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-rw-r--r--toys/posix/touch.c24
1 files changed, 16 insertions, 8 deletions
diff --git a/toys/posix/touch.c b/toys/posix/touch.c
index c18087a9..79eba177 100644
--- a/toys/posix/touch.c
+++ b/toys/posix/touch.c
@@ -4,7 +4,7 @@
*
* See http://pubs.opengroup.org/onlinepubs/9699919799/utilities/touch.html
-USE_TOUCH(NEWTOY(touch, "acd:mr:t:h[!dtr]", TOYFLAG_BIN))
+USE_TOUCH(NEWTOY(touch, "<1acd:mr:t:h[!dtr]", TOYFLAG_BIN))
config TOUCH
bool "touch"
@@ -115,13 +115,21 @@ void touch_main(void)
// Loop through files on command line
for (ss = toys.optargs; *ss;) {
+ char *s = *ss++;
- // cheat: FLAG_h is rightmost flag, so its value is 1
- if (!utimensat(AT_FDCWD, *ss, ts,
- (toys.optflags & FLAG_h)*AT_SYMLINK_NOFOLLOW)) ss++;
- else if (toys.optflags & FLAG_c) ss++;
- else if (access(*ss, F_OK) && (-1!=(fd = open(*ss, O_CREAT, 0666))))
- close(fd);
- else perror_msg("'%s'", *ss++);
+ if (!strcmp(s, "-")) {
+ if (!futimens(1, ts)) continue;
+ } else {
+ // cheat: FLAG_h is rightmost flag, so its value is 1
+ if (!utimensat(AT_FDCWD, s, ts,
+ (toys.optflags & FLAG_h)*AT_SYMLINK_NOFOLLOW)) continue;
+ if (toys.optflags & FLAG_c) continue;
+ if (access(s, F_OK) && (-1!=(fd = open(s, O_CREAT, 0666)))) {
+ close(fd);
+ if (toys.optflags) ss--;
+ continue;
+ }
+ }
+ perror_msg("'%s'", s);
}
}