# This configure script is free software; the Free Software Foundation
# gives unlimited permission to copy, distribute and modify it.
#
-# Copyright (c) 1996-2017, PostgreSQL Global Development Group
+# Copyright (c) 1996-2018, PostgreSQL Global Development Group
## -------------------- ##
## M4sh Initialization. ##
## -------------------- ##
This configure script is free software; the Free Software Foundation
gives unlimited permission to copy, distribute and modify it.
-Copyright (c) 1996-2017, PostgreSQL Global Development Group
+Copyright (c) 1996-2018, PostgreSQL Global Development Group
_ACEOF
exit
fi
fi
fi
- for ac_func in SSL_get_current_compression
+ for ac_func in SSL_get_current_compression X509_get_signature_nid
do :
- ac_fn_c_check_func "$LINENO" "SSL_get_current_compression" "ac_cv_func_SSL_get_current_compression"
-if test "x$ac_cv_func_SSL_get_current_compression" = xyes; then :
+ as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
+ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
+if eval test \"x\$"$as_ac_var"\" = x"yes"; then :
cat >>confdefs.h <<_ACEOF
-#define HAVE_SSL_GET_CURRENT_COMPRESSION 1
+#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
_ACEOF
fi
else
LDAP_LIBS_FE="-lldap $EXTRA_LDAP_LIBS"
fi
+ for ac_func in ldap_initialize
+do :
+ ac_fn_c_check_func "$LINENO" "ldap_initialize" "ac_cv_func_ldap_initialize"
+if test "x$ac_cv_func_ldap_initialize" = xyes; then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_LDAP_INITIALIZE 1
+_ACEOF
+
+fi
+done
+
else
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ldap_bind in -lwldap32" >&5
$as_echo_n "checking for ldap_bind in -lwldap32... " >&6; }
else
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
-static int x; static int y[__builtin_constant_p(x) ? x : 1];
+static int x;
+ static int y[__builtin_constant_p(x) ? x : 1];
+ static int z[__builtin_constant_p("string literal") ? 1 : x];
+
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
+PG_INT64_TYPE a = 1;
+PG_INT64_TYPE b = 1;
+PG_INT64_TYPE result;
+int oflo;
+
int
main ()
{
-PG_INT64_TYPE result;
-__builtin_mul_overflow((PG_INT64_TYPE) 1, (PG_INT64_TYPE) 2, &result);
-
+oflo = __builtin_mul_overflow(a, b, &result);
;
return 0;
}
/* end confdefs.h. */
/*
+ * We don't actually run this test, just link it to verify that any support
+ * functions needed for __int128 are present.
+ *
* These are globals to discourage the compiler from folding all the
* arithmetic tests down to compile-time constants. We do not have
- * convenient support for 64bit literals at this point...
+ * convenient support for 128bit literals at this point...
*/
__int128 a = 48828125;
-__int128 b = 97656255;
+__int128 b = 97656250;
int
main ()
__int128 c,d;
a = (a << 12) + 1; /* 200000000001 */
b = (b << 12) + 5; /* 400000000005 */
-/* use the most relevant arithmetic ops */
+/* try the most relevant arithmetic ops */
c = a * b;
d = (c + b) / b;
-/* return different values, to prevent optimizations */
+/* must use the results, else compiler may optimize arithmetic away */
if (d != a+1)
- return 0;
-return 1;
+ return 1;
;
return 0;
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $pgac_cv__128bit_int" >&5
$as_echo "$pgac_cv__128bit_int" >&6; }
if test x"$pgac_cv__128bit_int" = xyes ; then
+ # Use of non-default alignment with __int128 tickles bugs in some compilers.
+ # If not cross-compiling, we can test for bugs and disable use of __int128
+ # with buggy compilers. If cross-compiling, hope for the best.
+ # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83925
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for __int128 alignment bug" >&5
+$as_echo_n "checking for __int128 alignment bug... " >&6; }
+if ${pgac_cv__128bit_int_bug+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test "$cross_compiling" = yes; then :
+ pgac_cv__128bit_int_bug="assuming ok"
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+/* This must match the corresponding code in c.h: */
+#if defined(__GNUC__) || defined(__SUNPRO_C) || defined(__IBMC__)
+#define pg_attribute_aligned(a) __attribute__((aligned(a)))
+#endif
+typedef __int128 int128a
+#if defined(pg_attribute_aligned)
+pg_attribute_aligned(8)
+#endif
+;
+int128a holder;
+void pass_by_val(void *buffer, int128a par) { holder = par; }
+
+int
+main ()
+{
+
+long int i64 = 97656225L << 12;
+int128a q;
+pass_by_val(main, (int128a) i64);
+q = (int128a) i64;
+if (q != holder)
+ return 1;
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+ pgac_cv__128bit_int_bug=ok
+else
+ pgac_cv__128bit_int_bug=broken
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+ conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $pgac_cv__128bit_int_bug" >&5
+$as_echo "$pgac_cv__128bit_int_bug" >&6; }
+ if test x"$pgac_cv__128bit_int_bug" != xbroken ; then
$as_echo "#define PG_INT128_TYPE __int128" >>confdefs.h
- # The cast to long int works around a bug in the HP C Compiler,
+ # The cast to long int works around a bug in the HP C Compiler,
# see AC_CHECK_SIZEOF for more information.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking alignment of PG_INT128_TYPE" >&5
$as_echo_n "checking alignment of PG_INT128_TYPE... " >&6; }
_ACEOF
+ fi
fi
# Check for various atomic operations now that we have checked how to declare
projects / postgresql / blobdiff