Mirror of :pserver:cvs@cvs.fefe.de:/cvs libowfat https://www.fefe.de/libowfat/
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#include "scan.h"
unsigned int scan_long(const char *src,long *dest) {
register const char *tmp;
register long int l;
register unsigned char c;
int neg;
int ok;
tmp=src; l=0; ok=neg=0;
switch (*tmp) {
case '-': neg=1;
case '+': ++tmp;
}
while ((c=*tmp-'0')<10) {
l=l*10+c;
++tmp;
ok=1;
}
if (ok) *dest=(neg?-l:l);
return tmp-src;
}