1 /* 2 * reimplementation of Daniel Bernstein's byte library. 3 * placed in the public domain by Uwe Ohse, uwe@ohse.de. 4 */ 5 #include "scan.h" 6 7 unsigned int scan_plusminus(const char * str,int * sign)8scan_plusminus (const char *str, int *sign) 9 { 10 if (*str == '-') { 11 *sign = -1; 12 return 1; 13 } 14 *sign = 1; 15 return (*str == '+'); 16 } 17