Standard C headef files

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@1708 42af7a65-404d-4744-a932-0658087f49c3

12 files changed, 805 insertions, 0 deletions

diff --git a/nuttx/include/cxx/cassert b/nuttx/include/cxx/cassert
new file mode 100755
index 000000000..f44b6cd79
--- /dev/null
+++ b/nuttx/include/cxx/cassert
@@ -0,0 +1,49 @@
+//***************************************************************************
+// include/cxx/cassert
+//
+//   Copyright (C) 2009 Gregory Nutt. All rights reserved.
+//   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+//
+// 1. Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+// 2. Redistributions in binary form must reproduce the above copyright
+//    notice, this list of conditions and the following disclaimer in
+//    the documentation and/or other materials provided with the
+//    distribution.
+// 3. Neither the name NuttX nor the names of its contributors may be
+//    used to endorse or promote products derived from this software
+//    without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+// OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+//
+//***************************************************************************
+
+#ifndef __INCLUDE_CXX_CASSERT
+#define __INCLUDE_CXX_CASSERT
+
+//***************************************************************************
+// Included Files
+//***************************************************************************
+
+#include <assert.h>
+
+//***************************************************************************
+// Namespace
+//***************************************************************************
+
+#endif // __INCLUDE_CXX_CASSERT
diff --git a/nuttx/include/cxx/cctype b/nuttx/include/cxx/cctype
new file mode 100755
index 000000000..043adad68
--- /dev/null
+++ b/nuttx/include/cxx/cctype
@@ -0,0 +1,49 @@
+//***************************************************************************
+// include/cxx/cctype
+//
+//   Copyright (C) 2009 Gregory Nutt. All rights reserved.
+//   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+//
+// 1. Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+// 2. Redistributions in binary form must reproduce the above copyright
+//    notice, this list of conditions and the following disclaimer in
+//    the documentation and/or other materials provided with the
+//    distribution.
+// 3. Neither the name NuttX nor the names of its contributors may be
+//    used to endorse or promote products derived from this software
+//    without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+// OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+//
+//***************************************************************************
+
+#ifndef __INCLUDE_CXX_CCTYPE
+#define __INCLUDE_CXX_CCTYPE
+
+//***************************************************************************
+// Included Files
+//***************************************************************************
+
+#include <ctype.h>
+
+//***************************************************************************
+// Namespace
+//***************************************************************************
+
+#endif // __INCLUDE_CXX_CCTYPE
diff --git a/nuttx/include/cxx/cerrno b/nuttx/include/cxx/cerrno
new file mode 100755
index 000000000..ba23e33ea
--- /dev/null
+++ b/nuttx/include/cxx/cerrno
@@ -0,0 +1,49 @@
+//***************************************************************************
+// include/cxx/cerrno
+//
+//   Copyright (C) 2009 Gregory Nutt. All rights reserved.
+//   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+//
+// 1. Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+// 2. Redistributions in binary form must reproduce the above copyright
+//    notice, this list of conditions and the following disclaimer in
+//    the documentation and/or other materials provided with the
+//    distribution.
+// 3. Neither the name NuttX nor the names of its contributors may be
+//    used to endorse or promote products derived from this software
+//    without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+// OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+//
+//***************************************************************************
+
+#ifndef __INCLUDE_CXX_CERRNO
+#define __INCLUDE_CXX_CERRNO
+
+//***************************************************************************
+// Included Files
+//***************************************************************************
+
+#include <errno.h>
+
+//***************************************************************************
+// Namespace
+//***************************************************************************
+
+#endif // __INCLUDE_CXX_CERRNO
diff --git a/nuttx/include/cxx/climits b/nuttx/include/cxx/climits
new file mode 100755
index 000000000..73f565273
--- /dev/null
+++ b/nuttx/include/cxx/climits
@@ -0,0 +1,49 @@
+//***************************************************************************
+// include/cxx/climits
+//
+//   Copyright (C) 2009 Gregory Nutt. All rights reserved.
+//   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+//
+// 1. Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+// 2. Redistributions in binary form must reproduce the above copyright
+//    notice, this list of conditions and the following disclaimer in
+//    the documentation and/or other materials provided with the
+//    distribution.
+// 3. Neither the name NuttX nor the names of its contributors may be
+//    used to endorse or promote products derived from this software
+//    without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+// OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+//
+//***************************************************************************
+
+#ifndef __INCLUDE_CXX_CLIMITS
+#define __INCLUDE_CXX_CLIMITS
+
+//***************************************************************************
+// Included Files
+//***************************************************************************
+
+#include <limits.h>
+
+//***************************************************************************
+// Namespace
+//***************************************************************************
+
+#endif // __INCLUDE_CXX_CLIMITS
diff --git a/nuttx/include/cxx/cmath b/nuttx/include/cxx/cmath
new file mode 100755
index 000000000..3d348f2e9
--- /dev/null
+++ b/nuttx/include/cxx/cmath
@@ -0,0 +1,75 @@
+//***************************************************************************
+// include/cxx/cmath
+//
+//   Copyright (C) 2009 Gregory Nutt. All rights reserved.
+//   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+//
+// 1. Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+// 2. Redistributions in binary form must reproduce the above copyright
+//    notice, this list of conditions and the following disclaimer in
+//    the documentation and/or other materials provided with the
+//    distribution.
+// 3. Neither the name NuttX nor the names of its contributors may be
+//    used to endorse or promote products derived from this software
+//    without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+// OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+//
+//***************************************************************************
+
+#ifndef __INCLUDE_CXX_CMATH
+#define __INCLUDE_CXX_CMATH
+
+//***************************************************************************
+// Included Files
+//***************************************************************************
+
+#include <math.h>
+
+//***************************************************************************
+// Namespace
+//***************************************************************************
+
+namespace std
+{
+  using ::acos;
+  using ::asin;
+  using ::atan;
+  using ::atan2;
+  using ::ceil;
+  using ::cos;
+  using ::cosh;
+  using ::exp;
+  using ::fabs;
+  using ::floor;
+  using ::fmod;
+  using ::frexp;
+  using ::ldexp;
+  using ::log;
+  using ::log10;
+  using ::modf;
+  using ::pow;
+  using ::sin;
+  using ::sinh;
+  using ::sqrt;
+  using ::tan;
+  using ::tanh;
+}
+
+#endif // __INCLUDE_CXX_CMATH
diff --git a/nuttx/include/cxx/csignal b/nuttx/include/cxx/csignal
new file mode 100755
index 000000000..aaf385d9c
--- /dev/null
+++ b/nuttx/include/cxx/csignal
@@ -0,0 +1,72 @@
+//***************************************************************************
+// include/cxx/csignal
+//
+//   Copyright (C) 2009 Gregory Nutt. All rights reserved.
+//   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+//
+// 1. Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+// 2. Redistributions in binary form must reproduce the above copyright
+//    notice, this list of conditions and the following disclaimer in
+//    the documentation and/or other materials provided with the
+//    distribution.
+// 3. Neither the name NuttX nor the names of its contributors may be
+//    used to endorse or promote products derived from this software
+//    without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+// OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+//
+//***************************************************************************
+
+#ifndef __INCLUDE_CXX_CSIGNAL
+#define __INCLUDE_CXX_CSIGNAL
+
+//***************************************************************************
+// Included Files
+//***************************************************************************
+
+#include <signal.h>
+
+//***************************************************************************
+// Namespace
+//***************************************************************************
+
+namespace std
+{
+  using ::sigset_t;
+  using ::sigval;
+  using ::sigevent;
+  using ::siginfo;
+  using ::siginfo_t;
+  using ::sigaction;
+  using ::kill;
+  using ::sigemptyset;
+  using ::sigfillset;
+  using ::sigaddset;
+  using ::sigdelset;
+  using ::sigismember;
+  using ::sigaction;
+  using ::sigprocmask;
+  using ::sigpending;
+  using ::sigsuspend;
+  using ::sigwaitinfo;
+  using ::sigtimedwait;
+  using ::sigqueue;
+}
+
+#endif // CSIGNAL_HEADER
diff --git a/nuttx/include/cxx/cstdarg b/nuttx/include/cxx/cstdarg
new file mode 100755
index 000000000..cbef3edf8
--- /dev/null
+++ b/nuttx/include/cxx/cstdarg
@@ -0,0 +1,49 @@
+//***************************************************************************
+// include/cxx/cstdarg
+//
+//   Copyright (C) 2009 Gregory Nutt. All rights reserved.
+//   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+//
+// 1. Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+// 2. Redistributions in binary form must reproduce the above copyright
+//    notice, this list of conditions and the following disclaimer in
+//    the documentation and/or other materials provided with the
+//    distribution.
+// 3. Neither the name NuttX nor the names of its contributors may be
+//    used to endorse or promote products derived from this software
+//    without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+// OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+//
+//***************************************************************************
+
+#ifndef __INCLUDE_CXX_CSTDARG
+#define __INCLUDE_CXX_CSTDARG
+
+//***************************************************************************
+// Included Files
+//***************************************************************************
+
+#include <stdard.h>
+
+//***************************************************************************
+// Namespace
+//***************************************************************************
+
+#endif // __INCLUDE_CXX_CSTDARG
diff --git a/nuttx/include/cxx/cstddef b/nuttx/include/cxx/cstddef
new file mode 100755
index 000000000..d932eecf0
--- /dev/null
+++ b/nuttx/include/cxx/cstddef
@@ -0,0 +1,97 @@
+//***************************************************************************
+// include/cxx/cstddef
+//
+//   Copyright (C) 2009 Gregory Nutt. All rights reserved.
+//   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+//
+// 1. Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+// 2. Redistributions in binary form must reproduce the above copyright
+//    notice, this list of conditions and the following disclaimer in
+//    the documentation and/or other materials provided with the
+//    distribution.
+// 3. Neither the name NuttX nor the names of its contributors may be
+//    used to endorse or promote products derived from this software
+//    without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+// OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+//
+//***************************************************************************
+
+#ifndef __INCLUDE_CXX_CCTYPE
+#define __INCLUDE_CXX_CCTYPE
+
+//***************************************************************************
+// Included Files
+//***************************************************************************
+
+#include <nuttx/config.h>
+#include <nuttx/compiler.h>
+#include <stddef.h>
+
+//***************************************************************************
+// Namespace
+//***************************************************************************
+
+namespace std
+{
+  // NuttX specific types
+
+  using ::sbyte;
+  using ::ubyte;
+  using ::uint8;
+  using ::boolean;
+  using ::sint16;
+  using ::uint16;
+  using ::sint32;
+  using ::uint32;
+#ifdef CONFIG_HAVE_LONG_LONG
+  using ::sint64;
+  using ::uint64;
+#endif
+  using ::irqstate_t;
+
+  // Standard types
+
+  using ::float32;
+#ifndef CONFIG_HAVE_DOUBLE
+  using ::double_t;
+  using ::float64;
+#else
+  using ::double_t;
+  using ::float64;
+#endif
+  using ::mode_t;
+  using ::size_t;
+  using ::ssize_t;
+  using ::off_t;
+  using ::blksize_t;
+  using ::blkcnt_t;
+  using ::fpos_t;
+  using ::uid_t;
+  using ::gid_t;
+  using ::dev_t;
+  using ::ino_t;
+  using ::sig_atomic_t;
+  using ::pid_t;
+
+  using ::socklen_t;
+  using ::sa_family_t;
+}
+
+#endif // __INCLUDE_CXX_CCTYPE
diff --git a/nuttx/include/cxx/cstdio b/nuttx/include/cxx/cstdio
new file mode 100755
index 000000000..aeab44792
--- /dev/null
+++ b/nuttx/include/cxx/cstdio
@@ -0,0 +1,86 @@
+//***************************************************************************
+// include/cxx/cstdio
+//
+//   Copyright (C) 2009 Gregory Nutt. All rights reserved.
+//   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+//
+// 1. Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+// 2. Redistributions in binary form must reproduce the above copyright
+//    notice, this list of conditions and the following disclaimer in
+//    the documentation and/or other materials provided with the
+//    distribution.
+// 3. Neither the name NuttX nor the names of its contributors may be
+//    used to endorse or promote products derived from this software
+//    without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+// OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+//
+//***************************************************************************
+
+#ifndef __INCLUDE_CXX_CCTYPE
+#define __INCLUDE_CXX_CCTYPE
+
+//***************************************************************************
+// Included Files
+//***************************************************************************
+
+#include <nuttx/config.h>
+#include <stdio.h>
+
+//***************************************************************************
+// Namespace
+//***************************************************************************
+
+namespace std
+{
+  using ::FILE;
+  using ::fpos_t;
+  using ::size_t;
+  using ::fclose;
+  using ::fflush;
+  using ::feof;
+  using ::ferror;
+  using ::fgetc;
+  using ::fgetpos;
+  using ::fgets;
+  using ::fopen;
+  using ::fprintf;
+  using ::fputc;
+  using ::fputs;
+  using ::fread;
+  using ::fseek;
+  using ::fsetpos;
+  using ::ftell;
+  using ::fwrite;
+  using ::gets;
+  using ::printf;
+  using ::puts;
+  using ::rename;
+  using ::sprintf;
+  using ::snprintf;
+  using ::ungetc;
+  using ::vprintf;
+  using ::vfprintf;
+  using ::vsprintf;
+  using ::vsnprintf;
+  using ::fdopen;
+  using ::statfs;
+}
+
+#endif // __INCLUDE_CXX_CCTYPE
diff --git a/nuttx/include/cxx/cstdlib b/nuttx/include/cxx/cstdlib
new file mode 100755
index 000000000..06bb10fc4
--- /dev/null
+++ b/nuttx/include/cxx/cstdlib
@@ -0,0 +1,79 @@
+//***************************************************************************
+// include/cxx/cstdlib
+//
+//   Copyright (C) 2009 Gregory Nutt. All rights reserved.
+//   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+//
+// 1. Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+// 2. Redistributions in binary form must reproduce the above copyright
+//    notice, this list of conditions and the following disclaimer in
+//    the documentation and/or other materials provided with the
+//    distribution.
+// 3. Neither the name NuttX nor the names of its contributors may be
+//    used to endorse or promote products derived from this software
+//    without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+// OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+//
+//***************************************************************************
+
+#ifndef __INCLUDE_CXX_CSTDLIB
+#define __INCLUDE_CXX_CSTDLIB
+
+//***************************************************************************
+// Included Files
+//***************************************************************************
+
+#include <nuttx/config.h>
+#include <stdlib.h>
+
+//***************************************************************************
+// Namespace
+//***************************************************************************
+
+namespace std
+{
+  using ::srand;
+  using ::rand;
+
+#ifndef CONFIG_DISABLE_ENIVRON
+  using ::getenv;
+  using ::putenv;
+  using ::clearenv;
+  using ::setenv;
+  using ::unsetenv;
+#endif
+
+  using ::exit;
+  using ::abort;
+  using ::atexit;
+
+  using ::strtol;
+  using ::strtod;
+
+  using ::malloc;
+  using ::free;
+  using ::realloc;
+  using ::memalign;
+  using ::zalloc;
+  using ::calloc;
+  using ::mallinfo;
+}
+
+#endif // __INCLUDE_CXX_CSTDLIB
diff --git a/nuttx/include/cxx/cstring b/nuttx/include/cxx/cstring
new file mode 100755
index 000000000..664aa97de
--- /dev/null
+++ b/nuttx/include/cxx/cstring
@@ -0,0 +1,79 @@
+//***************************************************************************
+// include/cxx/cstring
+//
+//   Copyright (C) 2009 Gregory Nutt. All rights reserved.
+//   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+//
+// 1. Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+// 2. Redistributions in binary form must reproduce the above copyright
+//    notice, this list of conditions and the following disclaimer in
+//    the documentation and/or other materials provided with the
+//    distribution.
+// 3. Neither the name NuttX nor the names of its contributors may be
+//    used to endorse or promote products derived from this software
+//    without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+// OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+//
+//***************************************************************************
+
+#ifndef __INCLUDE_CXX_CSTRING
+#define __INCLUDE_CXX_CSTRING
+
+//***************************************************************************
+// Included Files
+//***************************************************************************
+
+#include <nuttx/config.h>
+#include <string.h>
+
+//***************************************************************************
+// Namespace
+//***************************************************************************
+
+namespace std
+{
+  using ::size_t;
+  using ::strchr;
+  using ::strdup;
+  using ::strerror;
+  using ::strlen;
+  using ::strcat;
+  using ::strncat;
+  using ::strcmp;
+  using ::strncmp;
+  using ::strcasecmp;
+  using ::strncasecmp;
+  using ::strcpy;
+  using ::strncpy;
+  using ::strpbrk;
+  using ::strchr;
+  using ::strrchr;
+  using ::strspn;
+  using ::strcspn;
+  using ::strstr;
+  using ::strtok;
+  using ::strtok_r;
+  using ::memset;
+  using ::memcpy;
+  using ::memcmp;
+  using ::memmove;
+}
+
+#endif // __INCLUDE_CXX_CSTRING
diff --git a/nuttx/include/cxx/ctime b/nuttx/include/cxx/ctime
new file mode 100755
index 000000000..f9ebaa937
--- /dev/null
+++ b/nuttx/include/cxx/ctime
@@ -0,0 +1,72 @@
+//***************************************************************************
+// include/cxx/ctime
+//
+//   Copyright (C) 2009 Gregory Nutt. All rights reserved.
+//   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+//
+// 1. Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+// 2. Redistributions in binary form must reproduce the above copyright
+//    notice, this list of conditions and the following disclaimer in
+//    the documentation and/or other materials provided with the
+//    distribution.
+// 3. Neither the name NuttX nor the names of its contributors may be
+//    used to endorse or promote products derived from this software
+//    without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+// OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+//
+//***************************************************************************
+
+#ifndef __INCLUDE_CXX_CTIME
+#define __INCLUDE_CXX_CTIME
+
+//***************************************************************************
+// Included Files
+//***************************************************************************
+
+#include <time.h>
+
+//***************************************************************************
+// Namespace
+//***************************************************************************
+
+namespace std
+{
+  using ::size_t;
+  using ::time_t;
+  using ::clockid_t;
+  using ::timer_t;
+  using ::timespec;
+  using ::timeval;
+  using ::tm;
+  using ::itimerspec;
+  using ::sigevent;
+  using ::clock_settime;
+  using ::clock_gettime;
+  using ::lock_getres;
+  using ::mktime;
+  using ::gmtime_r;
+  using ::timer_create;
+  using ::timer_delete;
+  using ::timer_settime;
+  using ::timer_gettime;
+  using ::timer_getoverrun;
+}
+
+#endif // __INCLUDE_CXX_CTIME