Utils: Introduce FilePath::ensureWritableDir()

Combine the test and potential creation in one operation to potentially
reduce the number of remote calls.

Change-Id: I06ffa1256593afec430eb35605ba3b249f1da97c
Reviewed-by: Christian Stenger <[email protected]>

1 files changed, 12 insertions, 0 deletions

diff --git a/src/libs/utils/fileutils.cpp b/src/libs/utils/fileutils.cpp
index 7353693e16d..03c912e01f7 100644
--- a/src/libs/utils/fileutils.cpp
+++ b/src/libs/utils/fileutils.cpp
@@ -793,6 +793,18 @@ bool FilePath::isWritableDir() const
     return exists() && fi.isDir() && fi.isWritable();
 }
 
+bool FilePath::ensureWritableDir() const
+{
+    if (needsDevice()) {
+        QTC_ASSERT(s_deviceHooks.ensureWritableDir, return false);
+        return s_deviceHooks.ensureWritableDir(*this);
+    }
+    const QFileInfo fi{m_data};
+    if (exists() && fi.isDir() && fi.isWritable())
+        return true;
+    return QDir().mkpath(m_data);
+}
+
 bool FilePath::isExecutableFile() const
 {
     if (needsDevice()) {