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| Rev | Author | Line No. | Line |
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| 553 | serge | 1 | /**************************************************************************** |
| 2 | * |
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| 3 | * Open Watcom Project |
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| 4 | * |
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| 5 | * Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved. |
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| 6 | * |
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| 7 | * ======================================================================== |
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| 8 | * |
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| 9 | * This file contains Original Code and/or Modifications of Original |
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| 10 | * Code as defined in and that are subject to the Sybase Open Watcom |
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| 11 | * Public License version 1.0 (the 'License'). You may not use this file |
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| 12 | * except in compliance with the License. BY USING THIS FILE YOU AGREE TO |
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| 13 | * ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is |
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| 14 | * provided with the Original Code and Modifications, and is also |
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| 15 | * available at www.sybase.com/developer/opensource. |
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| 16 | * |
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| 17 | * The Original Code and all software distributed under the License are |
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| 18 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
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| 19 | * EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM |
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| 20 | * ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF |
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| 21 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR |
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| 22 | * NON-INFRINGEMENT. Please see the License for the specific language |
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| 23 | * governing rights and limitations under the License. |
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| 24 | * |
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| 25 | * ======================================================================== |
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| 26 | * |
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| 27 | * Description: WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE |
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| 28 | * DESCRIBE IT HERE! |
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| 29 | * |
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| 30 | ****************************************************************************/ |
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| 31 | |||
| 32 | |||
| 33 | #include "variety.h" |
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| 34 | #include |
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| 35 | #include |
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| 36 | #include |
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| 37 | #include |
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| 704 | serge | 38 | #include "kolibri.h" |
| 553 | serge | 39 | |
| 704 | serge | 40 | void* user_alloc(unsigned size); |
| 553 | serge | 41 | |
| 42 | extern unsigned _curbrk; |
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| 43 | extern unsigned _STACKTOP; |
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| 44 | |||
| 45 | _WCRTLINK void _WCNEAR *sbrk( int increment ) |
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| 46 | { |
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| 47 | if( increment > 0 ) |
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| 48 | { |
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| 49 | void* p; |
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| 50 | |||
| 51 | increment = ( increment + 0x0fff ) & ~0x0fff; |
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| 52 | //p = LocalAlloc( LMEM_FIXED, increment ); |
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| 53 | //p = VirtualAlloc(NULL, increment, MEM_COMMIT,PAGE_EXECUTE_READWRITE); |
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| 704 | serge | 54 | p = user_alloc(increment); |
| 553 | serge | 55 | if( p != NULL ) return( p ); |
| 56 | errno = ENOMEM; |
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| 57 | } |
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| 58 | else |
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| 59 | { |
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| 60 | errno = EINVAL; |
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| 61 | } |
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| 62 | return( (void *) -1 ); |
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| 63 | } |