From cb3042ffb206132e7cac5ee5f52b71d1e0f8ca05 Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@musicpd.org>
Date: Wed, 20 Dec 2017 14:49:48 +0100
Subject: tag/Builder: CommitNew() returns std::unique_ptr<Tag>

---
 src/IcyMetaDataParser.cxx             | 4 ++--
 src/input/plugins/CurlInputPlugin.cxx | 3 ++-
 src/lib/xiph/VorbisComments.cxx       | 3 ++-
 src/tag/Builder.cxx                   | 4 ++--
 src/tag/Builder.hxx                   | 3 ++-
 src/tag/Id3Scan.cxx                   | 3 ++-
 src/tag/Tag.cxx                       | 2 +-
 7 files changed, 13 insertions(+), 9 deletions(-)

(limited to 'src')

diff --git a/src/IcyMetaDataParser.cxx b/src/IcyMetaDataParser.cxx
index bc2d3b357..b4015823e 100644
--- a/src/IcyMetaDataParser.cxx
+++ b/src/IcyMetaDataParser.cxx
@@ -115,7 +115,7 @@ find_end_quote(char *p, char *const end)
 	}
 }
 
-static Tag *
+static std::unique_ptr<Tag>
 icy_parse_tag(char *p, char *const end)
 {
 	assert(p != nullptr);
@@ -210,7 +210,7 @@ IcyMetaDataParser::Meta(const void *data, size_t length)
 
 		delete tag;
 
-		tag = icy_parse_tag(meta_data, meta_data + meta_size);
+		tag = icy_parse_tag(meta_data, meta_data + meta_size).release();
 		delete[] meta_data;
 
 		/* change back to normal data mode */
diff --git a/src/input/plugins/CurlInputPlugin.cxx b/src/input/plugins/CurlInputPlugin.cxx
index cdeec5d94..ab568e62a 100644
--- a/src/input/plugins/CurlInputPlugin.cxx
+++ b/src/input/plugins/CurlInputPlugin.cxx
@@ -31,6 +31,7 @@
 #include "config/ConfigGlobal.hxx"
 #include "config/Block.hxx"
 #include "tag/Builder.hxx"
+#include "tag/Tag.hxx"
 #include "event/Call.hxx"
 #include "event/Loop.hxx"
 #include "thread/Cond.hxx"
@@ -222,7 +223,7 @@ CurlInputStream::OnHeaders(unsigned status,
 		TagBuilder tag_builder;
 		tag_builder.AddItem(TAG_NAME, i->second.c_str());
 
-		SetTag(tag_builder.CommitNew());
+		SetTag(tag_builder.CommitNew().release());
 	}
 
 	if (!icy->IsEnabled()) {
diff --git a/src/lib/xiph/VorbisComments.cxx b/src/lib/xiph/VorbisComments.cxx
index 8477a8df4..fbec94c90 100644
--- a/src/lib/xiph/VorbisComments.cxx
+++ b/src/lib/xiph/VorbisComments.cxx
@@ -23,6 +23,7 @@
 #include "tag/Table.hxx"
 #include "tag/Handler.hxx"
 #include "tag/Builder.hxx"
+#include "tag/Tag.hxx"
 #include "tag/VorbisComment.hxx"
 #include "tag/ReplayGain.hxx"
 #include "ReplayGainInfo.hxx"
@@ -106,5 +107,5 @@ vorbis_comments_to_tag(char **comments) noexcept
 	vorbis_comments_scan(comments, add_tag_handler, &tag_builder);
 	return tag_builder.empty()
 		? nullptr
-		: tag_builder.CommitNew();
+		: tag_builder.CommitNew().release();
 }
diff --git a/src/tag/Builder.cxx b/src/tag/Builder.cxx
index d950c036b..d1e4c75bf 100644
--- a/src/tag/Builder.cxx
+++ b/src/tag/Builder.cxx
@@ -144,10 +144,10 @@ TagBuilder::Commit()
 	return tag;
 }
 
-Tag *
+std::unique_ptr<Tag>
 TagBuilder::CommitNew()
 {
-	Tag *tag = new Tag();
+	std::unique_ptr<Tag> tag(new Tag());
 	Commit(*tag);
 	return tag;
 }
diff --git a/src/tag/Builder.hxx b/src/tag/Builder.hxx
index 2b0d3ef7e..8fb84b10a 100644
--- a/src/tag/Builder.hxx
+++ b/src/tag/Builder.hxx
@@ -25,6 +25,7 @@
 #include "Compiler.h"
 
 #include <vector>
+#include <memory>
 
 struct StringView;
 struct TagItem;
@@ -105,7 +106,7 @@ public:
 	 * returned object is owned by the caller.  This object is
 	 * empty afterwards.
 	 */
-	Tag *CommitNew();
+	std::unique_ptr<Tag> CommitNew();
 
 	void SetDuration(SignedSongTime _duration) {
 		duration = _duration;
diff --git a/src/tag/Id3Scan.cxx b/src/tag/Id3Scan.cxx
index 95479dd25..3c8054d1d 100644
--- a/src/tag/Id3Scan.cxx
+++ b/src/tag/Id3Scan.cxx
@@ -23,6 +23,7 @@
 #include "Handler.hxx"
 #include "Table.hxx"
 #include "Builder.hxx"
+#include "Tag.hxx"
 #include "Id3MusicBrainz.hxx"
 #include "util/Alloc.hxx"
 #include "util/ScopeExit.hxx"
@@ -336,7 +337,7 @@ tag_id3_import(struct id3_tag *tag)
 	scan_id3_tag(tag, add_tag_handler, &tag_builder);
 	return tag_builder.empty()
 		? nullptr
-		: tag_builder.CommitNew();
+		: tag_builder.CommitNew().release();
 }
 
 bool
diff --git a/src/tag/Tag.cxx b/src/tag/Tag.cxx
index 1f425ec6a..054872096 100644
--- a/src/tag/Tag.cxx
+++ b/src/tag/Tag.cxx
@@ -60,7 +60,7 @@ Tag::Merge(const Tag &base, const Tag &add)
 {
 	TagBuilder builder(add);
 	builder.Complement(base);
-	return builder.CommitNew();
+	return builder.CommitNew().release();
 }
 
 Tag *
-- 
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