Use QtcProcess for reading version number in meson project

Change-Id: I8f7b72ae9d21fec5a7c8e9baf154dcba70a3a2b3
Reviewed-by: Artem Sokolovskii <artem.sokolovskii@qt.io>
Reviewed-by: Alexis Jeandet <alexis.jeandet@member.fsf.org>
Reviewed-by: hjk <hjk@qt.io>

src/plugins/mesonprojectmanager/exewrappers/toolwrapper.cpp

@@ -25,6 +25,8 @@
 
 #include "toolwrapper.h"
 
+#include <utils/qtcprocess.h>
+
 namespace MesonProjectManager {
 namespace Internal {
 
@@ -60,11 +62,11 @@ void ToolWrapper::setExe(const Utils::FilePath &newExe)
 Version ToolWrapper::read_version(const Utils::FilePath &toolPath)
 {
     if (toolPath.toFileInfo().isExecutable()) {
-        QProcess process;
-        process.start(toolPath.toString(), {"--version"});
-        if (process.waitForFinished()) {
-            return Version::fromString(QString::fromUtf8(process.readLine()));
-        }
+        Utils::QtcProcess process;
+        process.setCommand({ toolPath, { "--version" } });
+        process.start();
+        if (process.waitForFinished())
+            return Version::fromString(process.stdOut());
     }
     return {};
 }

src/plugins/mesonprojectmanager/exewrappers/toolwrapper.h

@@ -34,7 +34,6 @@
 #include <utils/qtcassert.h>
 
 #include <QFileInfo>
-#include <QProcess>
 #include <QUuid>
 #include <QVariant>
 #include <QVariantMap>