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Improve CREATE DATABASE error message for invalid libc locale.

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Discussion: https://postgr.es/m/73959a14-267b-49c1-8293-291b175682cb@manitou-mail.org
Reviewed-by: Daniel Verite <daniel@manitou-mail.org>
This commit is contained in:
Jeff Davis
2025-06-06 15:28:51 -07:00
parent a31767fc09
commit 5b40feab59
1 changed files with 33 additions and 8 deletions
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41
src/backend/commands/dbcommands.c
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@ -1065,16 +1065,41 @@ createdb(ParseState *pstate, const CreatedbStmt *stmt)
/* Check that the chosen locales are valid, and get canonical spellings */
if (!check_locale(LC_COLLATE, dbcollate, &canonname))
ereport(ERROR,
(errcode(ERRCODE_WRONG_OBJECT_TYPE),
errmsg("invalid LC_COLLATE locale name: \"%s\"", dbcollate),
errhint("If the locale name is specific to ICU, use ICU_LOCALE.")));
{
if (dblocprovider == COLLPROVIDER_BUILTIN)
ereport(ERROR,
(errcode(ERRCODE_WRONG_OBJECT_TYPE),
errmsg("invalid LC_COLLATE locale name: \"%s\"", dbcollate),
errhint("If the locale name is specific to the builtin provider, use BUILTIN_LOCALE.")));
else if (dblocprovider == COLLPROVIDER_ICU)
ereport(ERROR,
(errcode(ERRCODE_WRONG_OBJECT_TYPE),
errmsg("invalid LC_COLLATE locale name: \"%s\"", dbcollate),
errhint("If the locale name is specific to the ICU provider, use ICU_LOCALE.")));
else
ereport(ERROR,
(errcode(ERRCODE_WRONG_OBJECT_TYPE),
errmsg("invalid LC_COLLATE locale name: \"%s\"", dbcollate)));
}
dbcollate = canonname;
if (!check_locale(LC_CTYPE, dbctype, &canonname))
ereport(ERROR,
(errcode(ERRCODE_WRONG_OBJECT_TYPE),
errmsg("invalid LC_CTYPE locale name: \"%s\"", dbctype),
errhint("If the locale name is specific to ICU, use ICU_LOCALE.")));
{
if (dblocprovider == COLLPROVIDER_BUILTIN)
ereport(ERROR,
(errcode(ERRCODE_WRONG_OBJECT_TYPE),
errmsg("invalid LC_CTYPE locale name: \"%s\"", dbctype),
errhint("If the locale name is specific to the builtin provider, use BUILTIN_LOCALE.")));
else if (dblocprovider == COLLPROVIDER_ICU)
ereport(ERROR,
(errcode(ERRCODE_WRONG_OBJECT_TYPE),
errmsg("invalid LC_CTYPE locale name: \"%s\"", dbctype),
errhint("If the locale name is specific to the ICU provider, use ICU_LOCALE.")));
else
ereport(ERROR,
(errcode(ERRCODE_WRONG_OBJECT_TYPE),
errmsg("invalid LC_CTYPE locale name: \"%s\"", dbctype)));
}
dbctype = canonname;
check_encoding_locale_matches(encoding, dbcollate, dbctype);