arg to sed.
+ url=`(curl -SsL https://registry.npmjs.org/npm/$t; echo "") \
+ | sed 's/^.*tarball":"//' \
+ | sed 's/".*$//'`
+ ret=$?
+ if [ "x$url" = "x" ]; then
+ ret=125
+ fi
+fi
+if [ $ret -ne 0 ]; then
+ echo "Failed to get tarball url for npm/$t" >&2
+ exit $ret
+fi
+
+
+echo "fetching: $url" >&2
+
+cd "$TMP" \
+ && curl -SsL "$url" \
+ | $tar -xzf - \
+ && cd "$TMP"/* \
+ && (ver=`"$node" bin/read-package-json.js package.json version`
+ isnpm10=0
+ if [ $ret -eq 0 ]; then
+ if [ -d node_modules ]; then
+ if "$node" node_modules/semver/bin/semver -v "$ver" -r "1"
+ then
+ isnpm10=1
+ fi
+ else
+ if "$node" bin/semver -v "$ver" -r ">=1.0"; then
+ isnpm10=1
+ fi
+ fi
+ fi
+
+ ret=0
+ if [ $isnpm10 -eq 1 ] && [ -f "scripts/clean-old.sh" ]; then
+ if [ "x$skipclean" = "x" ]; then
+ (exit 0)
+ else
+ clean=no
+ fi
+ if [ "x$clean" = "xno" ] \
+ || [ "x$clean" = "xn" ]; then
+ echo "Skipping 0.x cruft clean" >&2
+ ret=0
+ elif [ "x$clean" = "xy" ] || [ "x$clean" = "xyes" ]; then
+ NODE="$node" /bin/bash "scripts/clean-old.sh" "-y"
+ ret=$?
+ else
+ NODE="$node" /bin/bash "scripts/clean-old.sh" </dev/tty
+ ret=$?
+ fi
+ fi
+
+ if [ $ret -ne 0 ]; then
+ echo "Aborted 0.x cleanup. Exiting." >&2
+ exit $ret
+ fi) \
+ && (if [ "x$configures" = "x" ]; then
+ (exit 0)
+ else
+ echo "./configure $configures"
+ echo "$configures" > npmrc
+ fi) \
+ && (if [ "$make" = "NOMAKE" ]; then
+ (exit 0)
+ elif "$make" uninstall install; then
+ (exit 0)
+ else
+ make="NOMAKE"
+ fi
+ if [ "$make" = "NOMAKE" ]; then
+ "$node" cli.js rm npm -gf
+ "$node" cli.js install -gf
+ fi) \
+ && cd "$BACK" \
+ && rm -rf "$TMP" \
+ && echo "It worked"
+
+ret=$?
+if [ $ret -ne 0 ]; then
+ echo "It failed" >&2
+fi
+exit $ret