diff options
Diffstat (limited to 'libstdc++-v3/configure')
| -rwxr-xr-x | libstdc++-v3/configure | 186 |
1 files changed, 107 insertions, 79 deletions
diff --git a/libstdc++-v3/configure b/libstdc++-v3/configure index 90985426c50..2e6affaf740 100755 --- a/libstdc++-v3/configure +++ b/libstdc++-v3/configure @@ -2201,60 +2201,6 @@ fi } # ac_fn_cxx_check_header_mongrel -# ac_fn_c_check_type LINENO TYPE VAR INCLUDES -# ------------------------------------------- -# Tests whether TYPE exists after having included INCLUDES, setting cache -# variable VAR accordingly. -ac_fn_c_check_type () -{ - as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack - { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5 -$as_echo_n "checking for $2... " >&6; } -if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then : - $as_echo_n "(cached) " >&6 -else - eval "$3=no" - cat confdefs.h - <<_ACEOF >conftest.$ac_ext -/* end confdefs.h. */ -$4 -int -main () -{ -if (sizeof ($2)) - return 0; - ; - return 0; -} -_ACEOF -if ac_fn_c_try_compile "$LINENO"; then : - cat confdefs.h - <<_ACEOF >conftest.$ac_ext -/* end confdefs.h. */ -$4 -int -main () -{ -if (sizeof (($2))) - return 0; - ; - return 0; -} -_ACEOF -if ac_fn_c_try_compile "$LINENO"; then : - -else - eval "$3=yes" -fi -rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext -fi -rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext -fi -eval ac_res=\$$3 - { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 -$as_echo "$ac_res" >&6; } - eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;} - -} # ac_fn_c_check_type - # ac_fn_c_compute_int LINENO EXPR VAR INCLUDES # -------------------------------------------- # Tries to find the compile-time value of EXPR in a program that includes @@ -2432,6 +2378,60 @@ rm -f conftest.val return $ac_retval } # ac_fn_c_compute_int + +# ac_fn_c_check_type LINENO TYPE VAR INCLUDES +# ------------------------------------------- +# Tests whether TYPE exists after having included INCLUDES, setting cache +# variable VAR accordingly. +ac_fn_c_check_type () +{ + as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5 +$as_echo_n "checking for $2... " >&6; } +if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then : + $as_echo_n "(cached) " >&6 +else + eval "$3=no" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$4 +int +main () +{ +if (sizeof ($2)) + return 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$4 +int +main () +{ +if (sizeof (($2))) + return 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + +else + eval "$3=yes" +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +eval ac_res=\$$3 + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +$as_echo "$ac_res" >&6; } + eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;} + +} # ac_fn_c_check_type cat >config.log <<_ACEOF This file contains any messages produced by compilers while running configure, to aid debugging if configure makes a mistake. @@ -18676,45 +18676,73 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu -# For common values of EOF, SEEK_CUR, SEEK_END. +# For the EOF, SEEK_CUR, and SEEK_END integer constants. - { $as_echo "$as_me:${as_lineno-$LINENO}: checking for EOF == -1, SEEK_CUR == 1, SEEK_END == 2" >&5 -$as_echo_n "checking for EOF == -1, SEEK_CUR == 1, SEEK_END == 2... " >&6; } - if test "${glibcxx_cv_stdio_macros+set}" = set; then : + { $as_echo "$as_me:${as_lineno-$LINENO}: checking For some <stdio.h> integer constants." >&5 +$as_echo_n "checking For some <stdio.h> integer constants.... " >&6; } + + if test "${glibcxx_cv_stdio_eof+set}" = set; then : $as_echo_n "(cached) " >&6 else - cat confdefs.h - <<_ACEOF >conftest.$ac_ext -/* end confdefs.h. */ -#include <stdio.h> -int -main () -{ -#if ((EOF != -1) || (SEEK_CUR != 1) || (SEEK_END != 2)) - unusual values... - #endif + if ac_fn_c_compute_int "$LINENO" "EOF" "glibcxx_cv_stdio_eof" "#include <stdio.h>"; then : - ; - return 0; -} +else + as_fn_error "computing EOF failed" "$LINENO" 5 +fi + + +fi + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $glibcxx_cv_stdio_eof" >&5 +$as_echo "$glibcxx_cv_stdio_eof" >&6; } + +cat >>confdefs.h <<_ACEOF +#define _GLIBCXX_STDIO_EOF $glibcxx_cv_stdio_eof _ACEOF -if ac_fn_c_try_compile "$LINENO"; then : - glibcxx_cv_stdio_macros=yes + + + if test "${glibcxx_cv_stdio_seek_cur+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if ac_fn_c_compute_int "$LINENO" "SEEK_CUR" "glibcxx_cv_stdio_seek_cur" "#include <stdio.h>"; then : + else - glibcxx_cv_stdio_macros=no + as_fn_error "computing SEEK_CUR failed" "$LINENO" 5 fi -rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + fi - { $as_echo "$as_me:${as_lineno-$LINENO}: result: $glibcxx_cv_stdio_macros" >&5 -$as_echo "$glibcxx_cv_stdio_macros" >&6; } - if test x"$glibcxx_cv_stdio_macros" = x"yes"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $glibcxx_cv_stdio_seek_cur" >&5 +$as_echo "$glibcxx_cv_stdio_seek_cur" >&6; } -$as_echo "#define _GLIBCXX_STDIO_MACROS 1" >>confdefs.h +cat >>confdefs.h <<_ACEOF +#define _GLIBCXX_STDIO_SEEK_CUR $glibcxx_cv_stdio_seek_cur +_ACEOF - fi + + if test "${glibcxx_cv_stdio_seek_end+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if ac_fn_c_compute_int "$LINENO" "SEEK_END" "glibcxx_cv_stdio_seek_end" "#include <stdio.h>"; then : + +else + as_fn_error "computing SEEK_END failed" "$LINENO" 5 +fi + + +fi + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $glibcxx_cv_stdio_seek_end" >&5 +$as_echo "$glibcxx_cv_stdio_seek_end" >&6; } + +cat >>confdefs.h <<_ACEOF +#define _GLIBCXX_STDIO_SEEK_END $glibcxx_cv_stdio_seek_end +_ACEOF |