Replaced calls to `which` with custom path resolution thingie

1 files changed, 53 insertions, 0 deletions

diff --git a/util.cpp b/util.cpp
new file mode 100644
index 00000000..08c81614
--- /dev/null
+++ b/util.cpp
@@ -0,0 +1,53 @@
+#include <QDebug>
+#include <QFileInfo>
+#include <QProcessEnvironment>
+#include <QString>
+#include "util.h"
+
+QProcessEnvironment Util::_env;
+bool Util::_envInitialised;
+
+void Util::initialiseEnvironment()
+{
+    if (!_envInitialised) {
+        _env = QProcessEnvironment::systemEnvironment();
+        _envInitialised = true;
+    }
+}
+
+QString Util::findBinaryInPath(QString binary)
+{
+    initialiseEnvironment();
+
+    QString ret = "";
+
+    binary.prepend("/");
+
+    if (_env.contains("PATH")) {
+        QString path = _env.value("PATH");
+
+        QStringList entries = path.split(':');
+        if (entries.length() < 2) {
+            entries = path.split(';');
+        }
+
+        foreach(QString entry, entries) {
+            QFileInfo *qfi = new QFileInfo(entry.append(binary));
+            qDebug() << entry;
+
+#ifdef WINDOWS
+            if (!qfi->exists()) {
+                QFileInfo qfi = new QFileInfo(entry.append(".exe"));
+            }
+#endif
+            if (!qfi->isExecutable()) {
+                continue;
+            }
+
+            ret = qfi->absoluteFilePath();
+            break;
+        }
+    }
+
+    return ret;
+}