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https://github.com/isc-projects/bind9.git
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ec64f4492b
When BIND is running as a Windows Service the ISC library's initializations initiated by the DLLMain loading procedure are happening under the Windows Service Manager thread instead of BIND's main thread. This commit will make sure that BIND's main thread trampoline has been initialized before running the main() function.
82 lines
1.8 KiB
C
82 lines
1.8 KiB
C
/*
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* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, you can obtain one at https://mozilla.org/MPL/2.0/.
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*
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* See the COPYRIGHT file distributed with this work for additional
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* information regarding copyright ownership.
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*/
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/*! \file */
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#include <isc/bind9.h>
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#include <isc/lib.h>
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#include <isc/mem.h>
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#include <isc/util.h>
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#include "config.h"
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#include "mem_p.h"
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#include "tls_p.h"
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#include "trampoline_p.h"
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#ifndef ISC_CONSTRUCTOR
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#error Either __attribute__((constructor|destructor))__ or DllMain support needed to compile BIND 9.
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#endif
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/***
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*** Functions
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***/
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void
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isc_lib_register(void) {
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isc_bind9 = false;
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}
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#ifdef WIN32
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int
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isc_lib_ntservice(int(WINAPI *mainfunc)(int argc, char *argv[]), int argc,
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char *argv[]) {
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isc__trampoline_t *trampoline = isc__trampoline_get(NULL, NULL);
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int r;
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isc__trampoline_attach(trampoline);
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r = mainfunc(argc, argv);
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isc__trampoline_detach(trampoline);
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return (r);
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}
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#endif /* ifdef WIN32 */
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void
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isc__initialize(void) ISC_CONSTRUCTOR;
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void
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isc__shutdown(void) ISC_DESTRUCTOR;
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void
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isc__initialize(void) {
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isc__mem_initialize();
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isc__tls_initialize();
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isc__trampoline_initialize();
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}
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void
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isc__shutdown(void) {
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isc__trampoline_shutdown();
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isc__tls_shutdown();
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isc__mem_shutdown();
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}
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/*
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* This is a workaround for situation when libisc is statically linked. Under
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* normal situation, the linker throws out all symbols from compilation unit
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* when no symbols are used in the final binary. This empty function must be
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* called at least once from different compilation unit (mem.c in this case).
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*/
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void
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isc_enable_constructors() {
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/* do nothing */
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}
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