utils

commit: 1f07ed293d92e6df6d43dc5ae7e08240373391c2
parent 25d16de6f4c594c2a074fd2307144b68f8105209
Author: Haelwenn (lanodan) Monnier <contact@hacktivis.me>
Date:   Sat,  3 Jun 2023 06:18:23 +0200

cmd/touch: Add -h for Busybox compatibility

Diffstat:
M
cmd/touch.1
10
+++++++---
M
cmd/touch.c
5
++++-

2 files changed, 11 insertions(+), 4 deletions(-)
diff --git a/cmd/touch.1 b/cmd/touch.1
@@ -9,7 +9,7 @@
 .Nd change file access and modification times
 .Sh SYNOPSIS
 .Nm
-.Op Fl acm
+.Op Fl achm
 .Op Fl d Ar datetime | Fl r Ar ref_file
 .Ar file...
 .Sh DESCRIPTION
@@ -25,6 +25,8 @@ is also given.
 .It Fl c
 Do not create
 .Ar file .
+.It Fl h
+Do not follow symlinks.
 .It Fl m
 Change the modification time, no changes to access time unless
 .Fl a
@@ -74,10 +76,12 @@ is given but the file doesn't exists.
 .Nm
 is mostly compliant with the
 .St -p1003.1-2008
-specification (
+specification.
 .Fl t
 is intentionally missing and
 .Xr futimens 3
-is always used)
+is always used.
+.Fl h
+is an extension.
 .Sh AUTHORS
 .An Haelwenn (lanodan) Monnier Aq Mt contact@hacktivis.me
diff --git a/cmd/touch.c b/cmd/touch.c
@@ -75,7 +75,7 @@ main(int argc, char *argv[])
 	int open_flags         = O_WRONLY | O_CREAT | O_NOCTTY;
 
 	int c = 0;
-	while((c = getopt(argc, argv, ":acmr:t:d:")) != -1)
+	while((c = getopt(argc, argv, ":achmr:t:d:")) != -1)
 	{
 		switch(c)
 		{
@@ -85,6 +85,9 @@ main(int argc, char *argv[])
 		case 'c':
 			open_flags ^= O_CREAT;
 			break;
+		case 'h':
+			open_flags |= O_NOFOLLOW;
+			break;
 		case 'm':
 			ch_mtime = true;
 			break;