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Post review fixes for "SQL Syntax for Prepared Statements".

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This commit is contained in:
sergefp@mysql.com
2004-06-07 12:09:10 +04:00
parent bec20d1fd7
commit 1e05e6cb82
10 changed files with 182 additions and 244 deletions
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45
mysys/my_error.c
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@ -37,8 +37,8 @@ char NEAR errbuff[NRERRBUFFS][ERRMSGSIZE];
The following subset of printf format is supported:
"%[0-9.-]*l?[sdu]", where all length flags are parsed but ignored.
Additionally "%.*s" is supported and "%.*[ud]" is correctly parsed but
length value is ignored.
Additionally "%.*s" is supported and "%.*[ud]" is correctly parsed but
the length value is ignored.
*/
int my_error(int nr,myf MyFlags, ...)
@ -49,7 +49,7 @@ int my_error(int nr,myf MyFlags, ...)
reg2 char *endpos;
char * par;
char ebuff[ERRMSGSIZE+20];
int prec_chars;
int prec_chars; /* output precision */
my_bool prec_supplied;
DBUG_ENTER("my_error");
LINT_INIT(prec_chars); /* protected by prec_supplied */
@ -76,10 +76,11 @@ int my_error(int nr,myf MyFlags, ...)
}
else
{
/*
Skip size/precision flags to be compatible with printf.
The only size/precision flag supported is "%.*s".
"%.*u" and "%.*d" cause
/*
Skip size/precision flags to be compatible with printf.
The only size/precision flag supported is "%.*s".
If "%.*u" or "%.*d" are encountered, the precision number is read
from the variable argument list but its value is ignored.
*/
prec_supplied= 0;
if (*tpos== '.')
@ -94,52 +95,52 @@ int my_error(int nr,myf MyFlags, ...)
prec_supplied= 1;
}
}
if (!prec_supplied)
{
while (my_isdigit(&my_charset_latin1, *tpos) || *tpos == '.' ||
while (my_isdigit(&my_charset_latin1, *tpos) || *tpos == '.' ||
*tpos == '-')
tpos++;
if (*tpos == 'l') /* Skipp 'l' argument */
tpos++;
if (*tpos == 'l') /* Skip 'l' argument */
tpos++;
}
if (*tpos == 's') /* String parameter */
{
par = va_arg(ap, char *);
plen = (uint) strlen(par);
par= va_arg(ap, char *);
plen= (uint) strlen(par);
if (prec_supplied && prec_chars > 0)
plen= min((uint)prec_chars, plen);
if (olen + plen < ERRMSGSIZE+2) /* Replace if possible */
{
memcpy(endpos,par, plen);
endpos += plen;
strmake(endpos, par, plen);
endpos+= plen;
tpos++;
olen+=plen-2;
olen+= plen-2;
continue;
}
}
else if (*tpos == 'd' || *tpos == 'u') /* Integer parameter */
{
register int iarg;
iarg = va_arg(ap, int);
iarg= va_arg(ap, int);
if (*tpos == 'd')
plen= (uint) (int10_to_str((long) iarg, endpos, -10) - endpos);
else
plen= (uint) (int10_to_str((long) (uint) iarg, endpos, 10) - endpos);
if (olen + plen < ERRMSGSIZE+2) /* Replace parameter if possible */
{
endpos+=plen;
endpos+= plen;
tpos++;
olen+=plen-2;
olen+= plen-2;
continue;
}
}
}
*endpos++='%'; /* % used as % or unknown code */
*endpos++= '%'; /* % used as % or unknown code */
}
*endpos='\0'; /* End of errmessage */
*endpos= '\0'; /* End of errmessage */
va_end(ap);
DBUG_RETURN((*error_handler_hook)(nr, ebuff, MyFlags));
}