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/*
*
* This source code is part of
*
* G R O M A C S
*
* GROningen MAchine for Chemical Simulations
*
* Written by David van der Spoel, Erik Lindahl, Berk Hess, and others.
* Copyright (c) 1991-2000, University of Groningen, The Netherlands.
* Copyright (c) 2001-2008, The GROMACS development team,
* check out http://www.gromacs.org for more information.
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* If you want to redistribute modifications, please consider that
* scientific software is very special. Version control is crucial -
* bugs must be traceable. We will be happy to consider code for
* inclusion in the official distribution, but derived work must not
* be called official GROMACS. Details are found in the README & COPYING
* files - if they are missing, get the official version at www.gromacs.org.
*
* To help us fund GROMACS development, we humbly ask that you cite
* the papers on the package - you can find them in the top README file.
*
* For more info, check our website at http://www.gromacs.org
*
* And Hey:
* Gallium Rubidium Oxygen Manganese Argon Carbon Silicon
*/
typedef struct gmx_cpp *gmx_cpp_t;
/* The possible return codes for these functions */
enum { eCPP_OK, eCPP_FILE_NOT_FOUND, eCPP_EOF, eCPP_SYNTAX, eCPP_INTERRUPT,
eCPP_INVALID_HANDLE,
eCPP_FILE_NOT_OPEN, eCPP_UNKNOWN, eCPP_NR };
/* THESE FUNCTIONS ARE NOT THREAD SAFE!! */
/* Open the file to be processed. The handle variable holds internal
info for the cpp emulator. The cppopt variable (null terminated)
can hold cpp options like -IXXX and -DXXX. Return integer status.
NOT THREAD SAFE
*/
int cpp_open_file(const char *filenm,gmx_cpp_t *handlep, char **cppopts);
/* Return one whole line from the file into buf which holds at most n
characters, for subsequent processing. Returns integer status.
NOT THREAD SAFE
*/
int cpp_read_line(gmx_cpp_t *handlep,int n,char buf[]);
/* Return the file currently being read.
NOT THREAD SAFE
*/
char *cpp_cur_file(const gmx_cpp_t *handlep);
/* Return the current line number.
NOT THREAD SAFE
*/
int cpp_cur_linenr(const gmx_cpp_t *handlep);
/* Close the file! Return integer status.
NOT THREAD SAFE
*/
int cpp_close_file(gmx_cpp_t *handlep);
/* Return a string containing the error message coresponding to status
variable.
NOT THREAD SAFE
*/
char *cpp_error(gmx_cpp_t *handlep,int status);
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