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@ -768,79 +768,6 @@ String *copy_if_not_alloced(String *to,String *from,uint32 from_length)
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Help functions
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****************************************************************************/
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/*
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copy a string from one character set to another
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SYNOPSIS
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copy_and_convert()
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to Store result here
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to_cs Character set of result string
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from Copy from here
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from_length Length of from string
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from_cs From character set
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NOTES
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'to' must be big enough as form_length * to_cs->mbmaxlen
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RETURN
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length of bytes copied to 'to'
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*/
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static uint32
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copy_and_convert_extended(char *to, uint32 to_length, CHARSET_INFO *to_cs,
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const char *from, uint32 from_length,
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CHARSET_INFO *from_cs,
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uint *errors)
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{
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int cnvres;
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my_wc_t wc;
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const uchar *from_end= (const uchar*) from+from_length;
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char *to_start= to;
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uchar *to_end= (uchar*) to+to_length;
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my_charset_conv_mb_wc mb_wc= from_cs->cset->mb_wc;
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my_charset_conv_wc_mb wc_mb= to_cs->cset->wc_mb;
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uint error_count= 0;
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while (1)
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{
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if ((cnvres= (*mb_wc)(from_cs, &wc, (uchar*) from,
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from_end)) > 0)
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from+= cnvres;
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else if (cnvres == MY_CS_ILSEQ)
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{
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error_count++;
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from++;
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wc= '?';
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}
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else if (cnvres > MY_CS_TOOSMALL)
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{
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/*
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A correct multibyte sequence detected
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But it doesn't have Unicode mapping.
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*/
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error_count++;
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from+= (-cnvres);
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wc= '?';
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}
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else
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break; // Not enough characters
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outp:
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if ((cnvres= (*wc_mb)(to_cs, wc, (uchar*) to, to_end)) > 0)
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to+= cnvres;
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else if (cnvres == MY_CS_ILUNI && wc != '?')
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{
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error_count++;
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wc= '?';
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goto outp;
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}
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else
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break;
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}
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*errors= error_count;
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return (uint32) (to - to_start);
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}
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/*
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