154 	int tfl, flags, width, precision;  in vfprintf()  local
181 				precision = va_arg(args, int);  in vfprintf()
185 				precision = 0;  in vfprintf()
186 				while('0'<=*s && *s<='9') precision = precision*10 + *s++ - '0';  in vfprintf()
190 			precision = -1;  in vfprintf()
199 		if(ocvt[*s]) nprint += (*ocvt[*s++])(f, &args, flags, width, precision);  in vfprintf()
209 ocvt_c(FILE *f, va_list *args, int flags, int width, int precision)  in ocvt_c()  argument
211 #pragma ref precision  in ocvt_c()
221 ocvt_s(FILE *f, va_list *args, int flags, int width, int precision)  in ocvt_s()  argument
230 		if(precision >= 0)  in ocvt_s()
231 			for(i=0; i!=precision && s[i]; i++);  in ocvt_s()
239 	if(precision >= 0){  in ocvt_s()
240 		for(i=0; i!=precision && *s; i++){  in ocvt_s()
260 ocvt_n(FILE *f, va_list *args, int flags, int width, int precision)  in ocvt_n()  argument
264 #pragma ref precision  in ocvt_n()
287 ocvt_fixed(FILE *f, va_list *args, int flags, int width, int precision,  in ocvt_fixed()  argument
326 	if(precision==0 && dp-digits==1 && dp[-1]=='0')  in ocvt_fixed()
328 	nlzero = precision-(dp-digits);  in ocvt_fixed()
339 		if(flags&ZPAD && precision <= 0){  in ocvt_fixed()
377 ocvt_X(FILE *f, va_list *args, int flags, int width, int precision)  in ocvt_X()  argument
379 	return ocvt_fixed(f, args, flags, width, precision, 16, 0, "0123456789ABCDEF", "0X");  in ocvt_X()
383 ocvt_d(FILE *f, va_list *args, int flags, int width, int precision)  in ocvt_d()  argument
385 	return ocvt_fixed(f, args, flags, width, precision, 10, 1, "0123456789", "");  in ocvt_d()
389 ocvt_o(FILE *f, va_list *args, int flags, int width, int precision)  in ocvt_o()  argument
391 	return ocvt_fixed(f, args, flags, width, precision, 8, 0, "01234567", "0");  in ocvt_o()
395 ocvt_p(FILE *f, va_list *args, int flags, int width, int precision)  in ocvt_p()  argument
397 	return ocvt_fixed(f, args, flags|PTR|ALT, width, precision, 16, 0,  in ocvt_p()
402 ocvt_u(FILE *f, va_list *args, int flags, int width, int precision)  in ocvt_u()  argument
404 	return ocvt_fixed(f, args, flags, width, precision, 10, 0, "0123456789", "");  in ocvt_u()
408 ocvt_x(FILE *f, va_list *args, int flags, int width, int precision)  in ocvt_x()  argument
410 	return ocvt_fixed(f, args, flags, width, precision, 16, 0, "0123456789abcdef", "0x");  in ocvt_x()
416 ocvt_E(FILE *f, va_list *args, int flags, int width, int precision)  in ocvt_E()  argument
418 	return ocvt_flt(f, args, flags, width, precision, 'E');  in ocvt_E()
422 ocvt_G(FILE *f, va_list *args, int flags, int width, int precision)  in ocvt_G()  argument
424 	return ocvt_flt(f, args, flags, width, precision, 'G');  in ocvt_G()
428 ocvt_e(FILE *f, va_list *args, int flags, int width, int precision)  in ocvt_e()  argument
430 	return ocvt_flt(f, args, flags, width, precision, 'e');  in ocvt_e()
434 ocvt_f(FILE *f, va_list *args, int flags, int width, int precision)  in ocvt_f()  argument
436 	return ocvt_flt(f, args, flags, width, precision, 'f');  in ocvt_f()
440 ocvt_g(FILE *f, va_list *args, int flags, int width, int precision)  in ocvt_g()  argument
442 	return ocvt_flt(f, args, flags, width, precision, 'g');  in ocvt_g()
446 ocvt_flt(FILE *f, va_list *args, int flags, int width, int precision, char afmt)  in ocvt_flt()  argument
463 	if(precision < 0) precision = 6;  in ocvt_flt()
466 		digits = _dtoa(d, 3, precision, &exponent, &sign, &edigits);  in ocvt_flt()
473 		digits = _dtoa(d, 2, 1+precision, &exponent, &sign, &edigits);  in ocvt_flt()
479 		if (precision > 0)  in ocvt_flt()
480 			digits = _dtoa(d, 2, precision, &exponent, &sign, &edigits);  in ocvt_flt()
482 			digits = _dtoa(d, 0, precision, &exponent, &sign, &edigits);  in ocvt_flt()
483 			precision = edigits - digits;  in ocvt_flt()
484 			if (exponent > precision && exponent <= precision + 4)  in ocvt_flt()
485 				precision = exponent;  in ocvt_flt()
487 		if(exponent >= -3 && exponent <= precision){  in ocvt_flt()
489 			precision -= exponent;  in ocvt_flt()
492 			--precision;  in ocvt_flt()
498 		precision = 0;  in ocvt_flt()
509 			if(precision+exponent > ndig) {  in ocvt_flt()
510 				precision = ndig - exponent;  in ocvt_flt()
511 				if(precision < 0)  in ocvt_flt()
512 					precision = 0;  in ocvt_flt()
516 			if(precision > ndig-1) precision = ndig-1;  in ocvt_flt()
519 	nout = precision;				/* digits after decimal point */  in ocvt_flt()
520 	if(precision!=0 || flags&ALT) nout++;		/* decimal point */  in ocvt_flt()
547 		if(precision>0 || flags&ALT) putc('.', f);  in ocvt_flt()
548 		for(i=0; i!=precision; i++)  in ocvt_flt()
553 		if(precision>0 || flags&ALT) putc('.', f);  in ocvt_flt()
554 		for(i=0; i!=precision; i++) putc(i<ndig-1?digits[i+1]:'0', f);  in ocvt_flt()