From fbb042e3bbfe0796b0986fa0ffa9cde75c6e3bce Mon Sep 17 00:00:00 2001
From: Michael Vrable <mvrable@cs.ucsd.edu>
Date: Wed, 28 Nov 2007 15:12:59 -0800
Subject: [PATCH] Ensure the "name:" key shows up first in metadata output.

This isn't necessary, but is nice for readability.
---
 metadata.cc | 23 +++++++++++++++++++++++
 util.cc     | 19 -------------------
 util.h      |  3 ---
 3 files changed, 23 insertions(+), 22 deletions(-)

diff --git a/metadata.cc b/metadata.cc
index 86d02aa..dac3d20 100644
--- a/metadata.cc
+++ b/metadata.cc
@@ -9,6 +9,7 @@
 
 #include <string>
 #include <iostream>
+#include <map>
 
 #include "metadata.h"
 #include "ref.h"
@@ -16,6 +17,7 @@
 #include "util.h"
 
 using std::list;
+using std::map;
 using std::string;
 using std::ostream;
 using std::ostringstream;
@@ -63,6 +65,27 @@ static int pathcmp(const char *path1, const char *path2)
     return pathcmp(slash1 + 1, slash2 + 1);
 }
 
+/* Encode a dictionary of string key/value pairs into a sequence of lines of
+ * the form "key: value".  If it exists, the key "name" is treated specially
+ * and will be listed first. */
+static string encode_dict(const map<string, string>& dict)
+{
+    string result;
+
+    if (dict.find("name") != dict.end()) {
+        result += "name: " + dict.at("name") + "\n";
+    }
+
+    for (map<string, string>::const_iterator i = dict.begin();
+         i != dict.end(); ++i) {
+        if (i->first == "name")
+            continue;
+        result += i->first + ": " + i->second + "\n";
+    }
+
+    return result;
+}
+
 MetadataWriter::MetadataWriter(TarSegmentStore *store,
                                const char *path,
                                const char *snapshot_name,
diff --git a/util.cc b/util.cc
index 1f922df..38f1f1d 100644
--- a/util.cc
+++ b/util.cc
@@ -98,22 +98,3 @@ long long parse_int(const string &s)
 {
     return strtoll(s.c_str(), NULL, 0);
 }
-
-/* Encode a dictionary of string key/value pairs into a sequence of lines of
- * the form "key: value". */
-string encode_dict(const map<string, string>& dict)
-{
-    string result;
-    for (map<string, string>::const_iterator i = dict.begin();
-         i != dict.end(); ++i) {
-        result += i->first + ": " + i->second + "\n";
-    }
-    return result;
-}
-
-/* Output a dictionary of string key/value pairs to the given output stream.
- * The format is a sequence of lines of the form "key: value". */
-void dict_output(ostream &o, const map<string, string>& dict)
-{
-    o << encode_dict(dict);
-}
diff --git a/util.h b/util.h
index bb36333..735ea60 100644
--- a/util.h
+++ b/util.h
@@ -15,9 +15,6 @@
 std::string uri_encode(const std::string &in);
 std::string uri_decode(const std::string &in);
 std::string encode_int(long long n, int base=10);
-std::string encode_dict(const std::map<std::string, std::string>& dict);
-void dict_output(std::ostream &o,
-                 const std::map<std::string, std::string>& dict);
 
 long long parse_int(const std::string &s);
 
-- 
2.20.1