xref: /freebsd/contrib/llvm-project/libcxx/include/stdlib.h (revision 62cfcf62f627e5093fb37026a6d8c98e4d2ef04c)
1 // -*- C++ -*-
2 //===--------------------------- stdlib.h ---------------------------------===//
3 //
4 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5 // See https://llvm.org/LICENSE.txt for license information.
6 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #if defined(__need_malloc_and_calloc) || defined(_LIBCPP_STDLIB_INCLUDE_NEXT)
11 
12 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
13 #pragma GCC system_header
14 #endif
15 
16 #if defined(_LIBCPP_STDLIB_INCLUDE_NEXT)
17 #undef _LIBCPP_STDLIB_INCLUDE_NEXT
18 #endif
19 
20 #include_next <stdlib.h>
21 
22 #elif !defined(_LIBCPP_STDLIB_H)
23 #define _LIBCPP_STDLIB_H
24 
25 /*
26     stdlib.h synopsis
27 
28 Macros:
29 
30     EXIT_FAILURE
31     EXIT_SUCCESS
32     MB_CUR_MAX
33     NULL
34     RAND_MAX
35 
36 Types:
37 
38     size_t
39     div_t
40     ldiv_t
41     lldiv_t                                                               // C99
42 
43 double    atof (const char* nptr);
44 int       atoi (const char* nptr);
45 long      atol (const char* nptr);
46 long long atoll(const char* nptr);                                        // C99
47 double             strtod  (const char* restrict nptr, char** restrict endptr);
48 float              strtof  (const char* restrict nptr, char** restrict endptr); // C99
49 long double        strtold (const char* restrict nptr, char** restrict endptr); // C99
50 long               strtol  (const char* restrict nptr, char** restrict endptr, int base);
51 long long          strtoll (const char* restrict nptr, char** restrict endptr, int base); // C99
52 unsigned long      strtoul (const char* restrict nptr, char** restrict endptr, int base);
53 unsigned long long strtoull(const char* restrict nptr, char** restrict endptr, int base); // C99
54 int rand(void);
55 void srand(unsigned int seed);
56 void* calloc(size_t nmemb, size_t size);
57 void free(void* ptr);
58 void* malloc(size_t size);
59 void* realloc(void* ptr, size_t size);
60 void abort(void);
61 int atexit(void (*func)(void));
62 void exit(int status);
63 void _Exit(int status);
64 char* getenv(const char* name);
65 int system(const char* string);
66 void* bsearch(const void* key, const void* base, size_t nmemb, size_t size,
67               int (*compar)(const void *, const void *));
68 void qsort(void* base, size_t nmemb, size_t size,
69            int (*compar)(const void *, const void *));
70 int         abs(      int j);
71 long        abs(     long j);
72 long long   abs(long long j);                                             // C++0X
73 long       labs(     long j);
74 long long llabs(long long j);                                             // C99
75 div_t     div(      int numer,       int denom);
76 ldiv_t    div(     long numer,      long denom);
77 lldiv_t   div(long long numer, long long denom);                          // C++0X
78 ldiv_t   ldiv(     long numer,      long denom);
79 lldiv_t lldiv(long long numer, long long denom);                          // C99
80 int mblen(const char* s, size_t n);
81 int mbtowc(wchar_t* restrict pwc, const char* restrict s, size_t n);
82 int wctomb(char* s, wchar_t wchar);
83 size_t mbstowcs(wchar_t* restrict pwcs, const char* restrict s, size_t n);
84 size_t wcstombs(char* restrict s, const wchar_t* restrict pwcs, size_t n);
85 int at_quick_exit(void (*func)(void))                                     // C++11
86 void quick_exit(int status);                                              // C++11
87 void *aligned_alloc(size_t alignment, size_t size);                       // C11
88 
89 */
90 
91 #include <__config>
92 
93 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
94 #pragma GCC system_header
95 #endif
96 
97 #include_next <stdlib.h>
98 
99 #ifdef __cplusplus
100 #include <math.h>
101 #endif  // __cplusplus
102 
103 #endif  // _LIBCPP_STDLIB_H
104