89 lines
2.2 KiB
C++
89 lines
2.2 KiB
C++
// OpenSTA, Static Timing Analyzer
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// Copyright (c) 2020, Parallax Software, Inc.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program 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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//
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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 <https://www.gnu.org/licenses/>.
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#pragma once
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#include <exception>
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#include "DisallowCopyAssign.hh"
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namespace sta {
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// Abstract base class for sta exceptions.
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class Exception : public std::exception
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{
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public:
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Exception();
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virtual ~Exception() {}
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virtual const char *what() const noexcept = 0;
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};
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class ExceptionLine : public Exception
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{
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public:
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ExceptionLine(const char *filename,
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int line);
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protected:
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const char *filename_;
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int line_;
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};
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class InternalError : public ExceptionLine
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{
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public:
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InternalError(const char *filename,
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int line,
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const char *msg);
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virtual const char *what() const noexcept;
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protected:
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const char *msg_;
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};
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// Report an error condition that should not be possible.
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// The default handler prints msg to stderr and exits.
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// The msg should NOT include a period or return, as these
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// are added by InternalError::asString().
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#define internalError(msg) \
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throw sta::InternalError(__FILE__, __LINE__, msg)
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#define internalErrorNoThrow(msg) \
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printf("Internal Error: %s:%d %s\n", __FILE__, __LINE__, msg)
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// Failure opening filename for reading.
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class FileNotReadable : public Exception
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{
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public:
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explicit FileNotReadable(const char *filename);
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virtual const char *what() const noexcept;
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protected:
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const char *filename_;
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};
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// Failure opening filename for writing.
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class FileNotWritable : public Exception
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{
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public:
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explicit FileNotWritable(const char *filename);
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virtual const char *what() const noexcept;
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protected:
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const char *filename_;
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};
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} // namespace
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