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/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
/* Read language depeneded messagefile */
#include "mysql_priv.h"
#include "mysys_err.h"
static bool read_texts(const char *file_name,const char ***point,
uint error_messages);
static void init_myfunc_errs(void);
/* Read messages from errorfile */
bool init_errmessage(void)
{
DBUG_ENTER("init_errmessage");
if (read_texts(ERRMSG_FILE,&my_errmsg[ERRMAPP],ER_ERROR_MESSAGES))
DBUG_RETURN(TRUE);
errmesg=my_errmsg[ERRMAPP]; /* Init global variabel */
init_myfunc_errs(); /* Init myfunc messages */
DBUG_RETURN(FALSE);
}
/* Read text from packed textfile in language-directory */
/* If we can't read messagefile then it's panic- we can't continue */
static bool read_texts(const char *file_name,const char ***point,
uint error_messages)
{
register uint i;
uint count,funktpos,length,textcount;
File file;
char name[FN_REFLEN];
const char *buff;
uchar head[32],*pos;
CHARSET_INFO *cset;
DBUG_ENTER("read_texts");
*point=0; // If something goes wrong
LINT_INIT(buff);
funktpos=0;
if ((file=my_open(fn_format(name,file_name,language,"",4),
O_RDONLY | O_SHARE | O_BINARY,
MYF(0))) < 0)
goto err; /* purecov: inspected */
funktpos=1;
if (my_read(file,(byte*) head,32,MYF(MY_NABP))) goto err;
if (head[0] != (uchar) 254 || head[1] != (uchar) 254 ||
head[2] != 2 || head[3] != 1)
goto err; /* purecov: inspected */
textcount=head[4];
if (!head[30])
{
sql_print_error("Character set information not found in '%s'. \
Please install the latest version of this file.",name);
goto err1;
}
if (!(cset= get_charset(head[30],MYF(MY_WME))))
{
sql_print_error("Character set #%d is not supported for messagefile '%s'",
(int)head[30],name);
goto err1;
}
length=uint2korr(head+6); count=uint2korr(head+8);
if (count < error_messages)
{
sql_print_error("\
Error message file '%s' had only %d error messages,\n\
but it should contain at least %d error messages.\n\
Check that the above file is the right version for this program!",
name,count,error_messages);
VOID(my_close(file,MYF(MY_WME)));
unireg_abort(1);
}
x_free((gptr) *point); /* Free old language */
if (!(*point= (const char**)
my_malloc((uint) (length+count*sizeof(char*)),MYF(0))))
{
funktpos=2; /* purecov: inspected */
goto err; /* purecov: inspected */
}
buff= (char*) (*point + count);
if (my_read(file,(byte*) buff,(uint) count*2,MYF(MY_NABP))) goto err;
for (i=0, pos= (uchar*) buff ; i< count ; i++)
{
(*point)[i]=buff+uint2korr(pos);
pos+=2;
}
if (my_read(file,(byte*) buff,(uint) length,MYF(MY_NABP))) goto err;
for (i=1 ; i < textcount ; i++)
{
point[i]= *point +uint2korr(head+10+i+i);
}
VOID(my_close(file,MYF(0)));
DBUG_RETURN(FALSE);
err:
switch (funktpos) {
case 2:
buff="Not enough memory for messagefile '%s'";
break;
case 1:
buff="Can't read from messagefile '%s'";
break;
default:
buff="Can't find messagefile '%s'";
break;
}
sql_print_error(buff,name);
err1:
if (file != FERR)
VOID(my_close(file,MYF(MY_WME)));
unireg_abort(1);
} /* read_texts */
/* Initiates error-messages used by my_func-library */
static void init_myfunc_errs()
{
init_glob_errs(); /* Initiate english errors */
if (!(specialflag & SPECIAL_ENGLISH))
{
globerrs[EE_FILENOTFOUND % ERRMOD] = ER(ER_FILE_NOT_FOUND);
globerrs[EE_CANTCREATEFILE % ERRMOD]= ER(ER_CANT_CREATE_FILE);
globerrs[EE_READ % ERRMOD] = ER(ER_ERROR_ON_READ);
globerrs[EE_WRITE % ERRMOD] = ER(ER_ERROR_ON_WRITE);
globerrs[EE_BADCLOSE % ERRMOD] = ER(ER_ERROR_ON_CLOSE);
globerrs[EE_OUTOFMEMORY % ERRMOD] = ER(ER_OUTOFMEMORY);
globerrs[EE_DELETE % ERRMOD] = ER(ER_CANT_DELETE_FILE);
globerrs[EE_LINK % ERRMOD] = ER(ER_ERROR_ON_RENAME);
globerrs[EE_EOFERR % ERRMOD] = ER(ER_UNEXPECTED_EOF);
globerrs[EE_CANTLOCK % ERRMOD] = ER(ER_CANT_LOCK);
globerrs[EE_DIR % ERRMOD] = ER(ER_CANT_READ_DIR);
globerrs[EE_STAT % ERRMOD] = ER(ER_CANT_GET_STAT);
globerrs[EE_GETWD % ERRMOD] = ER(ER_CANT_GET_WD);
globerrs[EE_SETWD % ERRMOD] = ER(ER_CANT_SET_WD);
globerrs[EE_DISK_FULL % ERRMOD] = ER(ER_DISK_FULL);
}
}
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