Source

linux-scalability-benchmarks / libowfat / str / str_start.c

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#include "str.h"

/* str_start returns 1 if the b is a prefix of a, 0 otherwise */
int str_start(const char* a, const char* b) {
  register const char* s=a;
  register const char* t=b;
  for (;;) {
    if (!*t) return 1; if (*s!=*t) break; ++s; ++t;
    if (!*t) return 1; if (*s!=*t) break; ++s; ++t;
    if (!*t) return 1; if (*s!=*t) break; ++s; ++t;
    if (!*t) return 1; if (*s!=*t) break; ++s; ++t;
  }
  return 0;
}