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https://github.com/thiagoralves/OpenPLC.git
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0543021448
- Corrected buffer declaration on OPLC Compiler - Changed OPLC Compiler folder name - Corrected FC 04 on Modbus
92 lines
2.9 KiB
C++
Executable File
92 lines
2.9 KiB
C++
Executable File
//-----------------------------------------------------------------------------
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// Copyright 2015 Thiago Alves
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//
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// Based on the LDmicro software by Jonathan Westhues
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// This file is part of OPLC Compiler.
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//
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// OPLC Compiler 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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// OPLC Compiler 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 OPLC Compiler. If not, see <http://www.gnu.org/licenses/>.
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//------
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//
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// Miscellaneous utility functions that don't fit anywhere else. Error and debug
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// functions and memory allocations.
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// Thiago Alves, Oct 2015
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//-----------------------------------------------------------------------------
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using namespace std;
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#include <iostream>
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#include <stdio.h>
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#include <stdarg.h>
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#include <string.h>
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#include "oplc_compiler.h"
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//-----------------------------------------------------------------------------
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// For error messages to the user; printf-like
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//-----------------------------------------------------------------------------
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void Error(char *str, ...)
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{
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va_list f;
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char buf[1024];
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va_start(f, str);
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vsprintf(buf, str, f);
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// Indicate that it's an error, plus the output filename
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char str_err[MAX_PATH+100];
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sprintf(str_err, "compile error ('%s'): ", CurrentCompileFile);
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cout << str_err << endl << buf << endl;
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}
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//-----------------------------------------------------------------------------
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// printf-like debug function
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//-----------------------------------------------------------------------------
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void dbp(char *str, ...)
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{
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va_list f;
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char buf[1024];
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va_start(f, str);
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vsprintf(buf, str, f);
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cout << buf << endl;
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}
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//-----------------------------------------------------------------------------
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// Check the consistency of the heap on which all the PLC program stuff is
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// stored.
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//-----------------------------------------------------------------------------
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void CheckHeap(char *file, int line)
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{
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//Should periodically check the heap using the HeapValidate() Win32API.
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//For other systems, we shouldn't do anything
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}
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//-----------------------------------------------------------------------------
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// Like malloc/free, but memsets memory allocated to all zeros. Also TODO some
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// checking and something sensible if it fails.
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//-----------------------------------------------------------------------------
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void *CheckMalloc(size_t n)
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{
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ok();
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void *p = malloc(n);
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memset(p, 0, n); //initialize the memory block
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return p;
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}
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void CheckFree(void *p)
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{
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ok();
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free(p);
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}
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