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Make fs test loopable

This commit is contained in:
Christian Prochaska 2012-07-10 16:02:15 +02:00 committed by Norman Feske
parent 00747ddd1f
commit d564003e1c
4 changed files with 66 additions and 46 deletions
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3
libports/run/libc_ffat.run
View File

@ -53,6 +53,9 @@ set config {
</start>
<start name="test-libc_ffat">
<resource name="RAM" quantum="2M"/>
<config>
<iterations value="1"/>
</config>
</start>
}

3
libports/run/libc_fs.run
View File

@ -38,6 +38,9 @@ install_config {
</start>
<start name="test-libc_fs">
<resource name="RAM" quantum="2M"/>
<config>
<iterations value="1"/>
</config>
</start>
</config>
}

5
libports/src/lib/libc_ffat/plugin.cc
View File

@ -449,7 +449,10 @@ class Plugin : public Libc::Plugin
ffat_flags |= FA_WRITE;
if ((flags & O_CREAT) == O_CREAT)
ffat_flags |= FA_CREATE_NEW;
if ((flags & O_EXCL) == O_EXCL)
ffat_flags |= FA_CREATE_NEW;
else
ffat_flags |= FA_CREATE_ALWAYS;
FRESULT res = f_open(&ffat_file, pathname, ffat_flags);

101
libports/src/test/libc_ffat/main.cc
View File

@ -12,6 +12,9 @@
* under the terms of the GNU General Public License version 2.
*/
/* Genode includes */
#include <os/config.h>
/* libc includes */
#include <dirent.h>
#include <fcntl.h>
@ -38,62 +41,70 @@ int main(int argc, char *argv[])
int ret, fd;
char const *dir_name = "/testdir";
char const *dir_name_long = "testdir long";
char const *file_name = "test.tst";
char const *pattern = "a single line of text";
/* create directory (short name) */
CALL_AND_CHECK(ret, mkdir(dir_name, 0777), ret == 0, "dir_name=%s", dir_name);
unsigned int iterations = 1;
/* change to new directory */
CALL_AND_CHECK(ret, chdir(dir_name), ret == 0, "dir_name=%s", dir_name);
try {
Genode::config()->xml_node().sub_node("iterations").attribute("value").value(&iterations);
} catch(...) { }
/* create directory (long name) */
CALL_AND_CHECK(ret, mkdir(dir_name_long, 0777), ret == 0, "dir_name_long=%s", dir_name_long);
for (unsigned int i = 0; i < iterations; i++) {
/* write pattern to a file */
CALL_AND_CHECK(fd, open(file_name, O_CREAT | O_WRONLY), fd >= 0, "file_name=%s", file_name);
size_t count = strlen(pattern);
CALL_AND_CHECK(ret, write(fd, pattern, count), ret > 0, "count=%zd", count);
CALL_AND_CHECK(ret, close(fd), ret == 0, "");
/* create directory (short name) */
CALL_AND_CHECK(ret, mkdir(dir_name, 0777), ((ret == 0) || (errno == EEXIST)), "dir_name=%s", dir_name);
/* query file status of new file */
struct stat stat_buf;
CALL_AND_CHECK(ret, stat(file_name, &stat_buf), ret == 0, "file_name=%s", file_name);
printf("file size: %u bytes\n", (unsigned)stat_buf.st_size);
struct tm *file_time = gmtime(&stat_buf.st_mtime);
printf("last modified: %04u-%02u-%02u %02u:%02u:%02u\n",
file_time->tm_year, file_time->tm_mon, file_time->tm_mday,
file_time->tm_hour, file_time->tm_min, file_time->tm_sec);
/* change to new directory */
CALL_AND_CHECK(ret, chdir(dir_name), ret == 0, "dir_name=%s", dir_name);
/* read and verify file content */
CALL_AND_CHECK(fd, open(file_name, O_RDONLY), fd >= 0, "file_name=%s", file_name);
static char buf[512];
CALL_AND_CHECK(count, read(fd, buf, sizeof(buf)), count > 0, "");
CALL_AND_CHECK(ret, close(fd), ret == 0, "");
printf("content of file: \"%s\"\n", buf);
if (strcmp(buf, pattern) != 0) {
printf("unexpected content of file\n");
return -1;
} else {
printf("file content is correct\n");
}
/* write pattern to a file */
CALL_AND_CHECK(fd, open(file_name, O_CREAT | O_WRONLY), fd >= 0, "file_name=%s", file_name);
size_t count = strlen(pattern);
CALL_AND_CHECK(ret, write(fd, pattern, count), ret > 0, "count=%zd", count);
CALL_AND_CHECK(ret, close(fd), ret == 0, "");
/* read directory entries */
DIR *dir;
CALL_AND_CHECK(dir, opendir(dir_name), dir, "dir_name=\"%s\"", dir_name);
printf("calling readdir()\n");
for (;;) {
struct dirent *dirent = readdir(dir);
if (dirent) {
if (dirent->d_type == DT_DIR)
printf("found directory %s\n", dirent->d_name);
else
printf("found file %s\n", dirent->d_name);
/* query file status of new file */
struct stat stat_buf;
CALL_AND_CHECK(ret, stat(file_name, &stat_buf), ret == 0, "file_name=%s", file_name);
printf("file size: %u bytes\n", (unsigned)stat_buf.st_size);
struct tm *file_time = gmtime(&stat_buf.st_mtime);
printf("last modified: %04u-%02u-%02u %02u:%02u:%02u\n",
file_time->tm_year, file_time->tm_mon, file_time->tm_mday,
file_time->tm_hour, file_time->tm_min, file_time->tm_sec);
/* read and verify file content */
CALL_AND_CHECK(fd, open(file_name, O_RDONLY), fd >= 0, "file_name=%s", file_name);
static char buf[512];
CALL_AND_CHECK(count, read(fd, buf, sizeof(buf)), count > 0, "");
CALL_AND_CHECK(ret, close(fd), ret == 0, "");
printf("content of file: \"%s\"\n", buf);
if (strcmp(buf, pattern) != 0) {
printf("unexpected content of file\n");
return -1;
} else {
printf("no (more) direntries found\n");
break;
printf("file content is correct\n");
}
/* read directory entries */
DIR *dir;
CALL_AND_CHECK(dir, opendir(dir_name), dir, "dir_name=\"%s\"", dir_name);
printf("calling readdir()\n");
for (;;) {
struct dirent *dirent = readdir(dir);
if (dirent) {
if (dirent->d_type == DT_DIR)
printf("found directory %s\n", dirent->d_name);
else
printf("found file %s\n", dirent->d_name);
} else {
printf("no (more) direntries found\n");
break;
}
}
if (i < (iterations - 1))
sleep(2);
}
return 0;