remove std::make_pair

make_pair is an old C++98 function that can be replaced by modern
shorter constructs.

Signed-off-by: Rosen Penev <rosenp@gmail.com>

src/Permission.cxx

@@ -98,8 +98,7 @@ initPermissions(const ConfigData &config)
 			std::string password(value, separator);
 
 			unsigned permission = parsePermissions(separator + 1);
-			permission_passwords.insert(std::make_pair(std::move(password),
-								   permission));
+			permission_passwords.emplace(std::move(password), permission);
 		});
 	}
 

src/db/Count.cxx

@@ -78,7 +78,7 @@ static void
 CollectGroupCounts(TagCountMap &map, const Tag &tag,
 		   const char *value) noexcept
 {
-	auto &s = map.insert(std::make_pair(value, SearchStats())).first->second;
+	auto &s = map.emplace(value, SearchStats()).first->second;
 	++s.n_songs;
 	if (!tag.duration.IsNegative())
 		s.total_duration += tag.duration;

src/db/update/InotifyUpdate.cxx

@@ -109,8 +109,7 @@ static std::map<int, WatchDirectory *> inotify_directories;
 static void
 tree_add_watch_directory(WatchDirectory *directory)
 {
-	inotify_directories.insert(std::make_pair(directory->descriptor,
-						  directory));
+	inotify_directories.emplace(directory->descriptor, directory);
 }
 
 static void

src/decoder/plugins/FaadDecoderPlugin.cxx

@@ -317,7 +317,7 @@ faad_get_file_time(InputStream &is)
 		}
 	}
 
-	return std::make_pair(recognized, duration);
+	return {recognized, duration};
 }
 
 static void

src/decoder/plugins/HybridDsdDecoderPlugin.cxx

@@ -160,7 +160,7 @@ FindHybridDsdData(DecoderClient &client, InputStream &input)
 			if (!found_version || !audio_format.IsValid())
 				throw UnsupportedFile();
 
-			return std::make_pair(audio_format, remaining);
+			return {audio_format, remaining};
 		}
 
 		/* skip this chunk payload */

src/lib/cdio/Paranoia.hxx

@@ -85,7 +85,7 @@ public:
 		auto last = cdio_cddap_disc_lastsector(drv);
 		if (first < 0 || last < 0)
 			throw std::runtime_error("Failed to get disc audio sectors");
-		return std::make_pair(first, last);
+		return std::pair(first, last);
 	}
 
 	gcc_pure
@@ -98,7 +98,7 @@ public:
 		auto last = cdio_cddap_track_lastsector(drv, i);
 		if (first < 0 || last < 0)
 			throw std::runtime_error("Invalid track number");
-		return std::make_pair(first, last);
+		return std::pair(first, last);
 	}
 
 	gcc_pure

src/lib/ffmpeg/Filter.hxx

@@ -152,7 +152,7 @@ public:
 		if (err < 0)
 			throw MakeFfmpegError(err, "avfilter_graph_parse_ptr() failed");
 
-		return std::make_pair(std::move(inputs), std::move(outputs));
+		return {std::move(inputs), std::move(outputs)};
 	}
 
 	void ParseSingleInOut(const char *filters, AVFilterContext &in,
@@ -165,7 +165,7 @@ public:
 		if (err < 0)
 			throw MakeFfmpegError(err, "avfilter_graph_parse2() failed");
 
-		return std::make_pair(FilterInOut{inputs}, FilterInOut{outputs});
+		return {FilterInOut{inputs}, FilterInOut{outputs}};
 	}
 
 	void CheckAndConfigure() {

src/output/plugins/AlsaOutputPlugin.cxx

@@ -450,10 +450,9 @@ AlsaOutput::GetAttributes() const noexcept
 	const std::lock_guard<Mutex> lock(attributes_mutex);
 
 	return {
-		std::make_pair("allowed_formats",
-			       Alsa::ToString(allowed_formats)),
+		{"allowed_formats", Alsa::ToString(allowed_formats)},
 #ifdef ENABLE_DSD
-		std::make_pair("dop", dop_setting ? "1" : "0"),
+		{"dop", dop_setting ? "1" : "0"},
 #endif
 	};
 }

src/sticker/Database.cxx

@@ -163,7 +163,7 @@ StickerDatabase::ListValues(std::map<std::string, std::string> &table,
 	ExecuteForEach(s, [s, &table](){
 		const char *name = (const char *)sqlite3_column_text(s, 0);
 		const char *value = (const char *)sqlite3_column_text(s, 1);
-		table.insert(std::make_pair(name, value));
+		table.emplace(name, value);
 	});
 }
 

src/time/ISO8601.cxx

@@ -68,7 +68,7 @@ ParseTimeZoneOffsetRaw(const char *&s)
 	unsigned long value = std::strtoul(s, &endptr, 10);
 	if (endptr == s + 4) {
 		s = endptr;
-		return std::make_pair(value / 100, value % 100);
+		return {value / 100, value % 100};
 	} else if (endptr == s + 2) {
 		s = endptr;
 
@@ -82,7 +82,7 @@ ParseTimeZoneOffsetRaw(const char *&s)
 			s = endptr;
 		}
 
-		return std::make_pair(hours, minutes);
+		return {hours, minutes};
 	} else
 		throw std::invalid_argument("Failed to parse time zone offset");
 }
@@ -234,6 +234,6 @@ ParseISO8601(const char *s)
 	if (*s != 0)
 		throw std::invalid_argument("Garbage at end of time stamp");
 
-	return std::make_pair(tp, precision);
+	return {tp, precision};
 #endif /* !_WIN32 */
 }