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fixed Bug #2985

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"Table truncated when creating another table name with Spaces"
added to check_db_name, check_table_name and check_column_name
test for end space
This commit is contained in:
vva@eagle.mysql.r18.ru
2004-03-05 22:13:33 +04:00
parent f074349917
commit 29bc7b03a0
5 changed files with 49 additions and 11 deletions
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28
sql/table.cc
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@ -1139,7 +1139,8 @@ char *get_field(MEM_ROOT *mem, TABLE *table, uint fieldnr)
bool check_db_name(char *name)
{
char *start=name;
char *start=name;
bool space= false;
if (lower_case_table_names)
casedn_str(name);
@ -1147,6 +1148,7 @@ bool check_db_name(char *name)
while (*name)
{
#if defined(USE_MB) && defined(USE_MB_IDENT)
space= my_isspace(default_charset_info, *name);
if (use_mb(default_charset_info))
{
int len=my_ismbchar(default_charset_info, name, name+MBMAXLEN);
@ -1156,19 +1158,24 @@ bool check_db_name(char *name)
continue;
}
}
#else
space= *name==' ';
#endif
if (*name == '/' || *name == '\\' || *name == FN_LIBCHAR ||
*name == FN_EXTCHAR)
return 1;
name++;
}
return (uint) (name - start) > NAME_LEN;
if (space)
return 1;
return name[-1]==' ' || (uint) (name - start) > NAME_LEN;
}
/*
Allow anything as a table name, as long as it doesn't contain an
a '/', or a '.' character
or ' ' at the end
returns 1 on error
*/
@ -1178,10 +1185,17 @@ bool check_table_name(const char *name, uint length)
const char *end= name+length;
if (!length || length > NAME_LEN)
return 1;
#if defined(USE_MB) && defined(USE_MB_IDENT)
bool space= false;
#else
if (name[length-1]==' ')
return 1;
#endif
while (name != end)
{
#if defined(USE_MB) && defined(USE_MB_IDENT)
space= my_isspace(default_charset_info, *name);
if (use_mb(default_charset_info))
{
int len=my_ismbchar(default_charset_info, name, end);
@ -1196,16 +1210,22 @@ bool check_table_name(const char *name, uint length)
return 1;
name++;
}
#if defined(USE_MB) && defined(USE_MB_IDENT)
if (space)
return 1;
#endif
return 0;
}
bool check_column_name(const char *name)
{
const char *start= name;
bool space= false;
while (*name)
{
#if defined(USE_MB) && defined(USE_MB_IDENT)
space= my_isspace(default_charset_info, *name);
if (use_mb(default_charset_info))
{
int len=my_ismbchar(default_charset_info, name, name+MBMAXLEN);
@ -1215,11 +1235,15 @@ bool check_column_name(const char *name)
continue;
}
}
#else
space= *name==' ';
#endif
if (*name == NAMES_SEP_CHAR)
return 1;
name++;
}
if (space)
return 1;
/* Error if empty or too long column name */
return (name == start || (uint) (name - start) > NAME_LEN);
}