1*4882a593Smuzhiyun#!/bin/sh 2*4882a593Smuzhiyun 3*4882a593Smuzhiyun# prevent shift error 4*4882a593Smuzhiyun[ $# -lt 2 ] && exit 1 5*4882a593Smuzhiyun 6*4882a593Smuzhiyunversion_min="$(echo ${1} | awk '{ split($1, v, "."); print v[1] v[2] }')" 7*4882a593Smuzhiyun 8*4882a593Smuzhiyunshift 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun# The host python interpreter is already checked by dependencies.sh but 11*4882a593Smuzhiyun# it only check if the version is at least 2.7. 12*4882a593Smuzhiyun# We want to check the version number of the python3 interpreter even 13*4882a593Smuzhiyun# if Buildroot is able to use any version but some packages may require 14*4882a593Smuzhiyun# a more recent version. 15*4882a593Smuzhiyun 16*4882a593Smuzhiyunfor candidate in "${@}" ; do 17*4882a593Smuzhiyun python3=`which $candidate 2>/dev/null` 18*4882a593Smuzhiyun if [ ! -x "$python3" ]; then 19*4882a593Smuzhiyun continue 20*4882a593Smuzhiyun fi 21*4882a593Smuzhiyun version=`$python3 -V 2>&1 | awk '{ split($2, v, "."); print v[1] v[2] }'` 22*4882a593Smuzhiyun 23*4882a593Smuzhiyun if [ $version -lt $version_min ]; then 24*4882a593Smuzhiyun # no suitable python3 found 25*4882a593Smuzhiyun continue 26*4882a593Smuzhiyun fi 27*4882a593Smuzhiyun 28*4882a593Smuzhiyun # suitable python3 found 29*4882a593Smuzhiyun echo $python3 30*4882a593Smuzhiyun break 31*4882a593Smuzhiyundone 32