From 6de4064cca78ab1e833dd318f76a3b33a4e6eaaa Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@musicpd.org>
Date: Wed, 19 May 2021 18:04:55 +0200
Subject: [PATCH] client/Response, command/file: use %lu instead of %zu on
 Windows

Fixes -Wformat warnings.

Closes https://github.com/MusicPlayerDaemon/MPD/issues/1150
---
 src/client/Response.cxx      | 7 ++++++-
 src/command/FileCommands.cxx | 9 +++++++++
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/src/client/Response.cxx b/src/client/Response.cxx
index 0c9145a50..b582d6bbc 100644
--- a/src/client/Response.cxx
+++ b/src/client/Response.cxx
@@ -61,7 +61,12 @@ Response::WriteBinary(ConstBuffer<void> payload) noexcept
 {
 	assert(payload.size <= client.binary_limit);
 
-	return Format("binary: %zu\n", payload.size) &&
+	return
+#ifdef _WIN32
+		Format("binary: %lu\n", (unsigned long)payload.size) &&
+#else
+		Format("binary: %zu\n", payload.size) &&
+#endif
 		Write(payload.data, payload.size) &&
 		Write("\n");
 }
diff --git a/src/command/FileCommands.cxx b/src/command/FileCommands.cxx
index 739cc6579..e5638a10a 100644
--- a/src/command/FileCommands.cxx
+++ b/src/command/FileCommands.cxx
@@ -231,7 +231,12 @@ read_stream_art(Response &r, const char *uri, size_t offset)
 		read_size = is->Read(lock, buffer.get(), buffer_size);
 	}
 
+#ifdef _WIN32
+	r.Format("size: %lu\n", (unsigned long)art_file_size);
+#else
 	r.Format("size: %" PRIoffset "\n", art_file_size);
+#endif
+
 	r.WriteBinary({buffer.get(), read_size});
 
 	return CommandResult::OK;
@@ -313,7 +318,11 @@ public:
 			return;
 		}
 
+#ifdef _WIN32
+		response.Format("size: %lu\n", (unsigned long)buffer.size);
+#else
 		response.Format("size: %zu\n", buffer.size);
+#endif
 
 		if (mime_type != nullptr)
 			response.Format("type: %s\n", mime_type);