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