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/* KDevelop QMake Support
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
#include "qmakeconfig.h"
#include "qtcompat_p.h"
#include <QMutex>
#include <QFileInfo>
#include <QStandardPaths>
#include <KConfigGroup>
#include <KProcess>
#include <interfaces/iproject.h>
#include <util/path.h>
#include <debug.h>
const char QMakeConfig::CONFIG_GROUP[] = "QMake_Builder";
// TODO: migrate to more generic & consistent key term "QMake_Executable"
const char QMakeConfig::QMAKE_EXECUTABLE[] = "QMake_Binary";
const char QMakeConfig::BUILD_FOLDER[] = "Build_Folder";
const char QMakeConfig::INSTALL_PREFIX[] = "Install_Prefix";
const char QMakeConfig::EXTRA_ARGUMENTS[] = "Extra_Arguments";
const char QMakeConfig::BUILD_TYPE[] = "Build_Type";
const char QMakeConfig::ALL_BUILDS[] = "All_Builds";
using namespace KDevelop;
/// NOTE: KConfig is not thread safe
QMutex s_buildDirMutex;
bool QMakeConfig::isConfigured(const IProject* project)
{
QMutexLocker lock(&s_buildDirMutex);
KConfigGroup cg(project->projectConfiguration(), CONFIG_GROUP);
return cg.exists() && cg.hasKey(QMAKE_EXECUTABLE) && cg.hasKey(BUILD_FOLDER);
}
Path QMakeConfig::buildDirFromSrc(const IProject* project, const Path& srcDir)
{
QMutexLocker lock(&s_buildDirMutex);
KConfigGroup cg(project->projectConfiguration(), QMakeConfig::CONFIG_GROUP);
Path buildDir = Path(cg.readEntry(QMakeConfig::BUILD_FOLDER, QString()));
lock.unlock();
if (buildDir.isValid()) {
buildDir.addPath(project->path().relativePath(srcDir));
}
return buildDir;
}
QString QMakeConfig::qmakeExecutable(const IProject* project)
{
QMutexLocker lock(&s_buildDirMutex);
QString exe;
if (project) {
KSharedConfig::Ptr cfg = project->projectConfiguration();
KConfigGroup group(cfg.data(), CONFIG_GROUP);
if (group.hasKey(QMAKE_EXECUTABLE)) {
exe = group.readEntry(QMAKE_EXECUTABLE, QString());
QFileInfo info(exe);
if (!info.exists() || !info.isExecutable()) {
qCWarning(KDEV_QMAKE) << "bad QMake configured for project " << project->path().toUrl() << ":" << exe;
exe.clear();
}
}
}
if (exe.isEmpty()) {
exe = QStandardPaths::findExecutable(QStringLiteral("qmake"));
}
if (exe.isEmpty()) {
exe = QStandardPaths::findExecutable(QStringLiteral("qmake-qt5"));
}
if (exe.isEmpty()) {
exe = QStandardPaths::findExecutable(QStringLiteral("qmake-qt4"));
}
Q_ASSERT(!exe.isEmpty());
return exe;
}
QHash<QString, QString> QMakeConfig::queryQMake(const QString& qmakeExecutable, const QStringList& args)
{
QHash<QString, QString> hash;
KProcess p;
p.setOutputChannelMode(KProcess::OnlyStdoutChannel);
p << qmakeExecutable << QStringLiteral("-query") << args;
const int rc = p.execute();
if (rc != 0) {
qCWarning(KDEV_QMAKE) << "failed to execute qmake query " << p.program().join(QLatin1Char(' ')) << "return code was:" << rc;
return QHash<QString, QString>();
}
// TODO: Qt 5.5: Use QTextStream::readLineInto
QTextStream stream(&p);
while (!stream.atEnd()) {
const QString line = stream.readLine();
const int colon = line.indexOf(QLatin1Char(':'));
if (colon == -1) {
continue;
}
const auto key = line.left(colon);
const auto value = line.mid(colon + 1);
hash.insert(key, value);
}
qCDebug(KDEV_QMAKE) << "Ran qmake (" << p.program().join(QLatin1Char(' ')) << "), found:" << hash;
return hash;
}
QString QMakeConfig::findBasicMkSpec(const QHash<QString, QString>& qmakeVars)
{
QStringList paths;
if (qmakeVars.contains(QStringLiteral("QMAKE_MKSPECS"))) {
// qt4
const auto mkspecDirs = qmakeVars[QStringLiteral("QMAKE_MKSPECS")].split(QtCompat::listSeparator());
foreach (const QString& dir, mkspecDirs) {
paths << dir + QLatin1String("/default/qmake.conf");
}
} else if (!qmakeVars.contains(QStringLiteral("QMAKE_MKSPECS")) && qmakeVars.contains(QStringLiteral("QMAKE_SPEC"))) {
QString path;
// qt5 doesn't have the MKSPECS nor default anymore
// let's try to look up the mkspec path ourselves,
// see QMakeEvaluator::updateMkspecPaths() in QMake source code as reference
if (qmakeVars.contains(QStringLiteral("QT_HOST_DATA/src"))) {
// >=qt5.2: since 0d463c05fc4f2e79e5a4e5a5382a1e6ed5d2615e (in Qt5 qtbase repository)
// mkspecs are no longer copied to the build directory.
// instead, we have to look them up in the source directory.
// this commit also introduced the key 'QT_HOST_DATA/src' which we use here
path = qmakeVars[QStringLiteral("QT_HOST_DATA/src")];
} else if (qmakeVars.contains(QStringLiteral("QT_HOST_DATA"))) {
// cross compilation
path = qmakeVars[QStringLiteral("QT_HOST_DATA")];
} else {
Q_ASSERT(qmakeVars.contains(QStringLiteral("QT_INSTALL_PREFIX")));
path = qmakeVars[QStringLiteral("QT_INSTALL_PREFIX")];
}
path += QLatin1String("/mkspecs/") + qmakeVars[QStringLiteral("QMAKE_SPEC")] + QLatin1String("/qmake.conf");
paths << path;
}
foreach (const QString& path, paths) {
QFileInfo fi(path);
if (fi.exists())
return fi.absoluteFilePath();
}
return QString();
}
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