sysdeps/unix/sysv/linux/mips/configure

   1 # This file is generated from configure.ac by Autoconf.  DO NOT EDIT!
   2  # Local configure fragment for sysdeps/unix/sysv/linux/mips.
   3
   4
   5 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
   6 /* end confdefs.h.  */
   7
   8     #if (_MIPS_SIM != _ABIO32)
   9     #error Not O32 ABI
  10     #endif
  11 int
  12 main ()
  13 {
  14
  15   ;
  16   return 0;
  17 }
  18 _ACEOF
  19 if ac_fn_c_try_compile "$LINENO"; then :
  20   libc_mips_abi=o32
  21 else
  22   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
  23 /* end confdefs.h.  */
  24
  25       #if (_MIPS_SIM != _ABIN32)
  26       #error Not N32 ABI
  27       #endif
  28 int
  29 main ()
  30 {
  31
  32   ;
  33   return 0;
  34 }
  35 _ACEOF
  36 if ac_fn_c_try_compile "$LINENO"; then :
  37   libc_mips_abi=n32
  38 else
  39   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
  40 /* end confdefs.h.  */
  41
  42         #if (_MIPS_SIM != _ABI64)
  43         #error Not 64 ABI
  44         #endif
  45 int
  46 main ()
  47 {
  48
  49   ;
  50   return 0;
  51 }
  52 _ACEOF
  53 if ac_fn_c_try_compile "$LINENO"; then :
  54   libc_mips_abi=n64
  55 fi
  56 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
  57 fi
  58 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
  59 fi
  60 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
  61
  62 if test -z "$libc_mips_abi"; then
  63   as_fn_error $? "could not determine what ABI the compiler is using" "$LINENO" 5
  64 fi
  65
  66 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
  67 /* end confdefs.h.  */
  68
  69     #if !defined(__mips_soft_float)
  70     #error Not soft ABI
  71     #endif
  72 int
  73 main ()
  74 {
  75
  76   ;
  77   return 0;
  78 }
  79 _ACEOF
  80 if ac_fn_c_try_compile "$LINENO"; then :
  81   libc_mips_float=soft
  82 else
  83   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
  84 /* end confdefs.h.  */
  85
  86       #if !defined(__mips_hard_float)
  87       #error Not hard ABI
  88       #endif
  89 int
  90 main ()
  91 {
  92
  93   ;
  94   return 0;
  95 }
  96 _ACEOF
  97 if ac_fn_c_try_compile "$LINENO"; then :
  98   libc_mips_float=hard
  99 fi
 100 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 101 fi
 102 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 103
 104 if test -z "$libc_mips_float"; then
 105   as_fn_error $? "could not determine if compiler is using hard or soft floating point ABI" "$LINENO" 5
 106 fi
 107
 108
 109 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
 110 $as_echo_n "checking for grep that handles long lines and -e... " >&6; }
 111 if ${ac_cv_path_GREP+:} false; then :
 112   $as_echo_n "(cached) " >&6
 113 else
 114   if test -z "$GREP"; then
 115   ac_path_GREP_found=false
 116   # Loop through the user's path and test for each of PROGNAME-LIST
 117   as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 118 for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
 119 do
 120   IFS=$as_save_IFS
 121   test -z "$as_dir" && as_dir=.
 122     for ac_prog in grep ggrep; do
 123     for ac_exec_ext in '' $ac_executable_extensions; do
 124       ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext"
 125       { test -f "$ac_path_GREP" && $as_test_x "$ac_path_GREP"; } || continue
 126 # Check for GNU ac_path_GREP and select it if it is found.
 127   # Check for GNU $ac_path_GREP
 128 case `"$ac_path_GREP" --version 2>&1` in
 129 *GNU*)
 130   ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;;
 131 *)
 132   ac_count=0
 133   $as_echo_n 0123456789 >"conftest.in"
 134   while :
 135   do
 136     cat "conftest.in" "conftest.in" >"conftest.tmp"
 137     mv "conftest.tmp" "conftest.in"
 138     cp "conftest.in" "conftest.nl"
 139     $as_echo 'GREP' >> "conftest.nl"
 140     "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break
 141     diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
 142     as_fn_arith $ac_count + 1 && ac_count=$as_val
 143     if test $ac_count -gt ${ac_path_GREP_max-0}; then
 144       # Best one so far, save it but keep looking for a better one
 145       ac_cv_path_GREP="$ac_path_GREP"
 146       ac_path_GREP_max=$ac_count
 147     fi
 148     # 10*(2^10) chars as input seems more than enough
 149     test $ac_count -gt 10 && break
 150   done
 151   rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
 152 esac
 153
 154       $ac_path_GREP_found && break 3
 155     done
 156   done
 157   done
 158 IFS=$as_save_IFS
 159   if test -z "$ac_cv_path_GREP"; then
 160     as_fn_error $? "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
 161   fi
 162 else
 163   ac_cv_path_GREP=$GREP
 164 fi
 165
 166 fi
 167 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5
 168 $as_echo "$ac_cv_path_GREP" >&6; }
 169  GREP="$ac_cv_path_GREP"
 170
 171
 172 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
 173 $as_echo_n "checking for egrep... " >&6; }
 174 if ${ac_cv_path_EGREP+:} false; then :
 175   $as_echo_n "(cached) " >&6
 176 else
 177   if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
 178    then ac_cv_path_EGREP="$GREP -E"
 179    else
 180      if test -z "$EGREP"; then
 181   ac_path_EGREP_found=false
 182   # Loop through the user's path and test for each of PROGNAME-LIST
 183   as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 184 for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
 185 do
 186   IFS=$as_save_IFS
 187   test -z "$as_dir" && as_dir=.
 188     for ac_prog in egrep; do
 189     for ac_exec_ext in '' $ac_executable_extensions; do
 190       ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext"
 191       { test -f "$ac_path_EGREP" && $as_test_x "$ac_path_EGREP"; } || continue
 192 # Check for GNU ac_path_EGREP and select it if it is found.
 193   # Check for GNU $ac_path_EGREP
 194 case `"$ac_path_EGREP" --version 2>&1` in
 195 *GNU*)
 196   ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;;
 197 *)
 198   ac_count=0
 199   $as_echo_n 0123456789 >"conftest.in"
 200   while :
 201   do
 202     cat "conftest.in" "conftest.in" >"conftest.tmp"
 203     mv "conftest.tmp" "conftest.in"
 204     cp "conftest.in" "conftest.nl"
 205     $as_echo 'EGREP' >> "conftest.nl"
 206     "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
 207     diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
 208     as_fn_arith $ac_count + 1 && ac_count=$as_val
 209     if test $ac_count -gt ${ac_path_EGREP_max-0}; then
 210       # Best one so far, save it but keep looking for a better one
 211       ac_cv_path_EGREP="$ac_path_EGREP"
 212       ac_path_EGREP_max=$ac_count
 213     fi
 214     # 10*(2^10) chars as input seems more than enough
 215     test $ac_count -gt 10 && break
 216   done
 217   rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
 218 esac
 219
 220       $ac_path_EGREP_found && break 3
 221     done
 222   done
 223   done
 224 IFS=$as_save_IFS
 225   if test -z "$ac_cv_path_EGREP"; then
 226     as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
 227   fi
 228 else
 229   ac_cv_path_EGREP=$EGREP
 230 fi
 231
 232    fi
 233 fi
 234 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5
 235 $as_echo "$ac_cv_path_EGREP" >&6; }
 236  EGREP="$ac_cv_path_EGREP"
 237
 238
 239 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler is using the 2008 NaN encoding" >&5
 240 $as_echo_n "checking whether the compiler is using the 2008 NaN encoding... " >&6; }
 241 if ${libc_cv_mips_nan2008+:} false; then :
 242   $as_echo_n "(cached) " >&6
 243 else
 244   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 245 /* end confdefs.h.  */
 246 dnl
 247 #ifdef __mips_nan2008
 248 yes
 249 #endif
 250 _ACEOF
 251 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
 252   $EGREP "yes" >/dev/null 2>&1; then :
 253   libc_cv_mips_nan2008=yes
 254 else
 255   libc_cv_mips_nan2008=no
 256 fi
 257 rm -f conftest*
 258
 259 fi
 260 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_mips_nan2008" >&5
 261 $as_echo "$libc_cv_mips_nan2008" >&6; }
 262
 263 libc_mips_nan=
 264 if test x"$libc_cv_mips_nan2008" = xyes; then
 265   libc_mips_nan=_2008
 266 fi
 267
 268 config_vars="$config_vars
 269 default-abi = ${libc_mips_abi}_${libc_mips_float}${libc_mips_nan}"
 270
 271 case $machine in
 272 mips/mips64/n64/*)
 273   test -n "$libc_cv_slibdir" ||
 274 case "$prefix" in
 275 /usr | /usr/)
 276   libc_cv_slibdir=/lib64
 277   libc_cv_rtlddir=/lib64
 278   if test "$libdir" = '${exec_prefix}/lib'; then
 279     libdir='${exec_prefix}/lib64';
 280     # Locale data can be shared between 32-bit and 64-bit libraries.
 281     libc_cv_localedir='${exec_prefix}/lib/locale'
 282   fi
 283   ;;
 284 esac
 285   ;;
 286 mips/mips64/n32/*)
 287   test -n "$libc_cv_slibdir" ||
 288 case "$prefix" in
 289 /usr | /usr/)
 290   libc_cv_slibdir=/lib32
 291   libc_cv_rtlddir=/lib32
 292   if test "$libdir" = '${exec_prefix}/lib'; then
 293     libdir='${exec_prefix}/lib32';
 294     # Locale data can be shared between 32-bit and 64-bit libraries.
 295     libc_cv_localedir='${exec_prefix}/lib/locale'
 296   fi
 297   ;;
 298 esac
 299   ;;
 300 esac
 301
 302 libc_cv_gcc_unwind_find_fde=yes
 303
 304 if test -z "$arch_minimum_kernel"; then
 305   if test x$libc_cv_mips_nan2008 = xyes; then
 306     # FIXME: Adjust this setting to the actual first upstream kernel
 307     # version to support the 2008 NaN encoding and then remove this
 308     # comment.
 309     arch_minimum_kernel=10.0.0
 310   fi
 311 fi