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"
140 echo "Bad option $opt"
146 if test "$show_help" = "yes" ; then
147 echo "--cc= Specify compiler to use"
148 echo "--extra-cflags= Specify extra CFLAGS to pass to compiler"
152 if check_define __linux__ ; then
154 elif check_define __OpenBSD__ ; then
156 elif check_define __sun__ ; then
162 # Some host OSes need non-standard checks for which CPU to use.
163 # Note that these checks are broken for cross-compilation: if you're
164 # cross-compiling to one of these OSes then you'll need to specify
165 # the correct CPU with the --cpu option.
168 # on Leopard most of the system is 32-bit, so we have to ask the kernel if
169 # we can run 64-bit userspace code.
170 # If the user didn't specify a CPU explicitly and the kernel says this is
171 # 64 bit hw, then assume x86_64. Otherwise fall through to the usual
173 if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
178 # `uname -m` returns i86pc even on an x86_64 box, so default based on isainfo
179 if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
184 echo "Forcing known good options on Windows"
185 if test -z "$CC" ; then
186 CC="x86_64-w64-mingw32-gcc"
188 output_sym "CONFIG_LITTLE_ENDIAN"
189 output_sym "CONFIG_64BIT_LLP64"
190 output_sym "CONFIG_CLOCK_GETTIME"
191 output_sym "CONFIG_CLOCK_MONOTONIC"
192 output_sym "CONFIG_GETTIMEOFDAY"
193 output_sym "CONFIG_FADVISE"
194 output_sym "CONFIG_SOCKLEN_T"
195 output_sym "CONFIG_POSIX_FALLOCATE"
196 output_sym "CONFIG_FADVISE"
197 output_sym "CONFIG_SFAA"
198 output_sym "CONFIG_RUSAGE_THREAD"
199 output_sym "CONFIG_WINDOWSAIO"
200 output_sym "CONFIG_FDATASYNC"
201 output_sym "CONFIG_GETTIMEOFDAY"
202 output_sym "CONFIG_CLOCK_GETTIME"
203 output_sym "CONFIG_SCHED_IDLE"
204 echo "CC=$CC" >> $config_host_mak
205 echo "EXTFLAGS=$CFLAGS -include config-host.h -D_GNU_SOURCE" >> $config_host_mak
209 if test ! -z "$cpu" ; then
210 # command line argument
212 elif check_define __i386__ ; then
214 elif check_define __x86_64__ ; then
216 elif check_define __sparc__ ; then
217 if check_define __arch64__ ; then
222 elif check_define _ARCH_PPC ; then
223 if check_define _ARCH_PPC64 ; then
228 elif check_define __mips__ ; then
230 elif check_define __ia64__ ; then
232 elif check_define __s390__ ; then
233 if check_define __s390x__ ; then
238 elif check_define __arm__ ; then
240 elif check_define __hppa__ ; then
246 # Normalise host CPU name and set ARCH.
248 ia64|ppc|ppc64|s390|s390x|sparc64)
251 i386|i486|i586|i686|i86pc|BePC)
260 hppa|parisc|parisc64)
275 if test -z "$CC" ; then
276 if test "$targetos" = "FreeBSD"; then
285 cc="${CC-${cross_prefix}gcc}"
287 ##########################################
291 #include <inttypes.h>
294 volatile uint32_t i=0x01234567;
295 return (*((uint8_t*)(&i))) == 0x67;
298 if compile_prog "" "" "endian"; then
299 $TMPE && bigendian="yes"
303 echo "Operating system $targetos"
305 echo "Big endian $bigendian"
309 ##########################################
316 unsigned int wsize = sizeof(long) * 8;
317 printf("%d\n", wsize);
321 if compile_prog "" "" "wordsize"; then
324 echo "Wordsize $wordsize"
326 ##########################################
338 if compile_prog "" "-laio" "libaio" ; then
342 if test "$libaio" = "yes" ; then
343 feature_not_found "linux AIO"
347 echo "Linux AIO support $libaio"
349 ##########################################
362 if compile_prog "" "" "posixaio" ; then
364 elif compile_prog "" "-lrt" "posixaio"; then
369 echo "POSIX AIO support $posix_aio"
370 echo "POSIX AIO support needs -lrt $posix_aio_lrt"
372 ##########################################
373 # posix aio fsync probe
375 if test "$posix_aio" = "yes" ; then
382 return aio_fsync(O_SYNC, &cb);
386 if compile_prog "" "$LIBS" "posix_aio_fsync" ; then
390 echo "POSIX AIO fsync $posix_aio_fsync"
392 ##########################################
396 #include <sys/types.h>
397 #include <sys/asynch.h>
402 return aioread(0, NULL, 0, 0, SEEK_SET, &res);
406 if compile_prog "" "-laio" "solarisaio" ; then
410 echo "Solaris AIO support $solaris_aio"
412 ##########################################
413 # __sync_fetch_and_and test
416 static int sfaa(int *ptr)
418 return __sync_fetch_and_and(ptr, 0);
421 int main(int argc, char **argv)
428 if compile_prog "" "" "__sync_fetch_and_add()" ; then
431 echo "__sync_fetch_and add $sfaa"
433 ##########################################
438 #include <infiniband/arch.h>
439 int main(int argc, char **argv)
441 struct ibv_pd *pd = ibv_alloc_pd(NULL);
445 if compile_prog "" "-libverbs" "libverbs" ; then
447 LIBS="-libverbs $LIBS"
449 echo "libverbs $libverbs"
451 ##########################################
456 #include <rdma/rdma_cma.h>
457 int main(int argc, char **argv)
459 rdma_destroy_qp(NULL);
463 if compile_prog "" "-lrdmacm" "rdma"; then
465 LIBS="-lrdmacm $LIBS"
467 echo "rdmacm $rdmacm"
469 ##########################################
470 # Linux fallocate probe
474 #include <linux/falloc.h>
475 int main(int argc, char **argv)
477 int r = fallocate(0, FALLOC_FL_KEEP_SIZE, 0, 1024);
481 if compile_prog "" "" "linux_fallocate"; then
482 linux_fallocate="yes"
484 echo "Linux fallocate $linux_fallocate"
486 ##########################################
487 # POSIX fadvise probe
492 int main(int argc, char **argv)
494 int r = posix_fadvise(0, 0, 0, POSIX_FADV_NORMAL);
498 if compile_prog "" "" "posix_fadvise"; then
501 echo "POSIX fadvise $posix_fadvise"
503 ##########################################
504 # POSIX fallocate probe
509 int main(int argc, char **argv)
511 int r = posix_fallocate(0, 0, 1024);
515 if compile_prog "" "" "posix_fallocate"; then
516 posix_fallocate="yes"
518 echo "POSIX fallocate $posix_fallocate"
520 ##########################################
521 # sched_set/getaffinity 2 or 3 argument test
522 linux_2arg_affinity="no"
523 linux_3arg_affinity="no"
526 int main(int argc, char **argv)
529 return sched_setaffinity(0, sizeof(mask), &mask);
532 if compile_prog "" "" "sched_setaffinity(,,)"; then
533 linux_3arg_affinity="yes"
537 int main(int argc, char **argv)
540 return sched_setaffinity(0, &mask);
543 if compile_prog "" "" "sched_setaffinity(,)"; then
544 linux_2arg_affinity="yes"
547 echo "sched_setaffinity(3 arg) $linux_3arg_affinity"
548 echo "sched_setaffinity(2 arg) $linux_2arg_affinity"
550 ##########################################
551 # clock_gettime probe
556 int main(int argc, char **argv)
558 return clock_gettime(0, NULL);
561 if compile_prog "" "" "clock_gettime"; then
563 elif compile_prog "" "-lrt" "clock_gettime"; then
567 echo "clock_gettime $clock_gettime"
569 ##########################################
570 # CLOCK_MONOTONIC probe
572 if test "$clock_gettime" = "yes" ; then
576 int main(int argc, char **argv)
578 return clock_gettime(CLOCK_MONOTONIC, NULL);
581 if compile_prog "" "$LIBS" "clock monotonic"; then
582 clock_monotonic="yes"
585 echo "CLOCK_MONOTONIC $clock_monotonic"
587 ##########################################
588 # CLOCK_MONOTONIC_PRECISE probe
589 clock_monotonic_precise="no"
590 if test "$clock_gettime" = "yes" ; then
594 int main(int argc, char **argv)
596 return clock_gettime(CLOCK_MONOTONIC_PRECISE, NULL);
599 if compile_prog "" "$LIBS" "clock monotonic precise"; then
600 clock_monotonic_precise="yes"
603 echo "CLOCK_MONOTONIC_PRECISE $clock_monotonic_precise"
605 ##########################################
606 # gettimeofday() probe
609 #include <sys/time.h>
611 int main(int argc, char **argv)
614 return gettimeofday(&tv, NULL);
617 if compile_prog "" "" "gettimeofday"; then
620 echo "gettimeofday $gettimeofday"
622 ##########################################
628 int main(int argc, char **argv)
633 if compile_prog "" "" "fdatasync"; then
636 echo "fdatasync $fdatasync"
638 ##########################################
639 # sync_file_range() probe
645 #include <linux/fs.h>
646 int main(int argc, char **argv)
648 unsigned int flags = SYNC_FILE_RANGE_WAIT_BEFORE | SYNC_FILE_RANGE_WRITE |
649 SYNC_FILE_RANGE_WAIT_AFTER;
650 return sync_file_range(0, 0, 0, flags);
653 if compile_prog "" "" "sync_file_range"; then
654 sync_file_range="yes"
656 echo "sync_file_range $sync_file_range"
658 ##########################################
659 # ext4 move extent probe
663 #include <sys/ioctl.h>
664 int main(int argc, char **argv)
666 struct move_extent me;
667 return ioctl(0, EXT4_IOC_MOVE_EXT, &me);
670 if compile_prog "" "" "ext4 move extent" ; then
672 elif test $targetos = "Linux" ; then
673 # On Linux, just default to it on and let it error at runtime if we really
674 # don't have it. None of my updated systems have it defined, but it does
675 # work. Takes a while to bubble back.
678 echo "EXT4 move extent $ext4_me"
680 ##########################################
686 int main(int argc, char **argv)
688 return splice(0, NULL, 0, NULL, 0, SPLICE_F_NONBLOCK);
691 if compile_prog "" "" "linux splice"; then
694 echo "Linux splice(2) $linux_splice"
696 ##########################################
701 #include <guasi_syscalls.h>
702 int main(int argc, char **argv)
704 guasi_t ctx = guasi_create(0, 0, 0);
708 if compile_prog "" "" "guasi"; then
713 ##########################################
717 #include <nvm/vectored_write.h>
718 int main(int argc, char **argv)
720 struct vsl_iovec iov;
721 return vsl_vectored_write(0, &iov, 0, O_ATOMIC);
724 if compile_prog "" "-L/usr/lib/fio -lnvm-primitives" "fusion-aw"; then
725 LIBS="-L/usr/lib/fio -lnvm-primitives $LIBS"
728 echo "Fusion-io atomic engine $fusion_aw"
730 ##########################################
735 int main(int argc, char **argv)
737 return numa_available();
740 if compile_prog "" "-lnuma" "libnuma"; then
744 echo "libnuma $libnuma"
746 ##########################################
751 int main(int argc, char **argv)
757 if compile_prog "" "" "strsep"; then
760 echo "strsep $strsep"
762 ##########################################
763 # getopt_long_only() probe
764 getopt_long_only="no"
768 int main(int argc, char **argv)
770 int c = getopt_long_only(argc, argv, NULL, NULL, NULL);
774 if compile_prog "" "" "getopt_long_only"; then
775 getopt_long_only="yes"
777 echo "getopt_long_only() $getopt_long_only"
779 ##########################################
783 #include <sys/socket.h>
784 #include <arpa/inet.h>
786 int main(int argc, char **argv)
789 return inet_aton(NULL, &in);
792 if compile_prog "" "" "inet_aton"; then
795 echo "inet_aton $inet_aton"
797 ##########################################
802 #include <netinet/in.h>
803 int main(int argc, char **argv)
809 if compile_prog "" "" "socklen_t"; then
812 echo "socklen_t $socklen_t"
814 ##########################################
815 # Whether or not __thread is supported for TLS
819 static int __thread ret;
820 int main(int argc, char **argv)
825 if compile_prog "" "" "__thread"; then
828 echo "__thread $tls_thread"
830 ##########################################
831 # Check whether we have getrusage(RUSAGE_THREAD)
834 #include <sys/time.h>
835 #include <sys/resource.h>
836 int main(int argc, char **argv)
839 getrusage(RUSAGE_THREAD, &ru);
843 if compile_prog "" "" "RUSAGE_THREAD"; then
846 echo "RUSAGE_THREAD $rusage_thread"
848 ##########################################
849 # Check whether we have SCHED_IDLE
853 int main(int argc, char **argv)
855 struct sched_param p;
856 return sched_setscheduler(0, SCHED_IDLE, &p);
859 if compile_prog "" "" "SCHED_IDLE"; then
862 echo "SCHED_IDLE $sched_idle"
864 #############################################################################
866 echo "# Automatically generated by configure - do not modify" > $config_host_mak
867 printf "# Configured with:" >> $config_host_mak
868 printf " '%s'" "$0" "$@" >> $config_host_mak
869 echo >> $config_host_mak
871 if test "$wordsize" = "64" ; then
872 output_sym "CONFIG_64BIT"
873 elif test "$wordsize" = "32" ; then
874 output_sym "CONFIG_32BIT"
876 echo "Unknown wordsize!"
879 if test "$bigendian" = "yes" ; then
880 output_sym "CONFIG_BIG_ENDIAN"
882 output_sym "CONFIG_LITTLE_ENDIAN"
884 if test "$libaio" = "yes" ; then
885 output_sym "CONFIG_LIBAIO"
887 if test "$posix_aio" = "yes" ; then
888 output_sym "CONFIG_POSIXAIO"
890 if test "$posix_aio_fsync" = "yes" ; then
891 output_sym "CONFIG_POSIXAIO_FSYNC"
893 if test "$linux_fallocate" = "yes" ; then
894 output_sym "CONFIG_LINUX_FALLOCATE"
896 if test "$posix_fallocate" = "yes" ; then
897 output_sym "CONFIG_POSIX_FALLOCATE"
899 if test "$fdatasync" = "yes" ; then
900 output_sym "CONFIG_FDATASYNC"
902 if test "$sync_file_range" = "yes" ; then
903 output_sym "CONFIG_SYNC_FILE_RANGE"
905 if test "$sfaa" = "yes" ; then
906 output_sym "CONFIG_SFAA"
908 if test "$libverbs" = "yes" -o "rdmacm" = "yes" ; then
909 output_sym "CONFIG_RDMA"
911 if test "$clock_gettime" = "yes" ; then
912 output_sym "CONFIG_CLOCK_GETTIME"
914 if test "$clock_monotonic" = "yes" ; then
915 output_sym "CONFIG_CLOCK_MONOTONIC"
917 if test "$clock_monotonic_precise" = "yes" ; then
918 output_sym "CONFIG_CLOCK_MONOTONIC_PRECISE"
920 if test "$gettimeofday" = "yes" ; then
921 output_sym "CONFIG_GETTIMEOFDAY"
923 if test "$posix_fadvise" = "yes" ; then
924 output_sym "CONFIG_POSIX_FADVISE"
926 if test "$linux_3arg_affinity" = "yes" ; then
927 output_sym "CONFIG_3ARG_AFFINITY"
928 elif test "$linux_2arg_affinity" = "yes" ; then
929 output_sym "CONFIG_2ARG_AFFINITY"
931 if test "$strsep" = "yes" ; then
932 output_sym "CONFIG_STRSEP"
934 if test "$getopt_long_only" = "yes" ; then
935 output_sym "CONFIG_GETOPT_LONG_ONLY"
937 if test "$inet_aton" = "yes" ; then
938 output_sym "CONFIG_INET_ATON"
940 if test "$socklen_t" = "yes" ; then
941 output_sym "CONFIG_SOCKLEN_T"
943 if test "$ext4_me" = "yes" ; then
944 output_sym "CONFIG_LINUX_EXT4_MOVE_EXTENT"
946 if test "$linux_splice" = "yes" ; then
947 output_sym "CONFIG_LINUX_SPLICE"
949 if test "$guasi" = "yes" ; then
950 output_sym "CONFIG_GUASI"
952 if test "$fusion_aw" = "yes" ; then
953 output_sym "CONFIG_FUSION_AW"
955 if test "$libnuma" = "yes" ; then
956 output_sym "CONFIG_LIBNUMA"
958 if test "$solaris_aio" = "yes" ; then
959 output_sym "CONFIG_SOLARISAIO"
961 if test "$tls_thread" = "yes" ; then
962 output_sym "CONFIG_TLS_THREAD"
964 if test "$rusage_thread" = "yes" ; then
965 output_sym "CONFIG_RUSAGE_THREAD"
967 if test "$sched_idle" = "yes" ; then
968 output_sym "CONFIG_SCHED_IDLE"
971 echo "LIBS+=$LIBS" >> $config_host_mak
972 echo "CC=$cc" >> $config_host_mak
973 echo "EXTFLAGS=$EXTFLAGS $CFLAGS" >> $config_host_mak