Initial Contribution

libc/include/stdlib.h

@@ -0,0 +1,139 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * 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.
+ *
+ * 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_
+
+#include <sys/cdefs.h>
+#include <stddef.h>
+#include <string.h>
+#include <alloca.h>
+#include <strings.h>
+#include <memory.h>
+
+__BEGIN_DECLS
+
+#define EXIT_FAILURE 1
+#define EXIT_SUCCESS 0
+
+extern __noreturn void exit(int);
+extern __noreturn void abort(void);
+extern int atexit(void (*)(void));
+extern int on_exit(void (*)(int, void *), void *);
+
+extern char *getenv(const char *);
+extern int putenv(const char *);
+extern int setenv(const char *, const char *, int);
+extern int unsetenv(const char *);
+extern int clearenv(void);
+
+extern char *mktemp (char *);
+extern int mkstemp (char *);
+
+extern long strtol(const char *, char **, int);
+extern long long strtoll(const char *, char **, int);
+extern unsigned long strtoul(const char *, char **, int);
+extern unsigned long long strtoull(const char *, char **, int);
+extern double strtod(const char *nptr, char **endptr);
+
+static __inline__ float strtof(const char *nptr, char **endptr)
+{
+    return (float)strtod(nptr, endptr);
+}
+
+extern int atoi(const char *);
+extern long atol(const char *);
+extern long long atoll(const char *);
+
+static __inline__ double atof(const char *nptr)
+{
+    return (strtod(nptr, NULL));
+}
+
+static __inline__ int abs(int __n) {
+    return (__n < 0) ? -__n : __n;
+}
+
+static __inline__ long labs(long __n) {
+    return (__n < 0L) ? -__n : __n;
+}
+
+static __inline__ long long llabs(long long __n) {
+    return (__n < 0LL) ? -__n : __n;
+}
+
+extern char * realpath(const char *path, char *resolved);
+extern int system(const char * string);
+
+extern void * bsearch(const void *key, const void *base0,
+	size_t nmemb, size_t size,
+	int (*compar)(const void *, const void *));
+
+extern void qsort(void *, size_t, size_t, int (*)(const void *, const void *));
+
+extern long jrand48(unsigned short *);
+extern long mrand48(void);
+extern long nrand48(unsigned short *);
+extern long lrand48(void);
+extern unsigned short *seed48(unsigned short*);
+extern void srand48(long);
+extern unsigned int arc4random(void);
+extern void arc4random_stir(void);
+extern void arc4random_addrandom(unsigned char *, int);
+
+#define RAND_MAX 0x7fffffff
+static __inline__ int rand(void) {
+    return (int)lrand48();
+}
+static __inline__ void srand(unsigned int __s) {
+    srand48(__s);
+}
+static __inline__ long random(void)
+{
+    return lrand48();
+}
+static __inline__ void srandom(unsigned int __s)
+{
+    srand48(__s);
+}
+
+/* Basic PTY functions.  These only work if devpts is mounted! */
+
+extern int    unlockpt(int);
+extern char*  ptsname(int);
+extern char*  ptsname_r(int, char*, size_t);
+extern int    getpt(void);
+
+static __inline__ int grantpt(int __fd)
+{
+  (void)__fd;
+  return 0;     /* devpts does this all for us! */
+}
+
+__END_DECLS
+
+#endif /* _STDLIB_H_ */