include/string.h

   1 /* The <string.h> header contains prototypes for the string handling
   2  * functions.
   3  */
   4
   5 #ifndef _STRING_H
   6 #define _STRING_H
   7
   8 #define NULL    ((void *)0)
   9
  10 #ifndef _SIZE_T
  11 #define _SIZE_T
  12 typedef unsigned int size_t;    /* type returned by sizeof */
  13 #endif /*_SIZE_T */
  14
  15 /* Function Prototypes. */
  16 #ifndef _ANSI_H
  17 #include <ansi.h>
  18 #endif
  19
  20 _PROTOTYPE( void *memchr, (const void *_s, int _c, size_t _n)           );
  21 _PROTOTYPE( int memcmp, (const void *_s1, const void *_s2, size_t _n)   );
  22 _PROTOTYPE( void *memcpy, (void *_s1, const void *_s2, size_t _n)       );
  23 _PROTOTYPE( void *memmove, (void *_s1, const void *_s2, size_t _n)      );
  24 _PROTOTYPE( void *memset, (void *_s, int _c, size_t _n)                 );
  25 _PROTOTYPE( char *strcat, (char *_s1, const char *_s2)                  );
  26 _PROTOTYPE( char *strchr, (const char *_s, int _c)                      );
  27 _PROTOTYPE( int strncmp, (const char *_s1, const char *_s2, size_t _n)  );
  28 _PROTOTYPE( int strcmp, (const char *_s1, const char *_s2)              );
  29 _PROTOTYPE( int strcoll, (const char *_s1, const char *_s2)             );
  30 _PROTOTYPE( char *strcpy, (char *_s1, const char *_s2)                  );
  31 _PROTOTYPE( size_t strcspn, (const char *_s1, const char *_s2)          );
  32 _PROTOTYPE( char *strerror, (int _errnum)                               );
  33 _PROTOTYPE( size_t strlen, (const char *_s)                             );
  34 _PROTOTYPE( char *strncat, (char *_s1, const char *_s2, size_t _n)      );
  35 _PROTOTYPE( char *strncpy, (char *_s1, const char *_s2, size_t _n)      );
  36 _PROTOTYPE( char *strpbrk, (const char *_s1, const char *_s2)           );
  37 _PROTOTYPE( char *strrchr, (const char *_s, int _c)                     );
  38 _PROTOTYPE( size_t strspn, (const char *_s1, const char *_s2)           );
  39 _PROTOTYPE( char *strstr, (const char *_s1, const char *_s2)            );
  40 _PROTOTYPE( char *strtok, (char *_s1, const char *_s2)                  );
  41 _PROTOTYPE( size_t strxfrm, (char *_s1, const char *_s2, size_t _n)     );
  42
  43 #ifdef _POSIX_SOURCE
  44 /* Open Group Base Specifications Issue 6 (not complete) */
  45  char *strdup(const char *_s1);
  46 #endif
  47
  48 #ifdef _MINIX
  49 /* For backward compatibility. */
  50 _PROTOTYPE( char *index, (const char *_s, int _charwanted)              );
  51 _PROTOTYPE( char *rindex, (const char *_s, int _charwanted)             );
  52 _PROTOTYPE( void bcopy, (const void *_src, void *_dst, size_t _length)  );
  53 _PROTOTYPE( int bcmp, (const void *_s1, const void *_s2, size_t _length));
  54 _PROTOTYPE( void bzero, (void *_dst, size_t _length)                    );
  55 _PROTOTYPE( void *memccpy, (char *_dst, const char *_src, int _ucharstop,
  56                                                     size_t _size)       );
  57
  58 /* Misc. extra functions */
  59 _PROTOTYPE( int strcasecmp, (const char *_s1, const char *_s2)          );
  60 _PROTOTYPE( int strncasecmp, (const char *_s1, const char *_s2,
  61                                                         size_t _len)    );
  62 _PROTOTYPE( size_t strnlen, (const char *_s, size_t _n)                 );
  63 _PROTOTYPE( size_t strlcat, (char *_dst, const char *_src, size_t _siz) );
  64 _PROTOTYPE( size_t strlcpy, (char *_dst, const char *_src, size_t _siz) );
  65 #endif
  66
  67 #endif /* _STRING_H */