touch: add new option FEATURE_TOUCH_SUSV3

This options -d -t -r where hidden under DESKTOP.
This option allows the user to enable these options for (only) touch.

The patch only changes DESKTOP to FEATURE_TOUCH_SUSV3.

Signed-off-by: walter harms <wharms@bfs.de>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 15 insertions, 8 deletions

diff --git a/coreutils/touch.c b/coreutils/touch.c
index dc95edf1f..1216ca202 100644
--- a/coreutils/touch.c
+++ b/coreutils/touch.c
@@ -25,17 +25,24 @@
 //config:       help
 //config:         touch is used to create or change the access and/or
 //config:         modification timestamp of specified files.
+//config:
+//config:config FEATURE_TOUCH_SUSV3
+//config:       bool "Add support for SUSV3 features (-d -t -r)"
+//config:       default y
+//config:       depends on TOUCH
+//config:       help
+//config:         Enable touch to use a reference file or a given date/time argument.
 
 //applet:IF_TOUCH(APPLET_NOFORK(touch, touch, BB_DIR_BIN, BB_SUID_DROP, touch))
 
 //kbuild:lib-$(CONFIG_TOUCH) += touch.o
 
 //usage:#define touch_trivial_usage
-//usage:       "[-c]" IF_DESKTOP(" [-d DATE] [-t DATE] [-r FILE]") " FILE [FILE]..."
+//usage:       "[-c]" IF_FEATURE_TOUCH_SUSV3(" [-d DATE] [-t DATE] [-r FILE]") " FILE..."
 //usage:#define touch_full_usage "\n\n"
 //usage:       "Update the last-modified date on the given FILE[s]\n"
 //usage:     "\n        -c      Don't create files"
-//usage:        IF_DESKTOP(
+//usage:        IF_FEATURE_TOUCH_SUSV3(
 //usage:     "\n        -d DT   Date/time to use"
 //usage:     "\n        -t DT   Date/time to use"
 //usage:     "\n        -r FILE Use FILE's date/time"
@@ -72,7 +79,7 @@ int touch_main(int argc UNUSED_PARAM, char **argv)
         int fd;
         int status = EXIT_SUCCESS;
         int opts;
-#if ENABLE_DESKTOP
+#if ENABLE_FEATURE_TOUCH_SUSV3
 # if ENABLE_LONG_OPTS
         static const char touch_longopts[] ALIGN1 =
                 /* name, has_arg, val */
@@ -91,17 +98,17 @@ int touch_main(int argc UNUSED_PARAM, char **argv)
 # define timebuf        ((struct timeval*)NULL)
 #endif
 
-#if ENABLE_DESKTOP && ENABLE_LONG_OPTS
+#if ENABLE_FEATURE_TOUCH_SUSV3 && ENABLE_LONG_OPTS
         applet_long_options = touch_longopts;
 #endif
         /* -d and -t both set time. In coreutils,
          * accepted data format differs a bit between -d and -t.
          * We accept the same formats for both */
-        opts = getopt32(argv, "c" IF_DESKTOP("r:d:t:")
+        opts = getopt32(argv, "c" IF_FEATURE_TOUCH_SUSV3("r:d:t:")
                                 /*ignored:*/ "fma"
-                                IF_DESKTOP(, &reference_file)
-                                IF_DESKTOP(, &date_str)
-                                IF_DESKTOP(, &date_str)
+                                IF_FEATURE_TOUCH_SUSV3(, &reference_file)
+                                IF_FEATURE_TOUCH_SUSV3(, &date_str)
+                                IF_FEATURE_TOUCH_SUSV3(, &date_str)
         );
 
         opts &= 1; /* only -c bit is left */