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      1 /*
      2  * $XdotOrg: xc/include/Xfuncs.h,v 1.2 2004/04/23 18:43:05 eich Exp $
      3  * $Xorg: Xfuncs.h,v 1.4 2001/02/09 02:03:22 xorgcvs Exp $
      4  *
      5  *
      6 Copyright 1990, 1998  The Open Group
      7 
      8 Permission to use, copy, modify, distribute, and sell this software and its
      9 documentation for any purpose is hereby granted without fee, provided that
     10 the above copyright notice appear in all copies and that both that
     11 copyright notice and this permission notice appear in supporting
     12 documentation.
     13 
     14 The above copyright notice and this permission notice shall be included in
     15 all copies or substantial portions of the Software.
     16 
     17 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     18 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     19 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
     20 OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
     21 AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
     22 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
     23 
     24 Except as contained in this notice, the name of The Open Group shall not be
     25 used in advertising or otherwise to promote the sale, use or other dealings
     26 in this Software without prior written authorization from The Open Group.
     27  *
     28  */
     29 /* $XFree86: xc/include/Xfuncs.h,v 3.10 2002/05/31 18:45:38 dawes Exp $ */
     30 
     31 #ifndef _XFUNCS_H_
     32 #define _XFUNCS_H_
     33 
     34 #include <X11/Xosdefs.h>
     35 
     36 /* the old Xfuncs.h, for pre-R6 */
     37 #if !(defined(XFree86LOADER) && defined(IN_MODULE))
     38 
     39 #ifdef X_USEBFUNCS
     40 void bcopy();
     41 void bzero();
     42 int bcmp();
     43 #else
     44 #if defined(SYSV) && !defined(__SCO__) && !defined(sun) && !defined(__UNIXWARE__)
     45 #include <memory.h>
     46 void bcopy();
     47 #define bzero(b,len) memset(b, 0, len)
     48 #define bcmp(b1,b2,len) memcmp(b1, b2, len)
     49 #else
     50 #include <string.h>
     51 #if defined(__SCO__) || defined(sun) || defined(__UNIXWARE__)
     52 #include <strings.h>
     53 #endif
     54 #define _XFUNCS_H_INCLUDED_STRING_H
     55 #if defined(sun)
     56 #define bcopy(b1,b2,len) memmove(b2, b1, (size_t)(len))
     57 #define bzero(b,len) memset(b, 0, (size_t)(len))
     58 #define bcmp(b1,b2,len) memcmp(b1, b2, (size_t)(len))
     59 #endif
     60 #endif
     61 #endif /* X_USEBFUNCS */
     62 
     63 /* the new Xfuncs.h */
     64 
     65 #if !defined(X_NOT_STDC_ENV) && (!defined(sun) || defined(SVR4))
     66 /* the ANSI C way */
     67 #ifndef _XFUNCS_H_INCLUDED_STRING_H
     68 #include <string.h>
     69 #endif
     70 #undef bzero
     71 #define bzero(b,len) memset(b,0,len)
     72 #else /* else X_NOT_STDC_ENV or SunOS 4 */
     73 #if defined(SYSV) || defined(luna) || defined(sun) || defined(__sxg__)
     74 #include <memory.h>
     75 #define memmove(dst,src,len) bcopy((char *)(src),(char *)(dst),(int)(len))
     76 #if defined(SYSV) && defined(_XBCOPYFUNC)
     77 #undef memmove
     78 #define memmove(dst,src,len) _XBCOPYFUNC((char *)(src),(char *)(dst),(int)(len))
     79 #define _XNEEDBCOPYFUNC
     80 #endif
     81 #else /* else vanilla BSD */
     82 #define memmove(dst,src,len) bcopy((char *)(src),(char *)(dst),(int)(len))
     83 #define memcpy(dst,src,len) bcopy((char *)(src),(char *)(dst),(int)(len))
     84 #define memcmp(b1,b2,len) bcmp((char *)(b1),(char *)(b2),(int)(len))
     85 #endif /* SYSV else */
     86 #endif /* ! X_NOT_STDC_ENV else */
     87 
     88 #if defined(X_NOT_STDC_ENV) || (defined(sun) && !defined(SVR4))
     89 #define atexit(f) on_exit(f, 0)
     90 #endif
     91 
     92 #if defined WIN32 && defined __MINGW32__
     93 #define bcopy(b1,b2,len) memmove(b2, b1, (size_t)(len))
     94 #endif
     95 
     96 #endif /* !(defined(XFree86LOADER) && defined(IN_MODULE)) */
     97 
     98 #endif /* _XFUNCS_H_ */
     99