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adb50bd4c9
The new GNU Maintainer's Manual allows the use of year ranges in certain situations; take advantage of this simplification.
86 lines
2.6 KiB
C
86 lines
2.6 KiB
C
/* Error handling for Windows
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Copyright (C) 1996-2012 Free Software Foundation, Inc.
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This file is part of GNU Make.
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GNU Make is free software; you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation; either version 3 of the License, or (at your option) any later
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version.
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GNU Make is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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this program. If not, see <http://www.gnu.org/licenses/>. */
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#include <stdlib.h>
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#include <windows.h>
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#include "make.h"
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#include "w32err.h"
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/*
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* Description: the windows32 version of perror()
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*
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* Returns: a pointer to a static error
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*
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* Notes/Dependencies: I got this from
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* comp.os.ms-windows.programmer.win32
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*/
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const char *
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map_windows32_error_to_string (DWORD ercode) {
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/*
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* We used to have an MSVC-specific '__declspec (thread)' qualifier
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* here, with the following comment:
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*
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* __declspec (thread) necessary if you will use multiple threads on MSVC
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*
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* However, Make was never multithreaded on Windows (except when
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* Ctrl-C is hit, in which case the main thread is stopped
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* immediately, so it doesn't matter in this context). The functions
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* on sub_proc.c that started and stopped additional threads were
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* never used, and are now #ifdef'ed away. Until we need more than
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* one thread, we have no problems with the following buffer being
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* static. (If and when we do need it to be in thread-local storage,
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* the corresponding GCC qualifier is '__thread'.)
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*/
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static char szMessageBuffer[128];
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/* Fill message buffer with a default message in
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* case FormatMessage fails
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*/
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wsprintf (szMessageBuffer, "Error %ld\n", ercode);
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/*
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* Special code for winsock error handling.
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*/
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if (ercode > WSABASEERR) {
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#if 0
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HMODULE hModule = GetModuleHandle("wsock32");
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if (hModule != NULL) {
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FormatMessage(FORMAT_MESSAGE_FROM_HMODULE,
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hModule,
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ercode,
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LANG_NEUTRAL,
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szMessageBuffer,
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sizeof(szMessageBuffer),
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NULL);
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FreeLibrary(hModule);
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}
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#else
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fatal(NILF, szMessageBuffer);
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#endif
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} else {
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/*
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* Default system message handling
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*/
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FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM,
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NULL,
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ercode,
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LANG_NEUTRAL,
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szMessageBuffer,
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sizeof(szMessageBuffer),
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NULL);
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}
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return szMessageBuffer;
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}
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