toaruos/userspace/tests/test-lots-of-files.c
2014-06-07 23:13:29 -07:00

33 lines
633 B
C

/* This file is part of ToaruOS and is released under the terms
* of the NCSA / University of Illinois License - see LICENSE.md
* Copyright (C) 2014 Kevin Lange
*/
#include <stdio.h>
#include <unistd.h>
#include <fcntl.h>
#include <string.h>
#include <sys/wait.h>
#define CHUNK_SIZE 4096
void doit(int fd) {
while (1) {
char buf[CHUNK_SIZE];
memset(buf, 0, CHUNK_SIZE);
ssize_t r = read(fd, buf, CHUNK_SIZE);
if (!r) return;
write(STDOUT_FILENO, buf, r);
}
}
int main(int argc, char * argv[]) {
for (int i = 0; i < 500; ++i) {
int fd = open("/proc/meminfo", O_RDONLY);
doit(fd);
close(fd);
}
return 0;
}