Qt4BC: Simplify shadowbuild/builddirectory handling

Change-Id: Id46a239588d21b6aa5d4c43e4d85b52a04bd17ab
Reviewed-by: Daniel Teske <daniel.teske@digia.com>

2 files changed, 13 insertions, 0 deletions

diff --git a/src/libs/utils/fileutils.cpp b/src/libs/utils/fileutils.cpp
index 9c81344383..8341789bd6 100644
--- a/src/libs/utils/fileutils.cpp
+++ b/src/libs/utils/fileutils.cpp
@@ -218,6 +218,18 @@ QString FileUtils::shortNativePath(const FileName &path)
     return path.toUserOutput();
 }
 
+QString FileUtils::fileSystemFriendlyName(const QString &name)
+{
+    QString result = name;
+    result.replace(QRegExp(QLatin1String("\\W")), QLatin1String("_"));
+    result.replace(QRegExp(QLatin1String("_+")), QLatin1String("_")); // compact _
+    result.remove(QRegExp(QLatin1String("^_*"))); // remove leading _
+    result.remove(QRegExp(QLatin1String("_+$"))); // remove trailing _
+    if (result.isEmpty())
+        result = QLatin1String("unknown");
+    return result;
+}
+
 bool FileUtils::makeWritable(const FileName &path)
 {
     const QString fileName = path.toString();
diff --git a/src/libs/utils/fileutils.h b/src/libs/utils/fileutils.h
index 4477938be5..0cf1db64b1 100644
--- a/src/libs/utils/fileutils.h
+++ b/src/libs/utils/fileutils.h
@@ -96,6 +96,7 @@ public:
     static bool isFileNewerThan(const FileName &filePath, const QDateTime &timeStamp);
     static FileName resolveSymlinks(const FileName &path);
     static QString shortNativePath(const FileName &path);
+    static QString fileSystemFriendlyName(const QString &name);
     static bool makeWritable(const FileName &path);
 };