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#!/bin/sh
#
# This attempts to build and install the i2c-pseudo Linux kernel module,
# following the procedure documented in README.
set -e
if ! lsmod | grep -q '^i2c_dev\s'; then
sudo depmod -a
sudo modprobe -q i2c-dev
fi
if lsmod | grep -q '^i2c_pseudo\s'; then
echo "SUCCESS: i2c-dev module already loaded"
exit
fi
if sudo modprobe -q i2c-pseudo; then
echo "SUCCESS: loaded already-installed i2c-pseudo module"
exit
fi
make
ret=0
sudo make modules_install || ret="$?"
if [ "$ret" -eq 0 ]; then
make clean
sudo depmod -a
sudo modprobe i2c-pseudo
echo "SUCCESS: installed and loaded i2c-pseudo module"
else
echo 1>&2 "WARNING: make modules_install failed with exit status $ret."
echo 1>&2 "The module has not been installed for future reuse."
echo 1>&2 "Will still attempt to load the module, using insmod instead of "\
"modprobe."
ret=0
sudo insmod i2c-pseudo.ko || ret="$?"
if [ "$ret" -ne 0 ]; then
make clean
exit "$ret"
fi
echo "PARTIAL SUCCESS: loaded i2c-pseudo module (not installed)"
make clean
fi
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