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#!/bin/bash
#
# Host OS support
# Sets:
# HOST
# BUILD
# TARGET
# FIXME: No need for this right now
#mkl_require host_linux
#mkl_require host_osx
#mkl_require host_cygwin
#mkl_option "Cross-compilation" "mk:HOST_OS" "--host-os=osname" "Host OS (linux,osx,cygwin,..)" "auto"
# autoconf compatibility - does nothing at this point
mkl_option "Cross-compilation" "mk:HOST" "--host=HOST" "Configure to build programs to run on HOST (no-op)"
mkl_option "Cross-compilation" "mk:BUILD" "--build=BUILD" "Configure for building on BUILD (no-op)"
mkl_option "Cross-compilation" "mk:TARGET" "--target=TARGET" "Configure for building cross-toolkits for platform TARGET (no-op)"
# Resolve the OS/distro at import time, rather than as a check,
# so that MKL_DISTRO is available to other modules at import time.
function resolve_distro {
solib_ext=.so
# Try lsb_release
local sys
sys=$(lsb_release -is 2>/dev/null)
if [[ $? -gt 0 ]]; then
# That didnt work, try uname.
local kn=$(uname -s)
case $kn in
Linux)
sys=Linux
solib_ext=.so
if [[ -f /etc/os-release ]]; then
eval $(grep ^ID= /etc/os-release)
if [[ -n $ID ]]; then
sys="$ID"
fi
elif [[ -f /etc/centos-release ]]; then
sys=centos
elif [[ -f /etc/alpine-release ]]; then
sys=alpine
fi
;;
Darwin)
sys=osx
solib_ext=.dylib
;;
CYGWIN*)
sys=Cygwin
solib_ext=.dll
;;
*)
sys="$kn"
solib_ext=.so
;;
esac
fi
# Convert to lower case
sys=$(echo $sys | tr '[:upper:]' '[:lower:]')
mkl_mkvar_set "distro" "MKL_DISTRO" "$sys"
mkl_allvar_set "distro" "SOLIB_EXT" "$solib_ext"
}
resolve_distro
function checks {
# Try to figure out what OS/distro we are running on.
mkl_check_begin "distro" "" "no-cache" "OS or distribution"
if [[ -z $MKL_DISTRO ]]; then
mkl_check_failed "distro" "" "ignore" ""
else
mkl_check_done "distro" "" "ignore" "ok" "$MKL_DISTRO"
fi
}
#function checks {
# mkl_check_begin "host" "HOST_OS" "no-cache" "host OS"
#
# #
# # If --host-os=.. was not specified then this is most likely not a
# # a cross-compilation and we can base the host-os on the native OS.
# #
# if [[ $HOST_OS != "auto" ]]; then
# mkl_check_done "host" "HOST_OS" "cont" "ok" "$HOST_OS"
# return 0
# fi
#
# kn=$(uname -s)
# case $kn in
# Linux)
# hostos=linux
# ;;
# Darwin)
# hostos=osx
# ;;
# CYGWIN*)
# hostos=cygwin
# ;;
# *)
# hostos="$(mkl_lower $kn)"
# mkl_err "Unknown host OS kernel name: $kn"
# mkl_err0 " Will attempt to load module host_$hostos anyway."
# mkl_err0 " Please consider writing a configure.host_$hostos"
# ;;
# esac
#
# if ! mkl_require --try "host_$hostos"; then
# # Module not found
# mkl_check_done "host" "HOST_OS" "cont" "failed" "$kn?"
# else
# # Module loaded
#
# if mkl_func_exists "host_${hostos}_setup" ; then
# "host_${hostos}_setup"
# fi
#
# mkl_check_done "host" "HOST_OS" "cont" "ok" "$hostos"
# fi
#
# # Set HOST_OS var even if probing failed.
# mkl_mkvar_set "host" "HOST_OS" "$hostos"
#}
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