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Autodetect compiler

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svn path=/branches/xmlbuildsystem/; revision=14727
This commit is contained in:
Casper Hornstrup
2005-04-21 09:38:45 +00:00
parent 5c61988e18
commit 7f1e0b51b2
2 changed files with 68 additions and 14 deletions
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reactos/tools/rbuild/backend/mingw/mingw.cpp
+57 -14
View File
@@ -41,6 +41,18 @@ v2s ( const string_list& v, int wrap_at )
}
/* static */ string
Environment::GetVariable ( const string& name )
{
char* value = getenv ( name.c_str () );
if ( value != NULL && strlen ( value ) > 0 )
return ssprintf ( "%s",
value );
else
return "";
}
Directory::Directory ( const string& name_ )
: name(name_)
{
@@ -119,22 +131,11 @@ Directory::ReplaceVariable ( string name,
return path;
}
string
Directory::GetEnvironmentVariable ( const string& name )
{
char* value = getenv ( name.c_str () );
if ( value != NULL && strlen ( value ) > 0 )
return ssprintf ( "%s",
value );
else
return "";
}
string
Directory::GetEnvironmentVariablePathOrDefault ( const string& name,
const string& defaultValue )
{
const string& environmentVariableValue = GetEnvironmentVariable ( name );
const string& environmentVariableValue = Environment::GetVariable ( name );
if ( environmentVariableValue.length () > 0 )
return NormalizeFilename ( environmentVariableValue );
else
@@ -283,6 +284,7 @@ MingwBackend::ProcessModules ()
void
MingwBackend::Process ()
{
DetectCompiler ();
DetectPipeSupport ();
DetectPCHSupport ();
CreateMakefile ();
@@ -556,6 +558,45 @@ MingwBackend::GenerateDirectories ()
printf ( "done\n" );
}
bool
MingwBackend::TryToDetectThisCompiler ( const string& compiler )
{
string command = ssprintf (
"%s -v 2>%s",
compiler.c_str (),
NUL );
int exitcode = system ( command.c_str () );
return (exitcode == 0);
}
void
MingwBackend::DetectCompiler ()
{
printf ( "Detecting compiler..." );
bool detectedCompiler = false;
const string& ROS_PREFIXValue = Environment::GetVariable ( "ROS_PREFIX" );
if ( ROS_PREFIXValue.length () > 0 )
{
compilerCommand = ROS_PREFIXValue + "-gcc";
detectedCompiler = TryToDetectThisCompiler ( compilerCommand );
}
if ( !detectedCompiler )
{
compilerCommand = "gcc";
detectedCompiler = TryToDetectThisCompiler ( compilerCommand );
}
if ( !detectedCompiler )
{
compilerCommand = "mingw32-gcc";
detectedCompiler = TryToDetectThisCompiler ( compilerCommand );
}
if ( detectedCompiler )
printf ( "detected (%s)\n", compilerCommand.c_str () );
else
printf ( "not detected\n" );
}
void
MingwBackend::DetectPipeSupport ()
{
@@ -565,7 +606,8 @@ MingwBackend::DetectPipeSupport ()
string pipe_detectionObjectFilename = ReplaceExtension ( pipe_detection,
".o" );
string command = ssprintf (
"gcc -pipe -c %s -o %s 2>%s",
"%s -pipe -c %s -o %s 2>%s",
compilerCommand.c_str (),
pipe_detection.c_str (),
pipe_detectionObjectFilename.c_str (),
NUL );
@@ -593,7 +635,8 @@ MingwBackend::DetectPCHSupport ()
string path = "tools" SSEP "rbuild" SSEP "backend" SSEP "mingw" SSEP "pch_detection.h";
string cmd = ssprintf (
"gcc -c %s 2>%s",
"%s -c %s 2>%s",
compilerCommand.c_str (),
path.c_str (),
NUL );
system ( cmd.c_str () );
reactos/tools/rbuild/backend/mingw/mingw.h
+11
View File
@@ -17,6 +17,14 @@ v2s ( const string_list& v, int wrap_at );
typedef std::map<std::string,Directory*> directory_map;
class Environment
{
public:
static std::string GetVariable ( const std::string& name );
};
class Directory
{
public:
@@ -51,6 +59,7 @@ public:
virtual void Process ();
std::string AddDirectoryTarget ( const std::string& directory,
Directory* directoryTree );
std::string compilerCommand;
bool usePipe;
Directory* intermediateDirectory;
Directory* outputDirectory;
@@ -73,6 +82,8 @@ private:
void GenerateXmlBuildFilesMacro() const;
void CheckAutomaticDependencies ();
bool IncludeDirectoryTarget ( const std::string& directory ) const;
bool TryToDetectThisCompiler ( const std::string& compiler );
void DetectCompiler ();
void DetectPipeSupport ();
void DetectPCHSupport ();
void ProcessModules ();