test/benchmarks/clib/stdio.c

   1 /*
   2     Copyright © 2008, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #include "benchmark.h"
   7 #include <stdio.h>
   8
   9 int main() {
  10     FILE *file;
  11
  12     if((file = fopen("T:__test__", "w")))
  13     {
  14         #define BUFSIZE 1000000
  15         char buffer[BUFSIZE];
  16
  17         #define BENCHMARK(z, n, c) fwrite(buffer, BUFSIZE, sizeof(char), file);
  18         BENCHMARK_BUFFER(fwrite,100, BUFSIZE);
  19         #undef BENCHMARK
  20
  21         fseek(file, 0, SEEK_SET);
  22
  23         #define BENCHMARK(z, n, c) fread(buffer, BUFSIZE, sizeof(char), file);
  24         BENCHMARK_BUFFER(fread,100, BUFSIZE);
  25         #undef BENCHMARK
  26
  27         fclose(file);
  28         remove("T:__test__");
  29     }
  30
  31     if((file = fopen("T:__test__", "w")))
  32     {
  33         char buffer[1];
  34
  35         #define BENCHMARK(z, n, c) fwrite(buffer, 1, sizeof(char), file);
  36         BENCHMARK_OPERATION(fwrite,10000000);
  37         #undef BENCHMARK
  38
  39         fseek(file, 0, SEEK_SET);
  40
  41         #define BENCHMARK(z, n, c) fread(buffer, 1, sizeof(char), file);
  42         BENCHMARK_OPERATION(fread,10000000);
  43         #undef BENCHMARK
  44
  45         fseek(file, 0, SEEK_SET);
  46
  47         #define BENCHMARK(z, n, c) fseek(file, 1, SEEK_CUR);
  48         BENCHMARK_OPERATION(fseek_cur,10000);
  49         #undef BENCHMARK
  50
  51         #define BENCHMARK(z, n, c) fseek(file, c * 100 + n, SEEK_SET);
  52         BENCHMARK_OPERATION(fseek_set,10000);
  53         #undef BENCHMARK
  54
  55         #define BENCHMARK(z, n, c) fseek(file, c * 100 + n, SEEK_END);
  56         BENCHMARK_OPERATION(fseek_end,10000);
  57         #undef BENCHMARK
  58
  59         fclose(file);
  60         remove("T:__test__");
  61     }
  62
  63     return 0;
  64 }