This patch adds a config option which makes touch set timestamps to the
current microsecond, instead of the current second.
Signed-off-by: Peter D <urmu...@snopyta.org>
---
This patch should be applied on top of Xabier Oneca's patches to add the
-a and -m options to busybox
coreutils/touch.c | 22 ++++++++++++++++++----
1 file changed, 18 insertions(+), 4 deletions(-)
diff --git a/coreutils/touch.c b/coreutils/touch.c
index e80720982..ac9e233ad 100644
--- a/coreutils/touch.c
+++ b/coreutils/touch.c
@@ -33,6 +33,13 @@
//config: depends on TOUCH
//config: help
//config: Enable touch to use a reference file or a given date/time
argument.
+//config:
+//config:config FEATURE_TOUCH_MICROSECONDS
+//config: bool "Add support for setting microsecond timestamps"
+//config: default y
+//config: depends on TOUCH
+//config: help
+//config: Enable touch to set timestamps to the current microsecond
//applet:IF_TOUCH(APPLET_NOFORK(touch, touch, BB_DIR_BIN, BB_SUID_DROP, touch))
@@ -142,10 +149,11 @@ int touch_main(int argc UNUSED_PARAM, char **argv)
xstat(reference_file, &stbuf);
timebuf[0].tv_sec = stbuf.st_atime;
timebuf[1].tv_sec = stbuf.st_mtime;
- /* Can use .st_mtim.tv_nsec
- * (or is it .st_mtimensec?? see date.c)
- * to set microseconds too.
- */
+#if ENABLE_FEATURE_TOUCH_MICROSECONDS
+ /* divide nanoseconds by 1000 to get microseconds */
+ timebuf[0].tv_usec = stbuf.st_atim.tv_nsec / 1000;
+ timebuf[1].tv_usec = stbuf.st_mtim.tv_nsec / 1000;
+#endif
newtime = timebuf;
}
@@ -190,8 +198,14 @@ int touch_main(int argc UNUSED_PARAM, char **argv)
*/
if (!(opts & OPT_a))
timebuf[0].tv_sec = stbuf.st_atime;
+#if ENABLE_FEATURE_TOUCH_MICROSECONDS
+ timebuf[0].tv_usec =
stbuf.st_atim.tv_nsec / 1000;
+#endif
if (!(opts & OPT_m))
timebuf[1].tv_sec = stbuf.st_mtime;
+#if ENABLE_FEATURE_TOUCH_MICROSECONDS
+ timebuf[1].tv_usec =
stbuf.st_mtim.tv_nsec / 1000;
+#endif
}
}
--
2.31.1
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