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qmake: add QMAKE_EXPORTED_VARIABLES

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because QMAKE_EXTRA_VARIABLES sometimes just ain't enough.

Change-Id: I739e5b6510e4701ca0a86834e4f9a978d7ef1cf4
Reviewed-by: Joerg Bornemann <joerg.bornemann@qt.io>
This commit is contained in:
Oswald Buddenhagen 2018-12-14 20:13:44 +01:00 committed by Oswald Buddenhagen
parent 2f4eea5b9c
commit fff59911a3
4 changed files with 24 additions and 0 deletions
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19
qmake/generators/makefile.cpp
View File

@ -2212,6 +2212,25 @@ MakefileGenerator::writeExtraVariables(QTextStream &t)
}
}
// This is a more powerful alternative to the above function.
// It's meant to be internal, as one can make quite a mess with it.
void
MakefileGenerator::writeExportedVariables(QTextStream &t)
{
const auto &vars = project->values("QMAKE_EXPORTED_VARIABLES");
if (vars.isEmpty())
return;
for (const auto &exp : vars) {
const ProString &name = project->first(ProKey(exp + ".name"));
const ProString &value = project->first(ProKey(exp + ".value"));
if (!value.isEmpty())
t << name << " = " << value << endl;
else
t << name << " =\n";
}
t << endl;
}
bool
MakefileGenerator::writeDummyMakefile(QTextStream &t)
{

1
qmake/generators/makefile.h
View File

@ -79,6 +79,7 @@ protected:
void writeHeader(QTextStream &t);
void writeSubDirs(QTextStream &t);
void writeMakeQmake(QTextStream &t, bool noDummyQmakeAll = false);
void writeExportedVariables(QTextStream &t);
void writeExtraVariables(QTextStream &t);
void writeExtraTargets(QTextStream &t);
void writeExtraCompilerTargets(QTextStream &t);

2
qmake/generators/unix/unixmake2.cpp
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@ -180,6 +180,8 @@ UnixMakefileGenerator::writeMakeParts(QTextStream &t)
ProStringList &bundledFiles = project->values("QMAKE_BUNDLED_FILES");
writeExportedVariables(t);
t << "####### Compiler, tools and options\n\n";
t << "CC = " << var("QMAKE_CC") << endl;
t << "CXX = " << var("QMAKE_CXX") << endl;

2
qmake/generators/win32/winmakefile.cpp
View File

@ -520,6 +520,8 @@ void Win32MakefileGenerator::writeIncPart(QTextStream &t)
void Win32MakefileGenerator::writeStandardParts(QTextStream &t)
{
writeExportedVariables(t);
t << "####### Compiler, tools and options\n\n";
t << "CC = " << var("QMAKE_CC") << endl;
t << "CXX = " << var("QMAKE_CXX") << endl;