diff options
Diffstat (limited to 'nptl/sysdeps/pthread/configure')
| -rw-r--r-- | nptl/sysdeps/pthread/configure | 242 |
1 files changed, 150 insertions, 92 deletions
diff --git a/nptl/sysdeps/pthread/configure b/nptl/sysdeps/pthread/configure index 7768c5c741..3f7dcd61f3 100644 --- a/nptl/sysdeps/pthread/configure +++ b/nptl/sysdeps/pthread/configure @@ -1,39 +1,157 @@ + +# 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 +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 +} + + +# ac_fn_c_try_link LINENO +# ----------------------- +# Try to link conftest.$ac_ext, and return whether this succeeded. +ac_fn_c_try_link () +{ + as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack + rm -f conftest.$ac_objext conftest$ac_exeext + if { { ac_try="$ac_link" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +$as_echo "$ac_try_echo"; } >&5 + (eval "$ac_link") 2>conftest.err + ac_status=$? + if test -s conftest.err; then + grep -v '^ *+' conftest.err >conftest.er1 + cat conftest.er1 >&5 + mv -f conftest.er1 conftest.err + fi + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && { + test -z "$ac_c_werror_flag" || + test ! -s conftest.err + } && test -s conftest$ac_exeext && { + test "$cross_compiling" = yes || + $as_test_x conftest$ac_exeext + }; then : + ac_retval=0 +else + $as_echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + + ac_retval=1 +fi + # Delete the IPA/IPO (Inter Procedural Analysis/Optimization) information + # created by the PGI compiler (conftest_ipa8_conftest.oo), as it would + # interfere with the next link command; also delete a directory that is + # left behind by Apple's compiler. We do this before executing the actions. + rm -rf conftest.dSYM conftest_ipa8_conftest.oo + eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;} + as_fn_set_status $ac_retval + +} # ac_fn_c_try_link # This file is generated from configure.in by Autoconf. DO NOT EDIT! if test "x$libc_cv_gcc___thread" != xyes; then - { { $as_echo "$as_me:$LINENO: error: compiler support for __thread is required" >&5 -$as_echo "$as_me: error: compiler support for __thread is required" >&2;} - { (exit 1); exit 1; }; } + as_fn_error $? "compiler support for __thread is required" "$LINENO" 5 fi if test "x${libc_cv_visibility_attribute}" != xyes || test "x${libc_cv_broken_visibility_attribute}" != xno; then - { { $as_echo "$as_me:$LINENO: error: working compiler support for visibility attribute is required" >&5 -$as_echo "$as_me: error: working compiler support for visibility attribute is required" >&2;} - { (exit 1); exit 1; }; } + as_fn_error $? "working compiler support for visibility attribute is required" "$LINENO" 5 fi if test "x$libc_cv_asm_cfi_directives" != xyes; then case "$base_machine" in i386 | x86_64 | powerpc | s390) - { { $as_echo "$as_me:$LINENO: error: CFI directive support in assembler is required" >&5 -$as_echo "$as_me: error: CFI directive support in assembler is required" >&2;} - { (exit 1); exit 1; }; } ;; + as_fn_error $? "CFI directive support in assembler is required" "$LINENO" 5 ;; *) ;; esac fi -{ $as_echo "$as_me:$LINENO: checking for forced unwind support" >&5 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for forced unwind support" >&5 $as_echo_n "checking for forced unwind support... " >&6; } -if test "${libc_cv_forced_unwind+set}" = set; then +if test "${libc_cv_forced_unwind+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.$ac_ext /* end confdefs.h. */ #include <unwind.h> int @@ -47,58 +165,27 @@ _Unwind_GetCFA (context) return 0; } _ACEOF -rm -f conftest.$ac_objext conftest$ac_exeext -if { (ac_try="$ac_link" -case "(($ac_try" in - *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; - *) ac_try_echo=$ac_try;; -esac -eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\"" -$as_echo "$ac_try_echo") >&5 - (eval "$ac_link") 2>conftest.er1 - ac_status=$? - grep -v '^ *+' conftest.er1 >conftest.err - rm -f conftest.er1 - cat conftest.err >&5 - $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5 - (exit $ac_status); } && { - test -z "$ac_c_werror_flag" || - test ! -s conftest.err - } && test -s conftest$ac_exeext && { - test "$cross_compiling" = yes || - $as_test_x conftest$ac_exeext - }; then +if ac_fn_c_try_link "$LINENO"; then : libc_cv_forced_unwind=yes else - $as_echo "$as_me: failed program was:" >&5 -sed 's/^/| /' conftest.$ac_ext >&5 - - libc_cv_forced_unwind=no + libc_cv_forced_unwind=no fi - -rm -rf conftest.dSYM -rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \ - conftest$ac_exeext conftest.$ac_ext +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext fi -{ $as_echo "$as_me:$LINENO: result: $libc_cv_forced_unwind" >&5 +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_forced_unwind" >&5 $as_echo "$libc_cv_forced_unwind" >&6; } if test $libc_cv_forced_unwind = yes; then - cat >>confdefs.h <<\_ACEOF -#define HAVE_FORCED_UNWIND 1 -_ACEOF + $as_echo "#define HAVE_FORCED_UNWIND 1" >>confdefs.h old_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -Werror -fexceptions" - { $as_echo "$as_me:$LINENO: checking for C cleanup handling" >&5 + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for C cleanup handling" >&5 $as_echo_n "checking for C cleanup handling... " >&6; } -if test "${libc_cv_c_cleanup+set}" = set; then +if test "${libc_cv_c_cleanup+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.$ac_ext /* end confdefs.h. */ #include <stdio.h> @@ -113,49 +200,20 @@ main () return 0; } _ACEOF -rm -f conftest.$ac_objext conftest$ac_exeext -if { (ac_try="$ac_link" -case "(($ac_try" in - *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; - *) ac_try_echo=$ac_try;; -esac -eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\"" -$as_echo "$ac_try_echo") >&5 - (eval "$ac_link") 2>conftest.er1 - ac_status=$? - grep -v '^ *+' conftest.er1 >conftest.err - rm -f conftest.er1 - cat conftest.err >&5 - $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5 - (exit $ac_status); } && { - test -z "$ac_c_werror_flag" || - test ! -s conftest.err - } && test -s conftest$ac_exeext && { - test "$cross_compiling" = yes || - $as_test_x conftest$ac_exeext - }; then +if ac_fn_c_try_link "$LINENO"; then : libc_cv_c_cleanup=yes else - $as_echo "$as_me: failed program was:" >&5 -sed 's/^/| /' conftest.$ac_ext >&5 - - libc_cv_c_cleanup=no + libc_cv_c_cleanup=no fi - -rm -rf conftest.dSYM -rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \ - conftest$ac_exeext conftest.$ac_ext +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext fi -{ $as_echo "$as_me:$LINENO: result: $libc_cv_c_cleanup" >&5 +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_c_cleanup" >&5 $as_echo "$libc_cv_c_cleanup" >&6; } CFLAGS="$old_CFLAGS" if test $libc_cv_c_cleanup = no; then - { { $as_echo "$as_me:$LINENO: error: the compiler must support C cleanup handling" >&5 -$as_echo "$as_me: error: the compiler must support C cleanup handling" >&2;} - { (exit 1); exit 1; }; } + as_fn_error $? "the compiler must support C cleanup handling" "$LINENO" 5 fi else - { { $as_echo "$as_me:$LINENO: error: forced unwind support is required" >&5 -$as_echo "$as_me: error: forced unwind support is required" >&2;} - { (exit 1); exit 1; }; } + as_fn_error $? "forced unwind support is required" "$LINENO" 5 fi |