diff options
Diffstat (limited to 'src/backend/utils/adt/pg_locale.c')
| -rw-r--r-- | src/backend/utils/adt/pg_locale.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/backend/utils/adt/pg_locale.c b/src/backend/utils/adt/pg_locale.c index 8a3796aa5d0..ee08ac045b7 100644 --- a/src/backend/utils/adt/pg_locale.c +++ b/src/backend/utils/adt/pg_locale.c @@ -1353,6 +1353,26 @@ pg_strfold(char *dst, size_t dstsize, const char *src, ssize_t srclen, } /* + * Lowercase an identifier using the database default locale. + * + * For historical reasons, does not use ordinary locale behavior. Should only + * be used for identifiers. XXX: can we make this equivalent to + * pg_strfold(..., default_locale)? + */ +size_t +pg_downcase_ident(char *dst, size_t dstsize, const char *src, ssize_t srclen) +{ + pg_locale_t locale = default_locale; + + if (locale == NULL || locale->ctype == NULL || + locale->ctype->downcase_ident == NULL) + return strlower_c(dst, dstsize, src, srclen); + else + return locale->ctype->downcase_ident(dst, dstsize, src, srclen, + locale); +} + +/* * pg_strcoll * * Like pg_strncoll for NUL-terminated input strings. |