configure 501 KB
Newer Older
4001
4002
4003
4004
4005
4006
4007
4008
4009
4010
4011
4012
4013
4014
4015
4016
4017
4018
4019
4020
4021
4022
4023
4024
4025
4026
4027
4028
4029
4030
4031
4032
4033
4034
4035
4036
4037
4038
4039
4040
4041
4042
4043
4044
4045
4046
4047
4048

            elif $CC -V 2>&1 | grep -i "WorkShop" > /dev/null 2>&1 &&
           $CC -c -O conftest.c > /dev/null 2>&1 &&
           test -f conftest.o; then
        prog_cc_optim_cv_flags="-O"
        prog_ld_optim_cv_flags=""

            elif ($CC -V 2>&1 | grep -i "Digital UNIX Compiler"> /dev/null 2>&1 ||
	   $CC -V 2>&1 | grep -i "Compaq C"> /dev/null 2>&1) &&
           $CC -c -fast conftest.c > /dev/null 2>&1 &&
           test -f conftest.o; then
        prog_cc_optim_cv_flags="-fast -tune host"
        prog_ld_optim_cv_flags=""

            elif $CC 2>&1 | grep -i "C for AIX Compiler" > /dev/null 2>&1 &&
           $CC -c -qinfo=all -O2 conftest.c > /dev/null 2>&1 &&
           test -f conftest.o; then
        prog_cc_optim_cv_flags="-O2"
        prog_ld_optim_cv_flags=""

            elif $CC -version 2>&1 | grep -i "MIPSpro Compilers" > /dev/null 2>&1 &&
           $CC -c -fullwarn -O3 conftest.c > /dev/null 2>&1 &&
           test -f conftest.o; then
        prog_cc_optim_cv_flags="-O3"
        prog_ld_optim_cv_flags=""

            elif what $CC 2>&1 | grep -i "HP C Compiler" > /dev/null 2>&1 &&
           $CC -c -Aa +O3 conftest.c > /dev/null 2>&1 &&
           test -f conftest.o; then
        prog_cc_optim_cv_flags="+O3"
        prog_ld_optim_cv_flags=""

            elif $CC -V 2>&1 | grep "/SX" > /dev/null 2>&1 &&
           $CC -c -Xc -O conftest.c > /dev/null 2>&1 &&
           test -f conftest.o; then
        prog_cc_optim_cv_flags="-O"
        prog_ld_optim_cv_flags=""

            elif $CC -V 2>&1 | grep -i "Cray" > /dev/null 2>&1 &&
           $CC -c -h conform -O3 conftest.c > /dev/null 2>&1 &&
           test -f conftest.o; then
        prog_cc_optim_cv_flags="-O3"
        prog_ld_optim_cv_flags=""

      fi
      rm -f conftest.*
    fi
    if test -n "$prog_cc_optim_cv_flags"; then
4049
4050
      AM_CFLAGS="$CFLAGS $prog_cc_optim_cv_flags"
      AM_LDFLAGS="$LDFLAGS $prog_ld_optim_cv_flags"
4051
4052
4053
4054
    else
      prog_cc_optim_cv_flags=""
      prog_ld_optim_cv_flags=""
    fi
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4055
4056

fi
4057
4058
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $prog_cc_optim_cv_flags" >&5
$as_echo "$prog_cc_optim_cv_flags" >&6; }
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4059
4060

fi
4061
4062
4063
4064
4065
case `pwd` in
  *\ * | *\	*)
    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Libtool does not cope well with whitespace in \`pwd\`" >&5
$as_echo "$as_me: WARNING: Libtool does not cope well with whitespace in \`pwd\`" >&2;} ;;
esac
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4066

4067
4068


4069
4070
macro_version='2.4.2'
macro_revision='1.3337'
4071
4072
4073
4074
4075
4076
4077
4078
4079
4080
4081
4082
4083
4084
4085
4086
4087
4088
4089
4090
4091
4092













ltmain="$ac_aux_dir/ltmain.sh"

# Make sure we can run config.sub.
$SHELL "$ac_aux_dir/config.sub" sun4 >/dev/null 2>&1 ||
  as_fn_error $? "cannot run $SHELL $ac_aux_dir/config.sub" "$LINENO" 5

{ $as_echo "$as_me:${as_lineno-$LINENO}: checking build system type" >&5
$as_echo_n "checking build system type... " >&6; }
if ${ac_cv_build+:} false; then :
4093
  $as_echo_n "(cached) " >&6
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4094
else
4095
4096
4097
4098
4099
4100
4101
  ac_build_alias=$build_alias
test "x$ac_build_alias" = x &&
  ac_build_alias=`$SHELL "$ac_aux_dir/config.guess"`
test "x$ac_build_alias" = x &&
  as_fn_error $? "cannot guess build type; you must specify one" "$LINENO" 5
ac_cv_build=`$SHELL "$ac_aux_dir/config.sub" $ac_build_alias` ||
  as_fn_error $? "$SHELL $ac_aux_dir/config.sub $ac_build_alias failed" "$LINENO" 5
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4102
4103

fi
4104
4105
4106
4107
4108
4109
4110
4111
4112
4113
4114
4115
4116
4117
4118
4119
4120
4121
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_build" >&5
$as_echo "$ac_cv_build" >&6; }
case $ac_cv_build in
*-*-*) ;;
*) as_fn_error $? "invalid value of canonical build" "$LINENO" 5;;
esac
build=$ac_cv_build
ac_save_IFS=$IFS; IFS='-'
set x $ac_cv_build
shift
build_cpu=$1
build_vendor=$2
shift; shift
# Remember, the first character of IFS is used to create $*,
# except with old shells:
build_os=$*
IFS=$ac_save_IFS
case $build_os in *\ *) build_os=`echo "$build_os" | sed 's/ /-/g'`;; esac
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4122
4123


4124
4125
4126
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking host system type" >&5
$as_echo_n "checking host system type... " >&6; }
if ${ac_cv_host+:} false; then :
4127
  $as_echo_n "(cached) " >&6
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4128
else
4129
4130
  if test "x$host_alias" = x; then
  ac_cv_host=$ac_cv_build
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4131
else
4132
4133
  ac_cv_host=`$SHELL "$ac_aux_dir/config.sub" $host_alias` ||
    as_fn_error $? "$SHELL $ac_aux_dir/config.sub $host_alias failed" "$LINENO" 5
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4134
fi
4135

Emmanuel Bertin's avatar
Emmanuel Bertin committed
4136
fi
4137
4138
4139
4140
4141
4142
4143
4144
4145
4146
4147
4148
4149
4150
4151
4152
4153
4154
4155
4156
4157
4158
4159
4160
4161
4162
4163
4164
4165
4166
4167
4168
4169
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_host" >&5
$as_echo "$ac_cv_host" >&6; }
case $ac_cv_host in
*-*-*) ;;
*) as_fn_error $? "invalid value of canonical host" "$LINENO" 5;;
esac
host=$ac_cv_host
ac_save_IFS=$IFS; IFS='-'
set x $ac_cv_host
shift
host_cpu=$1
host_vendor=$2
shift; shift
# Remember, the first character of IFS is used to create $*,
# except with old shells:
host_os=$*
IFS=$ac_save_IFS
case $host_os in *\ *) host_os=`echo "$host_os" | sed 's/ /-/g'`;; esac


# Backslashify metacharacters that are still active within
# double-quoted strings.
sed_quote_subst='s/\(["`$\\]\)/\\\1/g'

# Same as above, but do not quote variable references.
double_quote_subst='s/\(["`\\]\)/\\\1/g'

# Sed substitution to delay expansion of an escaped shell variable in a
# double_quote_subst'ed string.
delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'

# Sed substitution to delay expansion of an escaped single quote.
delay_single_quote_subst='s/'\''/'\'\\\\\\\'\''/g'
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4170

4171
4172
# Sed substitution to avoid accidental globbing in evaled expressions
no_glob_subst='s/\*/\\\*/g'
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4173

4174
4175
4176
4177
4178
4179
4180
4181
4182
4183
4184
4185
4186
4187
4188
4189
4190
4191
4192
4193
4194
ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO

{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to print strings" >&5
$as_echo_n "checking how to print strings... " >&6; }
# Test print first, because it will be a builtin if present.
if test "X`( print -r -- -n ) 2>/dev/null`" = X-n && \
   test "X`print -r -- $ECHO 2>/dev/null`" = "X$ECHO"; then
  ECHO='print -r --'
elif test "X`printf %s $ECHO 2>/dev/null`" = "X$ECHO"; then
  ECHO='printf %s\n'
else
  # Use this function as a fallback that always works.
  func_fallback_echo ()
  {
    eval 'cat <<_LTECHO_EOF
$1
_LTECHO_EOF'
  }
  ECHO='func_fallback_echo'
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4195
fi
4196
4197
4198
4199
4200
4201
4202
4203
4204
4205
4206
4207
4208
4209
4210
4211
4212
4213
4214
4215
4216
4217
4218
4219
4220
4221
4222
4223
4224
4225
4226
4227
4228

# func_echo_all arg...
# Invoke $ECHO with all args, space-separated.
func_echo_all ()
{
    $ECHO ""
}

case "$ECHO" in
  printf*) { $as_echo "$as_me:${as_lineno-$LINENO}: result: printf" >&5
$as_echo "printf" >&6; } ;;
  print*) { $as_echo "$as_me:${as_lineno-$LINENO}: result: print -r" >&5
$as_echo "print -r" >&6; } ;;
  *) { $as_echo "$as_me:${as_lineno-$LINENO}: result: cat" >&5
$as_echo "cat" >&6; } ;;
esac














{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for a sed that does not truncate output" >&5
$as_echo_n "checking for a sed that does not truncate output... " >&6; }
if ${ac_cv_path_SED+:} false; then :
4229
  $as_echo_n "(cached) " >&6
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4230
else
4231
4232
4233
4234
4235
4236
4237
4238
4239
4240
            ac_script=s/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb/
     for ac_i in 1 2 3 4 5 6 7; do
       ac_script="$ac_script$as_nl$ac_script"
     done
     echo "$ac_script" 2>/dev/null | sed 99q >conftest.sed
     { ac_script=; unset ac_script;}
     if test -z "$SED"; then
  ac_path_SED_found=false
  # Loop through the user's path and test for each of PROGNAME-LIST
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4241
4242
4243
4244
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
4245
    for ac_prog in sed gsed; do
4246
    for ac_exec_ext in '' $ac_executable_extensions; do
4247
      ac_path_SED="$as_dir/$ac_prog$ac_exec_ext"
4248
      as_fn_executable_p "$ac_path_SED" || continue
4249
4250
4251
4252
4253
4254
4255
4256
4257
4258
4259
4260
4261
4262
4263
4264
4265
4266
4267
4268
4269
4270
4271
4272
# Check for GNU ac_path_SED and select it if it is found.
  # Check for GNU $ac_path_SED
case `"$ac_path_SED" --version 2>&1` in
*GNU*)
  ac_cv_path_SED="$ac_path_SED" ac_path_SED_found=:;;
*)
  ac_count=0
  $as_echo_n 0123456789 >"conftest.in"
  while :
  do
    cat "conftest.in" "conftest.in" >"conftest.tmp"
    mv "conftest.tmp" "conftest.in"
    cp "conftest.in" "conftest.nl"
    $as_echo '' >> "conftest.nl"
    "$ac_path_SED" -f conftest.sed < "conftest.nl" >"conftest.out" 2>/dev/null || break
    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
    as_fn_arith $ac_count + 1 && ac_count=$as_val
    if test $ac_count -gt ${ac_path_SED_max-0}; then
      # Best one so far, save it but keep looking for a better one
      ac_cv_path_SED="$ac_path_SED"
      ac_path_SED_max=$ac_count
    fi
    # 10*(2^10) chars as input seems more than enough
    test $ac_count -gt 10 && break
4273
  done
4274
4275
  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
esac
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4276

4277
4278
4279
4280
4281
4282
4283
4284
      $ac_path_SED_found && break 3
    done
  done
  done
IFS=$as_save_IFS
  if test -z "$ac_cv_path_SED"; then
    as_fn_error $? "no acceptable sed could be found in \$PATH" "$LINENO" 5
  fi
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4285
else
4286
  ac_cv_path_SED=$SED
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4287
4288
4289
fi

fi
4290
4291
4292
4293
4294
4295
4296
4297
4298
4299
4300
4301
4302
4303
4304
4305
4306
4307
4308
4309
4310
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_SED" >&5
$as_echo "$ac_cv_path_SED" >&6; }
 SED="$ac_cv_path_SED"
  rm -f conftest.sed

test -z "$SED" && SED=sed
Xsed="$SED -e 1s/^X//"











{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
$as_echo_n "checking for grep that handles long lines and -e... " >&6; }
if ${ac_cv_path_GREP+:} false; then :
4311
  $as_echo_n "(cached) " >&6
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4312
else
4313
4314
4315
4316
4317
  if test -z "$GREP"; then
  ac_path_GREP_found=false
  # Loop through the user's path and test for each of PROGNAME-LIST
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4318
4319
4320
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
4321
    for ac_prog in grep ggrep; do
4322
    for ac_exec_ext in '' $ac_executable_extensions; do
4323
      ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext"
4324
      as_fn_executable_p "$ac_path_GREP" || continue
4325
4326
4327
4328
4329
4330
4331
4332
4333
4334
4335
4336
4337
4338
4339
4340
4341
4342
4343
4344
4345
4346
4347
4348
# Check for GNU ac_path_GREP and select it if it is found.
  # Check for GNU $ac_path_GREP
case `"$ac_path_GREP" --version 2>&1` in
*GNU*)
  ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;;
*)
  ac_count=0
  $as_echo_n 0123456789 >"conftest.in"
  while :
  do
    cat "conftest.in" "conftest.in" >"conftest.tmp"
    mv "conftest.tmp" "conftest.in"
    cp "conftest.in" "conftest.nl"
    $as_echo 'GREP' >> "conftest.nl"
    "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break
    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
    as_fn_arith $ac_count + 1 && ac_count=$as_val
    if test $ac_count -gt ${ac_path_GREP_max-0}; then
      # Best one so far, save it but keep looking for a better one
      ac_cv_path_GREP="$ac_path_GREP"
      ac_path_GREP_max=$ac_count
    fi
    # 10*(2^10) chars as input seems more than enough
    test $ac_count -gt 10 && break
4349
  done
4350
  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4351
esac
4352
4353
4354
4355
4356
4357
4358
4359

      $ac_path_GREP_found && break 3
    done
  done
  done
IFS=$as_save_IFS
  if test -z "$ac_cv_path_GREP"; then
    as_fn_error $? "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4360
  fi
4361
4362
else
  ac_cv_path_GREP=$GREP
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4363
4364
4365
fi

fi
4366
4367
4368
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5
$as_echo "$ac_cv_path_GREP" >&6; }
 GREP="$ac_cv_path_GREP"
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4369
4370


4371
4372
4373
4374
4375
4376
4377
4378
4379
4380
4381
4382
4383
4384
4385
4386
4387
4388
4389
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
$as_echo_n "checking for egrep... " >&6; }
if ${ac_cv_path_EGREP+:} false; then :
  $as_echo_n "(cached) " >&6
else
  if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
   then ac_cv_path_EGREP="$GREP -E"
   else
     if test -z "$EGREP"; then
  ac_path_EGREP_found=false
  # Loop through the user's path and test for each of PROGNAME-LIST
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
    for ac_prog in egrep; do
    for ac_exec_ext in '' $ac_executable_extensions; do
      ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext"
4390
      as_fn_executable_p "$ac_path_EGREP" || continue
4391
4392
4393
4394
4395
4396
4397
4398
4399
4400
4401
4402
4403
4404
4405
4406
4407
4408
4409
4410
4411
4412
4413
4414
4415
4416
# Check for GNU ac_path_EGREP and select it if it is found.
  # Check for GNU $ac_path_EGREP
case `"$ac_path_EGREP" --version 2>&1` in
*GNU*)
  ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;;
*)
  ac_count=0
  $as_echo_n 0123456789 >"conftest.in"
  while :
  do
    cat "conftest.in" "conftest.in" >"conftest.tmp"
    mv "conftest.tmp" "conftest.in"
    cp "conftest.in" "conftest.nl"
    $as_echo 'EGREP' >> "conftest.nl"
    "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
    as_fn_arith $ac_count + 1 && ac_count=$as_val
    if test $ac_count -gt ${ac_path_EGREP_max-0}; then
      # Best one so far, save it but keep looking for a better one
      ac_cv_path_EGREP="$ac_path_EGREP"
      ac_path_EGREP_max=$ac_count
    fi
    # 10*(2^10) chars as input seems more than enough
    test $ac_count -gt 10 && break
  done
  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4417
esac
4418
4419
4420
4421
4422
4423
4424
4425

      $ac_path_EGREP_found && break 3
    done
  done
  done
IFS=$as_save_IFS
  if test -z "$ac_cv_path_EGREP"; then
    as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
4426
  fi
4427
4428
4429
else
  ac_cv_path_EGREP=$EGREP
fi
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4430

4431
4432
4433
4434
4435
4436
4437
4438
4439
4440
   fi
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5
$as_echo "$ac_cv_path_EGREP" >&6; }
 EGREP="$ac_cv_path_EGREP"


{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for fgrep" >&5
$as_echo_n "checking for fgrep... " >&6; }
if ${ac_cv_path_FGREP+:} false; then :
4441
  $as_echo_n "(cached) " >&6
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4442
else
4443
4444
4445
4446
4447
4448
4449
4450
4451
4452
4453
4454
4455
4456
  if echo 'ab*c' | $GREP -F 'ab*c' >/dev/null 2>&1
   then ac_cv_path_FGREP="$GREP -F"
   else
     if test -z "$FGREP"; then
  ac_path_FGREP_found=false
  # Loop through the user's path and test for each of PROGNAME-LIST
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
    for ac_prog in fgrep; do
    for ac_exec_ext in '' $ac_executable_extensions; do
      ac_path_FGREP="$as_dir/$ac_prog$ac_exec_ext"
4457
      as_fn_executable_p "$ac_path_FGREP" || continue
4458
4459
4460
4461
4462
4463
4464
4465
4466
4467
4468
4469
4470
4471
4472
4473
4474
4475
4476
4477
4478
4479
4480
4481
4482
4483
4484
# Check for GNU ac_path_FGREP and select it if it is found.
  # Check for GNU $ac_path_FGREP
case `"$ac_path_FGREP" --version 2>&1` in
*GNU*)
  ac_cv_path_FGREP="$ac_path_FGREP" ac_path_FGREP_found=:;;
*)
  ac_count=0
  $as_echo_n 0123456789 >"conftest.in"
  while :
  do
    cat "conftest.in" "conftest.in" >"conftest.tmp"
    mv "conftest.tmp" "conftest.in"
    cp "conftest.in" "conftest.nl"
    $as_echo 'FGREP' >> "conftest.nl"
    "$ac_path_FGREP" FGREP < "conftest.nl" >"conftest.out" 2>/dev/null || break
    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
    as_fn_arith $ac_count + 1 && ac_count=$as_val
    if test $ac_count -gt ${ac_path_FGREP_max-0}; then
      # Best one so far, save it but keep looking for a better one
      ac_cv_path_FGREP="$ac_path_FGREP"
      ac_path_FGREP_max=$ac_count
    fi
    # 10*(2^10) chars as input seems more than enough
    test $ac_count -gt 10 && break
  done
  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
esac
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4485

4486
4487
4488
4489
4490
4491
4492
4493
      $ac_path_FGREP_found && break 3
    done
  done
  done
IFS=$as_save_IFS
  if test -z "$ac_cv_path_FGREP"; then
    as_fn_error $? "no acceptable fgrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
  fi
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4494
else
4495
  ac_cv_path_FGREP=$FGREP
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4496
4497
fi

4498
   fi
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4499
fi
4500
4501
4502
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_FGREP" >&5
$as_echo "$ac_cv_path_FGREP" >&6; }
 FGREP="$ac_cv_path_FGREP"
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4503
4504


4505
test -z "$GREP" && GREP=grep
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4506
4507
4508
4509
4510





Emmanuel Bertin's avatar
Emmanuel Bertin committed
4511
4512


Emmanuel Bertin's avatar
Emmanuel Bertin committed
4513

Emmanuel Bertin's avatar
Emmanuel Bertin committed
4514
4515
4516
4517
4518
4519
4520







4521
4522
4523
4524
4525
4526
4527
4528
4529
4530
4531
4532
4533
4534
4535
4536
4537
4538
4539
4540
4541
4542
4543
4544
4545
4546
4547
4548
4549
4550
4551
4552
4553




# Check whether --with-gnu-ld was given.
if test "${with_gnu_ld+set}" = set; then :
  withval=$with_gnu_ld; test "$withval" = no || with_gnu_ld=yes
else
  with_gnu_ld=no
fi

ac_prog=ld
if test "$GCC" = yes; then
  # Check if gcc -print-prog-name=ld gives a path.
  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ld used by $CC" >&5
$as_echo_n "checking for ld used by $CC... " >&6; }
  case $host in
  *-*-mingw*)
    # gcc leaves a trailing carriage return which upsets mingw
    ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
  *)
    ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
  esac
  case $ac_prog in
    # Accept absolute paths.
    [\\/]* | ?:[\\/]*)
      re_direlt='/[^/][^/]*/\.\./'
      # Canonicalize the pathname of ld
      ac_prog=`$ECHO "$ac_prog"| $SED 's%\\\\%/%g'`
      while $ECHO "$ac_prog" | $GREP "$re_direlt" > /dev/null 2>&1; do
	ac_prog=`$ECHO $ac_prog| $SED "s%$re_direlt%/%"`
      done
      test -z "$LD" && LD="$ac_prog"
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4554
      ;;
4555
4556
4557
4558
4559
4560
4561
4562
4563
4564
4565
4566
4567
4568
4569
4570
4571
4572
4573
4574
4575
4576
4577
4578
4579
4580
4581
4582
4583
4584
4585
4586
4587
4588
4589
4590
4591
  "")
    # If it fails, then pretend we aren't using GCC.
    ac_prog=ld
    ;;
  *)
    # If it is relative, then search for the first ld in PATH.
    with_gnu_ld=unknown
    ;;
  esac
elif test "$with_gnu_ld" = yes; then
  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GNU ld" >&5
$as_echo_n "checking for GNU ld... " >&6; }
else
  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for non-GNU ld" >&5
$as_echo_n "checking for non-GNU ld... " >&6; }
fi
if ${lt_cv_path_LD+:} false; then :
  $as_echo_n "(cached) " >&6
else
  if test -z "$LD"; then
  lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
  for ac_dir in $PATH; do
    IFS="$lt_save_ifs"
    test -z "$ac_dir" && ac_dir=.
    if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
      lt_cv_path_LD="$ac_dir/$ac_prog"
      # Check to see if the program is GNU ld.  I'd rather use --version,
      # but apparently some variants of GNU ld only accept -v.
      # Break only if it was the GNU/non-GNU ld that we prefer.
      case `"$lt_cv_path_LD" -v 2>&1 </dev/null` in
      *GNU* | *'with BFD'*)
	test "$with_gnu_ld" != no && break
	;;
      *)
	test "$with_gnu_ld" != yes && break
	;;
      esac
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4592
4593
    fi
  done
4594
  IFS="$lt_save_ifs"
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4595
else
4596
  lt_cv_path_LD="$LD" # Let the user override the test with a path.
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4597
4598
4599
fi
fi

4600
4601
4602
4603
LD="$lt_cv_path_LD"
if test -n "$LD"; then
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $LD" >&5
$as_echo "$LD" >&6; }
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4604
else
4605
4606
4607
4608
4609
4610
4611
4612
4613
4614
4615
4616
4617
4618
4619
4620
4621
4622
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }
fi
test -z "$LD" && as_fn_error $? "no acceptable ld found in \$PATH" "$LINENO" 5
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if the linker ($LD) is GNU ld" >&5
$as_echo_n "checking if the linker ($LD) is GNU ld... " >&6; }
if ${lt_cv_prog_gnu_ld+:} false; then :
  $as_echo_n "(cached) " >&6
else
  # I'd rather use --version here, but apparently some GNU lds only accept -v.
case `$LD -v 2>&1 </dev/null` in
*GNU* | *'with BFD'*)
  lt_cv_prog_gnu_ld=yes
  ;;
*)
  lt_cv_prog_gnu_ld=no
  ;;
esac
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4623
fi
4624
4625
4626
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_gnu_ld" >&5
$as_echo "$lt_cv_prog_gnu_ld" >&6; }
with_gnu_ld=$lt_cv_prog_gnu_ld
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4627
4628
4629
4630
4631





4632
4633
4634
4635
4636
4637
4638




{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for BSD- or MS-compatible name lister (nm)" >&5
$as_echo_n "checking for BSD- or MS-compatible name lister (nm)... " >&6; }
if ${lt_cv_path_NM+:} false; then :
4639
  $as_echo_n "(cached) " >&6
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4640
else
4641
4642
4643
4644
4645
4646
4647
  if test -n "$NM"; then
  # Let the user override the test.
  lt_cv_path_NM="$NM"
else
  lt_nm_to_check="${ac_tool_prefix}nm"
  if test -n "$ac_tool_prefix" && test "$build" = "$host"; then
    lt_nm_to_check="$lt_nm_to_check nm"
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4648
  fi
4649
4650
4651
4652
4653
4654
4655
4656
4657
4658
4659
4660
4661
4662
4663
4664
4665
4666
4667
4668
4669
4670
4671
4672
4673
4674
4675
4676
4677
4678
4679
4680
4681
4682
  for lt_tmp_nm in $lt_nm_to_check; do
    lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
    for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do
      IFS="$lt_save_ifs"
      test -z "$ac_dir" && ac_dir=.
      tmp_nm="$ac_dir/$lt_tmp_nm"
      if test -f "$tmp_nm" || test -f "$tmp_nm$ac_exeext" ; then
	# Check to see if the nm accepts a BSD-compat flag.
	# Adding the `sed 1q' prevents false positives on HP-UX, which says:
	#   nm: unknown option "B" ignored
	# Tru64's nm complains that /dev/null is an invalid object file
	case `"$tmp_nm" -B /dev/null 2>&1 | sed '1q'` in
	*/dev/null* | *'Invalid file or object type'*)
	  lt_cv_path_NM="$tmp_nm -B"
	  break
	  ;;
	*)
	  case `"$tmp_nm" -p /dev/null 2>&1 | sed '1q'` in
	  */dev/null*)
	    lt_cv_path_NM="$tmp_nm -p"
	    break
	    ;;
	  *)
	    lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
	    continue # so that we can try to find one that supports BSD flags
	    ;;
	  esac
	  ;;
	esac
      fi
    done
    IFS="$lt_save_ifs"
  done
  : ${lt_cv_path_NM=no}
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4683
fi
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4684
fi
4685
4686
4687
4688
4689
4690
4691
4692
4693
4694
4695
4696
4697
4698
4699
4700
4701
4702
4703
4704
4705
4706
4707
4708
4709
4710
4711
4712
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_path_NM" >&5
$as_echo "$lt_cv_path_NM" >&6; }
if test "$lt_cv_path_NM" != "no"; then
  NM="$lt_cv_path_NM"
else
  # Didn't find any BSD compatible name lister, look for dumpbin.
  if test -n "$DUMPBIN"; then :
    # Let the user override the test.
  else
    if test -n "$ac_tool_prefix"; then
  for ac_prog in dumpbin "link -dump"
  do
    # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
set dummy $ac_tool_prefix$ac_prog; ac_word=$2
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
$as_echo_n "checking for $ac_word... " >&6; }
if ${ac_cv_prog_DUMPBIN+:} false; then :
  $as_echo_n "(cached) " >&6
else
  if test -n "$DUMPBIN"; then
  ac_cv_prog_DUMPBIN="$DUMPBIN" # Let the user override the test.
else
as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
    for ac_exec_ext in '' $ac_executable_extensions; do
4713
  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
4714
4715
4716
4717
    ac_cv_prog_DUMPBIN="$ac_tool_prefix$ac_prog"
    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4718
done
4719
4720
  done
IFS=$as_save_IFS
4721

Emmanuel Bertin's avatar
Emmanuel Bertin committed
4722
4723
fi
fi
4724
4725
4726
4727
4728
4729
4730
DUMPBIN=$ac_cv_prog_DUMPBIN
if test -n "$DUMPBIN"; then
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $DUMPBIN" >&5
$as_echo "$DUMPBIN" >&6; }
else
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4731
4732
4733
fi


4734
4735
4736
4737
4738
4739
4740
4741
4742
4743
4744
4745
    test -n "$DUMPBIN" && break
  done
fi
if test -z "$DUMPBIN"; then
  ac_ct_DUMPBIN=$DUMPBIN
  for ac_prog in dumpbin "link -dump"
do
  # Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
$as_echo_n "checking for $ac_word... " >&6; }
if ${ac_cv_prog_ac_ct_DUMPBIN+:} false; then :
4746
  $as_echo_n "(cached) " >&6
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4747
else
4748
4749
4750
4751
4752
4753
4754
4755
4756
  if test -n "$ac_ct_DUMPBIN"; then
  ac_cv_prog_ac_ct_DUMPBIN="$ac_ct_DUMPBIN" # Let the user override the test.
else
as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
    for ac_exec_ext in '' $ac_executable_extensions; do
4757
  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
4758
4759
4760
4761
4762
4763
4764
    ac_cv_prog_ac_ct_DUMPBIN="$ac_prog"
    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
  done
IFS=$as_save_IFS
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4765

4766
4767
4768
4769
4770
4771
4772
4773
4774
4775
fi
fi
ac_ct_DUMPBIN=$ac_cv_prog_ac_ct_DUMPBIN
if test -n "$ac_ct_DUMPBIN"; then
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_DUMPBIN" >&5
$as_echo "$ac_ct_DUMPBIN" >&6; }
else
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }
fi
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4776
4777


4778
4779
  test -n "$ac_ct_DUMPBIN" && break
done
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4780

4781
4782
4783
4784
4785
4786
4787
4788
4789
4790
4791
4792
  if test "x$ac_ct_DUMPBIN" = x; then
    DUMPBIN=":"
  else
    case $cross_compiling:$ac_tool_warned in
yes:)
{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
ac_tool_warned=yes ;;
esac
    DUMPBIN=$ac_ct_DUMPBIN
  fi
fi
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4793

4794
4795
4796
4797
4798
4799
4800
4801
4802
    case `$DUMPBIN -symbols /dev/null 2>&1 | sed '1q'` in
    *COFF*)
      DUMPBIN="$DUMPBIN -symbols"
      ;;
    *)
      DUMPBIN=:
      ;;
    esac
  fi
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4803

4804
4805
4806
4807
4808
  if test "$DUMPBIN" != ":"; then
    NM="$DUMPBIN"
  fi
fi
test -z "$NM" && NM=nm
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4809
4810
4811
4812
4813
4814






4815
4816
4817
4818
4819
4820
4821
4822
4823
4824
4825
4826
4827
4828
4829
4830
4831
4832
4833
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking the name lister ($NM) interface" >&5
$as_echo_n "checking the name lister ($NM) interface... " >&6; }
if ${lt_cv_nm_interface+:} false; then :
  $as_echo_n "(cached) " >&6
else
  lt_cv_nm_interface="BSD nm"
  echo "int some_variable = 0;" > conftest.$ac_ext
  (eval echo "\"\$as_me:$LINENO: $ac_compile\"" >&5)
  (eval "$ac_compile" 2>conftest.err)
  cat conftest.err >&5
  (eval echo "\"\$as_me:$LINENO: $NM \\\"conftest.$ac_objext\\\"\"" >&5)
  (eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
  cat conftest.err >&5
  (eval echo "\"\$as_me:$LINENO: output\"" >&5)
  cat conftest.out >&5
  if $GREP 'External.*some_variable' conftest.out > /dev/null; then
    lt_cv_nm_interface="MS dumpbin"
  fi
  rm -f conftest*
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4834
fi
4835
4836
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_nm_interface" >&5
$as_echo "$lt_cv_nm_interface" >&6; }
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4837

4838
4839
4840
4841
4842
4843
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether ln -s works" >&5
$as_echo_n "checking whether ln -s works... " >&6; }
LN_S=$as_ln_s
if test "$LN_S" = "ln -s"; then
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4844
else
4845
4846
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no, using $LN_S" >&5
$as_echo "no, using $LN_S" >&6; }
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4847
fi
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4848

4849
4850
4851
4852
4853
4854
4855
4856
# find the maximum length of command line arguments
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking the maximum length of command line arguments" >&5
$as_echo_n "checking the maximum length of command line arguments... " >&6; }
if ${lt_cv_sys_max_cmd_len+:} false; then :
  $as_echo_n "(cached) " >&6
else
    i=0
  teststring="ABCD"
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4857

4858
4859
4860
4861
4862
4863
4864
4865
4866
4867
4868
4869
4870
4871
4872
4873
4874
4875
4876
4877
4878
4879
4880
4881
4882
4883
4884
4885
4886
4887
4888
4889
4890
4891
4892
4893
4894
4895
4896
4897
4898
4899
4900
4901
4902
4903
4904
4905
4906
4907
4908
4909
4910
4911
4912
4913
4914
  case $build_os in
  msdosdjgpp*)
    # On DJGPP, this test can blow up pretty badly due to problems in libc
    # (any single argument exceeding 2000 bytes causes a buffer overrun
    # during glob expansion).  Even if it were fixed, the result of this
    # check would be larger than it should be.
    lt_cv_sys_max_cmd_len=12288;    # 12K is about right
    ;;

  gnu*)
    # Under GNU Hurd, this test is not required because there is
    # no limit to the length of command line arguments.
    # Libtool will interpret -1 as no limit whatsoever
    lt_cv_sys_max_cmd_len=-1;
    ;;

  cygwin* | mingw* | cegcc*)
    # On Win9x/ME, this test blows up -- it succeeds, but takes
    # about 5 minutes as the teststring grows exponentially.
    # Worse, since 9x/ME are not pre-emptively multitasking,
    # you end up with a "frozen" computer, even though with patience
    # the test eventually succeeds (with a max line length of 256k).
    # Instead, let's just punt: use the minimum linelength reported by
    # all of the supported platforms: 8192 (on NT/2K/XP).
    lt_cv_sys_max_cmd_len=8192;
    ;;

  mint*)
    # On MiNT this can take a long time and run out of memory.
    lt_cv_sys_max_cmd_len=8192;
    ;;

  amigaos*)
    # On AmigaOS with pdksh, this test takes hours, literally.
    # So we just punt and use a minimum line length of 8192.
    lt_cv_sys_max_cmd_len=8192;
    ;;

  netbsd* | freebsd* | openbsd* | darwin* | dragonfly*)
    # This has been around since 386BSD, at least.  Likely further.
    if test -x /sbin/sysctl; then
      lt_cv_sys_max_cmd_len=`/sbin/sysctl -n kern.argmax`
    elif test -x /usr/sbin/sysctl; then
      lt_cv_sys_max_cmd_len=`/usr/sbin/sysctl -n kern.argmax`
    else
      lt_cv_sys_max_cmd_len=65536	# usable default for all BSDs
    fi
    # And add a safety zone
    lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
    lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
    ;;

  interix*)
    # We know the value 262144 and hardcode it with a safety zone (like BSD)
    lt_cv_sys_max_cmd_len=196608
    ;;

4915
4916
4917
4918
4919
  os2*)
    # The test takes a long time on OS/2.
    lt_cv_sys_max_cmd_len=8192
    ;;

4920
4921
4922
4923
4924
4925
4926
4927
4928
4929
4930
4931
4932
4933
4934
4935
4936
4937
4938
4939
4940
4941
4942
4943
4944
4945
4946
4947
4948
4949
4950
4951
4952
4953
  osf*)
    # Dr. Hans Ekkehard Plesser reports seeing a kernel panic running configure
    # due to this test when exec_disable_arg_limit is 1 on Tru64. It is not
    # nice to cause kernel panics so lets avoid the loop below.
    # First set a reasonable default.
    lt_cv_sys_max_cmd_len=16384
    #
    if test -x /sbin/sysconfig; then
      case `/sbin/sysconfig -q proc exec_disable_arg_limit` in
        *1*) lt_cv_sys_max_cmd_len=-1 ;;
      esac
    fi
    ;;
  sco3.2v5*)
    lt_cv_sys_max_cmd_len=102400
    ;;
  sysv5* | sco5v6* | sysv4.2uw2*)
    kargmax=`grep ARG_MAX /etc/conf/cf.d/stune 2>/dev/null`
    if test -n "$kargmax"; then
      lt_cv_sys_max_cmd_len=`echo $kargmax | sed 's/.*[	 ]//'`
    else
      lt_cv_sys_max_cmd_len=32768
    fi
    ;;
  *)
    lt_cv_sys_max_cmd_len=`(getconf ARG_MAX) 2> /dev/null`
    if test -n "$lt_cv_sys_max_cmd_len"; then
      lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
      lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
    else
      # Make teststring a little bigger before we do anything with it.
      # a 1K string should be a reasonable start.
      for i in 1 2 3 4 5 6 7 8 ; do
        teststring=$teststring$teststring
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4954
      done
4955
4956
4957
4958
      SHELL=${SHELL-${CONFIG_SHELL-/bin/sh}}
      # If test is not a shell built-in, we'll probably end up computing a
      # maximum length that is only half of the actual maximum length, but
      # we can't tell.
4959
      while { test "X"`env echo "$teststring$teststring" 2>/dev/null` \
4960
4961
4962
4963
4964
4965
4966
4967
4968
4969
4970
4971
4972
4973
4974
4975
4976
4977
4978
4979
4980
4981
	         = "X$teststring$teststring"; } >/dev/null 2>&1 &&
	      test $i != 17 # 1/2 MB should be enough
      do
        i=`expr $i + 1`
        teststring=$teststring$teststring
      done
      # Only check the string length outside the loop.
      lt_cv_sys_max_cmd_len=`expr "X$teststring" : ".*" 2>&1`
      teststring=
      # Add a significant safety factor because C++ compilers can tack on
      # massive amounts of additional arguments before passing them to the
      # linker.  It appears as though 1/2 is a usable value.
      lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 2`
    fi
    ;;
  esac

fi

if test -n $lt_cv_sys_max_cmd_len ; then
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_sys_max_cmd_len" >&5
$as_echo "$lt_cv_sys_max_cmd_len" >&6; }
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4982
else
4983
4984
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: none" >&5
$as_echo "none" >&6; }
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4985
fi
4986
max_cmd_len=$lt_cv_sys_max_cmd_len
Emmanuel Bertin's avatar
Emmanuel Bertin committed
4987
4988


4989
4990
4991
4992
4993
4994
4995
4996
4997
4998
4999
5000




: ${CP="cp -f"}
: ${MV="mv -f"}
: ${RM="rm -f"}

{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the shell understands some XSI constructs" >&5
$as_echo_n "checking whether the shell understands some XSI constructs... " >&6; }
# Try some XSI features
xsi_shell=no
For faster browsing, not all history is shown. View entire blame