CP/M/CPM_CDROM.iso/enterprs/cpm/utils/s/smc21lib.lzh/DTOI.C

C/C++ Source or Header | 1993-03-25 | 512 b | 17 lines

#define NOCCARGC
#include stdio.h
/*
** dtoi -- convert signed decimal string to integer nbr
**        returns field length, else ERR on error
*/
dtoi(decstr, nbr) char *decstr; int *nbr; {
  int len, s;
  if((*decstr)=='-') {s=1; ++decstr;} else s=0;
  if((len=utoi(decstr, nbr))<0) return (ERR);
  if(*nbr<0) return (ERR);
  if(s) {*nbr = -*nbr; return (++len);} else return (len);
  }