1 files changed, 13 insertions, 0 deletions
diff --git a/util/env_posix.cc b/util/env_posix.cc
index ba2667864a..e0fca52f46 100644
--- a/util/env_posix.cc
+++ b/util/env_posix.cc
@@ -351,6 +351,19 @@ class PosixEnv : public Env {
     return s;
   }
 
+  virtual Status NewAppendableFile(const std::string& fname,
+                                   WritableFile** result) {
+    Status s;
+    FILE* f = fopen(fname.c_str(), "a");
+    if (f == NULL) {
+      *result = NULL;
+      s = IOError(fname, errno);
+    } else {
+      *result = new PosixWritableFile(fname, f);
+    }
+    return s;
+  }
+
   virtual bool FileExists(const std::string& fname) {
     return access(fname.c_str(), F_OK) == 0;
   }