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-rw-r--r--doc/src/sgml/ref/initdb.sgml5
-rw-r--r--src/backend/commands/dbcommands.c9
-rw-r--r--src/bin/initdb/initdb.c29
-rw-r--r--src/bin/initdb/t/001_initdb.pl9
-rw-r--r--src/bin/scripts/t/020_createdb.pl9
5 files changed, 57 insertions, 4 deletions
diff --git a/doc/src/sgml/ref/initdb.sgml b/doc/src/sgml/ref/initdb.sgml
index f01df2dde96..81588962980 100644
--- a/doc/src/sgml/ref/initdb.sgml
+++ b/doc/src/sgml/ref/initdb.sgml
@@ -209,8 +209,9 @@ PostgreSQL documentation
<para>
Selects the encoding of the template databases. This will also
be the default encoding of any database you create later,
- unless you override it then. The default is derived from the locale, or
- <literal>SQL_ASCII</literal> if that does not work. The character sets supported by
+ unless you override it then. The default is derived from the locale,
+ if the libc locale provider is used, or <literal>UTF8</literal> if the
+ ICU locale provider is used. The character sets supported by
the <productname>PostgreSQL</productname> server are described
in <xref linkend="multibyte-charset-supported"/>.
</para>
diff --git a/src/backend/commands/dbcommands.c b/src/backend/commands/dbcommands.c
index 6ff48bb18f3..f248ad42b77 100644
--- a/src/backend/commands/dbcommands.c
+++ b/src/backend/commands/dbcommands.c
@@ -1034,6 +1034,12 @@ createdb(ParseState *pstate, const CreatedbStmt *stmt)
if (dblocprovider == COLLPROVIDER_ICU)
{
+ if (!(is_encoding_supported_by_icu(encoding)))
+ ereport(ERROR,
+ (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
+ errmsg("encoding \"%s\" is not supported with ICU provider",
+ pg_encoding_to_char(encoding))));
+
/*
* This would happen if template0 uses the libc provider but the new
* database uses icu.
@@ -1042,10 +1048,9 @@ createdb(ParseState *pstate, const CreatedbStmt *stmt)
ereport(ERROR,
(errcode(ERRCODE_INVALID_PARAMETER_VALUE),
errmsg("ICU locale must be specified")));
- }
- if (dblocprovider == COLLPROVIDER_ICU)
check_icu_locale(dbiculocale);
+ }
/*
* Check that the new encoding and locale settings match the source
diff --git a/src/bin/initdb/initdb.c b/src/bin/initdb/initdb.c
index 6aeec8d426c..28f22b25b2e 100644
--- a/src/bin/initdb/initdb.c
+++ b/src/bin/initdb/initdb.c
@@ -2043,6 +2043,27 @@ check_locale_encoding(const char *locale, int user_enc)
}
/*
+ * check if the chosen encoding matches is supported by ICU
+ *
+ * this should match the similar check in the backend createdb() function
+ */
+static bool
+check_icu_locale_encoding(int user_enc)
+{
+ if (!(is_encoding_supported_by_icu(user_enc)))
+ {
+ pg_log_error("encoding mismatch");
+ pg_log_error_detail("The encoding you selected (%s) is not supported with the ICU provider.",
+ pg_encoding_to_char(user_enc));
+ pg_log_error_hint("Rerun %s and either do not specify an encoding explicitly, "
+ "or choose a matching combination.",
+ progname);
+ return false;
+ }
+ return true;
+}
+
+/*
* set up the locale variables
*
* assumes we have called setlocale(LC_ALL, "") -- see set_pglocale_pgservice
@@ -2310,7 +2331,11 @@ setup_locale_encoding(void)
}
if (!encoding && locale_provider == COLLPROVIDER_ICU)
+ {
encodingid = PG_UTF8;
+ printf(_("The default database encoding has been set to \"%s\".\n"),
+ pg_encoding_to_char(encodingid));
+ }
else if (!encoding)
{
int ctype_enc;
@@ -2362,6 +2387,10 @@ setup_locale_encoding(void)
if (!check_locale_encoding(lc_ctype, encodingid) ||
!check_locale_encoding(lc_collate, encodingid))
exit(1); /* check_locale_encoding printed the error */
+
+ if (locale_provider == COLLPROVIDER_ICU &&
+ !check_icu_locale_encoding(encodingid))
+ exit(1);
}
diff --git a/src/bin/initdb/t/001_initdb.pl b/src/bin/initdb/t/001_initdb.pl
index a37f6dd9b33..164fc11cbff 100644
--- a/src/bin/initdb/t/001_initdb.pl
+++ b/src/bin/initdb/t/001_initdb.pl
@@ -118,6 +118,15 @@ if ($ENV{with_icu} eq 'yes')
],
qr/FATAL: could not open collator for locale/,
'fails for invalid ICU locale');
+
+ command_fails_like(
+ [
+ 'initdb', '--no-sync',
+ '--locale-provider=icu', '--encoding=SQL_ASCII',
+ '--icu-locale=en', "$tempdir/dataX"
+ ],
+ qr/error: encoding mismatch/,
+ 'fails for encoding not supported by ICU');
}
else
{
diff --git a/src/bin/scripts/t/020_createdb.pl b/src/bin/scripts/t/020_createdb.pl
index e91c1d013d0..e95f200d0b9 100644
--- a/src/bin/scripts/t/020_createdb.pl
+++ b/src/bin/scripts/t/020_createdb.pl
@@ -50,6 +50,15 @@ if ($ENV{with_icu} eq 'yes')
],
'fails for invalid ICU locale');
+ $node->command_fails_like(
+ [
+ 'createdb', '-T',
+ 'template0', '--locale-provider=icu',
+ '--encoding=SQL_ASCII', 'foobarX'
+ ],
+ qr/ERROR: encoding "SQL_ASCII" is not supported with ICU provider/,
+ 'fails for encoding not supported by ICU');
+
# additional node, which uses the icu provider
my $node2 = PostgreSQL::Test::Cluster->new('icu');
$node2->init(extra => ['--locale-provider=icu', '--icu-locale=en']);