3 # Fio configure script. Heavily influenced by the manual qemu configure
4 # script. Sad 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}-$$-${RANDOM}.c"
17 TMPC2="${TMPDIR1}/fio-conf-${RANDOM}-$$-${RANDOM}-2.c"
18 TMPO="${TMPDIR1}/fio-conf-${RANDOM}-$$-${RANDOM}.o"
19 TMPE="${TMPDIR1}/fio-conf-${RANDOM}-$$-${RANDOM}.exe"
21 # NB: do not call "exit" in the trap handler; this is buggy with some shells;
22 # see <1285349658-3122-1-git-send-email-loic.minier@linaro.org>
23 trap "rm -f $TMPC $TMPC2 $TMPO $TMPE" EXIT INT QUIT TERM
27 config_host_mak="config-host.mak"
28 config_host_h="config-host.h"
30 rm -rf $config_host_mak
35 echo "Configure failed, check config.log and/or the above output"
36 rm -rf $config_host_mak
41 # Print result for each configuration test
43 printf "%-30s%s\n" "$1" "$2"
47 CFLAGS="-D_GNU_SOURCE -include config-host.h $CFLAGS"
50 # Print a helpful header at the top of config.log
51 echo "# FIO configure log $(date)" >> config.log
52 printf "# Configured with:" >> config.log
53 printf " '%s'" "$0" "$@" >> config.log
55 echo "#" >> config.log
57 # Print configure header at the top of $config_host_h
58 echo "/*" > $config_host_h
59 echo " * Automatically generated by configure - do not modify" >> $config_host_h
60 printf " * Configured with:" >> $config_host_h
61 printf " * '%s'" "$0" "$@" >> $config_host_h
62 echo "" >> $config_host_h
63 echo " */" >> $config_host_h
66 # Run the compiler, capturing its output to the log.
67 echo $cc "$@" >> config.log
68 $cc "$@" >> config.log 2>&1 || return $?
69 # Test passed. If this is an --enable-werror build, rerun
70 # the test with -Werror and bail out if it fails. This
71 # makes warning-generating-errors in configure test code
72 # obvious to developers.
73 if test "$werror" != "yes"; then
76 # Don't bother rerunning the compile if we were already using -Werror
82 echo $cc -Werror "$@" >> config.log
83 $cc -Werror "$@" >> config.log 2>&1 && return $?
84 echo "ERROR: configure test passed without -Werror but failed with -Werror."
85 echo "This is probably a bug in the configure script. The failing command"
86 echo "will be at the bottom of config.log."
87 fatal "You can run configure with --disable-werror to bypass this check."
91 do_cc $CFLAGS -Werror-implicit-function-declaration -c -o $TMPO $TMPC
96 local_ldflags="$2 $LIBS"
97 echo "Compiling test case $3" >> config.log
98 do_cc $CFLAGS -Werror-implicit-function-declaration $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags
101 feature_not_found() {
106 echo "ERROR: User requested feature $feature"
107 if test ! -z "$packages" ; then
108 echo "ERROR: That feature needs $packages installed"
110 echo "ERROR: configure was not able to find it"
115 type "$1" >/dev/null 2>&1
121 #error $1 not defined
132 echo "$1=y" >> $config_host_mak
133 echo "#define $1" >> $config_host_h
136 check_min_lib_version() {
139 if "${cross_prefix}"pkg-config --atleast-version="$2" "$1" > /dev/null 2>&1; then
142 : "${_feature:=${1}}"
143 if "${cross_prefix}"pkg-config --version > /dev/null 2>&1; then
144 if eval "echo \$$_feature" = "yes" ; then
145 feature_not_found "$_feature" "$1 >= $2"
148 print_config "$1" "missing pkg-config, can't check $_feature version"
178 optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
180 --prefix=*) prefix="$optarg"
182 --cpu=*) cpu="$optarg"
184 # esx is cross compiled and cannot be detect through simple uname calls
190 --extra-cflags=*) CFLAGS="$CFLAGS $optarg"
192 --build-32bit-win) build_32bit_win="yes"
194 --target-win-ver=*) target_win_ver="$optarg"
196 --enable-pdb) pdb="yes"
198 --build-static) build_static="yes"
200 --enable-gfio) gfio_check="yes"
202 --disable-numa) disable_numa="yes"
204 --disable-rdma) disable_rdma="yes"
206 --disable-rados) disable_rados="yes"
208 --disable-rbd) disable_rbd="yes"
210 --disable-http) disable_http="yes"
212 --disable-gfapi) disable_gfapi="yes"
214 --enable-libhdfs) libhdfs="yes"
216 --disable-lex) disable_lex="yes"
218 --enable-lex) disable_lex="no"
220 --disable-shm) no_shm="yes"
222 --disable-optimizations) disable_opt="yes"
224 --disable-pmem) disable_pmem="yes"
226 --enable-cuda) cuda="yes"
228 --disable-native) disable_native="yes"
230 --with-ime=*) ime_path="$optarg"
232 --enable-libiscsi) libiscsi="yes"
234 --enable-libnbd) libnbd="yes"
236 --disable-libzbc) libzbc="no"
238 --disable-tcmalloc) disable_tcmalloc="yes"
240 --enable-libaio-uring) libaio_uring="yes"
242 --dynamic-libengines) dynamic_engines="yes"
248 echo "Bad option $opt"
254 if test "$show_help" = "yes" ; then
255 echo "--prefix= Use this directory as installation prefix"
256 echo "--cpu= Specify target CPU if auto-detect fails"
257 echo "--cc= Specify compiler to use"
258 echo "--extra-cflags= Specify extra CFLAGS to pass to compiler"
259 echo "--build-32bit-win Enable 32-bit build on Windows"
260 echo "--target-win-ver= Minimum version of Windows to target (XP or 7)"
261 echo "--enable-pdb Enable Windows PDB symbols generation (needs clang/lld)"
262 echo "--build-static Build a static fio"
263 echo "--esx Configure build options for esx"
264 echo "--enable-gfio Enable building of gtk gfio"
265 echo "--disable-numa Disable libnuma even if found"
266 echo "--disable-rdma Disable RDMA support even if found"
267 echo "--disable-rados Disable Rados support even if found"
268 echo "--disable-rbd Disable Rados Block Device even if found"
269 echo "--disable-http Disable HTTP support even if found"
270 echo "--disable-gfapi Disable gfapi"
271 echo "--enable-libhdfs Enable hdfs support"
272 echo "--disable-lex Disable use of lex/yacc for math"
273 echo "--disable-pmem Disable pmem based engines even if found"
274 echo "--enable-lex Enable use of lex/yacc for math"
275 echo "--disable-shm Disable SHM support"
276 echo "--disable-optimizations Don't enable compiler optimizations"
277 echo "--enable-cuda Enable GPUDirect RDMA support"
278 echo "--disable-native Don't build for native host"
279 echo "--with-ime= Install path for DDN's Infinite Memory Engine"
280 echo "--enable-libiscsi Enable iscsi support"
281 echo "--enable-libnbd Enable libnbd (NBD engine) support"
282 echo "--disable-libzbc Disable libzbc even if found"
283 echo "--disable-tcmalloc Disable tcmalloc support"
284 echo "--enable-libaio-uring Enable libaio emulated over io_uring"
285 echo "--dynamic-libengines Lib-based ioengines as dynamic libraries"
289 cross_prefix=${cross_prefix-${CROSS_COMPILE}}
290 # Preferred compiler (can be overriden later after we know the platform):
292 # ${cross_prefix}gcc (if cross-prefix specified)
295 if test -z "${CC}${cross_prefix}"; then
302 cc="${CC-${cross_prefix}gcc}"
305 if check_define __ANDROID__ ; then
307 elif check_define __linux__ ; then
309 elif check_define __OpenBSD__ ; then
311 elif check_define __NetBSD__ ; then
313 elif check_define __sun__ ; then
315 CFLAGS="$CFLAGS -D_REENTRANT"
316 elif check_define _WIN32 ; then
322 echo "# Automatically generated by configure - do not modify" > $config_host_mak
323 printf "# Configured with:" >> $config_host_mak
324 printf " '%s'" "$0" "$@" >> $config_host_mak
325 echo >> $config_host_mak
326 echo "CONFIG_TARGET_OS=$targetos" >> $config_host_mak
328 if test "$no_shm" = "yes" ; then
329 output_sym "CONFIG_NO_SHM"
332 if test "$disable_opt" = "yes" ; then
333 output_sym "CONFIG_FIO_NO_OPT"
336 # Some host OSes need non-standard checks for which CPU to use.
337 # Note that these checks are broken for cross-compilation: if you're
338 # cross-compiling to one of these OSes then you'll need to specify
339 # the correct CPU with the --cpu option.
342 # Unless explicitly enabled, turn off lex.
343 # OpenBSD will hit syntax error when enabled.
344 if test -z "$disable_lex" ; then
351 CFLAGS="$CFLAGS -I/usr/local/include"
352 LDFLAGS="$LDFLAGS -L/usr/local/lib"
355 # on Leopard most of the system is 32-bit, so we have to ask the kernel if
356 # we can run 64-bit userspace code.
357 # If the user didn't specify a CPU explicitly and the kernel says this is
358 # 64 bit hw, then assume x86_64. Otherwise fall through to the usual
360 if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
363 # Error at compile time linking of weak/partial symbols if possible...
370 if compile_prog "" "-Wl,-no_weak_imports" "disable weak symbols"; then
371 echo "Disabling weak symbols"
372 LDFLAGS="$LDFLAGS -Wl,-no_weak_imports"
376 # `uname -m` returns i86pc even on an x86_64 box, so default based on isainfo
377 if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
380 LIBS="-lnsl -lsocket"
383 # We still force some options, so keep this message here.
384 echo "Forcing some known good options on Windows"
385 if test -z "${CC}${cross_prefix}"; then
386 if test ! -z "$build_32bit_win" && test "$build_32bit_win" = "yes"; then
387 cc="i686-w64-mingw32-gcc"
389 cc="x86_64-w64-mingw32-gcc"
393 target_win_ver=$(echo "$target_win_ver" | tr '[:lower:]' '[:upper:]')
394 if test -z "$target_win_ver"; then
395 # Default Windows API target
398 if test "$target_win_ver" = "XP"; then
399 output_sym "CONFIG_WINDOWS_XP"
400 # Technically the below is targeting 2003
401 CFLAGS="$CFLAGS -D_WIN32_WINNT=0x0502"
402 elif test "$target_win_ver" = "7"; then
403 output_sym "CONFIG_WINDOWS_7"
404 CFLAGS="$CFLAGS -D_WIN32_WINNT=0x0601"
406 fatal "Unknown target Windows version"
409 # We need this to be output_sym'd here because this is Windows specific.
410 # The regular configure path never sets this config.
411 output_sym "CONFIG_WINDOWSAIO"
412 # We now take the regular configuration path without having exit 0 here.
413 # Flags below are still necessary mostly for MinGW.
417 clock_gettime="yes" # clock_monotonic probe has dependency on this
418 clock_monotonic="yes"
423 # Now we know the target platform we can have another guess at the preferred
424 # compiler when it wasn't explictly set
425 if test -z "${CC}${cross_prefix}"; then
426 if test "$targetos" = "FreeBSD" || test "$targetos" = "Darwin"; then
432 if test -z "$cc"; then
433 echo "configure: failed to find compiler"
437 if test ! -z "$cpu" ; then
438 # command line argument
440 elif check_define __i386__ ; then
442 elif check_define __x86_64__ ; then
444 elif check_define __sparc__ ; then
445 if check_define __arch64__ ; then
450 elif check_define _ARCH_PPC ; then
451 if check_define _ARCH_PPC64 ; then
456 elif check_define __mips__ ; then
458 elif check_define __ia64__ ; then
460 elif check_define __s390__ ; then
461 if check_define __s390x__ ; then
466 elif check_define __arm__ ; then
468 elif check_define __aarch64__ ; then
470 elif check_define __hppa__ ; then
476 # Normalise host CPU name and set ARCH.
478 ia64|ppc|ppc64|s390|s390x|sparc64)
481 i386|i486|i586|i686|i86pc|BePC)
493 hppa|parisc|parisc64)
507 ##########################################
508 # check cross compile
510 if test "$cross_compile" != "yes" ; then
519 if compile_prog "" "" "cross"; then
520 $TMPE 2>/dev/null || cross_compile="yes"
522 fatal "compile test failed"
525 ##########################################
527 if test "$bigendian" != "yes" ; then
530 if test "$cross_compile" = "no" ; then
532 #include <inttypes.h>
535 volatile uint32_t i=0x01234567;
536 return (*((uint8_t*)(&i))) == 0x67;
539 if compile_prog "" "" "endian"; then
540 $TMPE && bigendian="yes"
543 # If we're cross compiling, try our best to work it out and rely on the
544 # run-time check to fail if we get it wrong.
549 #if __BYTE_ORDER != __BIG_ENDIAN
550 # error "Unknown endianness"
554 compile_prog "" "" "endian" && bigendian="yes"
555 check_define "__ARMEB__" && bigendian="yes"
556 check_define "__MIPSEB__" && bigendian="yes"
560 print_config "Operating system" "$targetos"
561 print_config "CPU" "$cpu"
562 print_config "Big endian" "$bigendian"
563 if test ! -z "$target_win_ver"; then
564 print_config "Target Windows version" "$target_win_ver"
566 print_config "Compiler" "$cc"
567 print_config "Cross compile" "$cross_compile"
570 ##########################################
571 # See if we need to build a static build
572 if test "$build_static" = "yes" ; then
573 CFLAGS="$CFLAGS -ffunction-sections -fdata-sections"
574 LDFLAGS="$LDFLAGS -static -Wl,--gc-sections"
578 print_config "Static build" "$build_static"
580 ##########################################
581 # check for C11 atomics support
583 #include <stdatomic.h>
591 if ! compile_prog "" "" "C11 atomics"; then
593 echo "Your compiler doesn't support C11 atomics. gcc 4.9/clang 3.6 are the"
594 echo "minimum versions with it - perhaps your compiler is too old?"
595 fatal "C11 atomics support not found"
599 ##########################################
604 #define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)]))
607 BUILD_BUG_ON(sizeof(long)*CHAR_BIT != WORDSIZE);
611 if compile_prog "-DWORDSIZE=32" "" "wordsize"; then
613 elif compile_prog "-DWORDSIZE=64" "" "wordsize"; then
616 fatal "Unknown wordsize"
618 print_config "Wordsize" "$wordsize"
620 ##########################################
622 if test "$zlib" != "yes" ; then
630 if (inflateInit(&stream) != Z_OK)
635 if compile_prog "" "-lz" "zlib" ; then
639 print_config "zlib" "$zlib"
641 ##########################################
643 if test "$libaio" != "yes" ; then
646 if test "$esx" != "yes" ; then
656 if test "$libaio_uring" = "yes"; then
657 if compile_prog "" "-luring" "libaio io_uring" ; then
661 feature_not_found "libaio io_uring" ""
663 elif compile_prog "" "-laio" "libaio" ; then
667 if test "$libaio" = "yes" ; then
668 feature_not_found "linux AIO" "libaio-dev or libaio-devel"
679 io_prep_preadv2(NULL, 0, NULL, 0, 0, 0);
680 io_prep_pwritev2(NULL, 0, NULL, 0, 0, 0);
684 if compile_prog "" "" "libaio rw flags" ; then
690 print_config "Linux AIO support" "$libaio"
691 print_config "Linux AIO support rw flags" "$libaio_rw_flags"
692 print_config "Linux AIO over io_uring" "$libaio_uring"
694 ##########################################
696 if test "$posix_aio" != "yes" ; then
699 if test "$posix_aio_lrt" != "yes" ; then
711 if compile_prog "" "" "posixaio" ; then
713 elif compile_prog "" "-lrt" "posixaio -lrt"; then
718 print_config "POSIX AIO support" "$posix_aio"
719 print_config "POSIX AIO support needs -lrt" "$posix_aio_lrt"
721 ##########################################
722 # posix aio fsync probe
723 if test "$posix_aio_fsync" != "yes" ; then
726 if test "$posix_aio" = "yes" ; then
733 return aio_fsync(O_SYNC, &cb);
737 if compile_prog "" "$LIBS" "posix_aio_fsync" ; then
741 print_config "POSIX AIO fsync" "$posix_aio_fsync"
743 ##########################################
744 # POSIX pshared attribute probe
745 if test "$posix_pshared" != "yes" ; then
752 #if defined(_POSIX_THREAD_PROCESS_SHARED) && ((_POSIX_THREAD_PROCESS_SHARED + 0) > 0)
753 # if defined(__CYGWIN__)
754 # error "_POSIX_THREAD_PROCESS_SHARED is buggy on Cygwin"
755 # elif defined(__APPLE__)
756 # include <AvailabilityMacros.h>
757 # include <TargetConditionals.h>
758 # if TARGET_OS_MAC && MAC_OS_X_VERSION_MIN_REQUIRED < 1070
759 # error "_POSIX_THREAD_PROCESS_SHARED is buggy/unsupported prior to OSX 10.7"
763 # error "_POSIX_THREAD_PROCESS_SHARED is unsupported"
768 if compile_prog "" "$LIBS" "posix_pshared" ; then
771 print_config "POSIX pshared support" "$posix_pshared"
773 ##########################################
774 # POSIX pthread_condattr_setclock() probe
775 if test "$pthread_condattr_setclock" != "yes" ; then
776 pthread_condattr_setclock="no"
782 pthread_condattr_t condattr;
783 pthread_condattr_setclock(&condattr, CLOCK_MONOTONIC);
787 if compile_prog "" "$LIBS" "pthread_condattr_setclock" ; then
788 pthread_condattr_setclock=yes
789 elif compile_prog "" "$LIBS -lpthread" "pthread_condattr_setclock" ; then
790 pthread_condattr_setclock=yes
791 LIBS="$LIBS -lpthread"
793 print_config "pthread_condattr_setclock()" "$pthread_condattr_setclock"
795 ##########################################
796 # pthread_sigmask() probe
797 if test "$pthread_sigmask" != "yes" ; then
801 #include <stddef.h> /* NULL */
802 #include <signal.h> /* pthread_sigmask() */
805 return pthread_sigmask(0, NULL, NULL);
808 if compile_prog "" "$LIBS" "pthread_sigmask" ; then
810 elif compile_prog "" "$LIBS -lpthread" "pthread_sigmask" ; then
812 LIBS="$LIBS -lpthread"
814 print_config "pthread_sigmask()" "$pthread_sigmask"
816 ##########################################
818 if test "$solaris_aio" != "yes" ; then
822 #include <sys/types.h>
823 #include <sys/asynch.h>
828 return aioread(0, NULL, 0, 0, SEEK_SET, &res);
832 if compile_prog "" "-laio" "solarisaio" ; then
836 print_config "Solaris AIO support" "$solaris_aio"
838 ##########################################
839 # __sync_fetch_and_add test
840 if test "$sfaa" != "yes" ; then
844 #include <inttypes.h>
845 static int sfaa(uint64_t *ptr)
847 return __sync_fetch_and_add(ptr, 0);
850 int main(int argc, char **argv)
857 if compile_prog "" "" "__sync_fetch_and_add()" ; then
860 print_config "__sync_fetch_and_add" "$sfaa"
862 ##########################################
863 # __sync_synchronize() test
864 if test "$sync_sync" != "yes" ; then
868 #include <inttypes.h>
870 int main(int argc, char **argv)
872 __sync_synchronize();
876 if compile_prog "" "" "__sync_synchronize()" ; then
879 print_config "__sync_synchronize" "$sync_sync"
881 ##########################################
882 # __sync_val_compare_and_swap() test
883 if test "$cmp_swap" != "yes" ; then
887 #include <inttypes.h>
889 int main(int argc, char **argv)
892 return __sync_val_compare_and_swap(&x, 1, 2);
895 if compile_prog "" "" "__sync_val_compare_and_swap()" ; then
898 print_config "__sync_val_compare_and_swap" "$cmp_swap"
900 ##########################################
902 if test "$libverbs" != "yes" ; then
906 #include <infiniband/verbs.h>
907 int main(int argc, char **argv)
909 struct ibv_pd *pd = ibv_alloc_pd(NULL);
913 if test "$disable_rdma" != "yes" && compile_prog "" "-libverbs" "libverbs" ; then
916 print_config "libverbs" "$libverbs"
918 ##########################################
920 if test "$rdmacm" != "yes" ; then
925 #include <rdma/rdma_cma.h>
926 int main(int argc, char **argv)
928 rdma_destroy_qp(NULL);
932 if test "$disable_rdma" != "yes" && compile_prog "" "-lrdmacm" "rdma"; then
935 print_config "rdmacm" "$rdmacm"
937 ##########################################
938 # asprintf() and vasprintf() probes
939 if test "$have_asprintf" != "yes" ; then
945 int main(int argc, char **argv)
948 return asprintf(&buf, "%s", "str") == 0;
951 if compile_prog "" "" "have_asprintf"; then
954 print_config "asprintf()" "$have_asprintf"
956 if test "$have_vasprintf" != "yes" ; then
962 int main(int argc, char **argv)
966 return vasprintf(&buf, "%s", ap) == 0;
969 if compile_prog "" "" "have_vasprintf"; then
972 print_config "vasprintf()" "$have_vasprintf"
974 ##########################################
975 # Linux fallocate probe
976 if test "$linux_fallocate" != "yes" ; then
982 #include <linux/falloc.h>
983 int main(int argc, char **argv)
985 int r = fallocate(0, FALLOC_FL_KEEP_SIZE, 0, 1024);
989 if compile_prog "" "" "linux_fallocate"; then
990 linux_fallocate="yes"
992 print_config "Linux fallocate" "$linux_fallocate"
994 ##########################################
995 # POSIX fadvise probe
996 if test "$posix_fadvise" != "yes" ; then
1002 int main(int argc, char **argv)
1004 int r = posix_fadvise(0, 0, 0, POSIX_FADV_NORMAL);
1008 if compile_prog "" "" "posix_fadvise"; then
1011 print_config "POSIX fadvise" "$posix_fadvise"
1013 ##########################################
1014 # POSIX fallocate probe
1015 if test "$posix_fallocate" != "yes" ; then
1016 posix_fallocate="no"
1021 int main(int argc, char **argv)
1023 int r = posix_fallocate(0, 0, 1024);
1027 if compile_prog "" "" "posix_fallocate"; then
1028 posix_fallocate="yes"
1030 print_config "POSIX fallocate" "$posix_fallocate"
1032 ##########################################
1033 # sched_set/getaffinity 2 or 3 argument test
1034 if test "$linux_2arg_affinity" != "yes" ; then
1035 linux_2arg_affinity="no"
1037 if test "$linux_3arg_affinity" != "yes" ; then
1038 linux_3arg_affinity="no"
1042 int main(int argc, char **argv)
1045 return sched_setaffinity(0, sizeof(mask), &mask);
1048 if compile_prog "" "" "sched_setaffinity(,,)"; then
1049 linux_3arg_affinity="yes"
1053 int main(int argc, char **argv)
1056 return sched_setaffinity(0, &mask);
1059 if compile_prog "" "" "sched_setaffinity(,)"; then
1060 linux_2arg_affinity="yes"
1063 print_config "sched_setaffinity(3 arg)" "$linux_3arg_affinity"
1064 print_config "sched_setaffinity(2 arg)" "$linux_2arg_affinity"
1066 ##########################################
1067 # clock_gettime probe
1068 if test "$clock_gettime" != "yes" ; then
1074 int main(int argc, char **argv)
1076 return clock_gettime(0, NULL);
1079 if compile_prog "" "" "clock_gettime"; then
1081 elif compile_prog "" "-lrt" "clock_gettime"; then
1085 print_config "clock_gettime" "$clock_gettime"
1087 ##########################################
1088 # CLOCK_MONOTONIC probe
1089 if test "$clock_monotonic" != "yes" ; then
1090 clock_monotonic="no"
1092 if test "$clock_gettime" = "yes" ; then
1096 int main(int argc, char **argv)
1098 return clock_gettime(CLOCK_MONOTONIC, NULL);
1101 if compile_prog "" "$LIBS" "clock monotonic"; then
1102 clock_monotonic="yes"
1105 print_config "CLOCK_MONOTONIC" "$clock_monotonic"
1107 ##########################################
1108 # CLOCK_MONOTONIC_RAW probe
1109 if test "$clock_monotonic_raw" != "yes" ; then
1110 clock_monotonic_raw="no"
1112 if test "$clock_gettime" = "yes" ; then
1116 int main(int argc, char **argv)
1118 return clock_gettime(CLOCK_MONOTONIC_RAW, NULL);
1121 if compile_prog "" "$LIBS" "clock monotonic"; then
1122 clock_monotonic_raw="yes"
1125 print_config "CLOCK_MONOTONIC_RAW" "$clock_monotonic_raw"
1127 ##########################################
1128 # CLOCK_MONOTONIC_PRECISE probe
1129 if test "$clock_monotonic_precise" != "yes" ; then
1130 clock_monotonic_precise="no"
1132 if test "$clock_gettime" = "yes" ; then
1136 int main(int argc, char **argv)
1138 return clock_gettime(CLOCK_MONOTONIC_PRECISE, NULL);
1141 if compile_prog "" "$LIBS" "clock monotonic precise"; then
1142 clock_monotonic_precise="yes"
1145 print_config "CLOCK_MONOTONIC_PRECISE" "$clock_monotonic_precise"
1147 ##########################################
1149 if test "$clockid_t" != "yes" ; then
1155 int main(int argc, char **argv)
1157 volatile clockid_t cid;
1158 memset((void*)&cid, 0, sizeof(cid));
1162 if compile_prog "" "$LIBS" "clockid_t"; then
1165 print_config "clockid_t" "$clockid_t"
1167 ##########################################
1168 # gettimeofday() probe
1169 if test "$gettimeofday" != "yes" ; then
1173 #include <sys/time.h>
1175 int main(int argc, char **argv)
1178 return gettimeofday(&tv, NULL);
1181 if compile_prog "" "" "gettimeofday"; then
1184 print_config "gettimeofday" "$gettimeofday"
1186 ##########################################
1188 if test "$fdatasync" != "yes" ; then
1194 int main(int argc, char **argv)
1196 return fdatasync(0);
1199 if compile_prog "" "" "fdatasync"; then
1202 print_config "fdatasync" "$fdatasync"
1204 ##########################################
1206 if test "$pipe" != "yes" ; then
1211 int main(int argc, char **argv)
1217 if compile_prog "" "" "pipe"; then
1220 print_config "pipe()" "$pipe"
1222 ##########################################
1224 if test "$pipe2" != "yes" ; then
1229 int main(int argc, char **argv)
1232 return pipe2(fd, 0);
1235 if compile_prog "" "" "pipe2"; then
1238 print_config "pipe2()" "$pipe2"
1240 ##########################################
1242 if test "$pread" != "yes" ; then
1247 int main(int argc, char **argv)
1249 return pread(0, NULL, 0, 0);
1252 if compile_prog "" "" "pread"; then
1255 print_config "pread()" "$pread"
1257 ##########################################
1258 # sync_file_range() probe
1259 if test "$sync_file_range" != "yes" ; then
1260 sync_file_range="no"
1266 #include <linux/fs.h>
1267 int main(int argc, char **argv)
1269 unsigned int flags = SYNC_FILE_RANGE_WAIT_BEFORE | SYNC_FILE_RANGE_WRITE |
1270 SYNC_FILE_RANGE_WAIT_AFTER;
1271 return sync_file_range(0, 0, 0, flags);
1274 if compile_prog "" "" "sync_file_range"; then
1275 sync_file_range="yes"
1277 print_config "sync_file_range" "$sync_file_range"
1279 ##########################################
1280 # ext4 move extent probe
1281 if test "$ext4_me" != "yes" ; then
1286 #include <sys/ioctl.h>
1287 int main(int argc, char **argv)
1289 struct move_extent me;
1290 return ioctl(0, EXT4_IOC_MOVE_EXT, &me);
1293 if compile_prog "" "" "ext4 move extent" ; then
1295 elif test $targetos = "Linux" ; then
1296 # On Linux, just default to it on and let it error at runtime if we really
1297 # don't have it. None of my updated systems have it defined, but it does
1298 # work. Takes a while to bubble back.
1301 print_config "EXT4 move extent" "$ext4_me"
1303 ##########################################
1305 if test "$linux_splice" != "yes" ; then
1311 int main(int argc, char **argv)
1313 return splice(0, NULL, 0, NULL, 0, SPLICE_F_NONBLOCK);
1316 if compile_prog "" "" "linux splice"; then
1319 print_config "Linux splice(2)" "$linux_splice"
1321 ##########################################
1323 if test "$libnuma" != "yes" ; then
1328 int main(int argc, char **argv)
1330 return numa_available();
1333 if test "$disable_numa" != "yes" && compile_prog "" "-lnuma" "libnuma"; then
1337 print_config "libnuma" "$libnuma"
1339 ##########################################
1340 # libnuma 2.x version API, initialize with "no" only if $libnuma is set to "yes"
1341 if test "$libnuma" = "yes" ; then
1345 int main(int argc, char **argv)
1347 struct bitmask *mask = numa_parse_nodestring(NULL);
1348 return mask->size == 0;
1351 if compile_prog "" "" "libnuma api"; then
1354 print_config "libnuma v2" "$libnuma_v2"
1357 ##########################################
1359 if test "$strsep" != "yes" ; then
1364 int main(int argc, char **argv)
1366 static char *string = "This is a string";
1367 strsep(&string, "needle");
1371 if compile_prog "" "" "strsep"; then
1374 print_config "strsep" "$strsep"
1376 ##########################################
1377 # strcasestr() probe
1378 if test "$strcasestr" != "yes" ; then
1383 int main(int argc, char **argv)
1385 return strcasestr(argv[0], argv[1]) != NULL;
1388 if compile_prog "" "" "strcasestr"; then
1391 print_config "strcasestr" "$strcasestr"
1393 ##########################################
1395 if test "$strlcat" != "yes" ; then
1400 int main(int argc, char **argv)
1402 static char dst[64];
1403 static char *string = "This is a string";
1404 memset(dst, 0, sizeof(dst));
1405 strlcat(dst, string, sizeof(dst));
1409 if compile_prog "" "" "strlcat"; then
1412 print_config "strlcat" "$strlcat"
1414 ##########################################
1415 # getopt_long_only() probe
1416 if test "$getopt_long_only" != "yes" ; then
1417 getopt_long_only="no"
1423 int main(int argc, char **argv)
1425 int c = getopt_long_only(argc, argv, "", NULL, NULL);
1429 if compile_prog "" "" "getopt_long_only"; then
1430 getopt_long_only="yes"
1432 print_config "getopt_long_only()" "$getopt_long_only"
1434 ##########################################
1436 if test "$inet_aton" != "yes" ; then
1441 #include <winsock2.h>
1443 #include <sys/socket.h>
1444 #include <arpa/inet.h>
1447 int main(int argc, char **argv)
1450 return inet_aton(NULL, &in);
1453 if compile_prog "" "" "inet_aton"; then
1456 print_config "inet_aton" "$inet_aton"
1458 ##########################################
1460 if test "$socklen_t" != "yes" ; then
1465 #include <winsock2.h>
1466 #include <ws2tcpip.h>
1468 #include <sys/socket.h>
1470 int main(int argc, char **argv)
1476 if compile_prog "" "" "socklen_t"; then
1479 print_config "socklen_t" "$socklen_t"
1481 ##########################################
1482 # Whether or not __thread is supported for TLS
1483 if test "$tls_thread" != "yes" ; then
1488 static __thread int ret;
1489 int main(int argc, char **argv)
1494 if compile_prog "" "" "__thread"; then
1497 print_config "__thread" "$tls_thread"
1499 ##########################################
1500 # Check if we have required gtk/glib support for gfio
1501 if test "$gfio" != "yes" ; then
1504 if test "$gfio_check" = "yes" ; then
1508 #include <gtk/gtk.h>
1511 gdk_threads_enter();
1512 gdk_threads_leave();
1514 return GTK_CHECK_VERSION(2, 18, 0) ? 0 : 1; /* 0 on success */
1517 GTK_CFLAGS=$(${cross_prefix}pkg-config --cflags gtk+-2.0 gthread-2.0)
1518 ORG_LDFLAGS=$LDFLAGS
1519 LDFLAGS=$(echo $LDFLAGS | sed s/"-static"//g)
1520 if test "$?" != "0" ; then
1521 echo "configure: gtk and gthread not found"
1524 GTK_LIBS=$(${cross_prefix}pkg-config --libs gtk+-2.0 gthread-2.0)
1525 if test "$?" != "0" ; then
1526 echo "configure: gtk and gthread not found"
1530 if check_min_lib_version gtk+-2.0 2.18.0 "gfio"; then
1531 if compile_prog "$GTK_CFLAGS" "$GTK_LIBS" "gfio" ; then
1532 GFIO_LIBS="$LIBS $GTK_LIBS"
1533 CFLAGS="$CFLAGS $GTK_CFLAGS"
1535 echo "Please install gtk and gdk libraries"
1541 LDFLAGS=$ORG_LDFLAGS
1544 if test "$gfio_check" = "yes" ; then
1545 print_config "gtk 2.18 or higher" "$gfio"
1548 ##########################################
1549 # Check whether we have getrusage(RUSAGE_THREAD)
1550 if test "$rusage_thread" != "yes" ; then
1554 #include <sys/time.h>
1555 #include <sys/resource.h>
1556 int main(int argc, char **argv)
1559 getrusage(RUSAGE_THREAD, &ru);
1563 if compile_prog "" "" "RUSAGE_THREAD"; then
1566 print_config "RUSAGE_THREAD" "$rusage_thread"
1568 ##########################################
1569 # Check whether we have SCHED_IDLE
1570 if test "$sched_idle" != "yes" ; then
1575 int main(int argc, char **argv)
1577 struct sched_param p;
1578 return sched_setscheduler(0, SCHED_IDLE, &p);
1581 if compile_prog "" "" "SCHED_IDLE"; then
1584 print_config "SCHED_IDLE" "$sched_idle"
1586 ##########################################
1587 # Check whether we have TCP_NODELAY
1588 if test "$tcp_nodelay" != "yes" ; then
1593 #include <winsock2.h>
1596 #include <sys/types.h>
1597 #include <sys/socket.h>
1598 #include <netinet/tcp.h>
1600 int main(int argc, char **argv)
1602 return getsockopt(0, 0, TCP_NODELAY, NULL, NULL);
1605 if compile_prog "" "" "TCP_NODELAY"; then
1607 elif compile_prog "" "-lws2_32" "TCP_NODELAY"; then
1609 LIBS="$LIBS -lws2_32"
1611 print_config "TCP_NODELAY" "$tcp_nodelay"
1613 ##########################################
1614 # Check whether we have SO_SNDBUF
1615 if test "$window_size" != "yes" ; then
1620 #include <winsock2.h>
1623 #include <sys/types.h>
1624 #include <sys/socket.h>
1625 #include <netinet/tcp.h>
1627 int main(int argc, char **argv)
1629 setsockopt(0, SOL_SOCKET, SO_SNDBUF, NULL, 0);
1630 setsockopt(0, SOL_SOCKET, SO_RCVBUF, NULL, 0);
1633 if compile_prog "" "" "SO_SNDBUF"; then
1635 elif compile_prog "" "-lws2_32" "SO_SNDBUF"; then
1637 LIBS="$LIBS -lws2_32"
1639 print_config "Net engine window_size" "$window_size"
1641 ##########################################
1642 # Check whether we have TCP_MAXSEG
1643 if test "$mss" != "yes" ; then
1648 #include <winsock2.h>
1651 #include <sys/types.h>
1652 #include <sys/socket.h>
1653 #include <netinet/tcp.h>
1654 #include <arpa/inet.h>
1655 #include <netinet/in.h>
1657 int main(int argc, char **argv)
1659 return setsockopt(0, IPPROTO_TCP, TCP_MAXSEG, NULL, 0);
1662 if compile_prog "" "" "TCP_MAXSEG"; then
1664 elif compile_prog "" "-lws2_32" "TCP_MAXSEG"; then
1666 LIBS="$LIBS -lws2_32"
1668 print_config "TCP_MAXSEG" "$mss"
1670 ##########################################
1671 # Check whether we have RLIMIT_MEMLOCK
1672 if test "$rlimit_memlock" != "yes" ; then
1676 #include <sys/time.h>
1677 #include <sys/resource.h>
1678 int main(int argc, char **argv)
1681 return getrlimit(RLIMIT_MEMLOCK, &rl);
1684 if compile_prog "" "" "RLIMIT_MEMLOCK"; then
1685 rlimit_memlock="yes"
1687 print_config "RLIMIT_MEMLOCK" "$rlimit_memlock"
1689 ##########################################
1690 # Check whether we have pwritev/preadv
1691 if test "$pwritev" != "yes" ; then
1696 #include <sys/uio.h>
1697 int main(int argc, char **argv)
1699 return pwritev(0, NULL, 1, 0) + preadv(0, NULL, 1, 0);
1702 if compile_prog "" "" "pwritev"; then
1705 print_config "pwritev/preadv" "$pwritev"
1707 ##########################################
1708 # Check whether we have pwritev2/preadv2
1709 if test "$pwritev2" != "yes" ; then
1714 #include <sys/uio.h>
1715 int main(int argc, char **argv)
1717 return pwritev2(0, NULL, 1, 0, 0) + preadv2(0, NULL, 1, 0, 0);
1720 if compile_prog "" "" "pwritev2"; then
1723 print_config "pwritev2/preadv2" "$pwritev2"
1725 ##########################################
1726 # Check whether we have the required functions for ipv6
1727 if test "$ipv6" != "yes" ; then
1732 #include <winsock2.h>
1733 #include <ws2tcpip.h>
1735 #include <sys/types.h>
1736 #include <sys/socket.h>
1737 #include <netinet/in.h>
1741 int main(int argc, char **argv)
1743 struct addrinfo hints;
1744 struct in6_addr addr;
1747 ret = getaddrinfo(NULL, NULL, &hints, NULL);
1749 printf("%s\n", gai_strerror(ret));
1754 if compile_prog "" "" "ipv6"; then
1757 print_config "IPv6 helpers" "$ipv6"
1759 ##########################################
1761 if test "$http" != "yes" ; then
1764 # check for openssl >= 1.1.0, which uses an opaque HMAC_CTX pointer
1766 #include <curl/curl.h>
1767 #include <openssl/hmac.h>
1769 int main(int argc, char **argv)
1774 curl = curl_easy_init();
1775 curl_easy_cleanup(curl);
1777 ctx = HMAC_CTX_new();
1778 HMAC_CTX_reset(ctx);
1783 # openssl < 1.1.0 uses the HMAC_CTX type directly
1785 #include <curl/curl.h>
1786 #include <openssl/hmac.h>
1788 int main(int argc, char **argv)
1793 curl = curl_easy_init();
1794 curl_easy_cleanup(curl);
1796 HMAC_CTX_init(&ctx);
1797 HMAC_CTX_cleanup(&ctx);
1801 if test "$disable_http" != "yes"; then
1802 HTTP_LIBS="-lcurl -lssl -lcrypto"
1803 if compile_prog "" "$HTTP_LIBS" "curl-new-ssl"; then
1804 output_sym "CONFIG_HAVE_OPAQUE_HMAC_CTX"
1806 elif mv $TMPC2 $TMPC && compile_prog "" "$HTTP_LIBS" "curl-old-ssl"; then
1810 print_config "http engine" "$http"
1812 ##########################################
1814 if test "$rados" != "yes" ; then
1818 #include <rados/librados.h>
1820 int main(int argc, char **argv)
1823 rados_ioctx_t io_ctx;
1824 const char cluster_name[] = "ceph";
1825 const char user_name[] = "client.admin";
1826 const char pool[] = "rados";
1828 /* The rados_create2 signature required was only introduced in ceph 0.65 */
1829 rados_create2(&cluster, cluster_name, user_name, 0);
1830 rados_ioctx_create(cluster, pool, &io_ctx);
1835 if test "$disable_rados" != "yes" && compile_prog "" "-lrados" "rados"; then
1838 print_config "Rados engine" "$rados"
1840 ##########################################
1842 if test "$rbd" != "yes" ; then
1846 #include <rbd/librbd.h>
1848 int main(int argc, char **argv)
1851 rados_ioctx_t io_ctx;
1852 const char cluster_name[] = "ceph";
1853 const char user_name[] = "client.admin";
1854 const char pool[] = "rbd";
1855 int major, minor, extra;
1857 rbd_version(&major, &minor, &extra);
1858 /* The rados_create2 signature required was only introduced in ceph 0.65 */
1859 rados_create2(&cluster, cluster_name, user_name, 0);
1860 rados_ioctx_create(cluster, pool, &io_ctx);
1865 if test "$disable_rbd" != "yes" && compile_prog "" "-lrbd -lrados" "rbd"; then
1868 print_config "Rados Block Device engine" "$rbd"
1870 ##########################################
1871 # check for rbd_poll
1872 if test "$rbd_poll" != "yes" ; then
1875 if test "$rbd" = "yes"; then
1877 #include <rbd/librbd.h>
1878 #include <sys/eventfd.h>
1880 int main(int argc, char **argv)
1883 rbd_completion_t comp;
1885 int fd = eventfd(0, EFD_NONBLOCK);
1886 rbd_set_image_notification(image, fd, EVENT_TYPE_EVENTFD);
1887 rbd_poll_io_events(image, comp, 1);
1892 if compile_prog "" "-lrbd -lrados" "rbd"; then
1895 print_config "rbd_poll" "$rbd_poll"
1898 ##########################################
1899 # check for rbd_invalidate_cache()
1900 if test "$rbd_inval" != "yes" ; then
1903 if test "$rbd" = "yes"; then
1905 #include <rbd/librbd.h>
1907 int main(int argc, char **argv)
1911 return rbd_invalidate_cache(image);
1914 if compile_prog "" "-lrbd -lrados" "rbd"; then
1917 print_config "rbd_invalidate_cache" "$rbd_inval"
1920 ##########################################
1921 # Check whether we have setvbuf
1922 if test "$setvbuf" != "yes" ; then
1927 int main(int argc, char **argv)
1931 setvbuf(f, buf, _IOFBF, sizeof(buf));
1935 if compile_prog "" "" "setvbuf"; then
1938 print_config "setvbuf" "$setvbuf"
1940 ##########################################
1942 if test "$gfapi" != "yes" ; then
1946 #include <glusterfs/api/glfs.h>
1948 int main(int argc, char **argv)
1950 glfs_t *g = glfs_new("foo");
1955 if test "$disable_gfapi" != "yes" && compile_prog "" "-lgfapi -lglusterfs" "gfapi"; then
1958 print_config "Gluster API engine" "$gfapi"
1960 ##########################################
1961 # check for gfapi fadvise support, initialize with "no" only if $gfapi is set to "yes"
1962 if test "$gfapi" = "yes" ; then
1965 #include <glusterfs/api/glfs.h>
1967 int main(int argc, char **argv)
1970 int ret = glfs_fadvise(fd, 0, 0, 1);
1975 if compile_prog "" "-lgfapi -lglusterfs" "gfapi"; then
1978 print_config "Gluster API use fadvise" "$gf_fadvise"
1981 ##########################################
1982 # check for newer gfapi
1983 if test "$gfapi" = "yes" ; then
1986 #include <glusterfs/api/glfs.h>
1988 int main(int argc, char **argv)
1990 return glfs_fsync(NULL, NULL, NULL) && glfs_ftruncate(NULL, 0, NULL, NULL);
1993 if compile_prog "" "-lgfapi -lglusterfs" "gf new api"; then
1996 print_config "Gluster new API" "$gf_new"
1999 ##########################################
2000 # check for gfapi trim support
2001 if test "$gf_trim" != "yes" ; then
2004 if test "$gfapi" = "yes" ; then
2006 #include <glusterfs/api/glfs.h>
2008 int main(int argc, char **argv)
2010 return glfs_discard_async(NULL, 0, 0);
2013 if compile_prog "" "-lgfapi -lglusterfs" "gf trim"; then
2016 print_config "Gluster API trim support" "$gf_trim"
2019 ##########################################
2020 # Check if we support stckf on s390
2021 if test "$s390_z196_facilities" != "yes" ; then
2022 s390_z196_facilities="no"
2025 #define STFLE_BITS_Z196 45 /* various z196 facilities ... */
2026 int main(int argc, char **argv)
2028 /* We want just 1 double word to be returned. */
2029 register unsigned long reg0 asm("0") = 0;
2030 unsigned long stfle_bits;
2031 asm volatile(".machine push" "\n\t"
2032 ".machine \"z9-109\"" "\n\t"
2035 : "=QS" (stfle_bits), "+d" (reg0)
2038 if ((stfle_bits & (1UL << (63 - STFLE_BITS_Z196))) != 0)
2044 if compile_prog "" "" "s390_z196_facilities"; then
2046 if [ $? -eq 0 ]; then
2047 s390_z196_facilities="yes"
2050 print_config "s390_z196_facilities" "$s390_z196_facilities"
2052 ##########################################
2053 # Check if we have required environment variables configured for libhdfs
2054 if test "$libhdfs" = "yes" ; then
2056 if test "$JAVA_HOME" = "" ; then
2057 echo "configure: JAVA_HOME should be defined to jdk/jvm path"
2060 if test "$FIO_LIBHDFS_INCLUDE" = "" ; then
2061 echo "configure: FIO_LIBHDFS_INCLUDE should be defined to libhdfs inlude path"
2064 if test "$FIO_LIBHDFS_LIB" = "" ; then
2065 echo "configure: FIO_LIBHDFS_LIB should be defined to libhdfs library path"
2068 if test "$hdfs_conf_error" = "1" ; then
2069 feature_not_found "libhdfs" ""
2072 if test "$FIO_HDFS_CPU" = "x86_64" ; then
2073 FIO_HDFS_CPU="amd64"
2076 print_config "HDFS engine" "$libhdfs"
2078 ##########################################
2079 # Check whether we have MTD
2080 if test "$mtd" != "yes" ; then
2085 #include <mtd/mtd-user.h>
2086 #include <sys/ioctl.h>
2087 int main(int argc, char **argv)
2089 struct mtd_write_req ops;
2090 struct mtd_info_user info;
2091 memset(&ops, 0, sizeof(ops));
2092 info.type = MTD_MLCNANDFLASH;
2093 return ioctl(0, MEMGETINFO, &info);
2096 if compile_prog "" "" "mtd"; then
2099 print_config "MTD" "$mtd"
2101 ##########################################
2102 # Check whether we have libpmem
2103 if test "$libpmem" != "yes" ; then
2107 #include <libpmem.h>
2109 int main(int argc, char **argv)
2112 rc = pmem_is_pmem(NULL, NULL);
2116 if compile_prog "" "-lpmem" "libpmem"; then
2119 print_config "libpmem" "$libpmem"
2121 ##########################################
2122 # Check whether libpmem's version >= 1.5
2123 if test "$libpmem1_5" != "yes" ; then
2126 if test "$libpmem" = "yes"; then
2128 #include <libpmem.h>
2130 int main(int argc, char **argv)
2132 pmem_memcpy(NULL, NULL, NULL, NULL);
2136 if compile_prog "" "-lpmem" "libpmem1_5"; then
2140 print_config "libpmem1_5" "$libpmem1_5"
2142 ##########################################
2143 # Check whether we have libpmemblk
2144 # libpmem is a prerequisite
2145 if test "$libpmemblk" != "yes" ; then
2148 if test "$libpmem" = "yes"; then
2150 #include <libpmemblk.h>
2151 int main(int argc, char **argv)
2154 pbp = pmemblk_open("", 0);
2158 if compile_prog "" "-lpmemblk" "libpmemblk"; then
2162 print_config "libpmemblk" "$libpmemblk"
2164 # Choose libpmem-based ioengines
2165 if test "$libpmem" = "yes" && test "$disable_pmem" = "no"; then
2167 if test "$libpmem1_5" = "yes"; then
2170 if test "$libpmemblk" = "yes"; then
2175 ##########################################
2176 # Report whether pmemblk engine is enabled
2177 print_config "PMDK pmemblk engine" "$pmemblk"
2179 ##########################################
2180 # Report whether dev-dax engine is enabled
2181 print_config "PMDK dev-dax engine" "$devdax"
2183 ##########################################
2184 # Report whether libpmem engine is enabled
2185 print_config "PMDK libpmem engine" "$pmem"
2187 ##########################################
2188 # Check whether we support DDN's IME
2189 if test "$libime" != "yes" ; then
2193 #include <ime_native.h>
2194 int main(int argc, char **argv)
2198 rc = ime_native_finalize();
2202 if compile_prog "-I${ime_path}/include" "-L${ime_path}/lib -lim_client" "libime"; then
2204 CFLAGS="-I${ime_path}/include $CFLAGS"
2205 LDFLAGS="-Wl,-rpath ${ime_path}/lib -L${ime_path}/lib $LDFLAGS"
2206 LIBS="-lim_client $LIBS"
2208 print_config "DDN's Infinite Memory Engine" "$libime"
2210 ##########################################
2211 # Check if we have libiscsi
2212 if test "$libiscsi" != "no" ; then
2213 if check_min_lib_version libiscsi 1.9.0; then
2215 libiscsi_cflags=$(pkg-config --cflags libiscsi)
2216 libiscsi_libs=$(pkg-config --libs libiscsi)
2221 print_config "iscsi engine" "$libiscsi"
2223 ##########################################
2224 # Check if we have libnbd (for NBD support)
2225 if test "$libnbd" != "no" ; then
2226 if check_min_lib_version libnbd 0.9.8; then
2228 libnbd_cflags=$(pkg-config --cflags libnbd)
2229 libnbd_libs=$(pkg-config --libs libnbd)
2234 print_config "NBD engine" "$libnbd"
2236 ##########################################
2237 # Check if we have lex/yacc available
2242 if test "$disable_lex" = "no" || test -z "$disable_lex" ; then
2243 if test "$targetos" != "SunOS" ; then
2244 LEX=$(which lex 2> /dev/null)
2245 if test -x "$LEX" ; then
2248 YACC=$(which bison 2> /dev/null)
2249 if test -x "$YACC" ; then
2253 YACC=$(which yacc 2> /dev/null)
2254 if test -x "$YACC" ; then
2258 if test "$yacc" = "yes" && test "$lex" = "yes" ; then
2262 if test "$arith" = "yes" ; then
2264 extern int yywrap(void);
2266 int main(int argc, char **argv)
2272 if compile_prog "" "-ll" "lex"; then
2281 # Check if lex fails using -o
2282 if test "$arith" = "yes" ; then
2283 if test "$force_no_lex_o" = "yes" ; then
2286 $LEX -o lex.yy.c exp/expression-parser.l 2> /dev/null
2287 if test "$?" = "0" ; then
2295 print_config "lex/yacc for arithmetic" "$arith"
2297 ##########################################
2298 # Check whether we have setmntent/getmntent
2299 if test "$getmntent" != "yes" ; then
2305 int main(int argc, char **argv)
2307 FILE *mtab = setmntent(NULL, "r");
2308 struct mntent *mnt = getmntent(mtab);
2313 if compile_prog "" "" "getmntent"; then
2316 print_config "getmntent" "$getmntent"
2318 ##########################################
2319 # Check whether we have getmntinfo
2320 # These are originally added for BSDs, but may also work
2321 # on other operating systems with getmntinfo(3).
2323 # getmntinfo(3) for FreeBSD/DragonFlyBSD/OpenBSD.
2324 # Note that NetBSD needs -Werror to catch warning as error.
2325 if test "$getmntinfo" != "yes" ; then
2330 #include <sys/param.h>
2331 #include <sys/mount.h>
2332 int main(int argc, char **argv)
2335 return getmntinfo(&st, MNT_NOWAIT);
2338 if compile_prog "-Werror" "" "getmntinfo"; then
2341 print_config "getmntinfo" "$getmntinfo"
2343 # getmntinfo(3) for NetBSD.
2344 if test "$getmntinfo_statvfs" != "yes" ; then
2345 getmntinfo_statvfs="no"
2349 #include <sys/statvfs.h>
2350 int main(int argc, char **argv)
2353 return getmntinfo(&st, MNT_NOWAIT);
2356 # Skip the test if the one with statfs arg is detected.
2357 if test "$getmntinfo" != "yes" && compile_prog "-Werror" "" "getmntinfo_statvfs"; then
2358 getmntinfo_statvfs="yes"
2359 print_config "getmntinfo_statvfs" "$getmntinfo_statvfs"
2362 ##########################################
2363 # Check whether we have _Static_assert
2364 if test "$static_assert" != "yes" ; then
2376 int main(int argc, char **argv)
2378 _Static_assert(offsetof(struct foo, a) == 0 , "Check");
2382 if compile_prog "" "" "static_assert"; then
2385 print_config "Static Assert" "$static_assert"
2387 ##########################################
2388 # Check whether we have bool / stdbool.h
2389 if test "$have_bool" != "yes" ; then
2393 #include <stdbool.h>
2394 int main(int argc, char **argv)
2397 return var != false;
2400 if compile_prog "" "" "bool"; then
2403 print_config "bool" "$have_bool"
2405 ##########################################
2406 # Check whether we have strndup()
2411 int main(int argc, char **argv)
2413 char *res = strndup("test string", 8);
2419 if compile_prog "" "" "strndup"; then
2422 print_config "strndup" "$strndup"
2424 ##########################################
2425 # <valgrind/drd.h> probe
2426 # Note: presence of <valgrind/drd.h> implies that <valgrind/valgrind.h> is
2427 # also available but not the other way around.
2428 if test "$valgrind_dev" != "yes" ; then
2432 #include <valgrind/drd.h>
2433 int main(int argc, char **argv)
2438 if compile_prog "" "" "valgrind_dev"; then
2441 print_config "Valgrind headers" "$valgrind_dev"
2443 if test "$targetos" = "Linux" ; then
2444 ##########################################
2445 # <linux/blkzoned.h> probe
2446 if test "$linux_blkzoned" != "yes" ; then
2450 #include <linux/blkzoned.h>
2451 int main(int argc, char **argv)
2456 if compile_prog "" "" "linux_blkzoned"; then
2457 linux_blkzoned="yes"
2459 print_config "Zoned block device support" "$linux_blkzoned"
2461 ##########################################
2462 # Check BLK_ZONE_REP_CAPACITY
2464 #include <linux/blkzoned.h>
2467 return BLK_ZONE_REP_CAPACITY;
2470 if compile_prog "" "" "blkzoned report capacity"; then
2471 output_sym "CONFIG_HAVE_REP_CAPACITY"
2476 print_config "Zoned block device capacity" "$rep_capacity"
2479 ##########################################
2482 #include <libzbc/zbc.h>
2483 int main(int argc, char **argv)
2485 struct zbc_device *dev = NULL;
2487 return zbc_open("foo=bar", O_RDONLY, &dev);
2490 if test "$libzbc" != "no" ; then
2491 if compile_prog "" "-lzbc" "libzbc"; then
2493 if ! check_min_lib_version libzbc 5; then
2497 if test "$libzbc" = "yes" ; then
2498 feature_not_found "libzbc" "libzbc or libzbc/zbc.h"
2503 print_config "libzbc engine" "$libzbc"
2505 ##########################################
2506 # check march=armv8-a+crc+crypto
2507 if test "$march_armv8_a_crc_crypto" != "yes" ; then
2508 march_armv8_a_crc_crypto="no"
2510 if test "$cpu" = "arm64" ; then
2512 #include <arm_acle.h>
2513 #include <arm_neon.h>
2514 #include <sys/auxv.h>
2518 /* Can we also do a runtime probe? */
2520 return getauxval(AT_HWCAP);
2522 # error "Don't know how to do runtime probe for ARM CRC32c"
2526 if compile_prog "-march=armv8-a+crc+crypto" "" "ARM CRC32c"; then
2527 march_armv8_a_crc_crypto="yes"
2528 CFLAGS="$CFLAGS -march=armv8-a+crc+crypto"
2532 print_config "march_armv8_a_crc_crypto" "$march_armv8_a_crc_crypto"
2534 ##########################################
2536 if test "$cuda" != "no" ; then
2539 int main(int argc, char **argv)
2544 if compile_prog "" "-lcuda" "cuda"; then
2548 if test "$cuda" = "yes" ; then
2549 feature_not_found "cuda" ""
2554 print_config "cuda" "$cuda"
2556 ##########################################
2557 # check for cc -march=native
2560 int main(int argc, char **argv)
2565 if test "$disable_native" = "no" && test "$disable_opt" != "yes" && \
2566 compile_prog "-march=native" "" "march=native"; then
2569 print_config "Build march=native" "$build_native"
2571 ##########################################
2573 if test "$cunit" != "yes" ; then
2577 #include <CUnit/CUnit.h>
2578 #include <CUnit/Basic.h>
2581 if (CU_initialize_registry() != CUE_SUCCESS)
2582 return CU_get_error();
2583 CU_basic_set_mode(CU_BRM_VERBOSE);
2584 CU_basic_run_tests();
2585 CU_cleanup_registry();
2586 return CU_get_error();
2589 if compile_prog "" "-lcunit" "CUnit"; then
2592 print_config "CUnit" "$cunit"
2594 ##########################################
2595 # check for __kernel_rwf_t
2598 #include <linux/fs.h>
2599 int main(int argc, char **argv)
2606 if compile_prog "" "" "__kernel_rwf_t"; then
2607 __kernel_rwf_t="yes"
2609 print_config "__kernel_rwf_t" "$__kernel_rwf_t"
2611 ##########################################
2612 # check if gcc has -Wimplicit-fallthrough=2
2615 int main(int argc, char **argv)
2620 if compile_prog "-Wimplicit-fallthrough=2" "" "-Wimplicit-fallthrough=2"; then
2623 print_config "-Wimplicit-fallthrough=2" "$fallthrough"
2625 ##########################################
2626 # check for MADV_HUGEPAGE support
2627 if test "$thp" != "yes" ; then
2630 if test "$esx" != "yes" ; then
2632 #include <sys/mman.h>
2635 return madvise(0, 0x1000, MADV_HUGEPAGE);
2638 if compile_prog "" "" "thp" ; then
2641 if test "$thp" = "yes" ; then
2642 feature_not_found "Transparent Huge Page" ""
2647 print_config "MADV_HUGEPAGE" "$thp"
2649 ##########################################
2650 # check for gettid()
2654 int main(int argc, char **argv)
2659 if compile_prog "" "" "gettid"; then
2662 print_config "gettid" "$gettid"
2664 ##########################################
2665 # check for statx(2) support by libc
2669 #include <sys/stat.h>
2671 int main(int argc, char **argv)
2674 return statx(-1, *argv, 0, 0, &st);
2677 if compile_prog "" "" "statx"; then
2680 print_config "statx(2)/libc" "$statx"
2682 ##########################################
2683 # check for statx(2) support by kernel
2687 #include <linux/stat.h>
2688 #include <sys/stat.h>
2689 #include <sys/syscall.h>
2691 static int _statx(int dfd, const char *pathname, int flags, unsigned int mask,
2692 struct statx *buffer)
2694 return syscall(__NR_statx, dfd, pathname, flags, mask, buffer);
2697 int main(int argc, char **argv)
2700 return _statx(-1, *argv, 0, 0, &st);
2703 if compile_prog "" "" "statx_syscall"; then
2706 print_config "statx(2)/syscall" "$statx_syscall"
2708 ##########################################
2709 # check for Windows PDB generation support
2710 if test "pdb" != "no" ; then
2717 if compile_prog "-g -gcodeview" "-fuse-ld=lld -Wl,-pdb,$TMPO" "pdb"; then
2720 if test "$pdb" = "yes"; then
2721 feature_not_found "PDB" "clang and lld"
2728 print_config "Windows PDB generation" "$pdb"
2729 #############################################################################
2731 if test "$wordsize" = "64" ; then
2732 output_sym "CONFIG_64BIT"
2733 elif test "$wordsize" = "32" ; then
2734 output_sym "CONFIG_32BIT"
2736 fatal "Unknown wordsize!"
2738 if test "$bigendian" = "yes" ; then
2739 output_sym "CONFIG_BIG_ENDIAN"
2741 output_sym "CONFIG_LITTLE_ENDIAN"
2743 if test "$zlib" = "yes" ; then
2744 output_sym "CONFIG_ZLIB"
2746 if test "$libaio" = "yes" ; then
2747 output_sym "CONFIG_LIBAIO"
2748 if test "$libaio_rw_flags" = "yes" ; then
2749 output_sym "CONFIG_LIBAIO_RW_FLAGS"
2751 if test "$libaio_uring" = "yes" ; then
2752 output_sym "CONFIG_LIBAIO_URING"
2755 if test "$posix_aio" = "yes" ; then
2756 output_sym "CONFIG_POSIXAIO"
2758 if test "$posix_aio_fsync" = "yes" ; then
2759 output_sym "CONFIG_POSIXAIO_FSYNC"
2761 if test "$posix_pshared" = "yes" ; then
2762 output_sym "CONFIG_PSHARED"
2764 if test "$pthread_condattr_setclock" = "yes" ; then
2765 output_sym "CONFIG_PTHREAD_CONDATTR_SETCLOCK"
2767 if test "$pthread_sigmask" = "yes" ; then
2768 output_sym "CONFIG_PTHREAD_SIGMASK"
2770 if test "$have_asprintf" = "yes" ; then
2771 output_sym "CONFIG_HAVE_ASPRINTF"
2773 if test "$have_vasprintf" = "yes" ; then
2774 output_sym "CONFIG_HAVE_VASPRINTF"
2776 if test "$linux_fallocate" = "yes" ; then
2777 output_sym "CONFIG_LINUX_FALLOCATE"
2779 if test "$posix_fallocate" = "yes" ; then
2780 output_sym "CONFIG_POSIX_FALLOCATE"
2782 if test "$fdatasync" = "yes" ; then
2783 output_sym "CONFIG_FDATASYNC"
2785 if test "$pipe" = "yes" ; then
2786 output_sym "CONFIG_PIPE"
2788 if test "$pipe2" = "yes" ; then
2789 output_sym "CONFIG_PIPE2"
2791 if test "$pread" = "yes" ; then
2792 output_sym "CONFIG_PREAD"
2794 if test "$sync_file_range" = "yes" ; then
2795 output_sym "CONFIG_SYNC_FILE_RANGE"
2797 if test "$sfaa" = "yes" ; then
2798 output_sym "CONFIG_SFAA"
2800 if test "$sync_sync" = "yes" ; then
2801 output_sym "CONFIG_SYNC_SYNC"
2803 if test "$cmp_swap" = "yes" ; then
2804 output_sym "CONFIG_CMP_SWAP"
2806 if test "$libverbs" = "yes" -a "$rdmacm" = "yes" ; then
2807 output_sym "CONFIG_RDMA"
2809 if test "$clock_gettime" = "yes" ; then
2810 output_sym "CONFIG_CLOCK_GETTIME"
2812 if test "$clock_monotonic" = "yes" ; then
2813 output_sym "CONFIG_CLOCK_MONOTONIC"
2815 if test "$clock_monotonic_raw" = "yes" ; then
2816 output_sym "CONFIG_CLOCK_MONOTONIC_RAW"
2818 if test "$clock_monotonic_precise" = "yes" ; then
2819 output_sym "CONFIG_CLOCK_MONOTONIC_PRECISE"
2821 if test "$clockid_t" = "yes"; then
2822 output_sym "CONFIG_CLOCKID_T"
2824 if test "$gettimeofday" = "yes" ; then
2825 output_sym "CONFIG_GETTIMEOFDAY"
2827 if test "$posix_fadvise" = "yes" ; then
2828 output_sym "CONFIG_POSIX_FADVISE"
2830 if test "$linux_3arg_affinity" = "yes" ; then
2831 output_sym "CONFIG_3ARG_AFFINITY"
2832 elif test "$linux_2arg_affinity" = "yes" ; then
2833 output_sym "CONFIG_2ARG_AFFINITY"
2835 if test "$strsep" = "yes" ; then
2836 output_sym "CONFIG_STRSEP"
2838 if test "$strcasestr" = "yes" ; then
2839 output_sym "CONFIG_STRCASESTR"
2841 if test "$strlcat" = "yes" ; then
2842 output_sym "CONFIG_STRLCAT"
2844 if test "$getopt_long_only" = "yes" ; then
2845 output_sym "CONFIG_GETOPT_LONG_ONLY"
2847 if test "$inet_aton" = "yes" ; then
2848 output_sym "CONFIG_INET_ATON"
2850 if test "$socklen_t" = "yes" ; then
2851 output_sym "CONFIG_SOCKLEN_T"
2853 if test "$ext4_me" = "yes" ; then
2854 output_sym "CONFIG_LINUX_EXT4_MOVE_EXTENT"
2856 if test "$linux_splice" = "yes" ; then
2857 output_sym "CONFIG_LINUX_SPLICE"
2859 if test "$libnuma_v2" = "yes" ; then
2860 output_sym "CONFIG_LIBNUMA"
2862 if test "$solaris_aio" = "yes" ; then
2863 output_sym "CONFIG_SOLARISAIO"
2865 if test "$tls_thread" = "yes" ; then
2866 output_sym "CONFIG_TLS_THREAD"
2868 if test "$rusage_thread" = "yes" ; then
2869 output_sym "CONFIG_RUSAGE_THREAD"
2871 if test "$gfio" = "yes" ; then
2872 output_sym "CONFIG_GFIO"
2874 if test "$esx" = "yes" ; then
2875 output_sym "CONFIG_ESX"
2876 output_sym "CONFIG_NO_SHM"
2878 if test "$sched_idle" = "yes" ; then
2879 output_sym "CONFIG_SCHED_IDLE"
2881 if test "$tcp_nodelay" = "yes" ; then
2882 output_sym "CONFIG_TCP_NODELAY"
2884 if test "$window_size" = "yes" ; then
2885 output_sym "CONFIG_NET_WINDOWSIZE"
2887 if test "$mss" = "yes" ; then
2888 output_sym "CONFIG_NET_MSS"
2890 if test "$rlimit_memlock" = "yes" ; then
2891 output_sym "CONFIG_RLIMIT_MEMLOCK"
2893 if test "$pwritev" = "yes" ; then
2894 output_sym "CONFIG_PWRITEV"
2896 if test "$pwritev2" = "yes" ; then
2897 output_sym "CONFIG_PWRITEV2"
2899 if test "$ipv6" = "yes" ; then
2900 output_sym "CONFIG_IPV6"
2902 if test "$http" = "yes" ; then
2903 output_sym "CONFIG_HTTP"
2905 if test "$rados" = "yes" ; then
2906 output_sym "CONFIG_RADOS"
2908 if test "$rbd" = "yes" ; then
2909 output_sym "CONFIG_RBD"
2911 if test "$rbd_poll" = "yes" ; then
2912 output_sym "CONFIG_RBD_POLL"
2914 if test "$rbd_inval" = "yes" ; then
2915 output_sym "CONFIG_RBD_INVAL"
2917 if test "$setvbuf" = "yes" ; then
2918 output_sym "CONFIG_SETVBUF"
2920 if test "$s390_z196_facilities" = "yes" ; then
2921 output_sym "CONFIG_S390_Z196_FACILITIES"
2922 CFLAGS="$CFLAGS -march=z9-109"
2925 if test "$gfapi" = "yes" ; then
2926 output_sym "CONFIG_GFAPI"
2928 if test "$gf_fadvise" = "yes" ; then
2929 output_sym "CONFIG_GF_FADVISE"
2931 if test "$gf_trim" = "yes" ; then
2932 output_sym "CONFIG_GF_TRIM"
2934 if test "$gf_new" = "yes" ; then
2935 output_sym "CONFIG_GF_NEW_API"
2937 if test "$libhdfs" = "yes" ; then
2938 output_sym "CONFIG_LIBHDFS"
2939 echo "FIO_HDFS_CPU=$FIO_HDFS_CPU" >> $config_host_mak
2940 echo "JAVA_HOME=$JAVA_HOME" >> $config_host_mak
2941 echo "FIO_LIBHDFS_INCLUDE=$FIO_LIBHDFS_INCLUDE" >> $config_host_mak
2942 echo "FIO_LIBHDFS_LIB=$FIO_LIBHDFS_LIB" >> $config_host_mak
2944 if test "$mtd" = "yes" ; then
2945 output_sym "CONFIG_MTD"
2947 if test "$pmemblk" = "yes" ; then
2948 output_sym "CONFIG_PMEMBLK"
2950 if test "$devdax" = "yes" ; then
2951 output_sym "CONFIG_LINUX_DEVDAX"
2953 if test "$pmem" = "yes" ; then
2954 output_sym "CONFIG_LIBPMEM"
2956 if test "$libime" = "yes" ; then
2957 output_sym "CONFIG_IME"
2959 if test "$arith" = "yes" ; then
2960 output_sym "CONFIG_ARITHMETIC"
2961 if test "$yacc_is_bison" = "yes" ; then
2962 echo "YACC=$YACC -y" >> $config_host_mak
2964 echo "YACC=$YACC" >> $config_host_mak
2966 if test "$lex_use_o" = "yes" ; then
2967 echo "CONFIG_LEX_USE_O=y" >> $config_host_mak
2970 if test "$getmntent" = "yes" ; then
2971 output_sym "CONFIG_GETMNTENT"
2973 if test "$getmntinfo" = "yes" ; then
2974 output_sym "CONFIG_GETMNTINFO"
2976 if test "$getmntinfo_statvfs" = "yes" ; then
2977 output_sym "CONFIG_GETMNTINFO_STATVFS"
2979 if test "$static_assert" = "yes" ; then
2980 output_sym "CONFIG_STATIC_ASSERT"
2982 if test "$have_bool" = "yes" ; then
2983 output_sym "CONFIG_HAVE_BOOL"
2985 if test "$strndup" = "yes" ; then
2986 output_sym "CONFIG_HAVE_STRNDUP"
2988 if test "$disable_opt" = "yes" ; then
2989 output_sym "CONFIG_DISABLE_OPTIMIZATIONS"
2991 if test "$valgrind_dev" = "yes"; then
2992 output_sym "CONFIG_VALGRIND_DEV"
2994 if test "$linux_blkzoned" = "yes" ; then
2995 output_sym "CONFIG_HAS_BLKZONED"
2997 if test "$libzbc" = "yes" ; then
2998 output_sym "CONFIG_LIBZBC"
3000 if test "$zlib" = "no" ; then
3001 echo "Consider installing zlib-dev (zlib-devel, some fio features depend on it."
3002 if test "$build_static" = "yes"; then
3003 echo "Note that some distros have separate packages for static libraries."
3006 if test "$march_armv8_a_crc_crypto" = "yes" ; then
3007 output_sym "ARCH_HAVE_CRC_CRYPTO"
3009 if test "$cuda" = "yes" ; then
3010 output_sym "CONFIG_CUDA"
3012 if test "$march_set" = "no" && test "$build_native" = "yes" ; then
3013 output_sym "CONFIG_BUILD_NATIVE"
3015 if test "$cunit" = "yes" ; then
3016 output_sym "CONFIG_HAVE_CUNIT"
3018 if test "$__kernel_rwf_t" = "yes"; then
3019 output_sym "CONFIG_HAVE_KERNEL_RWF_T"
3021 if test "$gettid" = "yes"; then
3022 output_sym "CONFIG_HAVE_GETTID"
3024 if test "$statx" = "yes"; then
3025 output_sym "CONFIG_HAVE_STATX"
3027 if test "$statx_syscall" = "yes"; then
3028 output_sym "CONFIG_HAVE_STATX_SYSCALL"
3030 if test "$fallthrough" = "yes"; then
3031 CFLAGS="$CFLAGS -Wimplicit-fallthrough"
3033 if test "$thp" = "yes" ; then
3034 output_sym "CONFIG_HAVE_THP"
3036 if test "$libiscsi" = "yes" ; then
3037 output_sym "CONFIG_LIBISCSI"
3038 echo "CONFIG_LIBISCSI=m" >> $config_host_mak
3039 echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
3040 echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
3042 if test "$libnbd" = "yes" ; then
3043 output_sym "CONFIG_LIBNBD"
3044 echo "CONFIG_LIBNBD=m" >> $config_host_mak
3045 echo "LIBNBD_CFLAGS=$libnbd_cflags" >> $config_host_mak
3046 echo "LIBNBD_LIBS=$libnbd_libs" >> $config_host_mak
3048 if test "$dynamic_engines" = "yes" ; then
3049 output_sym "CONFIG_DYNAMIC_ENGINES"
3051 if test "$pdb" = yes; then
3052 output_sym "CONFIG_PDB"
3055 print_config "Lib-based ioengines dynamic" "$dynamic_engines"
3057 int main(int argc, char **argv)
3062 if test "$disable_tcmalloc" != "yes"; then
3063 if compile_prog "" "-ltcmalloc" "tcmalloc"; then
3065 LIBS="-ltcmalloc $LIBS"
3066 elif compile_prog "" "-l:libtcmalloc_minimal.so.4" "tcmalloc_minimal4"; then
3068 LIBS="-l:libtcmalloc_minimal.so.4 $LIBS"
3073 print_config "TCMalloc support" "$tcmalloc"
3075 echo "LIBS+=$LIBS" >> $config_host_mak
3076 echo "GFIO_LIBS+=$GFIO_LIBS" >> $config_host_mak
3077 echo "CFLAGS+=$CFLAGS" >> $config_host_mak
3078 echo "LDFLAGS+=$LDFLAGS" >> $config_host_mak
3079 echo "CC=$cc" >> $config_host_mak
3080 echo "BUILD_CFLAGS=$BUILD_CFLAGS $CFLAGS" >> $config_host_mak
3081 echo "INSTALL_PREFIX=$prefix" >> $config_host_mak
3083 if [ `dirname $0` != "." -a ! -e Makefile ]; then
3084 cat > Makefile <<EOF
3085 SRCDIR:=`dirname $0`
3086 include \$(SRCDIR)/Makefile