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##*****************************************************************************
# AUTHOR:
# Kemp Ke <kemp.ke@intel.com>
#
# SYNOPSIS:
# X_AC_ONEAPI
#
# DESCRIPTION:
# Determine if Intel's oneAPI library exists
##*****************************************************************************
AC_DEFUN([X_AC_ONEAPI],
[
AC_ARG_WITH(
[oneapi],
AS_HELP_STRING(--with-oneapi=yes/no, Build oneAPI-related code),
[]
)
if [test "x$with_oneapi" = xno]; then
AC_MSG_WARN([support for oneapi disabled])
else
# /usr/include/level_zero is the main location. Others are just in case
oneapi_includes="-I/usr/include/level_zero -I/lib/x86_64-linux-gnu -I/usr/lib64"
# Check for oneAPI header and library in the default locations
AC_MSG_RESULT([])
cppflags_save="$CPPFLAGS"
CPPFLAGS="$oneapi_includes $CPPFLAGS"
AC_CHECK_HEADER([ze_api.h], [ac_oneapi_h=yes], [ac_oneapi_h=no])
AC_CHECK_LIB([ze_loader], [zeInit], [ac_oneapi=yes], [ac_oneapi=no])
CPPFLAGS="$cppflags_save"
if test "$ac_oneapi" = "yes" && test "$ac_oneapi_h" = "yes"; then
ONEAPI_LIBS="-lze_loader"
ONEAPI_CPPFLAGS="$oneapi_includes"
AC_DEFINE(HAVE_ONEAPI, 1, [Define to 1 if oneAPI library found])
else
if test -z "$with_oneapi"; then
AC_MSG_WARN([unable to locate libze_loader.so and/or ze_api.h])
else
AC_MSG_ERROR([unable to locate libze_loader.so and/or ze_api.h])
fi
fi
AC_SUBST(ONEAPI_LIBS)
AC_SUBST(ONEAPI_CPPFLAGS)
fi
AM_CONDITIONAL(BUILD_ONEAPI, test "$ac_oneapi" = "yes" && test "$ac_oneapi_h" = "yes")
])
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