From dabbf96e6dc93cae3d712c967b8297077e85c14c Mon Sep 17 00:00:00 2001
From: brooks <brooks@FreeBSD.org>
Date: Wed, 20 Feb 2013 15:18:42 +0000
Subject: Add a -D flag that causes duplicate entries in an mtree manifest to
 be treated as warnings rather than errors.

Reviewed by:	marcel
Sponsored by:	DARPA, AFRL
---
 usr.sbin/makefs/makefs.8 |  4 +++-
 usr.sbin/makefs/makefs.c |  7 ++++++-
 usr.sbin/makefs/makefs.h |  1 +
 usr.sbin/makefs/mtree.c  | 10 ++++++++--
 4 files changed, 18 insertions(+), 4 deletions(-)

(limited to 'usr.sbin/makefs')

diff --git a/usr.sbin/makefs/makefs.8 b/usr.sbin/makefs/makefs.8
index b1a5751..81bf334 100644
--- a/usr.sbin/makefs/makefs.8
+++ b/usr.sbin/makefs/makefs.8
@@ -43,7 +43,7 @@
 .Nd create a file system image from a directory tree or a mtree manifest
 .Sh SYNOPSIS
 .Nm
-.Op Fl px
+.Op Fl Dpx
 .Op Fl B Ar byte-order
 .Op Fl b Ar free-blocks
 .Op Fl d Ar debug-mask
@@ -106,6 +106,8 @@ An optional
 suffix may be provided to indicate that
 .Ar free-blocks
 indicates a percentage of the calculated image size.
+.It Fl D
+Treat duplicate paths in an mtree manifest as warnings not error.
 .It Fl d Ar debug-mask
 Enable various levels of debugging, depending upon which bits are
 set in
diff --git a/usr.sbin/makefs/makefs.c b/usr.sbin/makefs/makefs.c
index b2da82b..03ff1ac 100644
--- a/usr.sbin/makefs/makefs.c
+++ b/usr.sbin/makefs/makefs.c
@@ -73,6 +73,7 @@ static fstype_t fstypes[] = {
 };
 
 u_int		debug;
+int		dupsok;
 struct timespec	start_time;
 
 static	fstype_t *get_fstype(const char *);
@@ -112,7 +113,7 @@ main(int argc, char *argv[])
 	start_time.tv_sec = start.tv_sec;
 	start_time.tv_nsec = start.tv_usec * 1000;
 
-	while ((ch = getopt(argc, argv, "B:b:d:f:F:M:m:N:o:ps:S:t:x")) != -1) {
+	while ((ch = getopt(argc, argv, "B:b:Dd:f:F:M:m:N:o:ps:S:t:x")) != -1) {
 		switch (ch) {
 
 		case 'B':
@@ -148,6 +149,10 @@ main(int argc, char *argv[])
 			}
 			break;
 
+		case 'D':
+			dupsok = 1;
+			break;
+
 		case 'd':
 			debug = strtoll(optarg, NULL, 0);
 			break;
diff --git a/usr.sbin/makefs/makefs.h b/usr.sbin/makefs/makefs.h
index 483ccff..6146376 100644
--- a/usr.sbin/makefs/makefs.h
+++ b/usr.sbin/makefs/makefs.h
@@ -169,6 +169,7 @@ void		cd9660_makefs(const char *, const char *, fsnode *, fsinfo_t *);
 
 
 extern	u_int		debug;
+extern	int		dupsok;
 extern	struct timespec	start_time;
 
 /*
diff --git a/usr.sbin/makefs/mtree.c b/usr.sbin/makefs/mtree.c
index 836e766..f5eb5fc 100644
--- a/usr.sbin/makefs/mtree.c
+++ b/usr.sbin/makefs/mtree.c
@@ -881,8 +881,14 @@ read_mtree_spec1(FILE *fp, bool def, const char *name)
 
 		if (strcmp(name, node->name) == 0) {
 			if (def == true) {
-				mtree_error("duplicate definition of %s",
-				    name);
+				if (!dupsok)
+					mtree_error(
+					    "duplicate definition of %s",
+					    name);
+				else
+					mtree_warning(
+					    "duplicate definition of %s",
+					    name);
 				return (0);
 			}
 
-- 
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