re PR libfortran/26540 ([4.1 only] intrinsics/signal.c warnings)
PR libfortran/26540 * intrinsics/signal.c (signal_sub, signal_sub_int): Use intptr_t if available to cast function pointers to int and back. * configure.ac: Check for intptr_t. * config.h.in: Regenerate. * configure: Regenerate. From-SVN: r117556
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Francois-Xavier Coudert
François-Xavier Coudert
parent
bec93d7937
commit
28f8c9e97b
@ -1,3 +1,12 @@
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2006-10-08 Francois-Xavier Coudert <coudert@clipper.ens.fr>
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PR libfortran/26540
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* intrinsics/signal.c (signal_sub, signal_sub_int): Use intptr_t
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if available to cast function pointers to int and back.
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* configure.ac: Check for intptr_t.
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* config.h.in: Regenerate.
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* configure: Regenerate.
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2006-10-01 Francois-Xavier Coudert <coudert@clipper.ens.fr>
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PR fortran/16580
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@ -390,6 +390,9 @@
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/* Define to 1 if you have the <ieeefp.h> header file. */
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#undef HAVE_IEEEFP_H
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/* Define to 1 if the system has the type `intptr_t'. */
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#undef HAVE_INTPTR_T
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/* Define to 1 if you have the <inttypes.h> header file. */
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#undef HAVE_INTTYPES_H
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136
libgfortran/configure
vendored
136
libgfortran/configure
vendored
@ -6898,8 +6898,9 @@ fi
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break
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done
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if test "$acx_cv_header_stdint" = stddef.h; then
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acx_cv_header_stdint_kind="(lacks uintptr_t)"
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acx_cv_header_stdint_kind="(lacks uintmax_t)"
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for i in stdint.h $inttype_headers; do
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unset ac_cv_type_uintptr_t
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unset ac_cv_type_uint32_t
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unset ac_cv_type_uint64_t
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echo $ECHO_N "looking for an incomplete stdint.h in $i, $ECHO_C" >&6
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@ -7025,11 +7026,65 @@ rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
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fi
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echo "$as_me:$LINENO: result: $ac_cv_type_uint64_t" >&5
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echo "${ECHO_T}$ac_cv_type_uint64_t" >&6
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if test $ac_cv_type_uint64_t = yes; then
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:
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echo "$as_me:$LINENO: checking for uintptr_t" >&5
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echo $ECHO_N "checking for uintptr_t... $ECHO_C" >&6
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if test "${ac_cv_type_uintptr_t+set}" = set; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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acx_cv_header_stdint_kind="(lacks uintptr_t and uint64_t)"
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cat >conftest.$ac_ext <<_ACEOF
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/* confdefs.h. */
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_ACEOF
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cat confdefs.h >>conftest.$ac_ext
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cat >>conftest.$ac_ext <<_ACEOF
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/* end confdefs.h. */
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#include <sys/types.h>
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#include <$i>
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int
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main ()
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{
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if ((uintptr_t *) 0)
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return 0;
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if (sizeof (uintptr_t))
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return 0;
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;
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return 0;
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}
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_ACEOF
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rm -f conftest.$ac_objext
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if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
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(eval $ac_compile) 2>conftest.er1
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ac_status=$?
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grep -v '^ *+' conftest.er1 >conftest.err
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rm -f conftest.er1
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cat conftest.err >&5
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); } &&
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{ ac_try='test -z "$ac_c_werror_flag"
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|| test ! -s conftest.err'
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{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
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(eval $ac_try) 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; } &&
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{ ac_try='test -s conftest.$ac_objext'
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{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
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(eval $ac_try) 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; }; then
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ac_cv_type_uintptr_t=yes
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else
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echo "$as_me: failed program was:" >&5
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sed 's/^/| /' conftest.$ac_ext >&5
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ac_cv_type_uintptr_t=no
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fi
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rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
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fi
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echo "$as_me:$LINENO: result: $ac_cv_type_uintptr_t" >&5
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echo "${ECHO_T}$ac_cv_type_uintptr_t" >&6
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break
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done
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@ -7162,11 +7217,6 @@ rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
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fi
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echo "$as_me:$LINENO: result: $ac_cv_type_u_int64_t" >&5
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echo "${ECHO_T}$ac_cv_type_u_int64_t" >&6
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if test $ac_cv_type_u_int64_t = yes; then
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:
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else
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acx_cv_header_stdint_kind="(u_intXX_t style, lacks u_int64_t)"
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fi
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break
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done
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@ -10037,6 +10087,7 @@ fi
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done
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for ac_func in wait setmode
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do
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as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
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@ -10144,6 +10195,73 @@ fi
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done
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# Check for types
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echo "$as_me:$LINENO: checking for intptr_t" >&5
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echo $ECHO_N "checking for intptr_t... $ECHO_C" >&6
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if test "${ac_cv_type_intptr_t+set}" = set; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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cat >conftest.$ac_ext <<_ACEOF
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/* confdefs.h. */
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_ACEOF
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cat confdefs.h >>conftest.$ac_ext
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cat >>conftest.$ac_ext <<_ACEOF
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/* end confdefs.h. */
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$ac_includes_default
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int
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main ()
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{
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if ((intptr_t *) 0)
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return 0;
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if (sizeof (intptr_t))
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return 0;
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;
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return 0;
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}
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_ACEOF
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rm -f conftest.$ac_objext
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if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
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(eval $ac_compile) 2>conftest.er1
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ac_status=$?
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grep -v '^ *+' conftest.er1 >conftest.err
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rm -f conftest.er1
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cat conftest.err >&5
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); } &&
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{ ac_try='test -z "$ac_c_werror_flag"
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|| test ! -s conftest.err'
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{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
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(eval $ac_try) 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; } &&
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{ ac_try='test -s conftest.$ac_objext'
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{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
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(eval $ac_try) 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; }; then
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ac_cv_type_intptr_t=yes
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else
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echo "$as_me: failed program was:" >&5
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sed 's/^/| /' conftest.$ac_ext >&5
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ac_cv_type_intptr_t=no
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fi
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rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
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fi
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echo "$as_me:$LINENO: result: $ac_cv_type_intptr_t" >&5
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echo "${ECHO_T}$ac_cv_type_intptr_t" >&6
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if test $ac_cv_type_intptr_t = yes; then
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cat >>confdefs.h <<_ACEOF
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#define HAVE_INTPTR_T 1
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_ACEOF
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fi
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# Check libc for getgid, getpid, getuid
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echo "$as_me:$LINENO: checking for getgid in -lc" >&5
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echo $ECHO_N "checking for getgid in -lc... $ECHO_C" >&6
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@ -174,6 +174,9 @@ AC_CHECK_FUNCS(chdir strerror getlogin gethostname kill link symlink perror)
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AC_CHECK_FUNCS(sleep time ttyname signal alarm ctime clock access fork execl)
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AC_CHECK_FUNCS(wait setmode)
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# Check for types
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AC_CHECK_TYPES([intptr_t])
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# Check libc for getgid, getpid, getuid
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AC_CHECK_LIB([c],[getgid],[AC_DEFINE([HAVE_GETGID],[1],[libc includes getgid])])
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AC_CHECK_LIB([c],[getpid],[AC_DEFINE([HAVE_GETPID],[1],[libc includes getpid])])
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@ -38,8 +38,18 @@ Boston, MA 02110-1301, USA. */
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#include <signal.h>
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#endif
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#ifdef HAVE_INTTYPES_H
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#include <inttypes.h>
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#endif
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#include <errno.h>
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#ifdef HAVE_INTPTR_T
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# define INTPTR_T intptr_t
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#else
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# define INTPTR_T int
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#endif
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/* SIGNAL subroutine with PROCEDURE as handler */
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extern void signal_sub (int *, void (*)(int), int *);
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iexport_proto(signal_sub);
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@ -48,8 +58,13 @@ void
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signal_sub (int *number, void (*handler)(int), int *status)
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{
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#ifdef HAVE_SIGNAL
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INTPTR_T ret;
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if (status != NULL)
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*status = (int) signal (*number, handler);
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{
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ret = (INTPTR_T) signal (*number, handler);
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*status = (int) ret;
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}
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else
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signal (*number, handler);
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#else
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@ -69,10 +84,15 @@ void
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signal_sub_int (int *number, int *handler, int *status)
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{
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#ifdef HAVE_SIGNAL
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INTPTR_T ptr = *handler, ret;
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if (status != NULL)
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*status = (int) signal (*number, (void (*)(int)) *handler);
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{
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ret = (INTPTR_T) signal (*number, (void (*)(int)) ptr);
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*status = (int) ret;
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}
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else
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signal (*number, (void (*)(int)) *handler);
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signal (*number, (void (*)(int)) ptr);
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#else
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errno = ENOSYS;
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if (status != NULL)
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