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example.c: In function ‘getlen’'getlen'€™:
example.c:12: warning: control reaches end of non-void function

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

size_t getlen(int *input, size_t maxlen, int delim) {
  size_t i;
  for (i = 0; i < maxlen; ++i) {
    if (input[i] == delim) {
      return i;
    }
  }
}

/* ... */
int main(int argc, char **argv) {

  size_t i;
  int data[] = {1, 1, 1};

  i = getlen(data, sizeof(data), 0);
  printf("Returned: %d\n", i);
  data[i] = 0;

  return EXIT_SUCCESS;

}