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