WARN_CFLAGS=
save_CFLAGS="$CFLAGS"
-for option in -W -Wall -Wwrite-strings -Wstrict-prototypes \
+for real_option in -W -Wall -Wwrite-strings -Wstrict-prototypes \
-Wmissing-prototypes -Wold-style-definition \
-Wmissing-format-attribute -Wno-overlength-strings; do
+ # Do the check with the no- prefix removed since gcc silently
+ # accepts any -Wno-* option on purpose
+ case $real_option in
+ -Wno-*) option=-W`expr x$real_option : 'x-Wno-\(.*\)'` ;;
+ *) option=$real_option ;;
+ esac
as_acx_Woption=`$as_echo "acx_cv_prog_cc_warning_$option" | $as_tr_sh`
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports $option" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
$as_echo "$ac_res" >&6; }
if test `eval 'as_val=${'$as_acx_Woption'};$as_echo "$as_val"'` = yes; then :
- WARN_CFLAGS="$WARN_CFLAGS${WARN_CFLAGS:+ }$option"
+ WARN_CFLAGS="$WARN_CFLAGS${WARN_CFLAGS:+ }$real_option"
fi
done
CFLAGS="$save_CFLAGS"
WARN_PEDANTIC=
+# Do the check with the no- prefix removed from the warning options
+# since gcc silently accepts any -Wno-* option on purpose
if test "$GCC" = yes; then :
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports -pedantic -Wno-long-long" >&5
-$as_echo_n "checking whether $CC supports -pedantic -Wno-long-long... " >&6; }
-if test "${acx_cv_prog_cc_pedantic__Wno_long_long+set}" = set; then :
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports -pedantic -Wlong-long" >&5
+$as_echo_n "checking whether $CC supports -pedantic -Wlong-long... " >&6; }
+if test "${acx_cv_prog_cc_pedantic__Wlong_long+set}" = set; then :
$as_echo_n "(cached) " >&6
else
save_CFLAGS="$CFLAGS"
-CFLAGS="-pedantic -Wno-long-long"
+CFLAGS="-pedantic -Wlong-long"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
}
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
- acx_cv_prog_cc_pedantic__Wno_long_long=yes
+ acx_cv_prog_cc_pedantic__Wlong_long=yes
else
- acx_cv_prog_cc_pedantic__Wno_long_long=no
+ acx_cv_prog_cc_pedantic__Wlong_long=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
CFLAGS="$save_CFLAGS"
fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $acx_cv_prog_cc_pedantic__Wno_long_long" >&5
-$as_echo "$acx_cv_prog_cc_pedantic__Wno_long_long" >&6; }
-if test $acx_cv_prog_cc_pedantic__Wno_long_long = yes; then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $acx_cv_prog_cc_pedantic__Wlong_long" >&5
+$as_echo "$acx_cv_prog_cc_pedantic__Wlong_long" >&6; }
+if test $acx_cv_prog_cc_pedantic__Wlong_long = yes; then :
WARN_PEDANTIC="$WARN_PEDANTIC${WARN_PEDANTIC:+ }-pedantic -Wno-long-long"
fi
i?86-*-msdosdjgpp* | \
i?86-*-mingw32* | \
x86_64-*-mingw32* | \
- *-*-beos* )
+ *-*-beos* | \
+ *-*-*vms*)
TARGET=twoprocess
;;
# read() to the same fd. The only system known to have a problem here
# is VMS, where text files have record structure.
case "$host_os" in
- vms* | ultrix*)
+ *vms* | ultrix*)
gcc_cv_func_mmap_file=no ;;
*)
gcc_cv_func_mmap_file=yes;;
# Systems known to be in this category are Windows (all variants),
# VMS, and Darwin.
case "$host_os" in
- vms* | cygwin* | pe | mingw* | darwin* | ultrix* | hpux10* | hpux11.00)
+ *vms* | cygwin* | pe | mingw* | darwin* | ultrix* | hpux10* | hpux11.00)
gcc_cv_func_mmap_dev_zero=no ;;
*)
gcc_cv_func_mmap_dev_zero=yes;;
# above for use of /dev/zero.
# Systems known to be in this category are Windows, VMS, and SCO Unix.
case "$host_os" in
- vms* | cygwin* | pe | mingw* | sco* | udk* )
+ *vms* | cygwin* | pe | mingw* | sco* | udk* )
gcc_cv_func_mmap_anon=no ;;
*)
gcc_cv_func_mmap_anon=yes;;