LibCore: Add File::is_directory() helpers

luteresa · Feb 9, 2020 · 67ccdbe · 67ccdbe
1 parent 80b1af2
commit 67ccdbe
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diff --git a/Libraries/LibCore/File.cpp b/Libraries/LibCore/File.cpp
@@ -28,6 +28,7 @@
 #include <errno.h>
 #include <fcntl.h>
 #include <stdio.h>
+#include <sys/stat.h>
 #include <unistd.h>
 
 namespace Core {
@@ -83,4 +84,20 @@ bool File::open(IODevice::OpenMode mode)
  return true;
 }
 
+bool File::is_directory() const
+{
+ struct stat stat;
+ if (fstat(fd(), &stat) < 0)
+ return false;
+ return S_ISDIR(stat.st_mode);
+}
+
+bool File::is_directory(const String& filename)
+{
+ struct stat st;
+ if (stat(filename.characters(), &st) < 0)
+ return false;
+ return S_ISDIR(st.st_mode);
+}
+
 }
diff --git a/Libraries/LibCore/File.h b/Libraries/LibCore/File.h
@@ -39,6 +39,9 @@ class File final : public IODevice {
  String filename() const { return m_filename; }
  void set_filename(const StringView& filename) { m_filename = filename; }
 
+ bool is_directory() const;
+ static bool is_directory(const String& filename);
+
  virtual bool open(IODevice::OpenMode) override;
 
  enum class ShouldCloseFileDescription {