From 8b1e278ef364fff2aa7d6b805353a722db1b4b89 Mon Sep 17 00:00:00 2001
From: Pixel <pixel@nobis-crew.org>
Date: Tue, 25 Oct 2011 17:11:08 -0700
Subject: Adding the FileSystem global class with mkdir, and adding the
 writeString method to Handles. Also preparing the inclusion of Lua by adding
 LuaJIT.

---
 .gitmodules       |  3 +++
 LuaJIT            |  1 +
 includes/Handle.h |  7 +++++++
 src/Handle.cc     | 37 +++++++++++++++++++++++++++++++++++++
 4 files changed, 48 insertions(+)
 create mode 160000 LuaJIT

diff --git a/.gitmodules b/.gitmodules
index 727224b..e78fd64 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -10,3 +10,6 @@
 [submodule "win32/pthreads-win32"]
 	path = win32/pthreads-win32
 	url = git.grumpycoder.net:/pub/repo.git/pthreads-win32
+[submodule "LuaJIT"]
+	path = LuaJIT
+	url = http://luajit.org/git/luajit-2.0.git
diff --git a/LuaJIT b/LuaJIT
new file mode 160000
index 0000000..e80478c
--- /dev/null
+++ b/LuaJIT
@@ -0,0 +1 @@
+Subproject commit e80478c44b7e4bf32a509c480edb39bd39ede51b
diff --git a/includes/Handle.h b/includes/Handle.h
index 2f2a029..96f1736 100644
--- a/includes/Handle.h
+++ b/includes/Handle.h
@@ -5,6 +5,11 @@
 
 namespace Balau {
 
+class FileSystem {
+  public:
+    static int mkdir(const char * path) throw (GeneralException);
+};
+
 class ENoEnt : public GeneralException {
   public:
       ENoEnt(const char * name) : GeneralException(String("No such file or directory: `") + name + "'") { }
@@ -27,6 +32,8 @@ class Handle {
     virtual const char * getName() = 0;
     virtual ssize_t read(void * buf, size_t count) throw (GeneralException);
     virtual ssize_t write(const void * buf, size_t count) throw (GeneralException);
+    void writeString(const char * str, size_t len = -1) { if (len < 0) len = strlen(str); write(str, len); }
+    void writeString(const String & str) { write(str.to_charp(), str.strlen()); }
     virtual void rseek(off_t offset, int whence = SEEK_SET) throw (GeneralException);
     virtual void wseek(off_t offset, int whence = SEEK_SET) throw (GeneralException);
     virtual off_t rtell() throw (GeneralException);
diff --git a/src/Handle.cc b/src/Handle.cc
index b3458a8..0ec39be 100644
--- a/src/Handle.cc
+++ b/src/Handle.cc
@@ -6,6 +6,17 @@
 #include "Handle.h"
 #include "Printer.h"
 
+#ifdef _WIN32
+static const char * strerror_r(int errorno, char * buf, size_t bufsize) {
+#ifdef _MSVC
+    strerror_s(buf, bufsize, errorno);
+    return buf;
+#else
+    return strerror(errorno);
+#endif
+}
+#endif
+
 class eioInterface : public Balau::AtStart {
   public:
       eioInterface() : AtStart(100) { }
@@ -159,3 +170,29 @@ off_t Balau::SeekableHandle::wtell() throw (GeneralException) {
 bool Balau::SeekableHandle::isEOF() {
     return m_rOffset == getSize();
 }
+
+struct cbResults_t {
+    Balau::Events::Custom evt;
+    int result, errorno;
+};
+
+static int eioDone(eio_req * req) {
+    cbResults_t * cbResults = (cbResults_t *) req->data;
+    cbResults->result = req->result;
+    cbResults->errorno = req->errorno;
+    cbResults->evt.doSignal();
+    return 0;
+}
+
+int Balau::FileSystem::mkdir(const char * path) throw (GeneralException) {
+    cbResults_t cbResults;
+    eio_req * r = eio_mkdir(path, 0755, 0, eioDone, &cbResults);
+    Assert(r != 0);
+    Task::yield(&cbResults.evt);
+
+    char str[4096];
+    if (cbResults.result < 0)
+        throw GeneralException(String("Unable to create directory ") + path + ": " + strerror_r(cbResults.errorno, str, sizeof(str)) + " (err#" + cbResults.errorno + ")");
+
+    return cbResults.result;
+}
-- 
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