check_config.sh (967B)
1#!/bin/sh 2# SPDX-License-Identifier: GPL-2.0 3# 4# Probe for libraries and create header files to record the results. Both C 5# header files and Makefile include fragments are created. 6 7OUTPUT_H_FILE=local_config.h 8OUTPUT_MKFILE=local_config.mk 9 10# libhugetlbfs 11tmpname=$(mktemp) 12tmpfile_c=${tmpname}.c 13tmpfile_o=${tmpname}.o 14 15echo "#include <sys/types.h>" > $tmpfile_c 16echo "#include <hugetlbfs.h>" >> $tmpfile_c 17echo "int func(void) { return 0; }" >> $tmpfile_c 18 19CC=${1:?"Usage: $0 <compiler> # example compiler: gcc"} 20$CC -c $tmpfile_c -o $tmpfile_o >/dev/null 2>&1 21 22if [ -f $tmpfile_o ]; then 23 echo "#define LOCAL_CONFIG_HAVE_LIBHUGETLBFS 1" > $OUTPUT_H_FILE 24 echo "HMM_EXTRA_LIBS = -lhugetlbfs" > $OUTPUT_MKFILE 25else 26 echo "// No libhugetlbfs support found" > $OUTPUT_H_FILE 27 echo "# No libhugetlbfs support found, so:" > $OUTPUT_MKFILE 28 echo "HMM_EXTRA_LIBS = " >> $OUTPUT_MKFILE 29fi 30 31rm ${tmpname}.*