3 # Fio configure script. Heavily influenced by the manual qemu configure
4 # script. Sad this this is easier than autoconf and enemies.
7 # set temporary file name
8 if test ! -z "$TMPDIR" ; then
10 elif test ! -z "$TEMPDIR" ; then
16 TMPC="${TMPDIR1}/fio-conf-${RANDOM}-$$-${RANDOM}.c"
17 TMPO="${TMPDIR1}/fio-conf-${RANDOM}-$$-${RANDOM}.o"
18 TMPE="${TMPDIR1}/fio-conf-${RANDOM}-$$-${RANDOM}.exe"
20 # NB: do not call "exit" in the trap handler; this is buggy with some shells;
21 # see <1285349658-3122-1-git-send-email-loic.minier@linaro.org>
22 trap "rm -f $TMPC $TMPO $TMPE" EXIT INT QUIT TERM
26 config_host_mak="config-host.mak"
27 config_host_h="config-host.h"
29 rm -rf $config_host_mak
33 CFLAGS="-D_GNU_SOURCE"
34 EXTFLAGS="-include config-host.h"
36 # Print a helpful header at the top of config.log
37 echo "# FIO configure log $(date)" >> config.log
38 printf "# Configured with:" >> config.log
39 printf " '%s'" "$0" "$@" >> config.log
41 echo "#" >> config.log
43 # Print configure header at the top of $config_host_h
44 echo "/*" > $config_host_h
45 echo " * Automatically generated by configure - do not modify" >> $config_host_h
46 printf " * Configured with:" >> $config_host_h
47 printf " * '%s'" "$0" "$@" >> $config_host_h
48 echo "" >> $config_host_h
49 echo " */" >> $config_host_h
52 # Run the compiler, capturing its output to the log.
53 echo $cc "$@" >> config.log
54 $cc "$@" >> config.log 2>&1 || return $?
55 # Test passed. If this is an --enable-werror build, rerun
56 # the test with -Werror and bail out if it fails. This
57 # makes warning-generating-errors in configure test code
58 # obvious to developers.
59 if test "$werror" != "yes"; then
62 # Don't bother rerunning the compile if we were already using -Werror
68 echo $cc -Werror "$@" >> config.log
69 $cc -Werror "$@" >> config.log 2>&1 && return $?
70 echo "ERROR: configure test passed without -Werror but failed with -Werror."
71 echo "This is probably a bug in the configure script. The failing command"
72 echo "will be at the bottom of config.log."
73 echo "You can run configure with --disable-werror to bypass this check."
78 do_cc $CFLAGS -c -o $TMPO $TMPC
84 echo "Compiling test case $3" >> config.log
85 do_cc $CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags
92 echo "ERROR: User requested feature $feature"
93 echo "ERROR: configure was not able to find it"
99 type "$1" >/dev/null 2>&1
105 #error $1 not defined
116 echo "$1=y" >> $config_host_mak
117 echo "#define $1" >> $config_host_h
123 cc="${CC-${cross_prefix}gcc}"
130 optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
134 --extra-cflags=*) CFLAGS="$CFLAGS $optarg"
136 --build-32bit-win=*) build_32bit_win="$optarg"
142 echo "Bad option $opt"
148 if test "$show_help" = "yes" ; then
149 echo "--cc= Specify compiler to use"
150 echo "--extra-cflags= Specify extra CFLAGS to pass to compiler"
151 echo "--build-32bit-win= Specify yes for a 32-bit build on Windows"
155 if check_define __linux__ ; then
157 elif check_define __OpenBSD__ ; then
159 elif check_define __sun__ ; then
165 # Some host OSes need non-standard checks for which CPU to use.
166 # Note that these checks are broken for cross-compilation: if you're
167 # cross-compiling to one of these OSes then you'll need to specify
168 # the correct CPU with the --cpu option.
171 # on Leopard most of the system is 32-bit, so we have to ask the kernel if
172 # we can run 64-bit userspace code.
173 # If the user didn't specify a CPU explicitly and the kernel says this is
174 # 64 bit hw, then assume x86_64. Otherwise fall through to the usual
176 if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
181 # `uname -m` returns i86pc even on an x86_64 box, so default based on isainfo
182 if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
187 echo "Forcing known good options on Windows"
188 if test -z "$CC" ; then
189 if test ! -z "$build_32bit_win" && test "$build_32bit_win" = "yes"; then
190 CC="i686-w64-mingw32-gcc"
192 CC="x86_64-w64-mingw32-gcc"
195 output_sym "CONFIG_LITTLE_ENDIAN"
196 if test ! -z "$build_32bit_win" && test "$build_32bit_win" = "yes"; then
197 output_sym "CONFIG_32BIT"
199 output_sym "CONFIG_64BIT_LLP64"
201 output_sym "CONFIG_FADVISE"
202 output_sym "CONFIG_SOCKLEN_T"
203 output_sym "CONFIG_POSIX_FALLOCATE"
204 output_sym "CONFIG_FADVISE"
205 output_sym "CONFIG_SFAA"
206 output_sym "CONFIG_RUSAGE_THREAD"
207 output_sym "CONFIG_WINDOWSAIO"
208 output_sym "CONFIG_FDATASYNC"
209 output_sym "CONFIG_CLOCK_MONOTONIC"
210 output_sym "CONFIG_GETTIMEOFDAY"
211 output_sym "CONFIG_CLOCK_GETTIME"
212 output_sym "CONFIG_SCHED_IDLE"
213 output_sym "CONFIG_TCP_NODELAY"
214 echo "CC=$CC" >> $config_host_mak
215 echo "EXTFLAGS=$CFLAGS -include config-host.h -D_GNU_SOURCE" >> $config_host_mak
219 if test ! -z "$cpu" ; then
220 # command line argument
222 elif check_define __i386__ ; then
224 elif check_define __x86_64__ ; then
226 elif check_define __sparc__ ; then
227 if check_define __arch64__ ; then
232 elif check_define _ARCH_PPC ; then
233 if check_define _ARCH_PPC64 ; then
238 elif check_define __mips__ ; then
240 elif check_define __ia64__ ; then
242 elif check_define __s390__ ; then
243 if check_define __s390x__ ; then
248 elif check_define __arm__ ; then
250 elif check_define __hppa__ ; then
256 # Normalise host CPU name and set ARCH.
258 ia64|ppc|ppc64|s390|s390x|sparc64)
261 i386|i486|i586|i686|i86pc|BePC)
270 hppa|parisc|parisc64)
285 if test -z "$CC" ; then
286 if test "$targetos" = "FreeBSD"; then
295 cc="${CC-${cross_prefix}gcc}"
297 ##########################################
301 #include <inttypes.h>
304 volatile uint32_t i=0x01234567;
305 return (*((uint8_t*)(&i))) == 0x67;
308 if compile_prog "" "" "endian"; then
309 $TMPE && bigendian="yes"
313 echo "Operating system $targetos"
315 echo "Big endian $bigendian"
319 ##########################################
326 unsigned int wsize = sizeof(long) * 8;
327 printf("%d\n", wsize);
331 if compile_prog "" "" "wordsize"; then
334 echo "Wordsize $wordsize"
336 ##########################################
348 if compile_prog "" "-laio" "libaio" ; then
352 if test "$libaio" = "yes" ; then
353 feature_not_found "linux AIO"
357 echo "Linux AIO support $libaio"
359 ##########################################
372 if compile_prog "" "" "posixaio" ; then
374 elif compile_prog "" "-lrt" "posixaio"; then
379 echo "POSIX AIO support $posix_aio"
380 echo "POSIX AIO support needs -lrt $posix_aio_lrt"
382 ##########################################
383 # posix aio fsync probe
385 if test "$posix_aio" = "yes" ; then
392 return aio_fsync(O_SYNC, &cb);
396 if compile_prog "" "$LIBS" "posix_aio_fsync" ; then
400 echo "POSIX AIO fsync $posix_aio_fsync"
402 ##########################################
406 #include <sys/types.h>
407 #include <sys/asynch.h>
412 return aioread(0, NULL, 0, 0, SEEK_SET, &res);
416 if compile_prog "" "-laio" "solarisaio" ; then
420 echo "Solaris AIO support $solaris_aio"
422 ##########################################
423 # __sync_fetch_and_and test
426 static int sfaa(int *ptr)
428 return __sync_fetch_and_and(ptr, 0);
431 int main(int argc, char **argv)
438 if compile_prog "" "" "__sync_fetch_and_add()" ; then
441 echo "__sync_fetch_and add $sfaa"
443 ##########################################
448 #include <infiniband/arch.h>
449 int main(int argc, char **argv)
451 struct ibv_pd *pd = ibv_alloc_pd(NULL);
455 if compile_prog "" "-libverbs" "libverbs" ; then
457 LIBS="-libverbs $LIBS"
459 echo "libverbs $libverbs"
461 ##########################################
466 #include <rdma/rdma_cma.h>
467 int main(int argc, char **argv)
469 rdma_destroy_qp(NULL);
473 if compile_prog "" "-lrdmacm" "rdma"; then
475 LIBS="-lrdmacm $LIBS"
477 echo "rdmacm $rdmacm"
479 ##########################################
480 # Linux fallocate probe
484 #include <linux/falloc.h>
485 int main(int argc, char **argv)
487 int r = fallocate(0, FALLOC_FL_KEEP_SIZE, 0, 1024);
491 if compile_prog "" "" "linux_fallocate"; then
492 linux_fallocate="yes"
494 echo "Linux fallocate $linux_fallocate"
496 ##########################################
497 # POSIX fadvise probe
502 int main(int argc, char **argv)
504 int r = posix_fadvise(0, 0, 0, POSIX_FADV_NORMAL);
508 if compile_prog "" "" "posix_fadvise"; then
511 echo "POSIX fadvise $posix_fadvise"
513 ##########################################
514 # POSIX fallocate probe
519 int main(int argc, char **argv)
521 int r = posix_fallocate(0, 0, 1024);
525 if compile_prog "" "" "posix_fallocate"; then
526 posix_fallocate="yes"
528 echo "POSIX fallocate $posix_fallocate"
530 ##########################################
531 # sched_set/getaffinity 2 or 3 argument test
532 linux_2arg_affinity="no"
533 linux_3arg_affinity="no"
536 int main(int argc, char **argv)
539 return sched_setaffinity(0, sizeof(mask), &mask);
542 if compile_prog "" "" "sched_setaffinity(,,)"; then
543 linux_3arg_affinity="yes"
547 int main(int argc, char **argv)
550 return sched_setaffinity(0, &mask);
553 if compile_prog "" "" "sched_setaffinity(,)"; then
554 linux_2arg_affinity="yes"
557 echo "sched_setaffinity(3 arg) $linux_3arg_affinity"
558 echo "sched_setaffinity(2 arg) $linux_2arg_affinity"
560 ##########################################
561 # clock_gettime probe
566 int main(int argc, char **argv)
568 return clock_gettime(0, NULL);
571 if compile_prog "" "" "clock_gettime"; then
573 elif compile_prog "" "-lrt" "clock_gettime"; then
577 echo "clock_gettime $clock_gettime"
579 ##########################################
580 # CLOCK_MONOTONIC probe
582 if test "$clock_gettime" = "yes" ; then
586 int main(int argc, char **argv)
588 return clock_gettime(CLOCK_MONOTONIC, NULL);
591 if compile_prog "" "$LIBS" "clock monotonic"; then
592 clock_monotonic="yes"
595 echo "CLOCK_MONOTONIC $clock_monotonic"
597 ##########################################
598 # CLOCK_MONOTONIC_PRECISE probe
599 clock_monotonic_precise="no"
600 if test "$clock_gettime" = "yes" ; then
604 int main(int argc, char **argv)
606 return clock_gettime(CLOCK_MONOTONIC_PRECISE, NULL);
609 if compile_prog "" "$LIBS" "clock monotonic precise"; then
610 clock_monotonic_precise="yes"
613 echo "CLOCK_MONOTONIC_PRECISE $clock_monotonic_precise"
615 ##########################################
616 # gettimeofday() probe
619 #include <sys/time.h>
621 int main(int argc, char **argv)
624 return gettimeofday(&tv, NULL);
627 if compile_prog "" "" "gettimeofday"; then
630 echo "gettimeofday $gettimeofday"
632 ##########################################
638 int main(int argc, char **argv)
643 if compile_prog "" "" "fdatasync"; then
646 echo "fdatasync $fdatasync"
648 ##########################################
649 # sync_file_range() probe
655 #include <linux/fs.h>
656 int main(int argc, char **argv)
658 unsigned int flags = SYNC_FILE_RANGE_WAIT_BEFORE | SYNC_FILE_RANGE_WRITE |
659 SYNC_FILE_RANGE_WAIT_AFTER;
660 return sync_file_range(0, 0, 0, flags);
663 if compile_prog "" "" "sync_file_range"; then
664 sync_file_range="yes"
666 echo "sync_file_range $sync_file_range"
668 ##########################################
669 # ext4 move extent probe
673 #include <sys/ioctl.h>
674 int main(int argc, char **argv)
676 struct move_extent me;
677 return ioctl(0, EXT4_IOC_MOVE_EXT, &me);
680 if compile_prog "" "" "ext4 move extent" ; then
682 elif test $targetos = "Linux" ; then
683 # On Linux, just default to it on and let it error at runtime if we really
684 # don't have it. None of my updated systems have it defined, but it does
685 # work. Takes a while to bubble back.
688 echo "EXT4 move extent $ext4_me"
690 ##########################################
696 int main(int argc, char **argv)
698 return splice(0, NULL, 0, NULL, 0, SPLICE_F_NONBLOCK);
701 if compile_prog "" "" "linux splice"; then
704 echo "Linux splice(2) $linux_splice"
706 ##########################################
711 #include <guasi_syscalls.h>
712 int main(int argc, char **argv)
714 guasi_t ctx = guasi_create(0, 0, 0);
718 if compile_prog "" "" "guasi"; then
723 ##########################################
727 #include <nvm/vectored_write.h>
728 int main(int argc, char **argv)
730 struct vsl_iovec iov;
731 return vsl_vectored_write(0, &iov, 0, O_ATOMIC);
734 if compile_prog "" "-L/usr/lib/fio -lnvm-primitives" "fusion-aw"; then
735 LIBS="-L/usr/lib/fio -lnvm-primitives $LIBS"
738 echo "Fusion-io atomic engine $fusion_aw"
740 ##########################################
745 int main(int argc, char **argv)
747 return numa_available();
750 if compile_prog "" "-lnuma" "libnuma"; then
754 echo "libnuma $libnuma"
756 ##########################################
761 int main(int argc, char **argv)
767 if compile_prog "" "" "strsep"; then
770 echo "strsep $strsep"
772 ##########################################
773 # getopt_long_only() probe
774 getopt_long_only="no"
778 int main(int argc, char **argv)
780 int c = getopt_long_only(argc, argv, NULL, NULL, NULL);
784 if compile_prog "" "" "getopt_long_only"; then
785 getopt_long_only="yes"
787 echo "getopt_long_only() $getopt_long_only"
789 ##########################################
793 #include <sys/socket.h>
794 #include <arpa/inet.h>
796 int main(int argc, char **argv)
799 return inet_aton(NULL, &in);
802 if compile_prog "" "" "inet_aton"; then
805 echo "inet_aton $inet_aton"
807 ##########################################
812 #include <netinet/in.h>
813 int main(int argc, char **argv)
819 if compile_prog "" "" "socklen_t"; then
822 echo "socklen_t $socklen_t"
824 ##########################################
825 # Whether or not __thread is supported for TLS
829 static int __thread ret;
830 int main(int argc, char **argv)
835 if compile_prog "" "" "__thread"; then
838 echo "__thread $tls_thread"
840 ##########################################
841 # Check whether we have getrusage(RUSAGE_THREAD)
844 #include <sys/time.h>
845 #include <sys/resource.h>
846 int main(int argc, char **argv)
849 getrusage(RUSAGE_THREAD, &ru);
853 if compile_prog "" "" "RUSAGE_THREAD"; then
856 echo "RUSAGE_THREAD $rusage_thread"
858 ##########################################
859 # Check whether we have SCHED_IDLE
863 int main(int argc, char **argv)
865 struct sched_param p;
866 return sched_setscheduler(0, SCHED_IDLE, &p);
869 if compile_prog "" "" "SCHED_IDLE"; then
872 echo "SCHED_IDLE $sched_idle"
874 ##########################################
875 # Check whether we have TCP_NODELAY
879 #include <sys/types.h>
880 #include <sys/socket.h>
881 #include <netinet/tcp.h>
882 int main(int argc, char **argv)
884 return getsockopt(0, 0, TCP_NODELAY, NULL, NULL);
887 if compile_prog "" "" "TCP_NODELAY"; then
890 echo "TCP_NODELAY $tcp_nodelay"
892 #############################################################################
894 echo "# Automatically generated by configure - do not modify" > $config_host_mak
895 printf "# Configured with:" >> $config_host_mak
896 printf " '%s'" "$0" "$@" >> $config_host_mak
897 echo >> $config_host_mak
899 if test "$wordsize" = "64" ; then
900 output_sym "CONFIG_64BIT"
901 elif test "$wordsize" = "32" ; then
902 output_sym "CONFIG_32BIT"
904 echo "Unknown wordsize!"
907 if test "$bigendian" = "yes" ; then
908 output_sym "CONFIG_BIG_ENDIAN"
910 output_sym "CONFIG_LITTLE_ENDIAN"
912 if test "$libaio" = "yes" ; then
913 output_sym "CONFIG_LIBAIO"
915 if test "$posix_aio" = "yes" ; then
916 output_sym "CONFIG_POSIXAIO"
918 if test "$posix_aio_fsync" = "yes" ; then
919 output_sym "CONFIG_POSIXAIO_FSYNC"
921 if test "$linux_fallocate" = "yes" ; then
922 output_sym "CONFIG_LINUX_FALLOCATE"
924 if test "$posix_fallocate" = "yes" ; then
925 output_sym "CONFIG_POSIX_FALLOCATE"
927 if test "$fdatasync" = "yes" ; then
928 output_sym "CONFIG_FDATASYNC"
930 if test "$sync_file_range" = "yes" ; then
931 output_sym "CONFIG_SYNC_FILE_RANGE"
933 if test "$sfaa" = "yes" ; then
934 output_sym "CONFIG_SFAA"
936 if test "$libverbs" = "yes" -o "rdmacm" = "yes" ; then
937 output_sym "CONFIG_RDMA"
939 if test "$clock_gettime" = "yes" ; then
940 output_sym "CONFIG_CLOCK_GETTIME"
942 if test "$clock_monotonic" = "yes" ; then
943 output_sym "CONFIG_CLOCK_MONOTONIC"
945 if test "$clock_monotonic_precise" = "yes" ; then
946 output_sym "CONFIG_CLOCK_MONOTONIC_PRECISE"
948 if test "$gettimeofday" = "yes" ; then
949 output_sym "CONFIG_GETTIMEOFDAY"
951 if test "$posix_fadvise" = "yes" ; then
952 output_sym "CONFIG_POSIX_FADVISE"
954 if test "$linux_3arg_affinity" = "yes" ; then
955 output_sym "CONFIG_3ARG_AFFINITY"
956 elif test "$linux_2arg_affinity" = "yes" ; then
957 output_sym "CONFIG_2ARG_AFFINITY"
959 if test "$strsep" = "yes" ; then
960 output_sym "CONFIG_STRSEP"
962 if test "$getopt_long_only" = "yes" ; then
963 output_sym "CONFIG_GETOPT_LONG_ONLY"
965 if test "$inet_aton" = "yes" ; then
966 output_sym "CONFIG_INET_ATON"
968 if test "$socklen_t" = "yes" ; then
969 output_sym "CONFIG_SOCKLEN_T"
971 if test "$ext4_me" = "yes" ; then
972 output_sym "CONFIG_LINUX_EXT4_MOVE_EXTENT"
974 if test "$linux_splice" = "yes" ; then
975 output_sym "CONFIG_LINUX_SPLICE"
977 if test "$guasi" = "yes" ; then
978 output_sym "CONFIG_GUASI"
980 if test "$fusion_aw" = "yes" ; then
981 output_sym "CONFIG_FUSION_AW"
983 if test "$libnuma" = "yes" ; then
984 output_sym "CONFIG_LIBNUMA"
986 if test "$solaris_aio" = "yes" ; then
987 output_sym "CONFIG_SOLARISAIO"
989 if test "$tls_thread" = "yes" ; then
990 output_sym "CONFIG_TLS_THREAD"
992 if test "$rusage_thread" = "yes" ; then
993 output_sym "CONFIG_RUSAGE_THREAD"
995 if test "$sched_idle" = "yes" ; then
996 output_sym "CONFIG_SCHED_IDLE"
998 if test "$tcp_nodelay" = "yes" ; then
999 output_sym "CONFIG_TCP_NODELAY"
1002 echo "LIBS+=$LIBS" >> $config_host_mak
1003 echo "CC=$cc" >> $config_host_mak
1004 echo "EXTFLAGS=$EXTFLAGS $CFLAGS" >> $config_host_mak