libc-top-half/musl/include/string.h

   1 #ifndef _STRING_H
   2 #define _STRING_H
   3
   4 #ifdef __wasilibc_unmodified_upstream /* Use alternate WASI libc headers */
   5 #else
   6 #include <__header_string.h>
   7 #endif
   8 #ifdef __cplusplus
   9 extern "C" {
  10 #endif
  11
  12 #include <features.h>
  13
  14 #ifdef __wasilibc_unmodified_upstream /* Use the compiler's definition of NULL */
  15 #if __cplusplus >= 201103L
  16 #define NULL nullptr
  17 #elif defined(__cplusplus)
  18 #define NULL 0L
  19 #else
  20 #define NULL ((void*)0)
  21 #endif
  22 #else
  23 #define __need_NULL
  24 #include <stddef.h>
  25 #endif
  26
  27 #define __NEED_size_t
  28 #if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
  29  || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
  30  || defined(_BSD_SOURCE)
  31 #define __NEED_locale_t
  32 #endif
  33
  34 #include <bits/alltypes.h>
  35
  36 #ifdef __wasilibc_unmodified_upstream /* Use alternate WASI libc headers */
  37 void *memcpy (void *__restrict, const void *__restrict, size_t);
  38 void *memmove (void *, const void *, size_t);
  39 void *memset (void *, int, size_t);
  40 #endif
  41 int memcmp (const void *, const void *, size_t);
  42 #ifdef __wasilibc_unmodified_upstream /* Use alternate WASI libc headers */
  43 void *memchr (const void *, int, size_t);
  44 #endif
  45
  46 char *strcpy (char *__restrict, const char *__restrict);
  47 char *strncpy (char *__restrict, const char *__restrict, size_t);
  48
  49 char *strcat (char *__restrict, const char *__restrict);
  50 char *strncat (char *__restrict, const char *__restrict, size_t);
  51
  52 #ifdef __wasilibc_unmodified_upstream /* Use alternate WASI libc headers */
  53 int strcmp (const char *, const char *);
  54 #endif
  55 int strncmp (const char *, const char *, size_t);
  56
  57 int strcoll (const char *, const char *);
  58 size_t strxfrm (char *__restrict, const char *__restrict, size_t);
  59
  60 char *strchr (const char *, int);
  61 char *strrchr (const char *, int);
  62
  63 size_t strcspn (const char *, const char *);
  64 size_t strspn (const char *, const char *);
  65 char *strpbrk (const char *, const char *);
  66 char *strstr (const char *, const char *);
  67 char *strtok (char *__restrict, const char *__restrict);
  68
  69 #ifdef __wasilibc_unmodified_upstream /* Use alternate WASI libc headers */
  70 size_t strlen (const char *);
  71 #endif
  72
  73 char *strerror (int);
  74
  75 #if defined(_BSD_SOURCE) || defined(_GNU_SOURCE)
  76 #include <strings.h>
  77 #endif
  78
  79 #if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
  80  || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
  81  || defined(_BSD_SOURCE)
  82 char *strtok_r (char *__restrict, const char *__restrict, char **__restrict);
  83 int strerror_r (int, char *, size_t);
  84 char *stpcpy(char *__restrict, const char *__restrict);
  85 char *stpncpy(char *__restrict, const char *__restrict, size_t);
  86 size_t strnlen (const char *, size_t);
  87 #ifdef __wasilibc_unmodified_upstream /* Use alternate WASI libc headers */
  88 char *strdup (const char *);
  89 #endif
  90 char *strndup (const char *, size_t);
  91 char *strsignal(int);
  92 char *strerror_l (int, locale_t);
  93 int strcoll_l (const char *, const char *, locale_t);
  94 size_t strxfrm_l (char *__restrict, const char *__restrict, size_t, locale_t);
  95 #endif
  96
  97 #if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
  98  || defined(_BSD_SOURCE)
  99 void *memccpy (void *__restrict, const void *__restrict, int, size_t);
 100 #endif
 101
 102 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
 103 char *strsep(char **, const char *);
 104 size_t strlcat (char *, const char *, size_t);
 105 size_t strlcpy (char *, const char *, size_t);
 106 void explicit_bzero (void *, size_t);
 107 #endif
 108
 109 #ifdef _GNU_SOURCE
 110 #define strdupa(x)      strcpy(alloca(strlen(x)+1),x)
 111 int strverscmp (const char *, const char *);
 112 char *strchrnul(const char *, int);
 113 char *strcasestr(const char *, const char *);
 114 void *memmem(const void *, size_t, const void *, size_t);
 115 void *memrchr(const void *, int, size_t);
 116 void *mempcpy(void *, const void *, size_t);
 117 #ifdef __wasilibc_unmodified_upstream /* avoid unprototyped decls; use <libgen.h> */
 118 #ifndef __cplusplus
 119 char *basename();
 120 #endif
 121 #endif
 122 #endif
 123
 124 #ifdef __cplusplus
 125 }
 126 #endif
 127
 128 #endif