stdlib.h raw
1 #ifndef _STDLIB_H
2 #define _STDLIB_H
3
4 #ifdef __cplusplus
5 extern "C" {
6 #endif
7
8 #include <features.h>
9
10 #if __cplusplus >= 201103L
11 #define NULL nullptr
12 #elif defined(__cplusplus)
13 #define NULL 0L
14 #else
15 #define NULL ((void*)0)
16 #endif
17
18 #define __NEED_size_t
19 #define __NEED_wchar_t
20
21 #include <bits/alltypes.h>
22
23 int atoi (const char *);
24 long atol (const char *);
25 long long atoll (const char *);
26 double atof (const char *);
27
28 float strtof (const char *__restrict, char **__restrict);
29 double strtod (const char *__restrict, char **__restrict);
30 long double strtold (const char *__restrict, char **__restrict);
31
32 long strtol (const char *__restrict, char **__restrict, int);
33 unsigned long strtoul (const char *__restrict, char **__restrict, int);
34 long long strtoll (const char *__restrict, char **__restrict, int);
35 unsigned long long strtoull (const char *__restrict, char **__restrict, int);
36
37 int rand (void);
38 void srand (unsigned);
39
40 void *malloc (size_t);
41 void *calloc (size_t, size_t);
42 void *realloc (void *, size_t);
43 void free (void *);
44 void *aligned_alloc(size_t, size_t);
45
46 _Noreturn void abort (void);
47 int atexit (void (*) (void));
48 _Noreturn void exit (int);
49 _Noreturn void _Exit (int);
50 int at_quick_exit (void (*) (void));
51 _Noreturn void quick_exit (int);
52
53 char *getenv (const char *);
54
55 int system (const char *);
56
57 void *bsearch (const void *, const void *, size_t, size_t, int (*)(const void *, const void *));
58 void qsort (void *, size_t, size_t, int (*)(const void *, const void *));
59
60 int abs (int);
61 long labs (long);
62 long long llabs (long long);
63
64 typedef struct { int quot, rem; } div_t;
65 typedef struct { long quot, rem; } ldiv_t;
66 typedef struct { long long quot, rem; } lldiv_t;
67
68 div_t div (int, int);
69 ldiv_t ldiv (long, long);
70 lldiv_t lldiv (long long, long long);
71
72 int mblen (const char *, size_t);
73 int mbtowc (wchar_t *__restrict, const char *__restrict, size_t);
74 int wctomb (char *, wchar_t);
75 size_t mbstowcs (wchar_t *__restrict, const char *__restrict, size_t);
76 size_t wcstombs (char *__restrict, const wchar_t *__restrict, size_t);
77
78 #define EXIT_FAILURE 1
79 #define EXIT_SUCCESS 0
80
81 size_t __ctype_get_mb_cur_max(void);
82 #define MB_CUR_MAX (__ctype_get_mb_cur_max())
83
84 #define RAND_MAX (0x7fffffff)
85
86
87 #if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
88 || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
89 || defined(_BSD_SOURCE)
90
91 #define WNOHANG 1
92 #define WUNTRACED 2
93
94 #define WEXITSTATUS(s) (((s) & 0xff00) >> 8)
95 #define WTERMSIG(s) ((s) & 0x7f)
96 #define WSTOPSIG(s) WEXITSTATUS(s)
97 #define WIFEXITED(s) (!WTERMSIG(s))
98 #define WIFSTOPPED(s) ((short)((((s)&0xffff)*0x10001)>>8) > 0x7f00)
99 #define WIFSIGNALED(s) (((s)&0xffff)-1U < 0xffu)
100
101 int posix_memalign (void **, size_t, size_t);
102 int setenv (const char *, const char *, int);
103 int unsetenv (const char *);
104 int mkstemp (char *);
105 int mkostemp (char *, int);
106 char *mkdtemp (char *);
107 int getsubopt (char **, char *const *, char **);
108 int rand_r (unsigned *);
109
110 #endif
111
112
113 #if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
114 || defined(_BSD_SOURCE)
115 char *realpath (const char *__restrict, char *__restrict);
116 long int random (void);
117 void srandom (unsigned int);
118 char *initstate (unsigned int, char *, size_t);
119 char *setstate (char *);
120 int putenv (char *);
121 int posix_openpt (int);
122 int grantpt (int);
123 int unlockpt (int);
124 char *ptsname (int);
125 char *l64a (long);
126 long a64l (const char *);
127 void setkey (const char *);
128 double drand48 (void);
129 double erand48 (unsigned short [3]);
130 long int lrand48 (void);
131 long int nrand48 (unsigned short [3]);
132 long mrand48 (void);
133 long jrand48 (unsigned short [3]);
134 void srand48 (long);
135 unsigned short *seed48 (unsigned short [3]);
136 void lcong48 (unsigned short [7]);
137 #endif
138
139 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
140 #include <alloca.h>
141 char *mktemp (char *);
142 int mkstemps (char *, int);
143 int mkostemps (char *, int, int);
144 void *valloc (size_t);
145 void *memalign(size_t, size_t);
146 int getloadavg(double *, int);
147 int clearenv(void);
148 #define WCOREDUMP(s) ((s) & 0x80)
149 #define WIFCONTINUED(s) ((s) == 0xffff)
150 void *reallocarray (void *, size_t, size_t);
151 void qsort_r (void *, size_t, size_t, int (*)(const void *, const void *, void *), void *);
152 #endif
153
154 #ifdef _GNU_SOURCE
155 int ptsname_r(int, char *, size_t);
156 char *ecvt(double, int, int *, int *);
157 char *fcvt(double, int, int *, int *);
158 char *gcvt(double, int, char *);
159 char *secure_getenv(const char *);
160 struct __locale_struct;
161 float strtof_l(const char *__restrict, char **__restrict, struct __locale_struct *);
162 double strtod_l(const char *__restrict, char **__restrict, struct __locale_struct *);
163 long double strtold_l(const char *__restrict, char **__restrict, struct __locale_struct *);
164 #endif
165
166 #if defined(_LARGEFILE64_SOURCE) || defined(_GNU_SOURCE)
167 #define mkstemp64 mkstemp
168 #define mkostemp64 mkostemp
169 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
170 #define mkstemps64 mkstemps
171 #define mkostemps64 mkostemps
172 #endif
173 #endif
174
175 #ifdef __cplusplus
176 }
177 #endif
178
179 #endif
180