| 1 | /*
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| 2 | * msvcrt.dll errno 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 "msvcrt/errno.h"
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| 23 |
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| 24 | #include <stdio.h>
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| 25 | #include <string.h>
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| 26 |
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| 27 | #include "msvcrt/conio.h"
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| 28 | #include "msvcrt/stdlib.h"
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| 29 | #include "msvcrt/string.h"
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| 30 |
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| 31 |
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| 32 | #include "wine/debug.h"
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| 33 |
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| 34 | WINE_DEFAULT_DEBUG_CHANNEL(msvcrt);
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| 35 |
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| 36 |
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| 37 | /* INTERNAL: Set the crt and dos errno's from the OS error given. */
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| 38 | void MSVCRT__set_errno(int err)
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| 39 | {
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| 40 | int *errno = MSVCRT__errno();
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| 41 | unsigned long *doserrno = __doserrno();
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| 42 |
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| 43 | *doserrno = err;
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| 44 |
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| 45 | switch(err)
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| 46 | {
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| 47 | #define ERR_CASE(oserr) case oserr:
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| 48 | #define ERR_MAPS(oserr,crterr) case oserr:*errno = crterr;break;
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| 49 | ERR_CASE(ERROR_ACCESS_DENIED)
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| 50 | ERR_CASE(ERROR_NETWORK_ACCESS_DENIED)
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| 51 | ERR_CASE(ERROR_CANNOT_MAKE)
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| 52 | ERR_CASE(ERROR_SEEK_ON_DEVICE)
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| 53 | ERR_CASE(ERROR_LOCK_FAILED)
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| 54 | ERR_CASE(ERROR_FAIL_I24)
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| 55 | ERR_CASE(ERROR_CURRENT_DIRECTORY)
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| 56 | ERR_CASE(ERROR_DRIVE_LOCKED)
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| 57 | ERR_CASE(ERROR_NOT_LOCKED)
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| 58 | ERR_CASE(ERROR_INVALID_ACCESS)
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| 59 | ERR_MAPS(ERROR_LOCK_VIOLATION, MSVCRT_EACCES);
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| 60 | ERR_CASE(ERROR_FILE_NOT_FOUND)
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| 61 | ERR_CASE(ERROR_NO_MORE_FILES)
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| 62 | ERR_CASE(ERROR_BAD_PATHNAME)
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| 63 | ERR_CASE(ERROR_BAD_NETPATH)
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| 64 | ERR_CASE(ERROR_INVALID_DRIVE)
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| 65 | ERR_CASE(ERROR_BAD_NET_NAME)
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| 66 | ERR_CASE(ERROR_FILENAME_EXCED_RANGE)
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| 67 | ERR_MAPS(ERROR_PATH_NOT_FOUND, MSVCRT_ENOENT);
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| 68 | ERR_MAPS(ERROR_IO_DEVICE, MSVCRT_EIO);
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| 69 | ERR_MAPS(ERROR_BAD_FORMAT, MSVCRT_ENOEXEC);
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| 70 | ERR_MAPS(ERROR_INVALID_HANDLE, MSVCRT_EBADF);
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| 71 | ERR_CASE(ERROR_OUTOFMEMORY)
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| 72 | ERR_CASE(ERROR_INVALID_BLOCK)
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| 73 | ERR_CASE(ERROR_NOT_ENOUGH_QUOTA);
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| 74 | ERR_MAPS(ERROR_ARENA_TRASHED, MSVCRT_ENOMEM);
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| 75 | ERR_MAPS(ERROR_BUSY, MSVCRT_EBUSY);
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| 76 | ERR_CASE(ERROR_ALREADY_EXISTS)
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| 77 | ERR_MAPS(ERROR_FILE_EXISTS, MSVCRT_EEXIST);
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| 78 | ERR_MAPS(ERROR_BAD_DEVICE, MSVCRT_ENODEV);
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| 79 | ERR_MAPS(ERROR_TOO_MANY_OPEN_FILES, MSVCRT_EMFILE);
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| 80 | ERR_MAPS(ERROR_DISK_FULL, MSVCRT_ENOSPC);
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| 81 | ERR_MAPS(ERROR_BROKEN_PIPE, MSVCRT_EPIPE);
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| 82 | ERR_MAPS(ERROR_POSSIBLE_DEADLOCK, MSVCRT_EDEADLK);
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| 83 | ERR_MAPS(ERROR_DIR_NOT_EMPTY, MSVCRT_ENOTEMPTY);
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| 84 | ERR_MAPS(ERROR_BAD_ENVIRONMENT, MSVCRT_E2BIG);
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| 85 | ERR_CASE(ERROR_WAIT_NO_CHILDREN)
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| 86 | ERR_MAPS(ERROR_CHILD_NOT_COMPLETE, MSVCRT_ECHILD);
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| 87 | ERR_CASE(ERROR_NO_PROC_SLOTS)
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| 88 | ERR_CASE(ERROR_MAX_THRDS_REACHED)
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| 89 | ERR_MAPS(ERROR_NESTING_NOT_ALLOWED, MSVCRT_EAGAIN);
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| 90 | default:
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| 91 | /* Remaining cases map to EINVAL */
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| 92 | /* FIXME: may be missing some errors above */
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| 93 | *errno = MSVCRT_EINVAL;
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| 94 | }
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| 95 | }
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| 96 |
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| 97 | /*********************************************************************
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| 98 | * _errno (MSVCRT.@)
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| 99 | */
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| 100 | int* MSVCRT__errno(void)
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| 101 | {
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| 102 | return &msvcrt_get_thread_data()->errno;
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| 103 | }
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| 104 |
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| 105 | /*********************************************************************
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| 106 | * __doserrno (MSVCRT.@)
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| 107 | */
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| 108 | unsigned long* __doserrno(void)
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| 109 | {
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| 110 | return &msvcrt_get_thread_data()->doserrno;
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| 111 | }
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| 112 |
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| 113 | /*********************************************************************
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| 114 | * strerror (MSVCRT.@)
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| 115 | */
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| 116 | char* MSVCRT_strerror(int err)
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| 117 | {
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| 118 | return strerror(err); /* FIXME */
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| 119 | }
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| 120 |
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| 121 | /**********************************************************************
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| 122 | * _strerror (MSVCRT.@)
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| 123 | */
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| 124 | char* _strerror(const char* err)
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| 125 | {
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| 126 | static char strerrbuff[256]; /* FIXME: Per thread, nprintf */
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| 127 | sprintf(strerrbuff,"%s: %s\n",err,MSVCRT_strerror(msvcrt_get_thread_data()->errno));
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| 128 | return strerrbuff;
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| 129 | }
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| 130 |
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| 131 | /*********************************************************************
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| 132 | * perror (MSVCRT.@)
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| 133 | */
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| 134 | void MSVCRT_perror(const char* str)
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| 135 | {
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| 136 | _cprintf("%s: %s\n",str,MSVCRT_strerror(msvcrt_get_thread_data()->errno));
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| 137 | }
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