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| author | Tatsuo Ishii <ishii@postgresql.org> | 2001-09-23 10:59:45 +0000 |
|---|---|---|
| committer | Tatsuo Ishii <ishii@postgresql.org> | 2001-09-23 10:59:45 +0000 |
| commit | be629abfc85dd4a51b53a27a472f79f94f95de0f (patch) | |
| tree | a4acc5e4614829c15126d26913a0d4b0a1725007 | |
| parent | fae50f873f85a1d8ec0b88dfff12d922eca2da8d (diff) | |
| download | postgresql-be629abfc85dd4a51b53a27a472f79f94f95de0f.tar.gz postgresql-be629abfc85dd4a51b53a27a472f79f94f95de0f.zip | |
Add pg_database_encoding_max_length() function.
| -rw-r--r-- | src/backend/utils/mb/wchar.c | 12 | ||||
| -rw-r--r-- | src/include/mb/pg_wchar.h | 3 |
2 files changed, 13 insertions, 2 deletions
diff --git a/src/backend/utils/mb/wchar.c b/src/backend/utils/mb/wchar.c index 2da50bdd175..445e0e503aa 100644 --- a/src/backend/utils/mb/wchar.c +++ b/src/backend/utils/mb/wchar.c @@ -1,7 +1,7 @@ /* * conversion functions between pg_wchar and multi-byte streams. * Tatsuo Ishii - * $Id: wchar.c,v 1.21 2001/09/21 15:27:38 tgl Exp $ + * $Id: wchar.c,v 1.22 2001/09/23 10:59:45 ishii Exp $ * * WIN1250 client encoding updated by Pavel Behal * @@ -573,4 +573,14 @@ pg_verifymbstr(const unsigned char *mbstr, int len) } return NULL; } + +/* + * fetch maximum length of a char encoding for the current database + */ +int +pg_database_encoding_max_length(void) +{ + return pg_wchar_table[GetDatabaseEncoding()].maxmblen; +} + #endif diff --git a/src/include/mb/pg_wchar.h b/src/include/mb/pg_wchar.h index d27e316bde9..eb8bf54e646 100644 --- a/src/include/mb/pg_wchar.h +++ b/src/include/mb/pg_wchar.h @@ -1,4 +1,4 @@ -/* $Id: pg_wchar.h,v 1.31 2001/09/21 15:27:38 tgl Exp $ */ +/* $Id: pg_wchar.h,v 1.32 2001/09/23 10:59:45 ishii Exp $ */ #ifndef PG_WCHAR_H #define PG_WCHAR_H @@ -226,6 +226,7 @@ extern int pg_mbstrlen_with_len(const unsigned char *, int); extern int pg_mbcliplen(const unsigned char *, int, int); extern int pg_mbcharcliplen(const unsigned char *, int, int); extern int pg_encoding_max_length(int); +extern int pg_database_encoding_max_length(void); extern int pg_set_client_encoding(int); extern int pg_get_client_encoding(void); |