Mirrors_Framework/rtems
1
0
Fork 0
mirror of https://gitlab.rtems.org/rtems/rtos/rtems.git synced 2026-09-28 15:53:06 +08:00
Code Issues Packages Projects Releases Wiki Activity

Check times with a no change truncate via open.

Browse Source 
The open path should update the times even if the truncate does not
change the size.
This commit is contained in:
Chris Johns
2013-08-08 08:11:57 +10:00
parent b45b0ff783
commit 2f9cef8819
1 changed files with 31 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files
testsuites/fstests/fstime/test.c
+31 -1
View File
@@ -37,6 +37,7 @@ static void time_test01 (void)
char *databuf = "TEST";
char *file01 = "test01";
char *file02 = "test02";
char *file03 = "test03";
char *dir01 = "dir01";
int n;
@@ -53,7 +54,7 @@ static void time_test01 (void)
rtems_test_assert (status == 0);
/*
* Create two files
* Create the test files
*/
fd = open (file01, O_CREAT | O_WRONLY, mode);
n = write (fd, databuf, len);
@@ -66,6 +67,12 @@ static void time_test01 (void)
rtems_test_assert (n == len);
status = close (fd);
rtems_test_assert (status == 0);
/* A simple C version of touch */
fd = open (file03, O_CREAT | O_WRONLY, mode);
status = close (fd);
rtems_test_assert (status == 0);
/*
* If O_CREAT is set and the file did not previously exist, upon
* successful completion, open() shall mark for update the st_atime,
@@ -90,6 +97,7 @@ static void time_test01 (void)
rtems_test_assert (TIME_EQUAL (ctime1, mtime2));
rtems_test_assert (TIME_EQUAL (ctime1, ctime2));
status = stat (file02, &statbuf);
rtems_test_assert (status == 0);
ctime1 = statbuf.st_ctime;
@@ -119,6 +127,7 @@ static void time_test01 (void)
*/
status = mkdir (dir01, mode);
rtems_test_assert (status == 0);
/*
* truncate file01 to len, so it does not changes the file size
*/
@@ -131,12 +140,21 @@ static void time_test01 (void)
status = truncate (file02, len + 1);
rtems_test_assert (status == 0);
/*
* Truncate an empty file which does not change the length.
*/
fd = open (file03, O_TRUNC | O_WRONLY, mode);
status = close (fd);
rtems_test_assert (status == 0);
/*
*
* truncate shall not modify the file offset for any open file
* descriptions associated with the file. Upon successful completion,
* if the file size is changed, this function shall mark for update
* the st_ctime and st_mtime fields of the file
*
* open with O_TRUNC must update the file fields.
*/
/*
@@ -162,6 +180,18 @@ static void time_test01 (void)
rtems_test_assert (!TIME_EQUAL (ctime1, mtime2));
rtems_test_assert (!TIME_EQUAL (ctime1, ctime2));
/*
* file03 shall update
*/
status = stat (file03, &statbuf);
rtems_test_assert (status == 0);
ctime2 = statbuf.st_ctime;
mtime2 = statbuf.st_mtime;
rtems_test_assert (TIME_EQUAL (ctime2, mtime2));
rtems_test_assert (!TIME_EQUAL (ctime1, mtime2));
rtems_test_assert (!TIME_EQUAL (ctime1, ctime2));
/*
* Upon successful completion, mkdir() shall mark for update the
* 5st_atime, st_ctime, and st_mtime fields of the directory.