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#include "slang-unix-cpp-compiler-util.h"
#include "../slang-common.h"
#include "../slang-process-util.h"
#include "../slang-string-util.h"
#include "../slang-shared-library.h"
#include "../slang-io.h"
// The method used to invoke VS was originally inspired by some ideas in
// https://github.com/RuntimeCompiledCPlusPlus/RuntimeCompiledCPlusPlus/
namespace Slang {
/* static */void UnixCPPCompilerUtil::calcArgs(const CPPCompileOptions& options, CommandLine& cmdLine)
{
typedef CPPCompileOptions::OptimizationLevel OptimizationLevel;
typedef CPPCompileOptions::TargetType TargetType;
typedef CPPCompileOptions::DebugInfoType DebugInfoType;
cmdLine.addArg("-fvisibility=hidden");
// Use shared libraries
//cmdLine.addArg("-shared");
switch (options.optimizationLevel)
{
case OptimizationLevel::Debug:
{
// No optimization
cmdLine.addArg("-O0");
break;
}
case OptimizationLevel::Normal:
{
cmdLine.addArg("-Os");
break;
}
default: break;
}
if (options.debugInfoType != DebugInfoType::None)
{
cmdLine.addArg("-g");
}
switch (options.targetType)
{
case TargetType::SharedLibrary:
{
// Position independent
cmdLine.addArg("-fPIC");
String sharedLibraryPath;
// Work out the shared library name
{
String moduleDir = Path::getParentDirectory(options.modulePath);
String moduleFilename = Path::getFileName(options.modulePath);
StringBuilder sharedLibraryFilename;
SharedLibrary::appendPlatformFileName(moduleFilename.getUnownedSlice(), sharedLibraryFilename);
if (moduleDir.getLength() > 0)
{
sharedLibraryPath = Path::combine(moduleDir, sharedLibraryFilename);
}
else
{
sharedLibraryPath = sharedLibraryFilename;
}
}
cmdLine.addArg("-o");
cmdLine.addArg(sharedLibraryPath);
break;
}
case TargetType::Executable:
{
cmdLine.addArg("-o");
StringBuilder builder;
builder << options.modulePath;
builder << ProcessUtil::getExecutableSuffix();
cmdLine.addArg(options.modulePath);
break;
}
case TargetType::Object:
{
// Don't link, just produce object file
cmdLine.addArg("-c");
break;
}
default: break;
}
// Add defines
for (const auto& define : options.defines)
{
StringBuilder builder;
builder << define.nameWithSig;
if (define.value.getLength())
{
builder << "=" << define.value;
}
cmdLine.addArg(builder);
}
// Add includes
for (const auto& include : options.includePaths)
{
cmdLine.addArg("-I");
cmdLine.addArg(include);
}
// Link options
if (0)
{
StringBuilder linkOptions;
linkOptions << "Wl,";
cmdLine.addArg(linkOptions);
}
// Files to compile
for (const auto& sourceFile : options.sourceFiles)
{
cmdLine.addArg(sourceFile);
}
for (const auto& libPath : options.libraryPaths)
{
// Note that any escaping of the path is handled in the ProcessUtil::
cmdLine.addArg("-L");
cmdLine.addArg(libPath);
cmdLine.addArg("-F");
cmdLine.addArg(libPath);
}
}
/* static */SlangResult UnixCPPCompilerUtil::executeCompiler(const CommandLine& commandLine, ExecuteResult& outResult)
{
CommandLine cmdLine;
// We'll assume g++ for now
cmdLine.setExecutableFilename("g++");
// Append the command line options
cmdLine.addArgs(commandLine.m_args.getBuffer(), commandLine.m_args.getCount());
#if 0
// Test
{
String line = ProcessUtil::getCommandLineString(cmdLine);
printf("%s", line.getBuffer());
}
#endif
return ProcessUtil::execute(cmdLine, outResult);
}
} // namespace Slang
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