mirror of
https://github.com/MariaDB/server.git
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147 lines
3.5 KiB
C
147 lines
3.5 KiB
C
/* Copyright (C) 2000 MySQL AB
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
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#include "mysys_priv.h"
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#include "mysys_err.h"
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#include <m_string.h>
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#include <stdarg.h>
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#include <m_ctype.h>
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/* Define some external variables for error handling */
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const char ** NEAR my_errmsg[MAXMAPS]={0,0,0,0};
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char NEAR errbuff[NRERRBUFFS][ERRMSGSIZE];
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/*
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Error message to user
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SYNOPSIS
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my_error()
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nr Errno
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MyFlags Flags
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... variable list
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*/
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int my_error(int nr,myf MyFlags, ...)
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{
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va_list ap;
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uint olen, plen;
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reg1 const char *tpos;
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reg2 char *endpos;
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char * par;
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char ebuff[ERRMSGSIZE+20];
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DBUG_ENTER("my_error");
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va_start(ap,MyFlags);
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DBUG_PRINT("my", ("nr: %d MyFlags: %d errno: %d", nr, MyFlags, errno));
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if (nr / ERRMOD == GLOB && my_errmsg[GLOB] == 0)
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init_glob_errs();
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olen=(uint) strlen(tpos=my_errmsg[nr / ERRMOD][nr % ERRMOD]);
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endpos=ebuff;
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while (*tpos)
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{
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if (tpos[0] != '%')
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{
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*endpos++= *tpos++; /* Copy ordinary char */
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olen++;
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continue;
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}
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if (*++tpos == '%') /* test if %% */
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{
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olen--;
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}
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else
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{
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/* Skipp if max size is used (to be compatible with printf) */
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while (my_isdigit(&my_charset_latin1, *tpos) || *tpos == '.' || *tpos == '-')
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tpos++;
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if (*tpos == 'l') /* Skipp 'l' argument */
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tpos++;
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if (*tpos == 's') /* String parameter */
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{
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par = va_arg(ap, char *);
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plen = (uint) strlen(par);
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if (olen + plen < ERRMSGSIZE+2) /* Replace if possible */
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{
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endpos=strmov(endpos,par);
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tpos++;
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olen+=plen-2;
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continue;
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}
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}
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else if (*tpos == 'd' || *tpos == 'u') /* Integer parameter */
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{
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register int iarg;
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iarg = va_arg(ap, int);
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if (*tpos == 'd')
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plen= (uint) (int2str((long) iarg,endpos, -10) - endpos);
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else
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plen= (uint) (int2str((long) (uint) iarg,endpos,10)- endpos);
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if (olen + plen < ERRMSGSIZE+2) /* Replace parameter if possible */
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{
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endpos+=plen;
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tpos++;
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olen+=plen-2;
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continue;
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}
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}
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}
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*endpos++='%'; /* % used as % or unknown code */
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}
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*endpos='\0'; /* End of errmessage */
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va_end(ap);
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DBUG_RETURN((*error_handler_hook)(nr, ebuff, MyFlags));
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}
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/*
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Error as printf
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SYNOPSIS
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my_printf_error()
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error Errno
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format Format string
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MyFlags Flags
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... variable list
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*/
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int my_printf_error(uint error, const char *format, myf MyFlags, ...)
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{
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va_list args;
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char ebuff[ERRMSGSIZE+20];
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va_start(args,MyFlags);
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(void) vsprintf (ebuff,format,args);
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va_end(args);
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return (*error_handler_hook)(error, ebuff, MyFlags);
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}
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/*
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Give message using error_handler_hook
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SYNOPSIS
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my_message()
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error Errno
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str Error message
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MyFlags Flags
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*/
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int my_message(uint error, const char *str, register myf MyFlags)
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{
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return (*error_handler_hook)(error, str, MyFlags);
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}
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