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touch: deprecate --file option: equivalent to --reference (-r)

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* src/touch.c: Mark long-undocumented --file for removal in 2010.
(main): Warn upon use of --file.
This commit is contained in:
Jim Meyering
2009-02-09 11:44:17 +01:00
parent 0dc4478f13
commit ed85df444a
1 changed files with 8 additions and 3 deletions
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11
src/touch.c
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@@ -1,5 +1,5 @@
/* touch -- change modification and access times of files
Copyright (C) 87, 1989-1991, 1995-2005, 2007-2008
Copyright (C) 87, 1989-1991, 1995-2005, 2007-2009
Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
@@ -82,7 +82,7 @@ static struct option const longopts[] =
{"time", required_argument, NULL, TIME_OPTION},
{"no-create", no_argument, NULL, 'c'},
{"date", required_argument, NULL, 'd'},
{"file", required_argument, NULL, 'r'}, /* FIXME: remove --file in 2006 */
{"file", required_argument, NULL, 'r'}, /* FIXME: remove --file in 2010 */
{"reference", required_argument, NULL, 'r'},
{GETOPT_HELP_OPTION_DECL},
{GETOPT_VERSION_OPTION_DECL},
@@ -275,6 +275,7 @@ main (int argc, char **argv)
bool date_set = false;
bool ok = true;
char const *flex_date = NULL;
int long_idx; /* FIXME: remove in 2010, when --file is removed */
initialize_main (&argc, &argv);
set_program_name (argv[0]);
@@ -287,7 +288,7 @@ main (int argc, char **argv)
change_times = 0;
no_create = use_ref = false;
while ((c = getopt_long (argc, argv, "acd:fmr:t:", longopts, NULL)) != -1)
while ((c = getopt_long (argc, argv, "acd:fmr:t:", longopts, &long_idx)) != -1)
{
switch (c)
{
@@ -311,6 +312,10 @@ main (int argc, char **argv)
break;
case 'r':
if (long_idx == 3)
error (0, 0,
_("warning: the --%s option is obsolete; use --reference"),
longopts[long_idx].name);
use_ref = true;
ref_file = optarg;
break;