204 static int totypeAtoF(const char *z, double *pResult, int length){  in totypeAtoF()  argument
205   const char *zEnd = z + length;  in totypeAtoF()
220   while( z<zEnd && totypeIsspace(*z) ) z++;  in totypeAtoF()
221   if( z>=zEnd ) return 0;  in totypeAtoF()
224   if( *z=='-' ){  in totypeAtoF()
226     z++;  in totypeAtoF()
227   }else if( *z=='+' ){  in totypeAtoF()
228     z++;  in totypeAtoF()
232   while( z<zEnd && z[0]=='0' ) z++, nDigits++;  in totypeAtoF()
235   while( z<zEnd && totypeIsdigit(*z) && s<((LARGEST_INT64-9)/10) ){  in totypeAtoF()
236     s = s*10 + (*z - '0');  in totypeAtoF()
237     z++, nDigits++;  in totypeAtoF()
242   while( z<zEnd && totypeIsdigit(*z) ) z++, nDigits++, d++;  in totypeAtoF()
243   if( z>=zEnd ) goto totype_atof_calc;  in totypeAtoF()
246   if( *z=='.' ){  in totypeAtoF()
247     z++;  in totypeAtoF()
250     while( z<zEnd && totypeIsdigit(*z) && s<((LARGEST_INT64-9)/10) ){  in totypeAtoF()
251       s = s*10 + (*z - '0');  in totypeAtoF()
252       z++, nDigits++, d--;  in totypeAtoF()
255     while( z<zEnd && totypeIsdigit(*z) ) z++, nDigits++;  in totypeAtoF()
257   if( z>=zEnd ) goto totype_atof_calc;  in totypeAtoF()
260   if( *z=='e' || *z=='E' ){  in totypeAtoF()
261     z++;  in totypeAtoF()
263     if( z>=zEnd ) goto totype_atof_calc;  in totypeAtoF()
265     if( *z=='-' ){  in totypeAtoF()
267       z++;  in totypeAtoF()
268     }else if( *z=='+' ){  in totypeAtoF()
269       z++;  in totypeAtoF()
272     while( z<zEnd && totypeIsdigit(*z) ){  in totypeAtoF()
273       e = e<10000 ? (e*10 + (*z - '0')) : 10000;  in totypeAtoF()
274       z++;  in totypeAtoF()
281     while( z<zEnd && totypeIsspace(*z) ) z++;  in totypeAtoF()
350   return z>=zEnd && nDigits>0 && eValid && nonNum==0;  in totypeAtoF()