ref: 6c5e9f73197f0e6bfc59119541312a1d281133b2
dir: /sys/src/libc/port/runestrncmp.c/
#include <u.h> #include <libc.h> int runestrncmp(Rune *s1, Rune *s2, long n) { Rune c1, c2; while(n > 0) { c1 = *s1++; c2 = *s2++; n--; if(c1 != c2) { if(c1 > c2) return 1; return -1; } if(c1 == 0) break; } return 0; }