Unify quoting in metadata.xml files for machine processing

Force unified quoting in all metadata.xml files since lxml does not
preserve original use of single and double quotes. Ensuring unified
quoting before the process allows distinguishing the GLEP 67-related
metadata.xml changes from unrelated quoting changes.

11 files changed, 22 insertions, 24 deletions

diff --git a/games-emulation/dolphin/metadata.xml b/games-emulation/dolphin/metadata.xml
index 2e94d663a924..81f0ce9223db 100644
--- a/games-emulation/dolphin/metadata.xml
+++ b/games-emulation/dolphin/metadata.xml
@@ -1,4 +1,4 @@
-<?xml version='1.0' encoding='UTF-8'?>
+<?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 	<use>
diff --git a/games-emulation/dosbox/metadata.xml b/games-emulation/dosbox/metadata.xml
index c14766ffec93..fb84ca1f83e9 100644
--- a/games-emulation/dosbox/metadata.xml
+++ b/games-emulation/dosbox/metadata.xml
@@ -1,4 +1,4 @@
-<?xml version='1.0' encoding='UTF-8'?>
+<?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 	<herd>games</herd>
diff --git a/games-emulation/gambatte/metadata.xml b/games-emulation/gambatte/metadata.xml
index 72dfd5968548..0d18f2550f7a 100644
--- a/games-emulation/gambatte/metadata.xml
+++ b/games-emulation/gambatte/metadata.xml
@@ -1,4 +1,4 @@
-<?xml version='1.0' encoding='UTF-8'?>
+<?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 	<herd>games</herd>
diff --git a/games-emulation/gnuboy/metadata.xml b/games-emulation/gnuboy/metadata.xml
index e8d4012d6625..880ed7d90f0d 100644
--- a/games-emulation/gnuboy/metadata.xml
+++ b/games-emulation/gnuboy/metadata.xml
@@ -1,4 +1,4 @@
-<?xml version='1.0' encoding='UTF-8'?>
+<?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 	<herd>games</herd>
diff --git a/games-emulation/higan/metadata.xml b/games-emulation/higan/metadata.xml
index a4f1fbe55087..70d1d1ce62e4 100644
--- a/games-emulation/higan/metadata.xml
+++ b/games-emulation/higan/metadata.xml
@@ -3,13 +3,12 @@
 <pkgmetadata>
 	<herd>games</herd>
 	<use>
-		<flag name='profile_accuracy'>
+		<flag name="profile_accuracy">
 			Compile a binary optimized for accuracy</flag>
-		<flag name='profile_balanced'>
+		<flag name="profile_balanced">
 			Compile a binary with balanced optimization</flag>
-		<flag name='profile_performance'>
+		<flag name="profile_performance">
 			Compile a binary optimized for performance</flag>
-		<flag name='udev'>Enable udev based input</flag>
+		<flag name="udev">Enable udev based input</flag>
 	</use>
 </pkgmetadata>
-
diff --git a/games-emulation/lxdream/metadata.xml b/games-emulation/lxdream/metadata.xml
index 32d9f17722ef..d8c6e59e27b0 100644
--- a/games-emulation/lxdream/metadata.xml
+++ b/games-emulation/lxdream/metadata.xml
@@ -7,4 +7,3 @@
 		<name>Chí-Thanh Christopher Nguyễn</name>
 	</maintainer>
 </pkgmetadata>
-
diff --git a/games-emulation/mupen64plus/metadata.xml b/games-emulation/mupen64plus/metadata.xml
index 8d1417ef3b1c..2dca2777878c 100644
--- a/games-emulation/mupen64plus/metadata.xml
+++ b/games-emulation/mupen64plus/metadata.xml
@@ -10,13 +10,13 @@
 		<name>Christian Birchinger</name>
 	</maintainer>
 	<use>
-		<flag name='audio-sdl'>Enable SDL audio plugin.</flag>
-		<flag name='input-sdl'>Enable SDL input plugin.</flag>
-		<flag name='rsp-hle'>Enable HLE RSP plugin.</flag>
-		<flag name='ui-console'>Enable default console UI.</flag>
-		<flag name='ui-m64py'>Enable PyQt4 UI using <pkg>games-emulation/m64py</pkg>.</flag>
-		<flag name='video-glide64mk2'>Enable Glide64mk2 video plugin.</flag>
-		<flag name='video-rice'>Enable Rice video plugin.</flag>
+		<flag name="audio-sdl">Enable SDL audio plugin.</flag>
+		<flag name="input-sdl">Enable SDL input plugin.</flag>
+		<flag name="rsp-hle">Enable HLE RSP plugin.</flag>
+		<flag name="ui-console">Enable default console UI.</flag>
+		<flag name="ui-m64py">Enable PyQt4 UI using <pkg>games-emulation/m64py</pkg>.</flag>
+		<flag name="video-glide64mk2">Enable Glide64mk2 video plugin.</flag>
+		<flag name="video-rice">Enable Rice video plugin.</flag>
 	</use>
 	<longdescription>Mupen64Plus is a plugin-based N64 emulator for Linux which is capable of accurately playing many games.
 Included are four MIPS R4300 CPU emulators, with dynamic recompilers for 32-bit x86 and 64-bit amd64 systems,
diff --git a/games-emulation/pcsxr/metadata.xml b/games-emulation/pcsxr/metadata.xml
index f8bb87dde512..7e04ec080860 100644
--- a/games-emulation/pcsxr/metadata.xml
+++ b/games-emulation/pcsxr/metadata.xml
@@ -6,7 +6,7 @@
 		<name>Michał Górny</name>
 	</maintainer>
 	<use>
-		<flag name='cdio'>Use libcdio for CD support</flag>
-		<flag name='sdl'>Use SDL sound backend (other parts of SDL are used unconditionally)</flag>
+		<flag name="cdio">Use libcdio for CD support</flag>
+		<flag name="sdl">Use SDL sound backend (other parts of SDL are used unconditionally)</flag>
 	</use>
 </pkgmetadata>
diff --git a/games-emulation/ppsspp/metadata.xml b/games-emulation/ppsspp/metadata.xml
index be7e8b71df54..af37a744e679 100644
--- a/games-emulation/ppsspp/metadata.xml
+++ b/games-emulation/ppsspp/metadata.xml
@@ -7,9 +7,9 @@
 		<name>RobinDX</name>
 	</maintainer>
 	<use>
-		<flag name='qt4'>Adds support for the Qt GUI/Application Toolkit version 4.x</flag>
-		<flag name='qt5'>Adds support for the Qt GUI/Application Toolkit version 5.x</flag>
-		<flag name='sdl'>Adds support for Simple Direct Layer (media library)</flag>
+		<flag name="qt4">Adds support for the Qt GUI/Application Toolkit version 4.x</flag>
+		<flag name="qt5">Adds support for the Qt GUI/Application Toolkit version 5.x</flag>
+		<flag name="sdl">Adds support for Simple Direct Layer (media library)</flag>
 	</use>
 	<upstream>
 		<bugs-to>https://github.com/hrydgard/ppsspp/issues</bugs-to>
diff --git a/games-emulation/sdlmame/metadata.xml b/games-emulation/sdlmame/metadata.xml
index e6370db44a5c..af2f98a13d86 100644
--- a/games-emulation/sdlmame/metadata.xml
+++ b/games-emulation/sdlmame/metadata.xml
@@ -1,4 +1,4 @@
-<?xml version='1.0' encoding='UTF-8'?>
+<?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
   <herd>games</herd>
diff --git a/games-emulation/vbam/metadata.xml b/games-emulation/vbam/metadata.xml
index 8cc172cac8bc..13e23a2dfd48 100644
--- a/games-emulation/vbam/metadata.xml
+++ b/games-emulation/vbam/metadata.xml
@@ -1,4 +1,4 @@
-<?xml version='1.0' encoding='UTF-8'?>
+<?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 	<herd>games</herd>