NAME¶
scan_plusminus - parse '+' or '-'
SYNTAX¶
#include <scan.h>
size_t
scan_plusminus(const char *
src,int *
dest);
DESCRIPTION¶
scan_plusminus parses an ASCII '+' or '-' sign from
src, sets
dest
1 or -1, respectively, and returns 1.
If neither is found, '+' is assumed and 0 is returned.
