mirror of
https://sourceware.org/git/glibc.git
synced 2025-07-28 00:21:52 +03:00
Ulrich Drepper
192
string/string.h
192
string/string.h
@ -34,66 +34,67 @@ __BEGIN_DECLS
|
||||
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/* Copy N bytes of SRC to DEST. */
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extern __ptr_t memcpy __P ((__ptr_t __restrict __dest,
|
||||
__const __ptr_t __restrict __src, size_t __n));
|
||||
extern void *memcpy (void *__restrict __dest,
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||||
__const void *__restrict __src, size_t __n) __THROW;
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||||
/* Copy N bytes of SRC to DEST, guaranteeing
|
||||
correct behavior for overlapping strings. */
|
||||
extern __ptr_t memmove __P ((__ptr_t __dest, __const __ptr_t __src,
|
||||
size_t __n));
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||||
extern void *memmove (void *__dest, __const void *__src, size_t __n)
|
||||
__THROW;
|
||||
|
||||
/* Copy no more than N bytes of SRC to DEST, stopping when C is found.
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Return the position in DEST one byte past where C was copied,
|
||||
or NULL if C was not found in the first N bytes of SRC. */
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||||
#if defined __USE_SVID || defined __USE_BSD || defined __USE_XOPEN
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extern __ptr_t memccpy __P ((__ptr_t __dest, __const __ptr_t __src,
|
||||
int __c, size_t __n));
|
||||
extern void *memccpy (void *__dest, __const void *__src, int __c, size_t __n)
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__THROW;
|
||||
#endif /* SVID. */
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||||
|
||||
|
||||
/* Set N bytes of S to C. */
|
||||
extern __ptr_t memset __P ((__ptr_t __s, int __c, size_t __n));
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||||
extern void *memset (void *__s, int __c, size_t __n) __THROW;
|
||||
|
||||
/* Compare N bytes of S1 and S2. */
|
||||
extern int memcmp __P ((__const __ptr_t __s1, __const __ptr_t __s2,
|
||||
size_t __n));
|
||||
extern int memcmp (__const void *__s1, __const void *__s2, size_t __n)
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||||
__THROW;
|
||||
|
||||
/* Search N bytes of S for C. */
|
||||
extern __ptr_t memchr __P ((__const __ptr_t __s, int __c, size_t __n));
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||||
extern void *memchr (__const void *__s, int __c, size_t __n) __THROW;
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||||
|
||||
#ifdef __USE_GNU
|
||||
/* Search in S for C. This is similar to `memchr' but there is no
|
||||
length limit. */
|
||||
extern __ptr_t rawmemchr __P ((__const __ptr_t __s, int __c));
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||||
extern void *rawmemchr (__const void *__s, int __c) __THROW;
|
||||
|
||||
/* Search N bytes of S for the final occurrence of C. */
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||||
extern __ptr_t memrchr __P ((__const __ptr_t __s, int __c, size_t __n));
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||||
extern void *memrchr (__const void *__s, int __c, size_t __n) __THROW;
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||||
#endif
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||||
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||||
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||||
/* Copy SRC to DEST. */
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||||
extern char *strcpy __P ((char *__restrict __dest,
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||||
__const char *__restrict __src));
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||||
extern char *strcpy (char *__restrict __dest, __const char *__restrict __src)
|
||||
__THROW;
|
||||
/* Copy no more than N characters of SRC to DEST. */
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||||
extern char *strncpy __P ((char *__restrict __dest,
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||||
__const char *__restrict __src, size_t __n));
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||||
extern char *strncpy (char *__restrict __dest,
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||||
__const char *__restrict __src, size_t __n) __THROW;
|
||||
|
||||
/* Append SRC onto DEST. */
|
||||
extern char *strcat __P ((char *__restrict __dest,
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||||
__const char *__restrict __src));
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||||
extern char *strcat (char *__restrict __dest, __const char *__restrict __src)
|
||||
__THROW;
|
||||
/* Append no more than N characters from SRC onto DEST. */
|
||||
extern char *strncat __P ((char *__restrict __dest,
|
||||
__const char *__restrict __src, size_t __n));
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||||
extern char *strncat (char *__restrict __dest, __const char *__restrict __src,
|
||||
size_t __n) __THROW;
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||||
|
||||
/* Compare S1 and S2. */
|
||||
extern int strcmp __P ((__const char *__s1, __const char *__s2));
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||||
extern int strcmp (__const char *__s1, __const char *__s2) __THROW;
|
||||
/* Compare N characters of S1 and S2. */
|
||||
extern int strncmp __P ((__const char *__s1, __const char *__s2, size_t __n));
|
||||
extern int strncmp (__const char *__s1, __const char *__s2, size_t __n)
|
||||
__THROW;
|
||||
|
||||
/* Compare the collated forms of S1 and S2. */
|
||||
extern int strcoll __P ((__const char *__s1, __const char *__s2));
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||||
extern int strcoll (__const char *__s1, __const char *__s2) __THROW;
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||||
/* Put a transformation of SRC into no more than N bytes of DEST. */
|
||||
extern size_t strxfrm __P ((char *__restrict __dest,
|
||||
__const char *__restrict __src, size_t __n));
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||||
extern size_t strxfrm (char *__restrict __dest,
|
||||
__const char *__restrict __src, size_t __n) __THROW;
|
||||
|
||||
#ifdef __USE_GNU
|
||||
/* The following functions are equivalent to the both above but they
|
||||
@ -102,24 +103,24 @@ extern size_t strxfrm __P ((char *__restrict __dest,
|
||||
# include <xlocale.h>
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||||
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||||
/* Compare the collated forms of S1 and S2 using rules from L. */
|
||||
extern int __strcoll_l __P ((__const char *__s1, __const char *__s2,
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||||
__locale_t __l));
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||||
extern int __strcoll_l (__const char *__s1, __const char *__s2, __locale_t __l)
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||||
__THROW;
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||||
/* Put a transformation of SRC into no more than N bytes of DEST. */
|
||||
extern size_t __strxfrm_l __P ((char *__dest, __const char *__src, size_t __n,
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||||
__locale_t __l));
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||||
extern size_t __strxfrm_l (char *__dest, __const char *__src, size_t __n,
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||||
__locale_t __l) __THROW;
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||||
#endif
|
||||
|
||||
#if defined __USE_SVID || defined __USE_BSD || defined __USE_XOPEN_EXTENDED
|
||||
/* Duplicate S, returning an identical malloc'd string. */
|
||||
extern char *__strdup __P ((__const char *__s));
|
||||
extern char *strdup __P ((__const char *__s));
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||||
extern char *__strdup (__const char *__s) __THROW;
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||||
extern char *strdup (__const char *__s) __THROW;
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||||
#endif
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||||
|
||||
/* Return a malloc'd copy of at most N bytes of STRING. The
|
||||
resultant string is terminated even if no null terminator
|
||||
appears before STRING[N]. */
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||||
#if defined __USE_GNU
|
||||
extern char *strndup __P ((__const char *__string, size_t __n));
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||||
extern char *strndup (__const char *__string, size_t __n) __THROW;
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#endif
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||||
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||||
#if defined __USE_GNU && defined __GNUC__
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||||
@ -146,178 +147,177 @@ extern char *strndup __P ((__const char *__string, size_t __n));
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||||
#endif
|
||||
|
||||
/* Find the first occurrence of C in S. */
|
||||
extern char *strchr __P ((__const char *__s, int __c));
|
||||
extern char *strchr (__const char *__s, int __c) __THROW;
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||||
/* Find the last occurrence of C in S. */
|
||||
extern char *strrchr __P ((__const char *__s, int __c));
|
||||
extern char *strrchr (__const char *__s, int __c) __THROW;
|
||||
|
||||
#ifdef __USE_GNU
|
||||
/* This funciton is similar to `strchr'. But it returns a pointer to
|
||||
the closing NUL byte in case C is not found in S. */
|
||||
extern char *strchrnul __P ((__const char *__s, int __c));
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||||
extern char *strchrnul (__const char *__s, int __c) __THROW;
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||||
#endif
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||||
|
||||
/* Return the length of the initial segment of S which
|
||||
consists entirely of characters not in REJECT. */
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||||
extern size_t strcspn __P ((__const char *__s, __const char *__reject));
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||||
extern size_t strcspn (__const char *__s, __const char *__reject) __THROW;
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||||
/* Return the length of the initial segment of S which
|
||||
consists entirely of characters in ACCEPT. */
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||||
extern size_t strspn __P ((__const char *__s, __const char *__accept));
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||||
extern size_t strspn (__const char *__s, __const char *__accept) __THROW;
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||||
/* Find the first occurrence in S of any character in ACCEPT. */
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||||
extern char *strpbrk __P ((__const char *__s, __const char *__accept));
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||||
extern char *strpbrk (__const char *__s, __const char *__accept) __THROW;
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||||
/* Find the first occurrence of NEEDLE in HAYSTACK. */
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||||
extern char *strstr __P ((__const char *__haystack, __const char *__needle));
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||||
extern char *strstr (__const char *__haystack, __const char *__needle) __THROW;
|
||||
|
||||
#ifdef __USE_GNU
|
||||
/* Similar to `strstr' but this function ignores the case of both strings. */
|
||||
extern char *__strcasestr __P ((__const char *__haystack,
|
||||
__const char *__needle));
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||||
extern char *strcasestr __P ((__const char *__haystack,
|
||||
__const char *__needle));
|
||||
extern char *__strcasestr (__const char *__haystack, __const char *__needle)
|
||||
__THROW;
|
||||
extern char *strcasestr (__const char *__haystack, __const char *__needle)
|
||||
__THROW;
|
||||
#endif
|
||||
|
||||
/* Divide S into tokens separated by characters in DELIM. */
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||||
extern char *strtok __P ((char *__restrict __s,
|
||||
__const char *__restrict __delim));
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||||
extern char *strtok (char *__restrict __s, __const char *__restrict __delim)
|
||||
__THROW;
|
||||
|
||||
/* Divide S into tokens separated by characters in DELIM. Information
|
||||
passed between calls are stored in SAVE_PTR. */
|
||||
extern char *__strtok_r __P ((char *__restrict __s,
|
||||
__const char *__restrict __delim,
|
||||
char **__restrict __save_ptr));
|
||||
extern char *__strtok_r (char *__restrict __s,
|
||||
__const char *__restrict __delim,
|
||||
char **__restrict __save_ptr) __THROW;
|
||||
#if defined __USE_POSIX || defined __USE_MISC
|
||||
extern char *strtok_r __P ((char *__restrict __s,
|
||||
__const char *__restrict __delim,
|
||||
char **__restrict __save_ptr));
|
||||
extern char *strtok_r (char *__restrict __s, __const char *__restrict __delim,
|
||||
char **__restrict __save_ptr) __THROW;
|
||||
#endif
|
||||
|
||||
#ifdef __USE_GNU
|
||||
/* Find the first occurrence of NEEDLE in HAYSTACK.
|
||||
NEEDLE is NEEDLELEN bytes long;
|
||||
HAYSTACK is HAYSTACKLEN bytes long. */
|
||||
extern __ptr_t memmem __P ((__const __ptr_t __haystack, size_t __haystacklen,
|
||||
__const __ptr_t __needle, size_t __needlelen));
|
||||
extern void *memmem (__const void *__haystack, size_t __haystacklen,
|
||||
__const void *__needle, size_t __needlelen) __THROW;
|
||||
|
||||
/* Copy N bytes of SRC to DEST, return pointer to bytes after the
|
||||
last written byte. */
|
||||
extern __ptr_t __mempcpy __P ((__ptr_t __restrict __dest,
|
||||
__const __ptr_t __restrict __src, size_t __n));
|
||||
extern __ptr_t mempcpy __P ((__ptr_t __restrict __dest,
|
||||
__const __ptr_t __restrict __src, size_t __n));
|
||||
extern void *__mempcpy (void *__restrict __dest,
|
||||
__const void *__restrict __src, size_t __n) __THROW;
|
||||
extern void *mempcpy (void *__restrict __dest,
|
||||
__const void *__restrict __src, size_t __n) __THROW;
|
||||
#endif
|
||||
|
||||
|
||||
/* Return the length of S. */
|
||||
extern size_t strlen __P ((__const char *__s));
|
||||
extern size_t strlen (__const char *__s) __THROW;
|
||||
|
||||
#ifdef __USE_GNU
|
||||
/* Find the length of STRING, but scan at most MAXLEN characters.
|
||||
If no '\0' terminator is found in that many characters, return MAXLEN. */
|
||||
extern size_t strnlen __P ((__const char *__string, size_t __maxlen));
|
||||
extern size_t strnlen (__const char *__string, size_t __maxlen) __THROW;
|
||||
#endif
|
||||
|
||||
|
||||
/* Return a string describing the meaning of the `errno' code in ERRNUM. */
|
||||
extern char *strerror __P ((int __errnum));
|
||||
extern char *strerror (int __errnum) __THROW;
|
||||
#ifdef __USE_MISC
|
||||
/* Reentrant version of `strerror'. If a temporary buffer is required, at
|
||||
most BUFLEN bytes of BUF will be used. */
|
||||
extern char *__strerror_r __P ((int __errnum, char *__buf, size_t __buflen));
|
||||
extern char *strerror_r __P ((int __errnum, char *__buf, size_t __buflen));
|
||||
extern char *__strerror_r (int __errnum, char *__buf, size_t __buflen) __THROW;
|
||||
extern char *strerror_r (int __errnum, char *__buf, size_t __buflen) __THROW;
|
||||
#endif
|
||||
|
||||
/* We define this function always since `bzero' is sometimes needed when
|
||||
the namespace rules does not allow this. */
|
||||
extern void __bzero __P ((__ptr_t __s, size_t __n));
|
||||
extern void __bzero (void *__s, size_t __n) __THROW;
|
||||
|
||||
#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
|
||||
/* Copy N bytes of SRC to DEST (like memmove, but args reversed). */
|
||||
extern void bcopy __P ((__const __ptr_t __src, __ptr_t __dest, size_t __n));
|
||||
extern void bcopy (__const void *__src, void *__dest, size_t __n) __THROW;
|
||||
|
||||
/* Set N bytes of S to 0. */
|
||||
extern void bzero __P ((__ptr_t __s, size_t __n));
|
||||
extern void bzero (void *__s, size_t __n) __THROW;
|
||||
|
||||
/* Compare N bytes of S1 and S2 (same as memcmp). */
|
||||
extern int bcmp __P ((__const __ptr_t __s1, __const __ptr_t __s2, size_t __n));
|
||||
extern int bcmp (__const void *__s1, __const void *__s2, size_t __n) __THROW;
|
||||
|
||||
/* Find the first occurrence of C in S (same as strchr). */
|
||||
extern char *index __P ((__const char *__s, int __c));
|
||||
extern char *index (__const char *__s, int __c) __THROW;
|
||||
|
||||
/* Find the last occurrence of C in S (same as strrchr). */
|
||||
extern char *rindex __P ((__const char *__s, int __c));
|
||||
extern char *rindex (__const char *__s, int __c) __THROW;
|
||||
|
||||
/* Return the position of the first bit set in I, or 0 if none are set.
|
||||
The least-significant bit is position 1, the most-significant 32. */
|
||||
extern int __ffs __P ((int __i)) __attribute__ ((const));
|
||||
extern int ffs __P ((int __i)) __attribute__ ((const));
|
||||
extern int __ffs (int __i) __THROW __attribute__ ((const));
|
||||
extern int ffs (int __i) __THROW __attribute__ ((const));
|
||||
|
||||
/* The following two functions are non-standard but necessary for non-32 bit
|
||||
platforms. */
|
||||
# ifdef __USE_GNU
|
||||
extern int ffsl __P ((long int __l)) __attribute__ ((const));
|
||||
extern int ffsl (long int __l) __THROW __attribute__ ((const));
|
||||
# ifdef __GNUC__
|
||||
__extension__ extern int ffsll __P ((long long int __ll))
|
||||
__attribute__ ((const));
|
||||
__extension__ extern int ffsll (long long int __ll)
|
||||
__THROW __attribute__ ((const));
|
||||
# endif
|
||||
# endif
|
||||
|
||||
/* Compare S1 and S2, ignoring case. */
|
||||
extern int __strcasecmp __P ((__const char *__s1, __const char *__s2));
|
||||
extern int strcasecmp __P ((__const char *__s1, __const char *__s2));
|
||||
extern int __strcasecmp (__const char *__s1, __const char *__s2) __THROW;
|
||||
extern int strcasecmp (__const char *__s1, __const char *__s2) __THROW;
|
||||
|
||||
/* Compare no more than N chars of S1 and S2, ignoring case. */
|
||||
extern int strncasecmp __P ((__const char *__s1, __const char *__s2,
|
||||
size_t __n));
|
||||
extern int strncasecmp (__const char *__s1, __const char *__s2, size_t __n)
|
||||
__THROW;
|
||||
#endif /* Use BSD or X/Open Unix. */
|
||||
|
||||
#ifdef __USE_GNU
|
||||
/* Again versions of a few functions which use the given locale instead
|
||||
of the global one. */
|
||||
extern int __strcasecmp_l __P ((__const char *__s1, __const char *__s2,
|
||||
__locale_t __loc));
|
||||
extern int __strcasecmp_l (__const char *__s1, __const char *__s2,
|
||||
__locale_t __loc) __THROW;
|
||||
|
||||
extern int __strncasecmp_l __P ((__const char *__s1, __const char *__s2,
|
||||
size_t __n, __locale_t __loc));
|
||||
extern int __strncasecmp_l (__const char *__s1, __const char *__s2,
|
||||
size_t __n, __locale_t __loc) __THROW;
|
||||
#endif
|
||||
|
||||
#ifdef __USE_BSD
|
||||
/* Return the next DELIM-delimited token from *STRINGP,
|
||||
terminating it with a '\0', and update *STRINGP to point past it. */
|
||||
extern char *strsep __P ((char **__restrict __stringp,
|
||||
__const char *__restrict __delim));
|
||||
extern char *strsep (char **__restrict __stringp,
|
||||
__const char *__restrict __delim) __THROW;
|
||||
#endif
|
||||
|
||||
#ifdef __USE_GNU
|
||||
/* Compare S1 and S2 as strings holding name & indices/version numbers. */
|
||||
extern int strverscmp __P ((__const char *__s1, __const char *__s2));
|
||||
extern int strverscmp (__const char *__s1, __const char *__s2) __THROW;
|
||||
|
||||
/* Return a string describing the meaning of the signal number in SIG. */
|
||||
extern char *strsignal __P ((int __sig));
|
||||
extern char *strsignal (int __sig) __THROW;
|
||||
|
||||
/* Copy SRC to DEST, returning the address of the terminating '\0' in DEST. */
|
||||
extern char *__stpcpy __P ((char *__restrict __dest,
|
||||
__const char *__restrict __src));
|
||||
extern char *stpcpy __P ((char *__restrict __dest,
|
||||
__const char *__restrict __src));
|
||||
extern char *__stpcpy (char *__restrict __dest, __const char *__restrict __src)
|
||||
__THROW;
|
||||
extern char *stpcpy (char *__restrict __dest, __const char *__restrict __src)
|
||||
__THROW;
|
||||
|
||||
/* Copy no more than N characters of SRC to DEST, returning the address of
|
||||
the last character written into DEST. */
|
||||
extern char *__stpncpy __P ((char *__restrict __dest,
|
||||
__const char *__restrict __src, size_t __n));
|
||||
extern char *stpncpy __P ((char *__restrict __dest,
|
||||
__const char *__restrict __src, size_t __n));
|
||||
extern char *__stpncpy (char *__restrict __dest,
|
||||
__const char *__restrict __src, size_t __n) __THROW;
|
||||
extern char *stpncpy (char *__restrict __dest,
|
||||
__const char *__restrict __src, size_t __n) __THROW;
|
||||
|
||||
/* Sautee STRING briskly. */
|
||||
extern char *strfry __P ((char *__string));
|
||||
extern char *strfry (char *__string) __THROW;
|
||||
|
||||
/* Frobnicate N bytes of S. */
|
||||
extern __ptr_t memfrob __P ((__ptr_t __s, size_t __n));
|
||||
extern void *memfrob (void *__s, size_t __n) __THROW;
|
||||
|
||||
# ifndef basename
|
||||
/* Return the file name within directory of FILENAME. We don't
|
||||
declare the function if the `basename' macro is available (defined
|
||||
in <libgen.h>) which makes the XPG version of this function
|
||||
available. */
|
||||
extern char *basename __P ((__const char *__filename));
|
||||
extern char *basename (__const char *__filename) __THROW;
|
||||
# endif
|
||||
#endif
|
||||
|
||||
|
||||
Reference in New Issue
Block a user