| 1 | /* | 
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| 2 | * msvcrt.dll misc functions | 
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| 3 | * | 
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| 4 | * Copyright 2000 Jon Griffiths | 
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| 5 | * | 
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| 6 | * This library is free software; you can redistribute it and/or | 
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| 7 | * modify it under the terms of the GNU Lesser General Public | 
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| 8 | * License as published by the Free Software Foundation; either | 
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| 9 | * version 2.1 of the License, or (at your option) any later version. | 
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| 10 | * | 
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| 11 | * This library is distributed in the hope that it will be useful, | 
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| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | 
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU | 
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| 14 | * Lesser General Public License for more details. | 
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| 15 | * | 
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| 16 | * You should have received a copy of the GNU Lesser General Public | 
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| 17 | * License along with this library; if not, write to the Free Software | 
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| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA | 
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| 19 | */ | 
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| 20 |  | 
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| 21 | #include "msvcrt.h" | 
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| 22 | #include <stdlib.h> | 
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| 23 |  | 
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| 24 | #include "msvcrt/stdlib.h" | 
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| 25 |  | 
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| 26 |  | 
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| 27 | #include "wine/debug.h" | 
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| 28 |  | 
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| 29 | WINE_DEFAULT_DEBUG_CHANNEL(msvcrt); | 
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| 30 |  | 
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| 31 |  | 
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| 32 | /********************************************************************* | 
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| 33 | *              _beep (MSVCRT.@) | 
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| 34 | */ | 
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| 35 | void _beep( unsigned int freq, unsigned int duration) | 
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| 36 | { | 
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| 37 | TRACE(":Freq %d, Duration %d\n",freq,duration); | 
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| 38 | Beep(freq, duration); | 
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| 39 | } | 
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| 40 |  | 
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| 41 | /********************************************************************* | 
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| 42 | *              rand (MSVCRT.@) | 
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| 43 | */ | 
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| 44 | int MSVCRT_rand() | 
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| 45 | { | 
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| 46 | return (rand() & 0x7fff); | 
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| 47 | } | 
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| 48 |  | 
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| 49 | /********************************************************************* | 
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| 50 | *              _sleep (MSVCRT.@) | 
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| 51 | */ | 
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| 52 | void _sleep(unsigned long timeout) | 
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| 53 | { | 
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| 54 | TRACE("_sleep for %ld milliseconds\n",timeout); | 
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| 55 | Sleep((timeout)?timeout:1); | 
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| 56 | } | 
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| 57 |  | 
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| 58 | /********************************************************************* | 
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| 59 | *              _lfind (MSVCRT.@) | 
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| 60 | */ | 
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| 61 | void* _lfind(const void* match, const void* start, | 
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| 62 | unsigned int* array_size, unsigned int elem_size, | 
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| 63 | MSVCRT_compar_fn_t cf) | 
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| 64 | { | 
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| 65 | unsigned int size = *array_size; | 
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| 66 | if (size) | 
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| 67 | do | 
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| 68 | { | 
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| 69 | if (cf(match, start) == 0) | 
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| 70 | return (void *)start; /* found */ | 
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| 71 | start = (char*)start + elem_size; | 
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| 72 | } while (--size); | 
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| 73 | return NULL; | 
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| 74 | } | 
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| 75 |  | 
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| 76 | /********************************************************************* | 
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| 77 | *              _lsearch (MSVCRT.@) | 
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| 78 | */ | 
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| 79 | void* _lsearch(const void* match, void* start, | 
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| 80 | unsigned int* array_size, unsigned int elem_size, | 
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| 81 | MSVCRT_compar_fn_t cf) | 
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| 82 | { | 
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| 83 | unsigned int size = *array_size; | 
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| 84 | if (size) | 
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| 85 | do | 
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| 86 | { | 
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| 87 | if (cf(match, start) == 0) | 
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| 88 | return start; /* found */ | 
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| 89 | start = (char*)start + elem_size; | 
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| 90 | } while (--size); | 
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| 91 |  | 
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| 92 | /* not found, add to end */ | 
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| 93 | memcpy(start, match, elem_size); | 
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| 94 | array_size[0]++; | 
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| 95 | return start; | 
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| 96 | } | 
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| 97 |  | 
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| 98 | /********************************************************************* | 
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| 99 | *              _chkesp (MSVCRT.@) | 
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| 100 | */ | 
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| 101 | void _chkesp(void) | 
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| 102 | { | 
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| 103 |  | 
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| 104 | } | 
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| 105 |  | 
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| 106 | #ifdef __WIN32OS2__ | 
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| 107 | #if defined(__GNUC__) && defined(__i386__) | 
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| 108 | #define DO_FPU(x,y) __asm__ __volatile__( x " %0;fwait" : "=m" (y) : ) | 
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| 109 | #define POP_FPU(x) DO_FPU("fstpl",x) | 
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| 110 | #endif | 
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| 111 |  | 
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| 112 | /********************************************************************* | 
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| 113 | *                  _ftol   (NTDLL.@) | 
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| 114 | * | 
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| 115 | * VERSION | 
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| 116 | *      [GNUC && i386] | 
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| 117 | */ | 
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| 118 | #if defined(__GNUC__) && defined(__i386__) | 
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| 119 | LONG __cdecl _ftol(void) | 
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| 120 | { | 
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| 121 | /* don't just do DO_FPU("fistp",retval), because the rounding | 
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| 122 | * mode must also be set to "round towards zero"... */ | 
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| 123 | double fl; | 
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| 124 | POP_FPU(fl); | 
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| 125 | return (LONG)fl; | 
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| 126 | } | 
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| 127 | #endif /* defined(__GNUC__) && defined(__i386__) */ | 
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| 128 | #endif | 
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