The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/compat/svr4/svr4_exec.h

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    1 /*-
    2  * Copyright (c) 1998 Mark Newton
    3  * Copyright (c) 1994 Christos Zoulas
    4  * All rights reserved.
    5  *
    6  * Redistribution and use in source and binary forms, with or without
    7  * modification, are permitted provided that the following conditions
    8  * are met:
    9  * 1. Redistributions of source code must retain the above copyright
   10  *    notice, this list of conditions and the following disclaimer.
   11  * 2. Redistributions in binary form must reproduce the above copyright
   12  *    notice, this list of conditions and the following disclaimer in the
   13  *    documentation and/or other materials provided with the distribution.
   14  * 3. The name of the author may not be used to endorse or promote products
   15  *    derived from this software without specific prior written permission
   16  *
   17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   27  * 
   28  * $FreeBSD$
   29  */
   30 
   31 #ifndef _SVR4_EXEC_H_
   32 #define _SVR4_EXEC_H_
   33 
   34 #ifdef SVR4_COMPAT_SOLARIS2
   35 # define SVR4_AUX_ARGSIZ (sizeof(AuxInfo) * 12 / sizeof(char *))
   36 #else
   37 # define SVR4_AUX_ARGSIZ (sizeof(AuxInfo) * 8 / sizeof(char *))
   38 #endif
   39 
   40 #if 0
   41 /* Don't think we need all this NetBSD stuff */
   42 /*
   43  * The following is horrible; there must be a better way. I need to
   44  * play with brk(2) a bit more.
   45  */
   46 #ifdef __i386__
   47 /*
   48  * I cannot load the interpreter after the data segment because brk(2)
   49  * breaks. I have to load it somewhere before. Programs start at
   50  * 0x08000000 so I load the interpreter far before.
   51  */
   52 #define SVR4_INTERP_ADDR        0x01000000
   53 #endif
   54 
   55 #ifdef sparc
   56 /*
   57  * Here programs load at 0x00010000, so I load the interpreter far after
   58  * the end of the data segment.
   59  */
   60 #define SVR4_INTERP_ADDR        0x10000000
   61 #endif
   62 
   63 #ifndef SVR4_INTERP_ADDR
   64 # define SVR4_INTERP_ADDR       0
   65 #endif
   66 #endif
   67 
   68 /*void svr4_setregs(struct thread *, struct exec_package *, u_long);*/
   69 
   70 #endif /* !_SVR4_EXEC_H_ */

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