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authorRob Landley <rob@landley.net>2019-03-26 15:40:00 -0500
committerRob Landley <rob@landley.net>2019-03-26 15:40:00 -0500
commitd78f05e91bb3a87a73b1d3fad29362447ee8e1f6 (patch)
tree89f486d2e5355f3cda46b8a94a77ffa9ab9da94d /toys/posix
parent0b7206b22e7ef9d5d72079caa943592e313a6d65 (diff)
downloadtoybox-d78f05e91bb3a87a73b1d3fad29362447ee8e1f6.tar.gz
Make touch use xparsedate() (result: -t and -d the same, autodetects format),
and fix tests to pass on host too.
Diffstat (limited to 'toys/posix')
-rw-r--r--toys/posix/date.c2
-rw-r--r--toys/posix/touch.c62
2 files changed, 7 insertions, 57 deletions
diff --git a/toys/posix/date.c b/toys/posix/date.c
index 685ac8bf..a1762854 100644
--- a/toys/posix/date.c
+++ b/toys/posix/date.c
@@ -77,7 +77,7 @@ static void parse_date(char *str, time_t *t)
tzset();
}
time(t);
- xparsedate(str, t, &TT.nano);
+ xparsedate(str, t, &TT.nano, 1);
if (new_tz) {
if (old_tz) setenv("TZ", old_tz, 1);
else unsetenv("TZ");
diff --git a/toys/posix/touch.c b/toys/posix/touch.c
index 3775c8bc..5e33d7f7 100644
--- a/toys/posix/touch.c
+++ b/toys/posix/touch.c
@@ -41,67 +41,17 @@ void touch_main(void)
// use current time if no -t or -d
ts[0].tv_nsec = UTIME_NOW;
- if (FLAG(t) || FLAG(d)) {
- char *s, *date, **format;
- struct tm tm;
- int len = 0;
-
- // Initialize default values for time fields
- ts->tv_sec = time(0);
- ts->tv_nsec = 0;
-
- // List of search types
- if (FLAG(d)) {
- format = (char *[]){"%Y-%m-%dT%T", "%Y-%m-%d %T", 0};
- date = TT.d;
- } else {
- format = (char *[]){"%m%d%H%M", "%y%m%d%H%M", "%C%y%m%d%H%M", 0};
- date = TT.t;
- }
-
- // Trailing Z means UTC timezone, don't expect libc to know this.
- i = strlen(s = date);
- if (i && toupper(date[i-1])=='Z') {
- date[i-1] = 0;
- setenv("TZ", "UTC0", 1);
- }
- while (*format) {
- if (FLAG(t)) {
- s = strchr(date, '.');
- if ((s ? s-date : strlen(date)) != strlen(*format)) {
- format++;
- continue;
- }
- }
- localtime_r(&(ts->tv_sec), &tm);
- // Adjusting for daylight savings time gives the wrong answer.
- tm.tm_isdst = 0;
- tm.tm_sec = 0;
- s = strptime(date, *format++, &tm);
-
- // parse nanoseconds
- if (s && *s=='.' && isdigit(s[1])) {
- s++;
- if (FLAG(t))
- if (1 == sscanf(s, "%2u%n", &(tm.tm_sec), &len)) s += len;
- if (1 == sscanf(s, "%lu%n", &ts->tv_nsec, &len)) {
- s += len;
- if (ts->tv_nsec > 999999999) s = 0;
- else while (len++ < 9) ts->tv_nsec *= 10;
- }
- }
- if (s && !*s) break;
- }
+ if (FLAG(t) || FLAG(d)) {
+ time_t t = time(0);
+ unsigned nano;
- errno = 0;
- ts->tv_sec = mktime(&tm);
- if (!s || *s || ts->tv_sec == -1) perror_exit("bad '%s'", date);
+ xparsedate(TT.t ? TT.t : TT.d, &t, &nano, 0);
+ ts->tv_sec = t;
+ ts->tv_nsec = nano;
}
ts[1]=ts[0];
- // Set time from -r?
-
if (TT.r) {
struct stat st;