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authorDenys Vlasenko <vda.linux@googlemail.com>2009-07-18 03:41:29 +0200
committerDenys Vlasenko <vda.linux@googlemail.com>2009-07-18 03:41:29 +0200
commit7aca89a7a32a1e560c447952c28a8b1e7fb775fc (patch)
treeb988939ee5fc2cf2235847d5f04ba5887b185e05 /coreutils/touch.c
parent73b71f381d24218cf6368364be723a7b5c9aeda9 (diff)
downloadbusybox-7aca89a7a32a1e560c447952c28a8b1e7fb775fc.tar.gz
touch: implement -d --date (our own testsuite needs that)
function old new delta static.uname_longopts - 137 +137 touch_main 231 360 +129 static.touch_longopts - 32 +32 validate_tm_time - 28 +28 packed_usage 26616 26624 +8 date_main 687 686 -1 static.longopts 162 - -162 ------------------------------------------------------------------------------ (add/remove: 3/1 grow/shrink: 2/1 up/down: 334/-163) Total: 171 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'coreutils/touch.c')
-rw-r--r--coreutils/touch.c42
1 files changed, 31 insertions, 11 deletions
diff --git a/coreutils/touch.c b/coreutils/touch.c
index 7d434a233..1b4a5f0ea 100644
--- a/coreutils/touch.c
+++ b/coreutils/touch.c
@@ -41,31 +41,34 @@ int touch_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int touch_main(int argc UNUSED_PARAM, char **argv)
{
#if ENABLE_DESKTOP
-#if ENABLE_LONG_OPTS
- static const char longopts[] ALIGN1 =
+# if ENABLE_LONG_OPTS
+ static const char touch_longopts[] ALIGN1 =
/* name, has_arg, val */
"no-create\0" No_argument "c"
"reference\0" Required_argument "r"
+ "date\0" Required_argument "d"
;
-#endif
+# endif
struct utimbuf timebuf;
char *reference_file = NULL;
+ char *date_str = NULL;
#else
-#define reference_file NULL
-#define timebuf (*(struct utimbuf*)NULL)
+# define reference_file NULL
+# define date_str NULL
+# define timebuf (*(struct utimbuf*)NULL)
#endif
int fd;
int status = EXIT_SUCCESS;
int opts;
-#if ENABLE_DESKTOP
-#if ENABLE_LONG_OPTS
- applet_long_options = longopts;
+#if ENABLE_DESKTOP && ENABLE_LONG_OPTS
+ applet_long_options = touch_longopts;
#endif
-#endif
- opts = getopt32(argv, "c" IF_DESKTOP("r:")
+ opts = getopt32(argv, "c" IF_DESKTOP("r:d:")
/*ignored:*/ "fma"
- IF_DESKTOP(, &reference_file));
+ IF_DESKTOP(, &reference_file)
+ IF_DESKTOP(, &date_str)
+ );
opts &= 1; /* only -c bit is left */
argv += optind;
@@ -80,6 +83,23 @@ int touch_main(int argc UNUSED_PARAM, char **argv)
timebuf.modtime = stbuf.st_mtime;
}
+ if (date_str) {
+ struct tm tm_time;
+ time_t t;
+
+ //time(&t);
+ //localtime_r(&t, &tm_time);
+ memset(&tm_time, 0, sizeof(tm_time));
+ parse_datestr(date_str, &tm_time);
+
+ /* Correct any day of week and day of year etc. fields */
+ tm_time.tm_isdst = -1; /* Be sure to recheck dst */
+ t = validate_tm_time(date_str, &tm_time);
+
+ timebuf.actime = t;
+ timebuf.modtime = t;
+ }
+
do {
if (utime(*argv, reference_file ? &timebuf : NULL)) {
if (errno == ENOENT) { /* no such file */