NuttX RTOS

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3 42af7a65-404d-4744-a932-0658087f49c3

1 files changed, 116 insertions, 0 deletions

diff --git a/nuttx/include/stdlib.h b/nuttx/include/stdlib.h
new file mode 100644
index 000000000..c5cf3edda
--- /dev/null
+++ b/nuttx/include/stdlib.h
@@ -0,0 +1,116 @@
+/************************************************************
+ * stdlib.h
+ *
+ *   Copyright (C) 2007 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 Gregory Nutt 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 __STDLIB_H
+#define __STDLIB_H
+
+/************************************************************
+ * Included Files
+ ************************************************************/
+
+#include <sys/types.h>
+
+/************************************************************
+ * Definitions
+ ************************************************************/
+
+/* The C standard specifies two constants, EXIT_SUCCESS and
+ * EXIT_FAILURE, that may be passed to exit() to indicate
+ * successfuol or unsucessful termination, respectively.
+ */
+
+#define EXIT_SUCCESS 0
+#define EXIT_FAILURE 1
+
+/************************************************************
+ * Global Type Definitions
+ ************************************************************/
+
+struct mallinfo
+{
+  int arena;    /* This is the total size of memory allocated
+                 * for use by malloc in bytes. */
+  int ordblks;  /* This is the number of free (not in use) chunks */
+  int mxordblk; /* Size of the largest free (not in use) chunk */
+  int uordblks; /* This is the total size of memory occupied by
+                 * chunks handed out by malloc. */
+  int fordblks; /* This is the total size of memory occupied
+                 * by free (not in use) chunks.*/
+};
+
+/************************************************************
+ * Global Function Prototypes
+ ************************************************************/
+
+#undef EXTERN
+#if defined(__cplusplus)
+#define EXTERN extern "C"
+extern "C" {
+#else
+#define EXTERN extern
+#endif
+
+/* Random number generation */
+EXTERN void   srand(unsigned int seed);
+EXTERN int    rand(void);
+
+/* Environment variable support */
+EXTERN char  *getenv(const char *name);
+
+/* Process exit functions */
+EXTERN void   exit(int status);
+EXTERN void   abort(void);
+EXTERN int    atexit(void (*func)(void));
+
+/* String to binary conversions */
+#define atoi(nptr) strtol((nptr), (char**)NULL, 10)
+EXTERN long   strtol(const char *, char **, int);
+EXTERN double strtod(const char *, char **);
+
+/* Memory Management */
+EXTERN void  *malloc(size_t);
+EXTERN void   free(void*);
+EXTERN void  *realloc(void*, size_t);
+EXTERN void  *memalign(size_t, size_t);
+EXTERN void  *zalloc(size_t);
+EXTERN void  *calloc(size_t, size_t);
+EXTERN struct mallinfo mallinfo(void);
+
+#undef EXTERN
+#if defined(__cplusplus)
+}
+#endif
+
+#endif /* __STDLIB_H */