diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/configure')
| -rw-r--r-- | sysdeps/unix/sysv/linux/configure | 196 |
1 files changed, 132 insertions, 64 deletions
diff --git a/sysdeps/unix/sysv/linux/configure b/sysdeps/unix/sysv/linux/configure index 06105c7e69..d05bd13982 100644 --- a/sysdeps/unix/sysv/linux/configure +++ b/sysdeps/unix/sysv/linux/configure @@ -1,3 +1,102 @@ + +# as_fn_set_status STATUS +# ----------------------- +# Set $? to STATUS, without forking. +as_fn_set_status () +{ + return $1 +} # as_fn_set_status + +# as_fn_exit STATUS +# ----------------- +# Exit the shell with STATUS, even in a "trap 0" or "set -e" context. +as_fn_exit () +{ + set +e + as_fn_set_status $1 + exit $1 +} # as_fn_exit +# as_fn_arith ARG... +# ------------------ +# Perform arithmetic evaluation on the ARGs, and store the result in the +# global $as_val. Take advantage of shells that can avoid forks. The arguments +# must be portable across $(()) and expr. +if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then : + eval 'as_fn_arith () + { + as_val=$(( $* )) + }' +else + as_fn_arith () + { + as_val=`expr "$@" || test $? -eq 1` + } +fi # as_fn_arith + +if expr a : '\(a\)' >/dev/null 2>&1 && + test "X`expr 00001 : '.*\(...\)'`" = X001; then + as_expr=expr +else + as_expr=false +fi + +if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then + as_basename=basename +else + as_basename=false +fi + +as_me=`$as_basename -- "$0" || +$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \ + X"$0" : 'X\(//\)$' \| \ + X"$0" : 'X\(/\)' \| . 2>/dev/null || +$as_echo X/"$0" | + sed '/^.*\/\([^/][^/]*\)\/*$/{ + s//\1/ + q + } + /^X\/\(\/\/\)$/{ + s//\1/ + q + } + /^X\/\(\/\).*/{ + s//\1/ + q + } + s/.*/./; q'` + + + as_lineno_1=$LINENO as_lineno_1a=$LINENO + as_lineno_2=$LINENO as_lineno_2a=$LINENO + eval 'test "x$as_lineno_1'$as_run'" != "x$as_lineno_2'$as_run'" && + test "x`expr $as_lineno_1'$as_run' + 1`" = "x$as_lineno_2'$as_run'"' || { + # Blame Lee E. McMahon (1931-1989) for sed's syntax. :-) + sed -n ' + p + /[$]LINENO/= + ' <$as_myself | + sed ' + s/[$]LINENO.*/&-/ + t lineno + b + :lineno + N + :loop + s/[$]LINENO\([^'$as_cr_alnum'_].*\n\)\(.*\)/\2\1\2/ + t loop + s/-\n.*// + ' >$as_me.lineno && + chmod +x "$as_me.lineno" || + { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; } + + # Don't try to exec as it changes $[0], causing all sort of problems + # (the dirname of $[0] is not the place where we might find the + # original and so on. Autoconf is especially sensitive to this). + . "./$as_me.lineno" + # Exit status is that of the last command. + exit +} + # This file is generated from configure.in by Autoconf. DO NOT EDIT! # Local configure fragment for sysdeps/unix/sysv/linux. @@ -11,9 +110,9 @@ if test -n "$sysheaders"; then fi -{ $as_echo "$as_me:$LINENO: checking for grep that handles long lines and -e" >&5 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5 $as_echo_n "checking for grep that handles long lines and -e... " >&6; } -if test "${ac_cv_path_GREP+set}" = set; then +if test "${ac_cv_path_GREP+set}" = set; then : $as_echo_n "(cached) " >&6 else if test -z "$GREP"; then @@ -24,7 +123,7 @@ 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 grep ggrep; do + for ac_prog in grep ggrep; do for ac_exec_ext in '' $ac_executable_extensions; do ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext" { test -f "$ac_path_GREP" && $as_test_x "$ac_path_GREP"; } || continue @@ -44,7 +143,7 @@ case `"$ac_path_GREP" --version 2>&1` in $as_echo 'GREP' >> "conftest.nl" "$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 - ac_count=`expr $ac_count + 1` + 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" @@ -59,26 +158,24 @@ esac $ac_path_GREP_found && break 3 done done -done + done IFS=$as_save_IFS if test -z "$ac_cv_path_GREP"; then - { { $as_echo "$as_me:$LINENO: error: no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" >&5 -$as_echo "$as_me: error: no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" >&2;} - { (exit 1); exit 1; }; } + as_fn_error $? "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5 fi else ac_cv_path_GREP=$GREP fi fi -{ $as_echo "$as_me:$LINENO: result: $ac_cv_path_GREP" >&5 +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5 $as_echo "$ac_cv_path_GREP" >&6; } GREP="$ac_cv_path_GREP" -{ $as_echo "$as_me:$LINENO: checking for egrep" >&5 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5 $as_echo_n "checking for egrep... " >&6; } -if test "${ac_cv_path_EGREP+set}" = set; then +if test "${ac_cv_path_EGREP+set}" = set; then : $as_echo_n "(cached) " >&6 else if echo a | $GREP -E '(a|b)' >/dev/null 2>&1 @@ -92,7 +189,7 @@ 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_prog in egrep; do for ac_exec_ext in '' $ac_executable_extensions; do ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext" { test -f "$ac_path_EGREP" && $as_test_x "$ac_path_EGREP"; } || continue @@ -112,7 +209,7 @@ case `"$ac_path_EGREP" --version 2>&1` in $as_echo 'EGREP' >> "conftest.nl" "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break - ac_count=`expr $ac_count + 1` + 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" @@ -127,12 +224,10 @@ esac $ac_path_EGREP_found && break 3 done done -done + done IFS=$as_save_IFS if test -z "$ac_cv_path_EGREP"; then - { { $as_echo "$as_me:$LINENO: error: no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" >&5 -$as_echo "$as_me: error: no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" >&2;} - { (exit 1); exit 1; }; } + as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5 fi else ac_cv_path_EGREP=$EGREP @@ -140,21 +235,17 @@ fi fi fi -{ $as_echo "$as_me:$LINENO: result: $ac_cv_path_EGREP" >&5 +{ $as_echo "$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:$LINENO: checking installed Linux kernel header files" >&5 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking installed Linux kernel header files" >&5 $as_echo_n "checking installed Linux kernel header files... " >&6; } -if test "${libc_cv_linux2010+set}" = set; then +if test "${libc_cv_linux2010+set}" = set; then : $as_echo_n "(cached) " >&6 else - cat >conftest.$ac_ext <<_ACEOF -/* confdefs.h. */ -_ACEOF -cat confdefs.h >>conftest.$ac_ext -cat >>conftest.$ac_ext <<_ACEOF + cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include <linux/version.h> #if !defined LINUX_VERSION_CODE || LINUX_VERSION_CODE < (2 *65536+ 0 *256+ 10) /* 2.0.10 */ @@ -162,7 +253,7 @@ eat flaming death #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | - $EGREP "eat flaming death" >/dev/null 2>&1; then + $EGREP "eat flaming death" >/dev/null 2>&1; then : libc_cv_linux2010='TOO OLD!' else libc_cv_linux2010='2.0.10 or later' @@ -170,26 +261,17 @@ fi rm -f conftest* fi -{ $as_echo "$as_me:$LINENO: result: $libc_cv_linux2010" >&5 +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_linux2010" >&5 $as_echo "$libc_cv_linux2010" >&6; } if test "$libc_cv_linux2010" != '2.0.10 or later'; then - { { $as_echo "$as_me:$LINENO: error: GNU libc requires kernel header files from + as_fn_error $? "GNU libc requires kernel header files from Linux 2.0.10 or later to be installed before configuring. The kernel header files are found usually in /usr/include/asm and /usr/include/linux; make sure these directories use files from Linux 2.0.10 or later. This check uses <linux/version.h>, so make sure that file was built correctly when installing the kernel header files. To use kernel headers not from /usr/include/linux, use the -configure option --with-headers." >&5 -$as_echo "$as_me: error: GNU libc requires kernel header files from -Linux 2.0.10 or later to be installed before configuring. -The kernel header files are found usually in /usr/include/asm and -/usr/include/linux; make sure these directories use files from -Linux 2.0.10 or later. This check uses <linux/version.h>, so -make sure that file was built correctly when installing the kernel header -files. To use kernel headers not from /usr/include/linux, use the -configure option --with-headers." >&2;} - { (exit 1); exit 1; }; } +configure option --with-headers." "$LINENO" 5 fi # If the user gave a minimal version number test whether the available @@ -263,7 +345,7 @@ if test -n "$minimum_kernel"; then arch_version=$((`echo "$arch_minimum_kernel.0.0.0" | sed 's/\([0-9]*\)\.\([0-9]*\)\.\([0-9]*\).*/\1 \* 65536 + \2 \* 256 + \3/'`)) if test $user_version -lt $arch_version; then - { $as_echo "$as_me:$LINENO: WARNING: minimum kernel version reset to $arch_minimum_kernel" >&5 + { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: minimum kernel version reset to $arch_minimum_kernel" >&5 $as_echo "$as_me: WARNING: minimum kernel version reset to $arch_minimum_kernel" >&2;} minimum_kernel=$arch_minimum_kernel fi @@ -274,15 +356,11 @@ else fi if test -n "$minimum_kernel"; then - { $as_echo "$as_me:$LINENO: checking for kernel header at least $minimum_kernel" >&5 + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for kernel header at least $minimum_kernel" >&5 $as_echo_n "checking for kernel header at least $minimum_kernel... " >&6; } decnum=`echo "$minimum_kernel.0.0.0" | sed 's/\([0-9]*\)\.\([0-9]*\)\.\([0-9]*\).*/(\1 * 65536 + \2 * 256 + \3)/'`; abinum=`echo "$minimum_kernel.0.0.0" | sed 's/\([0-9]*\)\.\([0-9]*\)\.\([0-9]*\).*/\1,\2,\3/'`; - cat >conftest.$ac_ext <<_ACEOF -/* confdefs.h. */ -_ACEOF -cat confdefs.h >>conftest.$ac_ext -cat >>conftest.$ac_ext <<_ACEOF + cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include <linux/version.h> #if LINUX_VERSION_CODE < $decnum @@ -290,14 +368,14 @@ eat flaming death #endif _ACEOF if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | - $EGREP "eat flaming death" >/dev/null 2>&1; then + $EGREP "eat flaming death" >/dev/null 2>&1; then : libc_minimum_kernel='too old!' else libc_minimum_kernel=ok fi rm -f conftest* - { $as_echo "$as_me:$LINENO: result: $libc_minimum_kernel" >&5 + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_minimum_kernel" >&5 $as_echo "$libc_minimum_kernel" >&6; } if test "$libc_minimum_kernel" = ok; then cat >>confdefs.h <<_ACEOF @@ -309,11 +387,8 @@ _ACEOF _ACEOF else - { { $as_echo "$as_me:$LINENO: error: *** The available kernel headers are older than the requested -*** compatible kernel version" >&5 -$as_echo "$as_me: error: *** The available kernel headers are older than the requested -*** compatible kernel version" >&2;} - { (exit 1); exit 1; }; } + as_fn_error $? "*** The available kernel headers are older than the requested +*** compatible kernel version" "$LINENO" 5 fi fi @@ -441,7 +516,7 @@ if test $host = $build; then else ac_prefix=$ac_default_prefix fi - { $as_echo "$as_me:$LINENO: checking for symlinks in ${ac_prefix}/include" >&5 + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for symlinks in ${ac_prefix}/include" >&5 $as_echo_n "checking for symlinks in ${ac_prefix}/include... " >&6; } ac_message= if test -L ${ac_prefix}/include/net; then @@ -453,23 +528,16 @@ $as_echo_n "checking for symlinks in ${ac_prefix}/include... " >&6; } ${ac_prefix}/include/scsi is a symlink" fi if test -n "$ac_message"; then - { { $as_echo "$as_me:$LINENO: error: $ac_message + as_fn_error $? "$ac_message \`make install' will destroy the target of the link(s). Delete the links and re-run configure, or better still, move the entire -${ac_prefix}/include directory out of the way." >&5 -$as_echo "$as_me: error: $ac_message -\`make install' will destroy the target of the link(s). -Delete the links and re-run configure, or better still, move the entire -${ac_prefix}/include directory out of the way." >&2;} - { (exit 1); exit 1; }; } +${ac_prefix}/include directory out of the way." "$LINENO" 5 else - { $as_echo "$as_me:$LINENO: result: ok" >&5 + { $as_echo "$as_me:${as_lineno-$LINENO}: result: ok" >&5 $as_echo "ok" >&6; } fi fi # We have inlined syscalls. -cat >>confdefs.h <<\_ACEOF -#define HAVE_INLINED_SYSCALLS 1 -_ACEOF +$as_echo "#define HAVE_INLINED_SYSCALLS 1" >>confdefs.h |