1 files changed, 37 insertions, 0 deletions
diff --git a/unrar/unrar/hardlinks.cpp b/unrar/unrar/hardlinks.cpp
new file mode 100644
index 0000000..171b5fa
--- /dev/null
+++ b/unrar/unrar/hardlinks.cpp
@@ -0,0 +1,37 @@
+bool ExtractHardlink(CommandData *Cmd,wchar *NameNew,wchar *NameExisting,size_t NameExistingSize)
+{
+  if (!FileExist(NameExisting))
+  {
+    uiMsg(UIERROR_HLINKCREATE,NameNew);
+    uiMsg(UIERROR_NOLINKTARGET);
+    ErrHandler.SetErrorCode(RARX_CREATE);
+    return false;
+  }
+  CreatePath(NameNew,true,Cmd->DisableNames);
+
+#ifdef _WIN_ALL
+  bool Success=CreateHardLink(NameNew,NameExisting,NULL)!=0;
+  if (!Success)
+  {
+    uiMsg(UIERROR_HLINKCREATE,NameNew);
+    ErrHandler.SysErrMsg();
+    ErrHandler.SetErrorCode(RARX_CREATE);
+  }
+  return Success;
+#elif defined(_UNIX)
+  char NameExistingA[NM],NameNewA[NM];
+  WideToChar(NameExisting,NameExistingA,ASIZE(NameExistingA));
+  WideToChar(NameNew,NameNewA,ASIZE(NameNewA));
+  bool Success=link(NameExistingA,NameNewA)==0;
+  if (!Success)
+  {
+    uiMsg(UIERROR_HLINKCREATE,NameNew);
+    ErrHandler.SysErrMsg();
+    ErrHandler.SetErrorCode(RARX_CREATE);
+  }
+  return Success;
+#else
+  return false;
+#endif
+}
+