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Fix bug "select lower('asd') = 'asd'" returns false with multibyte encoding 

and non-C locale. Fix is just to use correct source's length for char2wchar
call.
This commit is contained in:
Teodor Sigaev 2008-06-26 16:06:37 +00:00
parent 13c843d085
commit 5ff9899933
1 changed files with 4 additions and 4 deletions
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8
src/backend/utils/adt/formatting.c
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@ -1,7 +1,7 @@
/* -----------------------------------------------------------------------
* formatting.c
*
* $PostgreSQL: pgsql/src/backend/utils/adt/formatting.c,v 1.143 2008/06/23 19:27:19 momjian Exp $
* $PostgreSQL: pgsql/src/backend/utils/adt/formatting.c,v 1.144 2008/06/26 16:06:37 teodor Exp $
*
*
* Portions Copyright (c) 1999-2008, PostgreSQL Global Development Group
@ -1454,7 +1454,7 @@ str_tolower(char *buff, size_t nbytes)
/* Output workspace cannot have more codes than input bytes */
workspace = (wchar_t *) palloc((nbytes + 1) * sizeof(wchar_t));
char2wchar(workspace, nbytes + 1, buff, nbytes + 1);
char2wchar(workspace, nbytes + 1, buff, nbytes);
for (curr_char = 0; workspace[curr_char] != 0; curr_char++)
workspace[curr_char] = towlower(workspace[curr_char]);
@ -1502,7 +1502,7 @@ str_toupper(char *buff, size_t nbytes)
/* Output workspace cannot have more codes than input bytes */
workspace = (wchar_t *) palloc((nbytes + 1) * sizeof(wchar_t));
char2wchar(workspace, nbytes + 1, buff, nbytes + 1);
char2wchar(workspace, nbytes + 1, buff, nbytes);
for (curr_char = 0; workspace[curr_char] != 0; curr_char++)
workspace[curr_char] = towupper(workspace[curr_char]);
@ -1551,7 +1551,7 @@ str_initcap(char *buff, size_t nbytes)
/* Output workspace cannot have more codes than input bytes */
workspace = (wchar_t *) palloc((nbytes + 1) * sizeof(wchar_t));
char2wchar(workspace, nbytes + 1, buff, nbytes + 1);
char2wchar(workspace, nbytes + 1, buff, nbytes);
for (curr_char = 0; workspace[curr_char] != 0; curr_char++)
{