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configure
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#!/bin/sh
#
# Fio configure script. Heavily influenced by the manual qemu configure
# script. Sad this this is easier than autoconf and enemies.
#
# set temporary file name
if test ! -z "$TMPDIR" ; then
TMPDIR1="${TMPDIR}"
elif test ! -z "$TEMPDIR" ; then
TMPDIR1="${TEMPDIR}"
else
TMPDIR1="/tmp"
fi
TMPC="${TMPDIR1}/fio-conf-${RANDOM}-$$-${RANDOM}.c"
TMPO="${TMPDIR1}/fio-conf-${RANDOM}-$$-${RANDOM}.o"
TMPE="${TMPDIR1}/fio-conf-${RANDOM}-$$-${RANDOM}.exe"
# NB: do not call "exit" in the trap handler; this is buggy with some shells;
# see <[email protected]>
trap "rm -f $TMPC $TMPO $TMPE" EXIT INT QUIT TERM
rm -rf config.log
config_host_mak="config-host.mak"
config_host_h="config-host.h"
rm -rf $config_host_mak
rm -rf $config_host_h
fatal() {
echo $@
echo "Configure failed, check config.log and/or the above output"
rm -rf $config_host_mak
rm -rf $config_host_h
exit 1
}
# Default CFLAGS
CFLAGS="-D_GNU_SOURCE -include config-host.h"
BUILD_CFLAGS=""
# Print a helpful header at the top of config.log
echo "# FIO configure log $(date)" >> config.log
printf "# Configured with:" >> config.log
printf " '%s'" "$0" "$@" >> config.log
echo >> config.log
echo "#" >> config.log
# Print configure header at the top of $config_host_h
echo "/*" > $config_host_h
echo " * Automatically generated by configure - do not modify" >> $config_host_h
printf " * Configured with:" >> $config_host_h
printf " * '%s'" "$0" "$@" >> $config_host_h
echo "" >> $config_host_h
echo " */" >> $config_host_h
do_cc() {
# Run the compiler, capturing its output to the log.
echo $cc "$@" >> config.log
$cc "$@" >> config.log 2>&1 || return $?
# Test passed. If this is an --enable-werror build, rerun
# the test with -Werror and bail out if it fails. This
# makes warning-generating-errors in configure test code
# obvious to developers.
if test "$werror" != "yes"; then
return 0
fi
# Don't bother rerunning the compile if we were already using -Werror
case "$*" in
*-Werror*)
return 0
;;
esac
echo $cc -Werror "$@" >> config.log
$cc -Werror "$@" >> config.log 2>&1 && return $?
echo "ERROR: configure test passed without -Werror but failed with -Werror."
echo "This is probably a bug in the configure script. The failing command"
echo "will be at the bottom of config.log."
fatal "You can run configure with --disable-werror to bypass this check."
}
compile_object() {
do_cc $CFLAGS -c -o $TMPO $TMPC
}
compile_prog() {
local_cflags="$1"
local_ldflags="$2 $LIBS"
echo "Compiling test case $3" >> config.log
do_cc $CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags
}
feature_not_found() {
feature=$1
packages=$2
echo "ERROR"
echo "ERROR: User requested feature $feature"
if test ! -z "$packages" ; then
echo "ERROR: That feature needs $packages installed"
fi
echo "ERROR: configure was not able to find it"
fatal "ERROR"
}
has() {
type "$1" >/dev/null 2>&1
}
check_define() {
cat > $TMPC <<EOF
#if !defined($1)
#error $1 not defined
#endif
int main(void)
{
return 0;
}
EOF
compile_object
}
output_sym() {
echo "$1=y" >> $config_host_mak
echo "#define $1" >> $config_host_h
}
targetos=""
cpu=""
# default options
show_help="no"
exit_val=0
gfio_check="no"
libhdfs="no"
# parse options
for opt do
optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
case "$opt" in
--cpu=*) cpu="$optarg"
;;
# esx is cross compiled and cannot be detect through simple uname calls
--esx)
esx="yes"
;;
--cc=*) CC="$optarg"
;;
--extra-cflags=*) CFLAGS="$CFLAGS $optarg"
;;
--build-32bit-win) build_32bit_win="yes"
;;
--build-static) build_static="yes"
;;
--enable-gfio)
gfio_check="yes"
;;
--disable-numa) disable_numa="yes"
;;
--disable-rbd) disable_rbd="yes"
;;
--disable-gfapi) disable_gfapi="yes"
;;
--enable-libhdfs) libhdfs="yes"
;;
--help)
show_help="yes"
;;
*)
echo "Bad option $opt"
show_help="yes"
exit_val=1
esac
done
if test "$show_help" = "yes" ; then
echo "--cpu= Specify target CPU if auto-detect fails"
echo "--cc= Specify compiler to use"
echo "--extra-cflags= Specify extra CFLAGS to pass to compiler"
echo "--build-32bit-win Enable 32-bit build on Windows"
echo "--build-static Build a static fio"
echo "--esx Configure build options for esx"
echo "--enable-gfio Enable building of gtk gfio"
echo "--disable-numa Disable libnuma even if found"
echo "--enable-libhdfs Enable hdfs support"
exit $exit_val
fi
cross_prefix=${cross_prefix-${CROSS_COMPILE}}
cc="${CC-${cross_prefix}gcc}"
if check_define __ANDROID__ ; then
targetos="Android"
elif check_define __linux__ ; then
targetos="Linux"
elif check_define __OpenBSD__ ; then
targetos='OpenBSD'
elif check_define __sun__ ; then
targetos='SunOS'
CFLAGS="$CFLAGS -D_REENTRANT"
elif check_define _WIN32 ; then
targetos='CYGWIN'
else
targetos=`uname -s`
fi
echo "# Automatically generated by configure - do not modify" > $config_host_mak
printf "# Configured with:" >> $config_host_mak
printf " '%s'" "$0" "$@" >> $config_host_mak
echo >> $config_host_mak
echo "CONFIG_TARGET_OS=$targetos" >> $config_host_mak
# Some host OSes need non-standard checks for which CPU to use.
# Note that these checks are broken for cross-compilation: if you're
# cross-compiling to one of these OSes then you'll need to specify
# the correct CPU with the --cpu option.
case $targetos in
Darwin)
# on Leopard most of the system is 32-bit, so we have to ask the kernel if
# we can run 64-bit userspace code.
# If the user didn't specify a CPU explicitly and the kernel says this is
# 64 bit hw, then assume x86_64. Otherwise fall through to the usual
# detection code.
if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
cpu="x86_64"
fi
;;
SunOS)
# `uname -m` returns i86pc even on an x86_64 box, so default based on isainfo
if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
cpu="x86_64"
fi
LIBS="-lnsl -lsocket"
;;
CYGWIN*)
echo "Forcing known good options on Windows"
if test -z "$CC" ; then
if test ! -z "$build_32bit_win" && test "$build_32bit_win" = "yes"; then
CC="i686-w64-mingw32-gcc"
else
CC="x86_64-w64-mingw32-gcc"
fi
fi
output_sym "CONFIG_LITTLE_ENDIAN"
if test ! -z "$build_32bit_win" && test "$build_32bit_win" = "yes"; then
output_sym "CONFIG_32BIT"
else
output_sym "CONFIG_64BIT_LLP64"
fi
output_sym "CONFIG_FADVISE"
output_sym "CONFIG_SOCKLEN_T"
output_sym "CONFIG_FADVISE"
output_sym "CONFIG_SFAA"
output_sym "CONFIG_RUSAGE_THREAD"
output_sym "CONFIG_WINDOWSAIO"
output_sym "CONFIG_FDATASYNC"
output_sym "CONFIG_CLOCK_MONOTONIC"
output_sym "CONFIG_GETTIMEOFDAY"
output_sym "CONFIG_CLOCK_GETTIME"
output_sym "CONFIG_SCHED_IDLE"
output_sym "CONFIG_TCP_NODELAY"
output_sym "CONFIG_TLS_THREAD"
output_sym "CONFIG_IPV6"
echo "CC=$CC" >> $config_host_mak
echo "BUILD_CFLAGS=$CFLAGS -include config-host.h -D_GNU_SOURCE" >> $config_host_mak
exit 0
;;
esac
if test ! -z "$cpu" ; then
# command line argument
:
elif check_define __i386__ ; then
cpu="i386"
elif check_define __x86_64__ ; then
cpu="x86_64"
elif check_define __sparc__ ; then
if check_define __arch64__ ; then
cpu="sparc64"
else
cpu="sparc"
fi
elif check_define _ARCH_PPC ; then
if check_define _ARCH_PPC64 ; then
cpu="ppc64"
else
cpu="ppc"
fi
elif check_define __mips__ ; then
cpu="mips"
elif check_define __ia64__ ; then
cpu="ia64"
elif check_define __s390__ ; then
if check_define __s390x__ ; then
cpu="s390x"
else
cpu="s390"
fi
elif check_define __arm__ ; then
cpu="arm"
elif check_define __hppa__ ; then
cpu="hppa"
else
cpu=`uname -m`
fi
# Normalise host CPU name and set ARCH.
case "$cpu" in
ia64|ppc|ppc64|s390|s390x|sparc64)
cpu="$cpu"
;;
i386|i486|i586|i686|i86pc|BePC)
cpu="i386"
;;
x86_64|amd64)
cpu="x86_64"
;;
armv*b|armv*l|arm)
cpu="arm"
;;
hppa|parisc|parisc64)
cpu="hppa"
;;
mips*)
cpu="mips"
;;
sparc|sun4[cdmuv])
cpu="sparc"
;;
*)
echo "Unknown CPU"
;;
esac
if test -z "$CC" ; then
if test "$targetos" = "FreeBSD"; then
if has clang; then
CC=clang
else
CC=gcc
fi
fi
fi
cc="${CC-${cross_prefix}gcc}"
##########################################
# check cross compile
cross_compile="no"
cat > $TMPC <<EOF
int main(void)
{
return 0;
}
EOF
if compile_prog "" "" "cross"; then
$TMPE 2>/dev/null || cross_compile="yes"
else
fatal "compile test failed"
fi
##########################################
# check endianness
bigendian="no"
if test "$cross_compile" = "no" ; then
cat > $TMPC <<EOF
#include <inttypes.h>
int main(void)
{
volatile uint32_t i=0x01234567;
return (*((uint8_t*)(&i))) == 0x67;
}
EOF
if compile_prog "" "" "endian"; then
$TMPE && bigendian="yes"
fi
else
# If we're cross compiling, try our best to work it out and rely on the
# run-time check to fail if we get it wrong.
cat > $TMPC <<EOF
#include <endian.h>
int main(void)
{
#if __BYTE_ORDER != __BIG_ENDIAN
# error "Unknown endianness"
#endif
}
EOF
compile_prog "" "" "endian" && bigendian="yes"
check_define "__ARMEB__" && bigendian="yes"
check_define "__MIPSEB__" && bigendian="yes"
fi
echo "Operating system $targetos"
echo "CPU $cpu"
echo "Big endian $bigendian"
echo "Compiler $cc"
echo "Cross compile $cross_compile"
echo
##########################################
# See if we need to build a static build
if test "$build_static" = "yes" ; then
CFLAGS="$CFLAGS -ffunction-sections -fdata-sections"
LDFLAGS="$LDFLAGS -static -Wl,--gc-sections"
else
build_static="no"
fi
echo "Static build $build_static"
##########################################
# check for wordsize
wordsize="0"
cat > $TMPC <<EOF
#include <limits.h>
#define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)]))
int main(void)
{
BUILD_BUG_ON(sizeof(long)*CHAR_BIT != WORDSIZE);
return 0;
}
EOF
if compile_prog "-DWORDSIZE=32" "" "wordsize"; then
wordsize="32"
elif compile_prog "-DWORDSIZE=64" "" "wordsize"; then
wordsize="64"
else
fatal "Unknown wordsize"
fi
echo "Wordsize $wordsize"
##########################################
# zlib probe
zlib="no"
cat > $TMPC <<EOF
#include <zlib.h>
int main(void)
{
z_stream stream;
if (inflateInit(&stream) != Z_OK)
return 1;
return 0;
}
EOF
if compile_prog "" "-lz" "zlib" ; then
zlib=yes
LIBS="-lz $LIBS"
fi
echo "zlib $zlib"
##########################################
# linux-aio probe
libaio="no"
cat > $TMPC <<EOF
#include <libaio.h>
#include <stddef.h>
int main(void)
{
io_setup(0, NULL);
return 0;
}
EOF
if compile_prog "" "-laio" "libaio" ; then
libaio=yes
LIBS="-laio $LIBS"
else
if test "$libaio" = "yes" ; then
feature_not_found "linux AIO" "libaio-dev or libaio-devel"
fi
libaio=no
fi
echo "Linux AIO support $libaio"
##########################################
# posix aio probe
posix_aio="no"
posix_aio_lrt="no"
cat > $TMPC <<EOF
#include <aio.h>
int main(void)
{
struct aiocb cb;
aio_read(&cb);
return 0;
}
EOF
if compile_prog "" "" "posixaio" ; then
posix_aio="yes"
elif compile_prog "" "-lrt" "posixaio"; then
posix_aio="yes"
posix_aio_lrt="yes"
LIBS="-lrt $LIBS"
fi
echo "POSIX AIO support $posix_aio"
echo "POSIX AIO support needs -lrt $posix_aio_lrt"
##########################################
# posix aio fsync probe
posix_aio_fsync="no"
if test "$posix_aio" = "yes" ; then
cat > $TMPC <<EOF
#include <fcntl.h>
#include <aio.h>
int main(void)
{
struct aiocb cb;
return aio_fsync(O_SYNC, &cb);
return 0;
}
EOF
if compile_prog "" "$LIBS" "posix_aio_fsync" ; then
posix_aio_fsync=yes
fi
fi
echo "POSIX AIO fsync $posix_aio_fsync"
##########################################
# solaris aio probe
solaris_aio="no"
cat > $TMPC <<EOF
#include <sys/types.h>
#include <sys/asynch.h>
#include <unistd.h>
int main(void)
{
aio_result_t res;
return aioread(0, NULL, 0, 0, SEEK_SET, &res);
return 0;
}
EOF
if compile_prog "" "-laio" "solarisaio" ; then
solaris_aio=yes
LIBS="-laio $LIBS"
fi
echo "Solaris AIO support $solaris_aio"
##########################################
# __sync_fetch_and_and test
sfaa="no"
cat > $TMPC << EOF
static int sfaa(int *ptr)
{
return __sync_fetch_and_add(ptr, 0);
}
int main(int argc, char **argv)
{
int val = 42;
sfaa(&val);
return val;
}
EOF
if compile_prog "" "" "__sync_fetch_and_add()" ; then
sfaa="yes"
fi
echo "__sync_fetch_and_add $sfaa"
##########################################
# libverbs probe
libverbs="no"
cat > $TMPC << EOF
#include <stdio.h>
#include <infiniband/arch.h>
int main(int argc, char **argv)
{
struct ibv_pd *pd = ibv_alloc_pd(NULL);
return 0;
}
EOF
if compile_prog "" "-libverbs" "libverbs" ; then
libverbs="yes"
LIBS="-libverbs $LIBS"
fi
echo "libverbs $libverbs"
##########################################
# rdmacm probe
rdmacm="no"
cat > $TMPC << EOF
#include <stdio.h>
#include <rdma/rdma_cma.h>
int main(int argc, char **argv)
{
rdma_destroy_qp(NULL);
return 0;
}
EOF
if compile_prog "" "-lrdmacm" "rdma"; then
rdmacm="yes"
LIBS="-lrdmacm $LIBS"
fi
echo "rdmacm $rdmacm"
##########################################
# Linux fallocate probe
linux_fallocate="no"
cat > $TMPC << EOF
#include <stdio.h>
#include <fcntl.h>
#include <linux/falloc.h>
int main(int argc, char **argv)
{
int r = fallocate(0, FALLOC_FL_KEEP_SIZE, 0, 1024);
return r;
}
EOF
if compile_prog "" "" "linux_fallocate"; then
linux_fallocate="yes"
fi
echo "Linux fallocate $linux_fallocate"
##########################################
# POSIX fadvise probe
posix_fadvise="no"
cat > $TMPC << EOF
#include <stdio.h>
#include <fcntl.h>
int main(int argc, char **argv)
{
int r = posix_fadvise(0, 0, 0, POSIX_FADV_NORMAL);
return r;
}
EOF
if compile_prog "" "" "posix_fadvise"; then
posix_fadvise="yes"
fi
echo "POSIX fadvise $posix_fadvise"
##########################################
# POSIX fallocate probe
posix_fallocate="no"
cat > $TMPC << EOF
#include <stdio.h>
#include <fcntl.h>
int main(int argc, char **argv)
{
int r = posix_fallocate(0, 0, 1024);
return r;
}
EOF
if compile_prog "" "" "posix_fallocate"; then
posix_fallocate="yes"
fi
echo "POSIX fallocate $posix_fallocate"
##########################################
# sched_set/getaffinity 2 or 3 argument test
linux_2arg_affinity="no"
linux_3arg_affinity="no"
cat > $TMPC << EOF
#include <sched.h>
int main(int argc, char **argv)
{
cpu_set_t mask;
return sched_setaffinity(0, sizeof(mask), &mask);
}
EOF
if compile_prog "" "" "sched_setaffinity(,,)"; then
linux_3arg_affinity="yes"
else
cat > $TMPC << EOF
#include <sched.h>
int main(int argc, char **argv)
{
cpu_set_t mask;
return sched_setaffinity(0, &mask);
}
EOF
if compile_prog "" "" "sched_setaffinity(,)"; then
linux_2arg_affinity="yes"
fi
fi
echo "sched_setaffinity(3 arg) $linux_3arg_affinity"
echo "sched_setaffinity(2 arg) $linux_2arg_affinity"
##########################################
# clock_gettime probe
clock_gettime="no"
cat > $TMPC << EOF
#include <stdio.h>
#include <time.h>
int main(int argc, char **argv)
{
return clock_gettime(0, NULL);
}
EOF
if compile_prog "" "" "clock_gettime"; then
clock_gettime="yes"
elif compile_prog "" "-lrt" "clock_gettime"; then
clock_gettime="yes"
LIBS="-lrt $LIBS"
fi
echo "clock_gettime $clock_gettime"
##########################################
# CLOCK_MONOTONIC probe
clock_monotonic="no"
if test "$clock_gettime" = "yes" ; then
cat > $TMPC << EOF
#include <stdio.h>
#include <time.h>
int main(int argc, char **argv)
{
return clock_gettime(CLOCK_MONOTONIC, NULL);
}
EOF
if compile_prog "" "$LIBS" "clock monotonic"; then
clock_monotonic="yes"
fi
fi
echo "CLOCK_MONOTONIC $clock_monotonic"
##########################################
# CLOCK_MONOTONIC_PRECISE probe
clock_monotonic_precise="no"
if test "$clock_gettime" = "yes" ; then
cat > $TMPC << EOF
#include <stdio.h>
#include <time.h>
int main(int argc, char **argv)
{
return clock_gettime(CLOCK_MONOTONIC_PRECISE, NULL);
}
EOF
if compile_prog "" "$LIBS" "clock monotonic precise"; then
clock_monotonic_precise="yes"
fi
fi
echo "CLOCK_MONOTONIC_PRECISE $clock_monotonic_precise"
##########################################
# gettimeofday() probe
gettimeofday="no"
cat > $TMPC << EOF
#include <sys/time.h>
#include <stdio.h>
int main(int argc, char **argv)
{
struct timeval tv;
return gettimeofday(&tv, NULL);
}
EOF
if compile_prog "" "" "gettimeofday"; then
gettimeofday="yes"
fi
echo "gettimeofday $gettimeofday"
##########################################
# fdatasync() probe
fdatasync="no"
cat > $TMPC << EOF
#include <stdio.h>
#include <unistd.h>
int main(int argc, char **argv)
{
return fdatasync(0);
}
EOF
if compile_prog "" "" "fdatasync"; then
fdatasync="yes"
fi
echo "fdatasync $fdatasync"
##########################################
# sync_file_range() probe
sync_file_range="no"
cat > $TMPC << EOF
#include <stdio.h>
#include <unistd.h>
#include <fcntl.h>
#include <linux/fs.h>
int main(int argc, char **argv)
{
unsigned int flags = SYNC_FILE_RANGE_WAIT_BEFORE | SYNC_FILE_RANGE_WRITE |
SYNC_FILE_RANGE_WAIT_AFTER;
return sync_file_range(0, 0, 0, flags);
}
EOF
if compile_prog "" "" "sync_file_range"; then
sync_file_range="yes"
fi
echo "sync_file_range $sync_file_range"
##########################################
# ext4 move extent probe
ext4_me="no"
cat > $TMPC << EOF
#include <fcntl.h>
#include <sys/ioctl.h>
int main(int argc, char **argv)
{
struct move_extent me;
return ioctl(0, EXT4_IOC_MOVE_EXT, &me);
}
EOF
if compile_prog "" "" "ext4 move extent" ; then
ext4_me="yes"
elif test $targetos = "Linux" ; then
# On Linux, just default to it on and let it error at runtime if we really
# don't have it. None of my updated systems have it defined, but it does
# work. Takes a while to bubble back.
ext4_me="yes"
fi
echo "EXT4 move extent $ext4_me"
##########################################
# splice probe
linux_splice="no"
cat > $TMPC << EOF
#include <stdio.h>
#include <fcntl.h>
int main(int argc, char **argv)
{
return splice(0, NULL, 0, NULL, 0, SPLICE_F_NONBLOCK);
}
EOF
if compile_prog "" "" "linux splice"; then
linux_splice="yes"
fi
echo "Linux splice(2) $linux_splice"
##########################################
# GUASI probe
guasi="no"
cat > $TMPC << EOF
#include <guasi.h>
#include <guasi_syscalls.h>
int main(int argc, char **argv)
{
guasi_t ctx = guasi_create(0, 0, 0);
return 0;
}
EOF
if compile_prog "" "" "guasi"; then
guasi="yes"
fi
echo "GUASI $guasi"
##########################################
# fusion-aw probe
fusion_aw="no"
cat > $TMPC << EOF
#include <nvm/nvm_primitives.h>
int main(int argc, char **argv)
{
nvm_version_t ver_info;
nvm_handle_t handle;
handle = nvm_get_handle(0, &ver_info);
return nvm_atomic_write(handle, 0, 0, 0);
}
EOF
if compile_prog "" "-L/usr/lib/fio -L/usr/lib/nvm -lnvm-primitives -lvsl -ldl" "fusion-aw"; then
LIBS="-L/usr/lib/fio -L/usr/lib/nvm -lnvm-primitives -lvsl -ldl $LIBS"
fusion_aw="yes"
fi
echo "Fusion-io atomic engine $fusion_aw"
##########################################
# libnuma probe
libnuma="no"
cat > $TMPC << EOF
#include <numa.h>
int main(int argc, char **argv)
{
return numa_available();
}
EOF
if test "$disable_numa" != "yes" && compile_prog "" "-lnuma" "libnuma"; then
libnuma="yes"
LIBS="-lnuma $LIBS"
fi
echo "libnuma $libnuma"
##########################################
# libnuma 2.x version API
if test "$libnuma" = "yes" ; then
libnuma_v2="no"
cat > $TMPC << EOF
#include <numa.h>
int main(int argc, char **argv)
{
struct bitmask *mask = numa_parse_nodestring(NULL);
return 0;
}
EOF
if compile_prog "" "" "libnuma api"; then
libnuma_v2="yes"
fi
echo "libnuma v2 $libnuma_v2"
fi
##########################################
# strsep() probe
strsep="no"
cat > $TMPC << EOF
#include <string.h>
int main(int argc, char **argv)
{
strsep(NULL, NULL);
return 0;
}
EOF
if compile_prog "" "" "strsep"; then
strsep="yes"
fi
echo "strsep $strsep"
##########################################
# strcasestr() probe
strcasestr="no"
cat > $TMPC << EOF
#include <string.h>
int main(int argc, char **argv)
{
return strcasestr(argv[0], argv[1]) != NULL;
}
EOF
if compile_prog "" "" "strcasestr"; then
strcasestr="yes"
fi
echo "strcasestr $strcasestr"
##########################################
# getopt_long_only() probe
getopt_long_only="no"
cat > $TMPC << EOF
#include <unistd.h>
#include <stdio.h>
#include <getopt.h>
int main(int argc, char **argv)
{
int c = getopt_long_only(argc, argv, NULL, NULL, NULL);
return c;
}
EOF
if compile_prog "" "" "getopt_long_only"; then
getopt_long_only="yes"
fi
echo "getopt_long_only() $getopt_long_only"
##########################################
# inet_aton() probe
inet_aton="no"
cat > $TMPC << EOF
#include <sys/socket.h>
#include <arpa/inet.h>
#include <stdio.h>
int main(int argc, char **argv)
{
struct in_addr in;
return inet_aton(NULL, &in);
}
EOF
if compile_prog "" "" "inet_aton"; then
inet_aton="yes"
fi
echo "inet_aton $inet_aton"
##########################################
# socklen_t probe
socklen_t="no"
cat > $TMPC << EOF
#include <sys/socket.h>
int main(int argc, char **argv)
{
socklen_t len = 0;
return len;
}
EOF
if compile_prog "" "" "socklen_t"; then
socklen_t="yes"
fi
echo "socklen_t $socklen_t"
##########################################
# Whether or not __thread is supported for TLS
tls_thread="no"
cat > $TMPC << EOF
#include <stdio.h>
static __thread int ret;
int main(int argc, char **argv)
{
return ret;
}
EOF
if compile_prog "" "" "__thread"; then
tls_thread="yes"
fi
echo "__thread $tls_thread"
##########################################
# Check if we have required gtk/glib support for gfio
gfio="no"
if test "$gfio_check" = "yes" ; then
cat > $TMPC << EOF