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Add special error message for .frm files with an un-understood version, like

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those from 5.0 with new datatypes. (Bug #10435)


sql/table.cc:
  Print distinct version mismatch message when encountering a .frm file with
  a version that is not understood.
This commit is contained in:
unknown
2005-05-07 13:57:22 -07:00
parent 04b938c9a4
commit 31df89ff0f
1 changed files with 13 additions and 2 deletions
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15
sql/table.cc
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@@ -59,6 +59,7 @@ static byte* get_field_name(Field **buff,uint *length,
3 Wrong data in .frm file
4 Error (see frm_error)
5 Error (see frm_error: charset unavailable)
6 Unknown .frm version
*/
int openfrm(const char *name, const char *alias, uint db_stat, uint prgflag,
@@ -118,9 +119,13 @@ int openfrm(const char *name, const char *alias, uint db_stat, uint prgflag,
*fn_ext(outparam->path)='\0'; // Remove extension
if (my_read(file,(byte*) head,64,MYF(MY_NABP))) goto err_not_open;
if (head[0] != (uchar) 254 || head[1] != 1 ||
(head[2] != FRM_VER && head[2] != FRM_VER+1 && head[2] != FRM_VER+3))
if (head[0] != (uchar) 254 || head[1] != 1)
goto err_not_open; /* purecov: inspected */
if (head[2] != FRM_VER && head[2] != FRM_VER+1 && head[2] != FRM_VER+3)
{
error= 6;
goto err_not_open; /* purecov: inspected */
}
new_field_pack_flag=head[27];
new_frm_ver= (head[2] - FRM_VER);
field_pack_length= new_frm_ver < 2 ? 11 : 17;
@@ -1033,6 +1038,12 @@ static void frm_error(int error, TABLE *form, const char *name,
MYF(0), csname, form->real_name);
break;
}
case 6:
my_printf_error(ER_NOT_FORM_FILE,
"Table '%-.64s' was created with a different version "
"of MySQL and cannot be read",
MYF(0), name);
break;
default: /* Better wrong error than none */
case 4:
my_error(ER_NOT_FORM_FILE,errortype,