Ingo Weinhold
91e9d17c3f
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@27364 a95241bf-73f2-0310-859d-f6bbb57e9c96
49 lines
855 B
C++
49 lines
855 B
C++
/*
|
|
* Copyright 2008, Ingo Weinhold, [email protected].
|
|
* Distributed under the terms of the MIT License.
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <sys/stat.h>
|
|
|
|
#include <OS.h>
|
|
|
|
|
|
static void
|
|
time_lstat(const char* path)
|
|
{
|
|
printf("%-60s ...", path);
|
|
fflush(stdout);
|
|
bigtime_t startTime = system_time();
|
|
|
|
static const int32 iterations = 10000;
|
|
for (int32 i = 0; i < iterations; i++) {
|
|
struct stat st;
|
|
lstat(path, &st);
|
|
}
|
|
|
|
bigtime_t totalTime = system_time() - startTime;
|
|
printf(" %5.3f us/call\n", (double)totalTime / iterations);
|
|
}
|
|
|
|
|
|
int
|
|
main()
|
|
{
|
|
const char* const paths[] = {
|
|
"/",
|
|
"/boot",
|
|
"/boot/develop",
|
|
"/boot/develop/headers",
|
|
"/boot/develop/headers/posix",
|
|
"/boot/develop/headers/posix/sys",
|
|
"/boot/develop/headers/posix/sys/stat.h",
|
|
NULL
|
|
};
|
|
|
|
for (int32 i = 0; paths[i] != NULL; i++)
|
|
time_lstat(paths[i]);
|
|
|
|
return 0;
|
|
}
|