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Be smarter about macros available from cl.exe.

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Some macros are defined not by cl.exe purely, but are pretty standard.
We add those manually anyway. Also, remove compiler-specific macro
definitions from the model manager. They should be provided by the tool
chains only.
This commit is contained in:
Daniel Molkentin
2009-09-16 17:16:29 +02:00
parent b8b37cb0b5
commit 37d73f321d
3 changed files with 75 additions and 15 deletions
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6
src/plugins/cpptools/cppmodelmanager.cpp
View File

@@ -132,13 +132,7 @@ static const char pp_configuration_file[] = "<configuration>";
static const char pp_configuration[] =
"# 1 \"<configuration>\"\n"
"#define __GNUC_MINOR__ 0\n"
"#define __GNUC__ 4\n"
"#define __GNUG__ 4\n"
"#define __STDC_HOSTED__ 1\n"
"#define __VERSION__ \"4.0.1 (fake)\"\n"
"#define __cplusplus 1\n"
"#define __extension__\n"
"#define __context__\n"
"#define __range__\n"

83
src/plugins/projectexplorer/toolchain.cpp
View File

@@ -302,17 +302,82 @@ bool MSVCToolChain::equals(ToolChain *other) const
return (m_name == o->m_name);
}
QByteArray msvcCompilationFile() {
static const char* macros[] = {"_ATL_VER", "_CHAR_UNSIGNED", "__CLR_VER",
"__cplusplus_cli", "__COUNTER__", "__cplusplus",
"_CPPLIB_VER", "_CPPRTTI", "_CPPUNWIND",
"_DEBUG", "_DLL", "__FUNCDNAME__",
"__FUNCSIG__","__FUNCTION__","_INTEGRAL_MAX_BITS",
"_M_ALPHA","_M_CEE","_M_CEE_PURE",
"_M_CEE_SAFE","_M_IX86","_M_IA64",
"_M_IX86_FP","_M_MPPC","_M_MRX000",
"_M_PPC","_M_X64","_MANAGED",
"_MFC_VER","_MSC_BUILD","_MSC_EXTENSIONS",
"_MSC_FULL_VER","_MSC_VER","__MSVC_RUNTIME_CHECKS",
"_MT", "_NATIVE_WCHAR_T_DEFINED", "_OPENMP",
"_VC_NODEFAULTLIB", "_WCHAR_T_DEFINED", "_WIN32",
"_WIN64", "_Wp64", "__DATE__", "__DATE__",
"__TIME__", "__TIMESTAMP__",
0};
QByteArray file = "#define __PPOUT__(x) V##x=x\n\n";
int i =0;
while (macros[i] != 0) {
const QByteArray macro(macros[i]);
file += "#if defined(" + macro + ")\n__PPOUT__("
+ macro + ")\n#endif\n";
++i;
}
file += "\nvoid main(){}\n\n";
return file;
}
QByteArray MSVCToolChain::predefinedMacros()
{
return "#define __WIN32__\n"
"#define __WIN32\n"
"#define _WIN32\n"
"#define WIN32\n"
"#define __WINNT__\n"
"#define __WINNT\n"
"#define WINNT\n"
"#define _X86_\n"
"#define __MSVCRT__\n";
if (m_predefinedMacros.isEmpty()) {
m_predefinedMacros += "#define __MSVCRT__\n"
"#define __WINNT__\n"
"#define __WINNT\n"
"#define WINNT\n";
QString tmpFilePath;
{
// QTemporaryFile is buggy and will not unlock the file for cl.exe
QTemporaryFile tmpFile(QDir::tempPath()+"/envtestXXXXXX.cpp");
tmpFile.setAutoRemove(false);
if (!tmpFile.open())
return m_predefinedMacros;
tmpFilePath = QFileInfo(tmpFile).canonicalFilePath();
tmpFile.write(msvcCompilationFile());
tmpFile.close();
}
ProjectExplorer::Environment env = ProjectExplorer::Environment::systemEnvironment();
addToEnvironment(env);
QProcess cpp;
cpp.setEnvironment(env.toStringList());
cpp.setWorkingDirectory(QDir::tempPath());
QStringList arguments;
arguments << "/EP" << QDir::toNativeSeparators(tmpFilePath);
cpp.start(QLatin1String("cl.exe"), arguments);
cpp.closeWriteChannel();
cpp.waitForFinished();
QList<QByteArray> output = cpp.readAllStandardOutput().split('\n');
foreach (const QByteArray& line, output) {
if (line.startsWith('V')) {
QList<QByteArray> split = line.split('=');
QByteArray key = split.at(0).mid(1);
QByteArray value = split.at(1);
if (!value.isEmpty()) {
value = value.mid(1);
value.chop(1);
}
QByteArray newDefine = "#define " + key + " " + value + '\n';
m_predefinedMacros.append(newDefine);
}
}
QFile::remove(tmpFilePath);
}
//qDebug() << m_predefinedMacros;
return m_predefinedMacros;
}
QList<HeaderPath> MSVCToolChain::systemHeaderPaths()

1
src/plugins/projectexplorer/toolchain.h
View File

@@ -156,6 +156,7 @@ public:
virtual QString makeCommand() const;
protected:
virtual bool equals(ToolChain *other) const;
QByteArray m_predefinedMacros;
QString m_name;
private:
mutable QList<QPair<QString, QString> > m_values;