From 1d1ea9f0962a331c21a3029a0302e5906a396f56 Mon Sep 17 00:00:00 2001
From: Marko Bencun <marko.bencun@monetas.net>
Date: Wed, 22 Feb 2017 18:10:00 +0900
Subject: Turn TryCreateDirectory() into TryCreateDirectories()

Use case: TryCreateDirectory(GetDataDir() / "blocks" / "index") would
fail if the blocks directory was not explicitly created before.

The line that did so was in a weird location and could be removed as a
result.
---
 src/dbwrapper.cpp | 2 +-
 src/init.cpp      | 2 --
 src/qt/intro.cpp  | 2 +-
 src/util.cpp      | 8 ++++----
 src/util.h        | 2 +-
 src/wallet/db.cpp | 2 +-
 6 files changed, 8 insertions(+), 10 deletions(-)

diff --git a/src/dbwrapper.cpp b/src/dbwrapper.cpp
index 3d2098c059..4ad8a2c1ac 100644
--- a/src/dbwrapper.cpp
+++ b/src/dbwrapper.cpp
@@ -108,7 +108,7 @@ CDBWrapper::CDBWrapper(const fs::path& path, size_t nCacheSize, bool fMemory, bo
             leveldb::Status result = leveldb::DestroyDB(path.string(), options);
             dbwrapper_private::HandleError(result);
         }
-        TryCreateDirectory(path);
+        TryCreateDirectories(path);
         LogPrintf("Opening LevelDB in %s\n", path.string());
     }
     leveldb::Status status = leveldb::DB::Open(options, path.string(), &pdb);
diff --git a/src/init.cpp b/src/init.cpp
index 3bbdb16c3b..4fcdd48d9a 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -1410,8 +1410,6 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler)
     fReindex = GetBoolArg("-reindex", false);
     bool fReindexChainState = GetBoolArg("-reindex-chainstate", false);
 
-    fs::create_directories(GetDataDir() / "blocks");
-
     // cache size calculations
     int64_t nTotalCache = (GetArg("-dbcache", nDefaultDbCache) << 20);
     nTotalCache = std::max(nTotalCache, nMinDbCache << 20); // total cache cannot be less than nMinDbCache
diff --git a/src/qt/intro.cpp b/src/qt/intro.cpp
index 2460a59109..1e0d472b6a 100644
--- a/src/qt/intro.cpp
+++ b/src/qt/intro.cpp
@@ -214,7 +214,7 @@ bool Intro::pickDataDirectory()
             }
             dataDir = intro.getDataDirectory();
             try {
-                TryCreateDirectory(GUIUtil::qstringToBoostPath(dataDir));
+                TryCreateDirectories(GUIUtil::qstringToBoostPath(dataDir));
                 break;
             } catch (const fs::filesystem_error&) {
                 QMessageBox::critical(0, tr(PACKAGE_NAME),
diff --git a/src/util.cpp b/src/util.cpp
index 653a4f072a..1ad4fa262c 100644
--- a/src/util.cpp
+++ b/src/util.cpp
@@ -653,21 +653,21 @@ bool RenameOver(fs::path src, fs::path dest)
 }
 
 /**
- * Ignores exceptions thrown by Boost's create_directory if the requested directory exists.
+ * Ignores exceptions thrown by Boost's create_directories if the requested directory exists.
  * Specifically handles case where path p exists, but it wasn't possible for the user to
  * write to the parent directory.
  */
-bool TryCreateDirectory(const fs::path& p)
+bool TryCreateDirectories(const fs::path& p)
 {
     try
     {
-        return fs::create_directory(p);
+        return fs::create_directories(p);
     } catch (const fs::filesystem_error&) {
         if (!fs::exists(p) || !fs::is_directory(p))
             throw;
     }
 
-    // create_directory didn't create the directory, it had to have existed already
+    // create_directories didn't create the directory, it had to have existed already
     return false;
 }
 
diff --git a/src/util.h b/src/util.h
index 229478d835..18a238554b 100644
--- a/src/util.h
+++ b/src/util.h
@@ -153,7 +153,7 @@ bool TruncateFile(FILE *file, unsigned int length);
 int RaiseFileDescriptorLimit(int nMinFD);
 void AllocateFileRange(FILE *file, unsigned int offset, unsigned int length);
 bool RenameOver(fs::path src, fs::path dest);
-bool TryCreateDirectory(const fs::path& p);
+bool TryCreateDirectories(const fs::path& p);
 fs::path GetDefaultDataDir();
 const fs::path &GetDataDir(bool fNetSpecific = true);
 void ClearDatadirCache();
diff --git a/src/wallet/db.cpp b/src/wallet/db.cpp
index 25f6bdd9d9..4573be8b23 100644
--- a/src/wallet/db.cpp
+++ b/src/wallet/db.cpp
@@ -75,7 +75,7 @@ bool CDBEnv::Open(const fs::path& pathIn)
 
     strPath = pathIn.string();
     fs::path pathLogDir = pathIn / "database";
-    TryCreateDirectory(pathLogDir);
+    TryCreateDirectories(pathLogDir);
     fs::path pathErrorFile = pathIn / "db.log";
     LogPrintf("CDBEnv::Open: LogDir=%s ErrorFile=%s\n", pathLogDir.string(), pathErrorFile.string());
 
-- 
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