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author | ng0 <ng0@n0.is> | 2019-10-02 20:02:50 +0000 |
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committer | ng0 <ng0@n0.is> | 2019-10-02 20:02:50 +0000 |
commit | d9be86a291fcaa170d359b363cea29e156e86f07 (patch) | |
tree | 304e81797a9c15393099739fcd79883b89970434 /configure | |
download | build-common-d9be86a291fcaa170d359b363cea29e156e86f07.tar.gz build-common-d9be86a291fcaa170d359b363cea29e156e86f07.tar.bz2 build-common-d9be86a291fcaa170d359b363cea29e156e86f07.zip |
init, innit.
Diffstat (limited to 'configure')
-rwxr-xr-x | configure | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/configure b/configure new file mode 100755 index 0000000..8f456dd --- /dev/null +++ b/configure @@ -0,0 +1,125 @@ +#!/bin/sh + +# This file is part of TALER +# (C) 2019 GNUnet e.V. +# +# This is very simple POSIX sh script which +# identifies the first matching +# python3 identifier in $PATH and produces +# configure.py from configure.py.in, and then +# calls the new executable configure.py. +# +# It should be portable on Unices. Report bugs on +# the bugtracker if you discover that it isn't +# working as intended. +# +# Authors: +# Author: ng0 <ng0@taler.net> +# +# Permission to use, copy, modify, and/or distribute this software for any +# purpose with or without fee is hereby granted. +# +# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES +# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF +# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE +# LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES +# OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +# WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +# ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF +# THIS SOFTWARE. +# +# SPDX-License-Identifier: 0BSD + +# there is a function used in curl to replicate which(1), but +# it uses too many other tools. this one uses command and in +# gnunet so far has no reports about failures. +existence() +{ + command -v "$1" >/dev/null 2>&1 +} + +# We have to check every possible variant of the +# executable name because there is a PEP which +# defines the executable to be like this. +if existence python3; then + python="python3" +elif existence python3.1; then + python="python3.1" +elif existence python3.2; then + python="python3.2" +elif existence python3.3; then + python="python3.3" +elif existence python3.4; then + python="python3.4" +elif existence python3.5; then + python="python3.5" +elif existence python3.6; then + python="python3.6" +elif existence python3.7; then + python="python3.7" +elif existence python3.8; then + python="python3.8" +else + echo "*** No known python3 executable found in path ***" + echo "*** falling back to env(1) python ***" + # Unreliable, but if env finds no python, we still can + # not assume python in a fixed location. + # TODO: Check this in a clean chroot! + python="env python" +fi + +# we could check the return value here via || echo "blafoo" +# or fail anyway once configure.py is invoked because we +# don't have python if we reach the point to fail. +PYTHON=$($python -c 'import sys; print(sys.executable)') +#echo $PYTHON + +if ! existence node; then + echo 'Error: node executable not found.' + echo 'If you are using Linux, Ubuntu or Debian, try installing the' + echo 'node-legacy package or symlink node to nodejs.' +else + node_version=$(node --version) + #echo "Using node ${node_version}" + if ! node -p 'process.exit(!(/v([0-9]+)/.exec(process.version)[1] >= 4))'; then + echo 'Your node version is too old, use Node 4.x or newer' + exit 1 + fi +fi + +if existence yarn; then + if yarn help 2>&1 | grep "No such file or directory"; then + echo "ERROR: wrong yarn binary installed, please remove the" + echo "ERROR: conflicting binary before continuing." + if existence cmdtest; then + echo "WARNING: cmdtest is installed, this can lead" + echo "WARNING: to know issues with yarn." + fi + exit 1 + fi + myyarn="yarn" +elif existence yarnpkg; then + myyarn="yarnpkg" +else + echo 'ERROR: yarn missing. See https://yarnpkg.com/en/docs/install' + exit 1 +fi + +# for the weird systems and sandboxes, only as a anotice. +# make will fail anyway. +if ! existence find; then + echo "INFO: find(1) is missing" +fi +if ! existence xargs; then + echo "INFO: xargs(1) is missing" +fi +if ! existence msgmerge; then + echo "INFO: msgmerge(1) is missing" +fi + +# Call configure.py, assuming all went well. +# $1 is read by configure.py as the prefix. +# If $1 is empty, the python script checks the +# environment for PREFIX. We might need more +# variables and switches, such as DESTDIR. +$PYTHON ./configure.py --yarn=$myyarn $@ |