89 lines
2.3 KiB
C++
89 lines
2.3 KiB
C++
/*
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This file is part of Mitsuba, a physically based rendering system.
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Copyright (c) 2007-2011 by Wenzel Jakob and others.
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Mitsuba is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License Version 3
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as published by the Free Software Foundation.
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Mitsuba is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <mitsuba/core/cstream.h>
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#include <errno.h>
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MTS_NAMESPACE_BEGIN
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ConsoleStream::ConsoleStream() {
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setByteOrder(ENetworkByteOrder);
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}
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ConsoleStream::~ConsoleStream() {
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}
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std::string ConsoleStream::toString() const {
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return "ConsoleStream[]";
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}
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void ConsoleStream::setPos(size_t pos) {
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Log(EError, "Cannot seek within a console stream!");
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}
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size_t ConsoleStream::getPos() const {
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Log(EError, "Cannot determine the position within a console stream!");
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return 0;
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}
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size_t ConsoleStream::getSize() const {
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Log(EError, "Cannot determine the size of a console stream!");
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return 0;
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}
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void ConsoleStream::truncate(size_t) {
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Log(EError, "Cannot truncate a console stream!");
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}
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void ConsoleStream::flush() {
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if (fflush(stdout) == EOF)
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Log(EError, "Error in fflush(): %s!", strerror(errno));
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}
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void ConsoleStream::read(void *ptr, size_t size) {
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if (fread(ptr, size, 1, stdin) != 1) {
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if (feof(stdin))
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Log(EError, "Error in fread(): end of file!");
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else if (ferror(stdin))
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Log(EError, "Error in fread(): stream error!");
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/* Otherwise, ignore (strange, but seems to be required) */
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}
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}
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void ConsoleStream::write(const void *ptr, size_t size) {
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if (fwrite(ptr, size, 1, stdout) != 1) {
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if (feof(stdout))
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Log(EError, "Error in fwrite(): end of file!");
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else if (ferror(stdout))
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Log(EError, "Error in fwrite(): stream error!");
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/* Otherwise, ignore (strange, but seems to be required) */
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}
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}
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bool ConsoleStream::canRead() const {
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return true;
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}
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bool ConsoleStream::canWrite() const {
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return true;
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}
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MTS_IMPLEMENT_CLASS(ConsoleStream, false, Stream)
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MTS_NAMESPACE_END
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