1# This file is generated from configure.ac by Autoconf. DO NOT EDIT! 2 # Local preconfigure fragment for sysdeps/arm 3 4case "$machine" in 5arm*) 6 # If the compiler enables unwind tables by default, this causes 7 # problems with undefined symbols in -nostdlib link tests. To 8 # avoid this, add -fno-unwind-tables here and remove it in 9 # sysdeps/arm/configure.ac after those tests have been run. 10 if test "${CFLAGS+set}" != "set"; then 11 CFLAGS="-g -O2" 12 fi 13 CFLAGS="$CFLAGS -fno-unwind-tables" 14 15 base_machine=arm 16 # Lets ask the compiler which ARM family we've got 17 # Unfortunately it doesn't define any flags for implementations 18 # that you might pass to -mcpu or -mtune 19 # Note if you add patterns here you must ensure that 20 # an appropriate directory exists in sysdeps/arm 21 archcppflag=`$CC $CFLAGS $CPPFLAGS -E -dM -xc /dev/null | 22 sed -n 's/^#define \(__ARM_ARCH_[0-9].*__\) .*$/\1/p'` 23 24 case "x$archcppflag" in 25 x__ARM_ARCH_89*__) 26 machine=armv7 27 { $as_echo "$as_me:${as_lineno-$LINENO}: Found compiler is configured for something newer than v7 - using v7" >&5 28$as_echo "$as_me: Found compiler is configured for something newer than v7 - using v7" >&6;} 29 ;; 30 31 x__ARM_ARCH_7A__) 32 machine=armv7 33 { $as_echo "$as_me:${as_lineno-$LINENO}: Found compiler is configured for $machine" >&5 34$as_echo "$as_me: Found compiler is configured for $machine" >&6;} 35 ;; 36 37 x__ARM_ARCH_6T2__) 38 machine=armv6t2 39 { $as_echo "$as_me:${as_lineno-$LINENO}: Found compiler is configured for $machine" >&5 40$as_echo "$as_me: Found compiler is configured for $machine" >&6;} 41 ;; 42 x__ARM_ARCH_6*__) 43 machine=armv6 44 { $as_echo "$as_me:${as_lineno-$LINENO}: Found compiler is configured for $machine" >&5 45$as_echo "$as_me: Found compiler is configured for $machine" >&6;} 46 ;; 47 *) 48 machine=arm 49 { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: arm/preconfigure: Did not find ARM architecture type; using default" >&5 50$as_echo "$as_me: WARNING: arm/preconfigure: Did not find ARM architecture type; using default" >&2;} 51 ;; 52 esac 53 54 55 56{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5 57$as_echo_n "checking for grep that handles long lines and -e... " >&6; } 58if ${ac_cv_path_GREP+:} false; then : 59 $as_echo_n "(cached) " >&6 60else 61 if test -z "$GREP"; then 62 ac_path_GREP_found=false 63 # Loop through the user's path and test for each of PROGNAME-LIST 64 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR 65for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin 66do 67 IFS=$as_save_IFS 68 test -z "$as_dir" && as_dir=. 69 for ac_prog in grep ggrep; do 70 for ac_exec_ext in '' $ac_executable_extensions; do 71 ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext" 72 as_fn_executable_p "$ac_path_GREP" || continue 73# Check for GNU ac_path_GREP and select it if it is found. 74 # Check for GNU $ac_path_GREP 75case `"$ac_path_GREP" --version 2>&1` in 76*GNU*) 77 ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;; 78*) 79 ac_count=0 80 $as_echo_n 0123456789 >"conftest.in" 81 while : 82 do 83 cat "conftest.in" "conftest.in" >"conftest.tmp" 84 mv "conftest.tmp" "conftest.in" 85 cp "conftest.in" "conftest.nl" 86 $as_echo 'GREP' >> "conftest.nl" 87 "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break 88 diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break 89 as_fn_arith $ac_count + 1 && ac_count=$as_val 90 if test $ac_count -gt ${ac_path_GREP_max-0}; then 91 # Best one so far, save it but keep looking for a better one 92 ac_cv_path_GREP="$ac_path_GREP" 93 ac_path_GREP_max=$ac_count 94 fi 95 # 10*(2^10) chars as input seems more than enough 96 test $ac_count -gt 10 && break 97 done 98 rm -f conftest.in conftest.tmp conftest.nl conftest.out;; 99esac 100 101 $ac_path_GREP_found && break 3 102 done 103 done 104 done 105IFS=$as_save_IFS 106 if test -z "$ac_cv_path_GREP"; then 107 as_fn_error $? "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5 108 fi 109else 110 ac_cv_path_GREP=$GREP 111fi 112 113fi 114{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5 115$as_echo "$ac_cv_path_GREP" >&6; } 116 GREP="$ac_cv_path_GREP" 117 118 119{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5 120$as_echo_n "checking for egrep... " >&6; } 121if ${ac_cv_path_EGREP+:} false; then : 122 $as_echo_n "(cached) " >&6 123else 124 if echo a | $GREP -E '(a|b)' >/dev/null 2>&1 125 then ac_cv_path_EGREP="$GREP -E" 126 else 127 if test -z "$EGREP"; then 128 ac_path_EGREP_found=false 129 # Loop through the user's path and test for each of PROGNAME-LIST 130 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR 131for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin 132do 133 IFS=$as_save_IFS 134 test -z "$as_dir" && as_dir=. 135 for ac_prog in egrep; do 136 for ac_exec_ext in '' $ac_executable_extensions; do 137 ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext" 138 as_fn_executable_p "$ac_path_EGREP" || continue 139# Check for GNU ac_path_EGREP and select it if it is found. 140 # Check for GNU $ac_path_EGREP 141case `"$ac_path_EGREP" --version 2>&1` in 142*GNU*) 143 ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;; 144*) 145 ac_count=0 146 $as_echo_n 0123456789 >"conftest.in" 147 while : 148 do 149 cat "conftest.in" "conftest.in" >"conftest.tmp" 150 mv "conftest.tmp" "conftest.in" 151 cp "conftest.in" "conftest.nl" 152 $as_echo 'EGREP' >> "conftest.nl" 153 "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break 154 diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break 155 as_fn_arith $ac_count + 1 && ac_count=$as_val 156 if test $ac_count -gt ${ac_path_EGREP_max-0}; then 157 # Best one so far, save it but keep looking for a better one 158 ac_cv_path_EGREP="$ac_path_EGREP" 159 ac_path_EGREP_max=$ac_count 160 fi 161 # 10*(2^10) chars as input seems more than enough 162 test $ac_count -gt 10 && break 163 done 164 rm -f conftest.in conftest.tmp conftest.nl conftest.out;; 165esac 166 167 $ac_path_EGREP_found && break 3 168 done 169 done 170 done 171IFS=$as_save_IFS 172 if test -z "$ac_cv_path_EGREP"; then 173 as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5 174 fi 175else 176 ac_cv_path_EGREP=$EGREP 177fi 178 179 fi 180fi 181{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5 182$as_echo "$ac_cv_path_EGREP" >&6; } 183 EGREP="$ac_cv_path_EGREP" 184 185 186cat confdefs.h - <<_ACEOF >conftest.$ac_ext 187/* end confdefs.h. */ 188#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ 189 yes 190 #endif 191 192_ACEOF 193if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | 194 $EGREP "yes" >/dev/null 2>&1; then : 195 endianness=le 196else 197 endianness=be 198fi 199rm -f conftest* 200 201 202 machine=arm/$endianness/$machine 203 with_fp_cond="!defined __SOFTFP__" 204esac 205