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2000-05-17  Andreas Jaeger  <aj@suse.de>

	* string/envz.h: Add pure attributes if possible.

	* string/argz.h: argz_count is a pure function.

	* string/strings.h: Add pure and const attributes if possible.
This commit is contained in:
Andreas Jaeger
2000-05-17 12:19:16 +00:00
parent e25054c49c
commit e656498ea9
5 changed files with 30 additions and 24 deletions
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16
string/strings.h
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@ -1,4 +1,4 @@
/* Copyright (C) 1991, 1992, 1996, 1997, 1999 Free Software Foundation, Inc.
/* Copyright (C) 1991,92,96,97,99,2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -30,7 +30,8 @@
__BEGIN_DECLS
/* Compare N bytes of S1 and S2 (same as memcmp). */
extern int bcmp (__const void *__s1, __const void *__s2, size_t __n) __THROW;
extern int bcmp (__const void *__s1, __const void *__s2, size_t __n)
__THROW __attribute_pure__;
/* Copy N bytes of SRC to DEST (like memmove, but args reversed). */
extern void bcopy (__const void *__src, void *__dest, size_t __n) __THROW;
@ -40,20 +41,21 @@ extern void bzero (void *__s, size_t __n) __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 (int __i) __THROW;
extern int ffs (int __i) __THROW __attribute__ ((const));
/* Find the first occurrence of C in S (same as strchr). */
extern char *index (__const char *__s, int __c) __THROW;
extern char *index (__const char *__s, int __c) __THROW __attribute_pure__;
/* Find the last occurrence of C in S (same as strrchr). */
extern char *rindex (__const char *__s, int __c) __THROW;
extern char *rindex (__const char *__s, int __c) __THROW __attribute_pure__;
/* Compare S1 and S2, ignoring case. */
extern int strcasecmp (__const char *__s1, __const char *__s2) __THROW;
extern int strcasecmp (__const char *__s1, __const char *__s2)
__THROW __attribute_pure__;
/* Compare no more than N chars of S1 and S2, ignoring case. */
extern int strncasecmp (__const char *__s1, __const char *__s2, size_t __n)
__THROW;
__THROW __attribute_pure__;
__END_DECLS