decoder/{mikmod,modplug}: throw exception instead of calling FatalError()

src/decoder/plugins/MikmodDecoderPlugin.cxx

@@ -21,9 +21,9 @@
 #include "MikmodDecoderPlugin.hxx"
 #include "../DecoderAPI.hxx"
 #include "tag/TagHandler.hxx"
-#include "system/FatalError.hxx"
 #include "fs/Path.hxx"
 #include "util/Domain.hxx"
+#include "util/RuntimeError.hxx"
 #include "Log.hxx"
 
 #include <mikmod.h>
@@ -116,8 +116,8 @@ mikmod_decoder_init(const ConfigBlock &block)
 	mikmod_loop = block.GetBlockValue("loop", false);
 	mikmod_sample_rate = block.GetBlockValue("sample_rate", 44100u);
 	if (!audio_valid_sample_rate(mikmod_sample_rate))
-		FormatFatalError("Invalid sample rate in line %d: %u",
-				 block.line, mikmod_sample_rate);
+		throw FormatRuntimeError("Invalid sample rate in line %d: %u",
+					 block.line, mikmod_sample_rate);
 
 	md_device = 0;
 	md_reverb = 0;

src/decoder/plugins/ModplugDecoderPlugin.cxx

@@ -22,9 +22,9 @@
 #include "../DecoderAPI.hxx"
 #include "input/InputStream.hxx"
 #include "tag/TagHandler.hxx"
-#include "system/FatalError.hxx"
 #include "util/WritableBuffer.hxx"
 #include "util/Domain.hxx"
+#include "util/RuntimeError.hxx"
 #include "Log.hxx"
 
 #include <libmodplug/modplug.h>
@@ -45,8 +45,8 @@ modplug_decoder_init(const ConfigBlock &block)
 {
 	modplug_loop_count = block.GetBlockValue("loop_count", 0);
 	if (modplug_loop_count < -1)
-		FormatFatalError("Invalid loop count in line %d: %i",
-				 block.line, modplug_loop_count);
+		throw FormatRuntimeError("Invalid loop count in line %d: %i",
+					 block.line, modplug_loop_count);
 
 	return true;
 }

src/decoder/plugins/SidplayDecoderPlugin.cxx

@@ -29,7 +29,6 @@
 #include "util/FormatString.hxx"
 #include "util/Domain.hxx"
 #include "system/ByteOrder.hxx"
-#include "system/FatalError.hxx"
 #include "Log.hxx"
 
 #ifdef HAVE_SIDPLAYFP

src/decoder/plugins/WildmidiDecoderPlugin.cxx

@@ -25,7 +25,6 @@
 #include "fs/AllocatedPath.hxx"
 #include "fs/FileSystem.hxx"
 #include "fs/Path.hxx"
-#include "system/FatalError.hxx"
 #include "Log.hxx"
 
 extern "C" {