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
10tmpname=$(mktemp)
11tmpfile_c=${tmpname}.c
12tmpfile_o=${tmpname}.o
13
14# liburing
15echo "#include <sys/types.h>"        > $tmpfile_c
16echo "#include <liburing.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_LIBURING 1"  > $OUTPUT_H_FILE
24    echo "COW_EXTRA_LIBS = -luring"              > $OUTPUT_MKFILE
25else
26    echo "// No liburing support found"          > $OUTPUT_H_FILE
27    echo "# No liburing support found, so:"      > $OUTPUT_MKFILE
28    echo "COW_EXTRA_LIBS = "                    >> $OUTPUT_MKFILE
29fi
30
31rm ${tmpname}.*