ref: 183ab18dfcb048318241b92510a3f6614fa62ca4
dir: /sys/src/libmp/port/mpveccmp.c/
#include "os.h" #include <mp.h> #include "dat.h" int mpveccmp(mpdigit *a, int alen, mpdigit *b, int blen) { mpdigit x; while(alen > blen) if(a[--alen] != 0) return 1; while(blen > alen) if(b[--blen] != 0) return -1; while(alen > 0){ --alen; x = a[alen] - b[alen]; if(x == 0) continue; if(x > a[alen]) return -1; else return 1; } return 0; }