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authorunknown <bar@gw.udmsearch.izhnet.ru>2002-03-12 21:37:58 +0400
committerunknown <bar@gw.udmsearch.izhnet.ru>2002-03-12 21:37:58 +0400
commit68375e0f008d109f574491bd3b0eb2184e6f3ad2 (patch)
treeaa6dbf1781d8122e350474b0cac9e5ee443426bc /client/sql_string.h
parent003b294967317b4710714d8d2ab4880b8e5682e3 (diff)
downloadmariadb-git-68375e0f008d109f574491bd3b0eb2184e6f3ad2.tar.gz
New ctype functions/macros to support many charsets at a time
client/mysql.cc: new ctypes client/mysqldump.c: new ctypes client/mysqltest.c: new ctypes client/sql_string.cc: new ctypes client/sql_string.h: new ctypes extra/mysql_install.c: new ctypes extra/replace.c: new ctypes extra/resolve_stack_dump.c: new ctypes extra/resolveip.c: new ctypes heap/hp_hash.c: new ctypes include/m_ctype.h: new ctypes include/my_sys.h: new ctypes isam/_key.c: new ctypes isam/_search.c: new ctypes libmysql/Makefile.shared: new ctypes libmysql/libmysql.c: new ctypes myisam/ft_dump.c: new ctypes myisam/ft_parser.c: new ctypes myisam/mi_test1.c: new ctypes mysys/charset.c: new ctypes mysys/default.c: new ctypes mysys/getvar.c: new ctypes mysys/hash.c: new ctypes mysys/mf_casecnv.c: new ctypes mysys/mf_dirname.c: new ctypes mysys/mf_format.c: new ctypes mysys/mf_iocache2.c: new ctypes mysys/mf_soundex.c: new ctypes mysys/mf_wfile.c: new ctypes mysys/my_error.c: new ctypes mysys/my_getwd.c: new ctypes mysys/my_init.c: new ctypes mysys/my_vsnprintf.c: new ctypes mysys/typelib.c: new ctypes sql/convert.cc: new ctypes sql/des_key_file.cc: new ctypes sql/field.cc: new ctypes sql/field.h: new ctypes sql/field_conv.cc: new ctypes sql/filesort.cc: new ctypes sql/ha_innodb.cc: new ctypes sql/hostname.cc: new ctypes sql/init.cc: new ctypes sql/item.cc: new ctypes sql/item_func.cc: new ctypes sql/item_strfunc.cc: new ctypes sql/item_sum.cc: new ctypes sql/item_timefunc.cc: new ctypes sql/key.cc: new ctypes sql/log.cc: new ctypes sql/mysql_priv.h: new ctypes sql/mysqld.cc: new ctypes sql/opt_range.cc: new ctypes sql/procedure.cc: new ctypes sql/slave.cc: new ctypes sql/sql_acl.cc: new ctypes sql/sql_analyse.cc: new ctypes sql/sql_base.cc: new ctypes sql/sql_cache.cc: new ctypes sql/sql_db.cc: new ctypes sql/sql_handler.cc: new ctypes sql/sql_lex.cc: new ctypes sql/sql_parse.cc: new ctypes sql/sql_show.cc: new ctypes sql/sql_string.cc: new ctypes sql/sql_string.h: new ctypes sql/sql_table.cc: new ctypes sql/sql_yacc.yy: new ctypes sql/table.cc: new ctypes sql/time.cc: new ctypes strings/Makefile.am: new ctypes strings/ctype-big5.c: new ctypes strings/ctype-czech.c: new ctypes strings/ctype-gbk.c: new ctypes strings/ctype-latin1_de.c: new ctypes strings/ctype-sjis.c: new ctypes strings/ctype-tis620.c: new ctypes strings/ctype.c: new ctypes strings/str2int.c: new ctypes strings/strto.c: new ctypes tools/mysqlmanager.c: new ctypes
Diffstat (limited to 'client/sql_string.h')
-rw-r--r--client/sql_string.h94
1 files changed, 83 insertions, 11 deletions
diff --git a/client/sql_string.h b/client/sql_string.h
index cffe78936a0..811e49a0d02 100644
--- a/client/sql_string.h
+++ b/client/sql_string.h
@@ -24,31 +24,57 @@
#define NOT_FIXED_DEC 31
#endif
+class String;
+int sortcmp(const String *a,const String *b);
+int stringcmp(const String *a,const String *b);
+String *copy_if_not_alloced(String *a,String *b,uint32 arg_length);
+int wild_case_compare(String &match,String &wild,char escape);
+int wild_compare(String &match,String &wild,char escape);
+
class String
{
char *Ptr;
uint32 str_length,Alloced_length;
bool alloced;
+ CHARSET_INFO *str_charset;
public:
String()
- { Ptr=0; str_length=Alloced_length=0; alloced=0; }
+ {
+ Ptr=0; str_length=Alloced_length=0; alloced=0;
+ str_charset=default_charset_info;
+ }
String(uint32 length_arg)
- { alloced=0; Alloced_length=0; (void) real_alloc(length_arg); }
+ {
+ alloced=0; Alloced_length=0; (void) real_alloc(length_arg);
+ str_charset=default_charset_info;
+ }
String(const char *str)
- { Ptr=(char*) str; str_length=(uint) strlen(str); Alloced_length=0; alloced=0;}
+ {
+ Ptr=(char*) str; str_length=(uint) strlen(str); Alloced_length=0; alloced=0;
+ str_charset=default_charset_info;
+ }
String(const char *str,uint32 len)
- { Ptr=(char*) str; str_length=len; Alloced_length=0; alloced=0;}
+ {
+ Ptr=(char*) str; str_length=len; Alloced_length=0; alloced=0;
+ str_charset=default_charset_info;
+ }
String(char *str,uint32 len)
- { Ptr=(char*) str; Alloced_length=str_length=len; alloced=0;}
+ {
+ Ptr=(char*) str; Alloced_length=str_length=len; alloced=0;
+ str_charset=default_charset_info;
+ }
String(const String &str)
- { Ptr=str.Ptr ; str_length=str.str_length ;
- Alloced_length=str.Alloced_length; alloced=0; }
-
+ {
+ Ptr=str.Ptr ; str_length=str.str_length ;
+ Alloced_length=str.Alloced_length; alloced=0;
+ str_charset=str.str_charset;
+ }
static void *operator new(size_t size) { return (void*) sql_alloc((uint) size); }
static void operator delete(void *ptr_arg,size_t size) /*lint -e715 */
{ sql_element_free(ptr_arg); }
~String() { free(); }
+ inline CHARSET_INFO *charset() const { return str_charset; }
inline uint32 length() const { return str_length;}
inline uint32 alloced_length() const { return Alloced_length;}
inline char& operator [] (uint32 i) const { return Ptr[i]; }
@@ -124,7 +150,7 @@ public:
char *new_ptr;
if (!(new_ptr=(char*) my_realloc(Ptr,arg_length,MYF(0))))
{
- (void) my_free(Ptr,MYF(0));
+ Alloced_length = 0;
real_alloc(arg_length);
}
else
@@ -153,6 +179,7 @@ public:
bool append(const char *s,uint32 arg_length=0);
bool append(IO_CACHE* file, uint32 arg_length);
int strstr(const String &search,uint32 offset=0); // Returns offset to substring or -1
+ int strstr_case(const String &s,uint32 offset=0);
int strrstr(const String &search,uint32 offset=0); // Returns offset to substring or -1
bool replace(uint32 offset,uint32 arg_length,const String &to);
inline bool append(char chr)
@@ -171,8 +198,8 @@ public:
}
bool fill(uint32 max_length,char fill);
void strip_sp();
- inline void caseup() { ::caseup(Ptr,str_length); }
- inline void casedn() { ::casedn(Ptr,str_length); }
+ inline void caseup() { my_caseup(str_charset,Ptr,str_length); }
+ inline void casedn() { my_casedn(str_charset,Ptr,str_length); }
friend int sortcmp(const String *a,const String *b);
friend int stringcmp(const String *a,const String *b);
friend String *copy_if_not_alloced(String *a,String *b,uint32 arg_length);
@@ -180,4 +207,49 @@ public:
friend int wild_compare(String &match,String &wild,char escape);
uint32 numchars();
int charpos(int i,uint32 offset=0);
+
+// added by Holyfoot for "geometry" needs
+ int reserve(uint32 space_needed)
+ {
+ return realloc(str_length + space_needed);
+ }
+ int reserve(uint32 space_needed, uint32 grow_by);
+
+// these append operations do NOT check alloced memory
+// q_*** methods writes values of parameters itself
+// qs_*** methods writes string representation of value
+ void q_append(const char &c)
+ {
+ Ptr[str_length++] = c;
+ }
+ void q_append(const uint32 &n)
+ {
+ int4store(Ptr + str_length, n);
+ str_length += 4;
+ }
+ void q_append(double d)
+ {
+ float8store(Ptr + str_length, d);
+ str_length += 8;
+ }
+ void q_append(double *d)
+ {
+ float8store(Ptr + str_length, *d);
+ str_length += 8;
+ }
+ void q_append(const char *data, uint32 data_len)
+ {
+ memcpy(Ptr + str_length, data, data_len);
+ str_length += data_len;
+ }
+
+ void WriteAtPosition(int position, uint32 value)
+ {
+ int4store(Ptr + position,value);
+ }
+
+ void qs_append(const char *str);
+ void qs_append(double d);
+ void qs_append(double *d);
+ void qs_append(const char &c);
};