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patch: add dry-run alias for compatibility with other implementations.

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Other implementations of patch(1), including GNU patch and "svn patch"
have a --dry-run option which does the same as our -C or --check
option.

Add a new alias to make our implementation more compatible.

MFC after:	1 week
This commit is contained in:
Pedro F. Giffuni 2014-06-15 16:38:17 +00:00
parent a1c70d6943
commit 5e64d66ca4
2 changed files with 3 additions and 2 deletions
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4
usr.bin/patch/patch.1
View File

@ -21,7 +21,7 @@
.\" .\"
.\" $OpenBSD: patch.1,v 1.27 2014/04/15 06:26:54 jmc Exp $ .\" $OpenBSD: patch.1,v 1.27 2014/04/15 06:26:54 jmc Exp $
.\" $FreeBSD$ .\" $FreeBSD$
.Dd June 12, 2014 .Dd June 15, 2014
.Dt PATCH 1 .Dt PATCH 1
.Os .Os
.Sh NAME .Sh NAME
@ -107,7 +107,7 @@ This is equivalent to specifying
This option is currently the default, unless This option is currently the default, unless
.Fl -posix .Fl -posix
is specified. is specified.
.It Fl C , Fl Fl check .It Fl C , Fl Fl check , Fl Fl dry-run
Checks that the patch would apply cleanly, but does not modify anything. Checks that the patch would apply cleanly, but does not modify anything.
.It Fl c , Fl Fl context .It Fl c , Fl Fl context
Forces Forces

1
usr.bin/patch/patch.c
View File

@ -469,6 +469,7 @@ get_some_switches(void)
{"context", no_argument, 0, 'c'}, {"context", no_argument, 0, 'c'},
{"debug", required_argument, 0, 'x'}, {"debug", required_argument, 0, 'x'},
{"directory", required_argument, 0, 'd'}, {"directory", required_argument, 0, 'd'},
{"dry-run", no_argument, 0, 'C'},
{"ed", no_argument, 0, 'e'}, {"ed", no_argument, 0, 'e'},
{"force", no_argument, 0, 'f'}, {"force", no_argument, 0, 'f'},
{"forward", no_argument, 0, 'N'}, {"forward", no_argument, 0, 'N'},