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authormanuel <manuel@mausz.at>2012-03-27 11:51:08 +0200
committermanuel <manuel@mausz.at>2012-03-27 11:51:08 +0200
commit4f670845ff9ab6c48bcb5f7bf4d4ef6dc3c3064b (patch)
tree868c52e06f207b5ec8a3cc141f4b8b2bdfcc165c /tests/filesys/base/child-syn-read.c
parenteae0bd57f0a26314a94785061888d193d186944a (diff)
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reorganize file structure to match the upstream requirements
Diffstat (limited to 'tests/filesys/base/child-syn-read.c')
-rw-r--r--tests/filesys/base/child-syn-read.c44
1 files changed, 44 insertions, 0 deletions
diff --git a/tests/filesys/base/child-syn-read.c b/tests/filesys/base/child-syn-read.c
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index 0000000..77a5e26
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+++ b/tests/filesys/base/child-syn-read.c
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1/* Child process for syn-read test.
2 Reads the contents of a test file a byte at a time, in the
3 hope that this will take long enough that we can get a
4 significant amount of contention in the kernel file system
5 code. */
6
7#include <random.h>
8#include <stdio.h>
9#include <stdlib.h>
10#include <syscall.h>
11#include "tests/lib.h"
12#include "tests/filesys/base/syn-read.h"
13
14const char *test_name = "child-syn-read";
15
16static char buf[BUF_SIZE];
17
18int
19main (int argc, const char *argv[])
20{
21 int child_idx;
22 int fd;
23 size_t i;
24
25 quiet = true;
26
27 CHECK (argc == 2, "argc must be 2, actually %d", argc);
28 child_idx = atoi (argv[1]);
29
30 random_init (0);
31 random_bytes (buf, sizeof buf);
32
33 CHECK ((fd = open (file_name)) > 1, "open \"%s\"", file_name);
34 for (i = 0; i < sizeof buf; i++)
35 {
36 char c;
37 CHECK (read (fd, &c, 1) > 0, "read \"%s\"", file_name);
38 compare_bytes (&c, buf + i, 1, i, file_name);
39 }
40 close (fd);
41
42 return child_idx;
43}
44