xref: /third_party/musl/include/string.h (revision 570af302)
1#ifndef	_STRING_H
2#define	_STRING_H
3
4#ifdef __cplusplus
5extern "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#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
20 || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
21 || defined(_BSD_SOURCE)
22#define __NEED_locale_t
23#endif
24
25#include <bits/alltypes.h>
26
27void *memcpy (void *__restrict, const void *__restrict, size_t);
28void *memmove (void *, const void *, size_t);
29void *memset (void *, int, size_t);
30int memcmp (const void *, const void *, size_t);
31void *memchr (const void *, int, size_t);
32
33char *strcpy (char *__restrict, const char *__restrict);
34char *strncpy (char *__restrict, const char *__restrict, size_t);
35
36char *strcat (char *__restrict, const char *__restrict);
37char *strncat (char *__restrict, const char *__restrict, size_t);
38
39int strcmp (const char *, const char *);
40int strncmp (const char *, const char *, size_t);
41
42int strcoll (const char *, const char *);
43size_t strxfrm (char *__restrict, const char *__restrict, size_t);
44
45char *strchr (const char *, int);
46char *strrchr (const char *, int);
47
48size_t strcspn (const char *, const char *);
49size_t strspn (const char *, const char *);
50char *strpbrk (const char *, const char *);
51char *strstr (const char *, const char *);
52char *strtok (char *__restrict, const char *__restrict);
53
54size_t strlen (const char *);
55
56char *strerror (int);
57
58#if defined(_BSD_SOURCE) || defined(_GNU_SOURCE)
59#include <strings.h>
60#endif
61
62#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
63 || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
64 || defined(_BSD_SOURCE)
65char *strtok_r (char *__restrict, const char *__restrict, char **__restrict);
66int strerror_r (int, char *, size_t);
67char *stpcpy(char *__restrict, const char *__restrict);
68char *stpncpy(char *__restrict, const char *__restrict, size_t);
69size_t strnlen (const char *, size_t);
70char *strdup (const char *);
71char *strndup (const char *, size_t);
72char *strsignal(int);
73char *strerror_l (int, locale_t);
74int strcoll_l (const char *, const char *, locale_t);
75size_t strxfrm_l (char *__restrict, const char *__restrict, size_t, locale_t);
76void *memmem(const void *, size_t, const void *, size_t);
77#endif
78
79#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
80 || defined(_BSD_SOURCE)
81void *memccpy (void *__restrict, const void *__restrict, int, size_t);
82#endif
83
84#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
85char *strsep(char **, const char *);
86size_t strlcat (char *, const char *, size_t);
87size_t strlcpy (char *, const char *, size_t);
88void explicit_bzero (void *, size_t);
89#endif
90
91#ifdef _GNU_SOURCE
92#define	strdupa(x)	strcpy(alloca(strlen(x)+1),x)
93int strverscmp (const char *, const char *);
94char *strchrnul(const char *, int);
95char *strcasestr(const char *, const char *);
96void *memrchr(const void *, int, size_t);
97void *mempcpy(void *, const void *, size_t);
98#ifndef __cplusplus
99char *basename();
100#endif
101#endif
102
103#ifndef __LITEOS__
104#include <fortify/string.h>
105#endif
106#ifdef __cplusplus
107}
108#endif
109
110#endif
111