Implement mdb-locales patch

Author: usernamedt

configure

@@ -698,6 +698,7 @@ BISON
 MKDIR_P
 LN_S
 TAR
+USE_MDBLOCALES
 install_bin
 INSTALL_DATA
 INSTALL_SCRIPT
@@ -944,6 +945,7 @@ with_rt
 with_libcurl
 with_apr_config
 with_gnu_ld
+with_mdblocales
 with_ssl
 with_openssl
 enable_openssl_redirect
@@ -1702,6 +1704,7 @@ Optional Packages:
   --without-libcurl       do not use libcurl
   --with-apr-config=PATH  path to apr-1-config utility
   --with-gnu-ld           assume the C compiler uses GNU ld [default=no]
+  --without-mdblocales    build without MDB locales
   --with-ssl=LIB          use LIB for SSL/TLS support (openssl)
   --with-openssl          obsolete spelling of --with-ssl=openssl
 
@@ -2918,7 +2921,6 @@ PG_PACKAGE_VERSION=14.4
 
 
 
-
 ac_aux_dir=
 for ac_dir in config "$srcdir"/config; do
   if test -f "$ac_dir/install-sh"; then
@@ -12136,6 +12138,38 @@ case $INSTALL in
 esac
 
 
+#
+# MDB locales
+#
+
+
+
+
+# Check whether --with-mdblocales was given.
+if test "${with_mdblocales+set}" = set; then :
+  withval=$with_mdblocales;
+  case $withval in
+    yes)
+
+$as_echo "#define USE_MDBLOCALES 1" >>confdefs.h
+
+      ;;
+    no)
+      :
+      ;;
+    *)
+      as_fn_error $? "no argument expected for --with-mdblocales option" "$LINENO" 5
+      ;;
+  esac
+
+else
+  with_mdblocales=no
+
+fi
+
+
+
+
 if test -z "$TAR"; then
   for ac_prog in tar
 do
@@ -12772,6 +12806,56 @@ $as_echo "${python_libspec} ${python_additional_libs}" >&6; }
 
 
 
+fi
+
+if test "$with_mdblocales" = yes; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for mdb_setlocale in -lmdblocales" >&5
+$as_echo_n "checking for mdb_setlocale in -lmdblocales... " >&6; }
+if ${ac_cv_lib_mdblocales_mdb_setlocale+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lmdblocales  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char mdb_setlocale ();
+int
+main ()
+{
+return mdb_setlocale ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_mdblocales_mdb_setlocale=yes
+else
+  ac_cv_lib_mdblocales_mdb_setlocale=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_mdblocales_mdb_setlocale" >&5
+$as_echo "$ac_cv_lib_mdblocales_mdb_setlocale" >&6; }
+if test "x$ac_cv_lib_mdblocales_mdb_setlocale" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBMDBLOCALES 1
+_ACEOF
+
+  LIBS="-lmdblocales $LIBS"
+
+else
+  as_fn_error $? "mdblocales library not found" "$LINENO" 5
+fi
+
 fi
 
 if test x"$cross_compiling" = x"yes" && test -z "$with_system_tzdata"; then
@@ -16993,6 +17077,17 @@ fi
 
 done
 
+fi
+
+if test "$with_mdblocales" = yes; then
+  ac_fn_c_check_header_mongrel "$LINENO" "mdblocales.h" "ac_cv_header_mdblocales_h" "$ac_includes_default"
+if test "x$ac_cv_header_mdblocales_h" = xyes; then :
+
+else
+  as_fn_error $? "mdblocales header not found." "$LINENO" 5
+fi
+
+
 fi
 
 if test "$with_gssapi" = yes ; then

configure.ac

@@ -1448,6 +1448,14 @@ case $INSTALL in
 esac
 AC_SUBST(install_bin)
 
+#
+# MDB locales
+#
+
+PGAC_ARG_BOOL(with, mdblocales, yes, [build without MDB locales],
+              [AC_DEFINE([USE_MDBLOCALES], 1, [Define to 1 to build with MDB locales. (--with-mdblocales)])])
+AC_SUBST(USE_MDBLOCALES)
+
 PGAC_PATH_PROGS(TAR, tar)
 AC_PROG_LN_S
 AC_PROG_MKDIR_P
@@ -1606,6 +1614,11 @@ failure.  It is possible the compiler isn't looking in the proper directory.
 Use --without-zlib to disable zlib support.])])
 fi
 
+if test "$with_mdblocales" = yes; then
+  AC_CHECK_LIB(mdblocales, mdb_setlocale, [],
+               [AC_MSG_ERROR([mdblocales library not found])])
+fi
+
 if test "$enable_external_fts" = yes; then
 AC_CHECK_LIB(jansson, jansson_version_str, [],
                [AC_MSG_ERROR([jansson library not found or version is too old, version must >= 2.13])])
@@ -1985,6 +1998,10 @@ if test "$with_lz4" = yes; then
   AC_CHECK_HEADERS(lz4.h, [], [AC_MSG_ERROR([lz4.h header file is required for LZ4])])
 fi
 
+if test "$with_mdblocales" = yes; then
+  AC_CHECK_HEADER(mdblocales.h, [], [AC_MSG_ERROR([mdblocales header not found.])])
+fi
+
 if test "$with_gssapi" = yes ; then
   AC_CHECK_HEADERS(gssapi/gssapi.h, [],
 	[AC_CHECK_HEADERS(gssapi.h, [], [AC_MSG_ERROR([gssapi.h header file is required for GSSAPI])])])

contrib/pax_storage/src/cpp/storage/oper/pax_oper.cc

@@ -25,6 +25,7 @@
  *-------------------------------------------------------------------------
  */
 
+#include "common/mdb_locale.h"
 #include "storage/oper/pax_oper.h"
 
 #include "comm/cbdb_wrappers.h"
@@ -588,9 +589,9 @@ static inline bool LocaleIsC(Oid collation) {
       return (bool)result;
     }
 
-    localeptr = setlocale(LC_COLLATE, NULL);
+    localeptr = SETLOCALE(LC_COLLATE, NULL);
     CBDB_CHECK(localeptr, cbdb::CException::ExType::kExTypeCError,
-               fmt("Invalid locale, fail to `setlocale`, errno: %d", errno));
+               fmt("Invalid locale, fail to `SETLOCALE`, errno: %d", errno));
 
     if (strcmp(localeptr, "C") == 0 ||  // cut line
         strcmp(localeptr, "POSIX") == 0) {

gpcontrib/orafce/others.c

@@ -45,6 +45,7 @@
 #include "utils/uuid.h"
 #include "orafce.h"
 #include "builtins.h"
+#include "common/mdb_locale.h"
 
 /*
  * Source code for nlssort is taken from postgresql-nls-string
@@ -322,7 +323,7 @@ _nls_run_strxfrm(text *string, text *locale)
 	 */
 	if (!lc_collate_cache)
 	{
-		if ((lc_collate_cache = setlocale(LC_COLLATE, NULL)))
+		if ((lc_collate_cache = SETLOCALE(LC_COLLATE, NULL)))
 			/* Make a copy of the locale name string. */
 #ifdef _MSC_VER
 			lc_collate_cache = _strdup(lc_collate_cache);
@@ -364,7 +365,7 @@ _nls_run_strxfrm(text *string, text *locale)
 			 * If setlocale failed, we know the default stayed the same,
 			 * co we can safely elog.
 			 */
-			if (!setlocale(LC_COLLATE, locale_str))
+			if (!SETLOCALE(LC_COLLATE, locale_str))
 				elog(ERROR, "failed to set the requested LC_COLLATE value [%s]", locale_str);
 
 			changed_locale = true;
@@ -409,7 +410,7 @@ _nls_run_strxfrm(text *string, text *locale)
 			/*
 			 * Set original locale
 			 */
-			if (!setlocale(LC_COLLATE, lc_collate_cache))
+			if (!SETLOCALE(LC_COLLATE, lc_collate_cache))
 				elog(FATAL, "failed to set back the default LC_COLLATE value [%s]", lc_collate_cache);
 		}
 
@@ -422,7 +423,7 @@ _nls_run_strxfrm(text *string, text *locale)
 		/*
 		 * Set original locale
 		 */
-		if (!setlocale(LC_COLLATE, lc_collate_cache))
+		if (!SETLOCALE(LC_COLLATE, lc_collate_cache))
 			elog(FATAL, "failed to set back the default LC_COLLATE value [%s]", lc_collate_cache);
 		pfree(locale_str);
 	}

src/backend/gporca/libgpos/server/src/unittest/gpos/string/CWStringTest.cpp

@@ -12,6 +12,7 @@
 #include "unittest/gpos/string/CWStringTest.h"
 
 #include <locale.h>
+#include "common/mdb_locale.h"
 
 #include "gpos/base.h"
 #include "gpos/error/CAutoTrace.h"
@@ -177,18 +178,18 @@ CWStringTest::EresUnittest_AppendFormatInvalidLocale()
 	CWStringDynamic *expected =
 		GPOS_NEW(mp) CWStringDynamic(mp, GPOS_WSZ_LIT("UNKNOWN"));
 
-	CHAR *oldLocale = setlocale(LC_CTYPE, nullptr);
+	CHAR *oldLocale = SETLOCALE(LC_CTYPE, nullptr);
 	CWStringDynamic *pstr1 = GPOS_NEW(mp) CWStringDynamic(mp);
 
 	GPOS_RESULT eres = GPOS_OK;
 
-	setlocale(LC_CTYPE, "C");
+	SETLOCALE(LC_CTYPE, "C");
 	pstr1->AppendFormat(GPOS_WSZ_LIT("%s"), (CHAR *) "ÃË", 123);
 
 	pstr1->Equals(expected);
 
 	// cleanup
-	setlocale(LC_CTYPE, oldLocale);
+	SETLOCALE(LC_CTYPE, oldLocale);
 	GPOS_DELETE(pstr1);
 	GPOS_DELETE(expected);
 

src/backend/utils/adt/Makefile

@@ -117,7 +117,8 @@ OBJS = \
 	windowfuncs.o \
 	xid.o \
 	xid8funcs.o \
-	xml.o
+	xml.o \
+	mdb.o
 
 jsonpath_scan.c: FLEXFLAGS = -CF -p -p
 jsonpath_scan.c: FLEX_NO_BACKUP=yes

src/backend/utils/adt/mdb.c

@@ -0,0 +1,37 @@
+/*-------------------------------------------------------------------------
+ *
+ * mdb.c
+ *	  mdb routines
+ *
+ * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1994, Regents of the University of California
+ *
+ *
+ * IDENTIFICATION
+ *	  src/backend/utils/adt/mdb.c
+ *
+ *-------------------------------------------------------------------------
+ */
+
+
+#include "postgres.h"
+#include "fmgr.h"
+#include "utils/fmgrprotos.h"
+
+/*
+ * mdb_admin_enabled
+ *		Check that mdb locale patch is enabled
+ */
+Datum
+mdb_locale_enabled(PG_FUNCTION_ARGS)
+{
+	bool res;
+
+#if USE_MDBLOCALES
+	res = true;
+#else
+	res = false;
+#endif
+
+	PG_RETURN_BOOL(res);
+}