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From Poul-Henning Kamp - Implement a -C option to verify the integrity of

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a patch before actually applying it.
This commit is contained in:
Jordan K. Hubbard 1994-02-17 22:16:05 +00:00
parent 8ae98d3e2f
commit 3f125aef7a
3 changed files with 35 additions and 11 deletions
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10
gnu/usr.bin/patch/patch.1
View File

@ -1,8 +1,11 @@
.\" -*- nroff -*-
.rn '' }`
'\" $Header: patch.man,v 2.0.1.2 88/06/22 20:47:18 lwall Locked $
'\" $Header: /home/cvs/386BSD/src/gnu/usr.bin/patch/patch.1,v 1.1.1.1 1993/06/19 14:21:51 paul Exp $
'\"
'\" $Log: patch.man,v $
'\" $Log: patch.1,v $
.\" Revision 1.1.1.1 1993/06/19 14:21:51 paul
.\" b-maked patch-2.10
.\"
'\" Revision 2.0.1.2 88/06/22 20:47:18 lwall
'\" patch12: now avoids Bell System Logo
'\"
@ -258,6 +261,9 @@ forces
.I patch
to interpret the patch file as a context diff.
.TP 5
.B "\-C, \-\-check"
see what would happen, but don't do it.
.TP 5
.B "\-d dir, \-\-directory=dir"
causes
.I patch

28
gnu/usr.bin/patch/patch.c
View File

@ -1,5 +1,5 @@
char rcsid[] =
"$Header: patch.c,v 2.0.2.0 90/05/01 22:17:50 davison Locked $";
"$Header: /home/cvs/386BSD/src/gnu/usr.bin/patch/patch.c,v 1.1.1.1 1993/06/19 14:21:52 paul Exp $";
/* patch - a program to apply diffs to original files
*
@ -8,7 +8,10 @@ char rcsid[] =
* This program may be copied as long as you don't try to make any
* money off of it, or pretend that you wrote it.
*
* $Log: patch.c,v $
* $Log: patch.c,v $
* Revision 1.1.1.1 1993/06/19 14:21:52 paul
* b-maked patch-2.10
*
* Revision 2.0.2.0 90/05/01 22:17:50 davison
* patch12u: unidiff support added
*
@ -123,6 +126,9 @@ static int remove_empty_files = FALSE;
/* TRUE if -R was specified on command line. */
static int reverse_flag_specified = FALSE;
/* TRUE if -C was specified on command line. */
static int check_patch = FALSE;
/* Apply a set of diffs as appropriate. */
int
@ -352,7 +358,9 @@ char **argv;
struct stat statbuf;
char *realout = outname;
if (move_file(TMPOUTNAME, outname) < 0) {
if (check_patch) {
;
} else if (move_file(TMPOUTNAME, outname) < 0) {
toutkeep = TRUE;
realout = TMPOUTNAME;
chmod(TMPOUTNAME, filemode);
@ -383,7 +391,9 @@ char **argv;
say4("%d out of %d hunks failed--saving rejects to %s\n",
failed, hunk, rejname);
}
if (move_file(TMPREJNAME, rejname) < 0)
if (check_patch) {
;
} else if (move_file(TMPREJNAME, rejname) < 0)
trejkeep = TRUE;
}
set_signals(1);
@ -431,11 +441,12 @@ reinitialize_almost_everything()
fatal1("you may not change to a different patch file\n");
}
static char *shortopts = "-b:B:cd:D:eEfF:lnNo:p::r:RsStuvV:x:";
static char *shortopts = "-b:B:cCd:D:eEfF:lnNo:p::r:RsStuvV:x:";
static struct option longopts[] =
{
{"suffix", 1, NULL, 'b'},
{"prefix", 1, NULL, 'B'},
{"check", 0, NULL, 'C'},
{"context", 0, NULL, 'c'},
{"directory", 1, NULL, 'd'},
{"ifdef", 1, NULL, 'D'},
@ -492,6 +503,9 @@ get_some_switches()
case 'c':
diff_type = CONTEXT_DIFF;
break;
case 'C':
check_patch = TRUE;
break;
case 'd':
if (chdir(optarg) < 0)
pfatal2("can't cd to %s", optarg);
@ -572,9 +586,9 @@ Usage: %s [options] [origfile [patchfile]] [+ [options] [origfile]]...\n",
Argv[0]);
fprintf(stderr, "\
Options:\n\
[-ceEflnNRsStuv] [-b backup-ext] [-B backup-prefix] [-d directory]\n\
[-cCeEflnNRsStuv] [-b backup-ext] [-B backup-prefix] [-d directory]\n\
[-D symbol] [-F max-fuzz] [-o out-file] [-p[strip-count]]\n\
[-r rej-name] [-V {numbered,existing,simple}] [--context]\n\
[-r rej-name] [-V {numbered,existing,simple}] [--check] [--context]\n\
[--prefix=backup-prefix] [--suffix=backup-ext] [--ifdef=symbol]\n\
[--directory=directory] [--ed] [--fuzz=max-fuzz] [--force] [--batch]\n\
[--ignore-whitespace] [--forward] [--reverse] [--output=out-file]\n");

8
gnu/usr.bin/patch/pch.c
View File

@ -1,6 +1,9 @@
/* $Header: pch.c,v 2.0.1.7 88/06/03 15:13:28 lwall Locked $
/* $Header: /home/cvs/386BSD/src/gnu/usr.bin/patch/pch.c,v 1.1.1.1 1993/06/19 14:21:52 paul Exp $
*
* $Log: pch.c,v $
* Revision 1.1.1.1 1993/06/19 14:21:52 paul
* b-maked patch-2.10
*
* $Log: pch.c,v $
* Revision 2.0.2.0 90/05/01 22:17:51 davison
* patch12u: unidiff support added
*
@ -177,6 +180,7 @@ there_is_another_patch()
if (force || batch) {
say1("No file to patch. Skipping...\n");
filearg[0] = savestr(bestguess);
skip_rest_of_patch = TRUE;
return TRUE;
}
ask1("File to patch: ");