Handles which are opened by _topen must be used with _read and _close functions

Added a MSVC++ scan project for the scan.c example

git-svn-id: svn://scm.orgis.org/mpg123/trunk@1841 35dc7657-300d-0410-a2e5-dc2837fedb53

doc/examples/scan.c

@@ -13,10 +13,14 @@
 #include <mpg123.h>
 #include <stdio.h>
 
+#ifdef _MSC_VER
+int _tmain(int argc, _TCHAR* argv[])
+#else
 int main(int argc, char **argv)
+#endif
 {
 	mpg123_handle *m;
-	int i;
+	int i, res;
 	if(argc < 2)
 	{
 		fprintf(stderr, "\nI will give you the estimated and exact sample lengths of MPEG audio files.\n");
@@ -29,12 +33,26 @@ int main(int argc, char **argv)
 	for(i = 1; i < argc; ++i)
 	{
 		off_t a, b;
-		mpg123_open(m, argv[i]);
+		
-		a = mpg123_length(m);
+		#ifdef _MSC_VER
-		mpg123_scan(m);
+		res = mpg123_topen(m, argv[i]);
+		#else
+		res = mpg123_open(m, argv[i]);
+		#endif
+
+		a = mpg123_length(m);		
+		res = mpg123_scan(m);
 		b = mpg123_length(m);
+
+		#ifdef _MSC_VER
+		res = mpg123_tclose(m);
+		#else
+		res = mpg123_close(m);
+		#endif
+
 		printf("File %i: estimated %li vs. scanned %li\n", i, (long)a, (long)b);
 	}
+
 	mpg123_delete(m);
 	mpg123_exit();
 	return 0;

ports/MSVC++/2008/libmpg123/libmpg123.vcproj

@@ -626,6 +626,10 @@
 			RelativePath="..\..\..\..\src\libmpg123\readers.c"
 			>
 		</File>
+		<File
+			RelativePath="..\..\..\..\src\libmpg123\sample.h"
+			>
+		</File>
 		<File
 			RelativePath="..\..\..\..\src\libmpg123\stringbuf.c"
 			>
@@ -638,10 +642,6 @@
 			RelativePath="..\..\..\..\src\libmpg123\synth.h"
 			>
 		</File>
-		<File
-			RelativePath="..\..\..\..\src\libmpg123\sample.h"
-			>
-		</File>
 		<File
 			RelativePath="..\..\..\..\src\libmpg123\synth_8bit.c"
 			>

ports/MSVC++/2008/mpg123.sln

@@ -7,6 +7,8 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "mpglib", "mpglib\mpglib.vcp
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "feedseek", "feedseek\feedseek.vcproj", "{472481BF-11B6-41A9-BF6A-8BE16A7F8FD6}"
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "scan", "scan\scan.vcproj", "{245C2785-2FA9-4A6B-8558-35BB8473AEA1}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug_Generic|Win32 = Debug_Generic|Win32
@@ -67,6 +69,22 @@ Global
 		{472481BF-11B6-41A9-BF6A-8BE16A7F8FD6}.Release_i486|Win32.Build.0 = Release|Win32
 		{472481BF-11B6-41A9-BF6A-8BE16A7F8FD6}.Release|Win32.ActiveCfg = Release|Win32
 		{472481BF-11B6-41A9-BF6A-8BE16A7F8FD6}.Release|Win32.Build.0 = Release|Win32
+		{245C2785-2FA9-4A6B-8558-35BB8473AEA1}.Debug_Generic|Win32.ActiveCfg = Debug|Win32
+		{245C2785-2FA9-4A6B-8558-35BB8473AEA1}.Debug_Generic|Win32.Build.0 = Debug|Win32
+		{245C2785-2FA9-4A6B-8558-35BB8473AEA1}.Debug_i386|Win32.ActiveCfg = Debug|Win32
+		{245C2785-2FA9-4A6B-8558-35BB8473AEA1}.Debug_i386|Win32.Build.0 = Debug|Win32
+		{245C2785-2FA9-4A6B-8558-35BB8473AEA1}.Debug_i486|Win32.ActiveCfg = Debug|Win32
+		{245C2785-2FA9-4A6B-8558-35BB8473AEA1}.Debug_i486|Win32.Build.0 = Debug|Win32
+		{245C2785-2FA9-4A6B-8558-35BB8473AEA1}.Debug|Win32.ActiveCfg = Debug|Win32
+		{245C2785-2FA9-4A6B-8558-35BB8473AEA1}.Debug|Win32.Build.0 = Debug|Win32
+		{245C2785-2FA9-4A6B-8558-35BB8473AEA1}.Release_Generic|Win32.ActiveCfg = Release|Win32
+		{245C2785-2FA9-4A6B-8558-35BB8473AEA1}.Release_Generic|Win32.Build.0 = Release|Win32
+		{245C2785-2FA9-4A6B-8558-35BB8473AEA1}.Release_i386|Win32.ActiveCfg = Release|Win32
+		{245C2785-2FA9-4A6B-8558-35BB8473AEA1}.Release_i386|Win32.Build.0 = Release|Win32
+		{245C2785-2FA9-4A6B-8558-35BB8473AEA1}.Release_i486|Win32.ActiveCfg = Release|Win32
+		{245C2785-2FA9-4A6B-8558-35BB8473AEA1}.Release_i486|Win32.Build.0 = Release|Win32
+		{245C2785-2FA9-4A6B-8558-35BB8473AEA1}.Release|Win32.ActiveCfg = Release|Win32
+		{245C2785-2FA9-4A6B-8558-35BB8473AEA1}.Release|Win32.Build.0 = Release|Win32
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

ports/MSVC++/2008/scan/scan.vcproj

@@ -0,0 +1,195 @@
+<?xml version="1.0" encoding="Windows-1252"?>
+<VisualStudioProject
+	ProjectType="Visual C++"
+	Version="9,00"
+	Name="scan"
+	ProjectGUID="{245C2785-2FA9-4A6B-8558-35BB8473AEA1}"
+	RootNamespace="scan"
+	Keyword="Win32Proj"
+	TargetFrameworkVersion="196613"
+	>
+	<Platforms>
+		<Platform
+			Name="Win32"
+		/>
+	</Platforms>
+	<ToolFiles>
+	</ToolFiles>
+	<Configurations>
+		<Configuration
+			Name="Debug|Win32"
+			OutputDirectory="$(SolutionDir)$(ConfigurationName)"
+			IntermediateDirectory="$(ConfigurationName)"
+			ConfigurationType="1"
+			CharacterSet="1"
+			>
+			<Tool
+				Name="VCPreBuildEventTool"
+			/>
+			<Tool
+				Name="VCCustomBuildTool"
+			/>
+			<Tool
+				Name="VCXMLDataGeneratorTool"
+			/>
+			<Tool
+				Name="VCWebServiceProxyGeneratorTool"
+			/>
+			<Tool
+				Name="VCMIDLTool"
+			/>
+			<Tool
+				Name="VCCLCompilerTool"
+				Optimization="0"
+				AdditionalIncludeDirectories="../..;../../../../src/libmpg123"
+				PreprocessorDefinitions="WIN32;_DEBUG;_CONSOLE"
+				MinimalRebuild="false"
+				ExceptionHandling="0"
+				BasicRuntimeChecks="3"
+				RuntimeLibrary="3"
+				RuntimeTypeInfo="false"
+				UsePrecompiledHeader="0"
+				WarningLevel="3"
+				DebugInformationFormat="3"
+				CompileAs="1"
+				DisableSpecificWarnings="4996"
+			/>
+			<Tool
+				Name="VCManagedResourceCompilerTool"
+			/>
+			<Tool
+				Name="VCResourceCompilerTool"
+			/>
+			<Tool
+				Name="VCPreLinkEventTool"
+			/>
+			<Tool
+				Name="VCLinkerTool"
+				LinkIncremental="2"
+				GenerateDebugInformation="true"
+				SubSystem="1"
+				TargetMachine="1"
+			/>
+			<Tool
+				Name="VCALinkTool"
+			/>
+			<Tool
+				Name="VCManifestTool"
+			/>
+			<Tool
+				Name="VCXDCMakeTool"
+			/>
+			<Tool
+				Name="VCBscMakeTool"
+			/>
+			<Tool
+				Name="VCFxCopTool"
+			/>
+			<Tool
+				Name="VCAppVerifierTool"
+			/>
+			<Tool
+				Name="VCPostBuildEventTool"
+			/>
+		</Configuration>
+		<Configuration
+			Name="Release|Win32"
+			OutputDirectory="$(SolutionDir)$(ConfigurationName)"
+			IntermediateDirectory="$(ConfigurationName)"
+			ConfigurationType="1"
+			CharacterSet="1"
+			WholeProgramOptimization="1"
+			>
+			<Tool
+				Name="VCPreBuildEventTool"
+			/>
+			<Tool
+				Name="VCCustomBuildTool"
+			/>
+			<Tool
+				Name="VCXMLDataGeneratorTool"
+			/>
+			<Tool
+				Name="VCWebServiceProxyGeneratorTool"
+			/>
+			<Tool
+				Name="VCMIDLTool"
+			/>
+			<Tool
+				Name="VCCLCompilerTool"
+				Optimization="2"
+				InlineFunctionExpansion="2"
+				EnableIntrinsicFunctions="true"
+				FavorSizeOrSpeed="1"
+				OmitFramePointers="true"
+				AdditionalIncludeDirectories="../..;../../../../src/libmpg123"
+				PreprocessorDefinitions="WIN32;NDEBUG;_CONSOLE"
+				ExceptionHandling="0"
+				RuntimeLibrary="2"
+				BufferSecurityCheck="false"
+				EnableFunctionLevelLinking="true"
+				EnableEnhancedInstructionSet="1"
+				FloatingPointModel="2"
+				RuntimeTypeInfo="false"
+				UsePrecompiledHeader="0"
+				WarningLevel="3"
+				DebugInformationFormat="0"
+				CompileAs="1"
+				DisableSpecificWarnings="4996"
+			/>
+			<Tool
+				Name="VCManagedResourceCompilerTool"
+			/>
+			<Tool
+				Name="VCResourceCompilerTool"
+			/>
+			<Tool
+				Name="VCPreLinkEventTool"
+			/>
+			<Tool
+				Name="VCLinkerTool"
+				LinkIncremental="1"
+				GenerateDebugInformation="true"
+				SubSystem="1"
+				OptimizeReferences="2"
+				EnableCOMDATFolding="2"
+				TargetMachine="1"
+			/>
+			<Tool
+				Name="VCALinkTool"
+			/>
+			<Tool
+				Name="VCManifestTool"
+			/>
+			<Tool
+				Name="VCXDCMakeTool"
+			/>
+			<Tool
+				Name="VCBscMakeTool"
+			/>
+			<Tool
+				Name="VCFxCopTool"
+			/>
+			<Tool
+				Name="VCAppVerifierTool"
+			/>
+			<Tool
+				Name="VCPostBuildEventTool"
+			/>
+		</Configuration>
+	</Configurations>
+	<References>
+		<ProjectReference
+			ReferencedProjectIdentifier="{67CAA87B-7CF1-4F93-BB67-21C513F40803}"
+			RelativePathToProject=".\libmpg123\libmpg123.vcproj"
+		/>
+	</References>
+	<Files>
+		<File
+			RelativePath="..\..\..\..\doc\examples\scan.c"
+			>
+		</File>
+	</Files>
+	<Globals>
+	</Globals>
+</VisualStudioProject>

ports/MSVC++/mpg123.h

@@ -25,6 +25,7 @@ extern "C" {
 	// Wrapper around mpg123_open that supports path names with unicode
 	// characters
 	EXPORT int mpg123_topen(mpg123_handle *fr, const _TCHAR *path);
+	EXPORT int mpg123_tclose(mpg123_handle *fr);
 
 #ifdef __cplusplus
 }

ports/MSVC++/msvc.c

@@ -18,8 +18,15 @@
 
 int mpg123_topen(mpg123_handle *fr, const _TCHAR *path)
 {
+	int ret;
 	int filept; /* descriptor of opened file/stream */
 
+	ret = mpg123_replace_reader(fr, _read, _lseek);
+	if(ret != MPG123_OK)
+	{
+		return ret;
+	}
+
 	if((filept = _topen(path, O_RDONLY|O_BINARY)) < 0)
 	{
 		/* Will not work with unicode path name
@@ -31,13 +38,21 @@ int mpg123_topen(mpg123_handle *fr, const _TCHAR *path)
 	}
 
 	if(mpg123_open_fd(fr, filept) == MPG123_OK) {
-		/* Tell mpg123 that it is allowed to close the fd and be happy. */
-		fr->rdat.flags |= READER_FD_OPENED;
 		return MPG123_OK;
 	}
 	else
 	{
-		close(filept);
+		_close(filept);
 		return MPG123_ERR;
 	}
 }
+
+int mpg123_tclose(mpg123_handle *fr)
+{
+	int ret;
+
+	ret = mpg123_close(fr);
+	_close(fr->rdat.filept);
+
+	return ret;
+}