mdcore: /home/pedro/work/mdcore/src/reader.h Source File

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00001 /*******************************************************************************
00002  * This file is part of mdcore.
00003  * Coypright (c) 2011 Pedro Gonnet (pedro.gonnet@durham.ac.uk)
00004  * 
00005  * This program is free software: you can redistribute it and/or modify
00006  * it under the terms of the GNU Lesser General Public License as published
00007  * by the Free Software Foundation, either version 3 of the License, or
00008  * (at your option) any later version.
00009  * 
00010  * This program is distributed in the hope that it will be useful,
00011  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00012  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013  * GNU General Public License for more details.
00014  * 
00015  * You should have received a copy of the GNU Lesser General Public License
00016  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
00017  * 
00018  ******************************************************************************/
00019 
00020 /* reader error codes */
00021 #define reader_err_ok                    0
00022 #define reader_err_null                  -1
00023 #define reader_err_malloc                -2
00024 #define reader_err_io                    -3
00025 #define reader_err_buff                  -4
00026 #define reader_err_eof                   -5
00027 
00028 
00030 #define reader_flag_none                    0
00031 #define reader_flag_ready                   1
00032 #define reader_flag_eof                     2
00033 
00034 
00036 extern int reader_err;
00037 
00038 
00040 struct reader {
00041 
00043     unsigned int flags;
00044 
00046     FILE *file;
00047     
00049     int c;
00050     
00052     int line, col;
00053     
00055     char *ws;
00056     int nr_ws;
00057     
00059     char *comm_start, *comm_stop;
00060     int nr_comm_start, nr_comm_stop;
00061     
00062     };
00063     
00064 
00065 /* associated functions */
00066 int reader_getc ( struct reader *r );
00067 int reader_init ( struct reader *r , FILE *file , char *ws , char *comm_start , char *comm_stop );
00068 int reader_gettoken ( struct reader *r , char *buff , int buff_size );
00069 int reader_getcomment ( struct reader *r , char *buff , int buff_size );
00070 int reader_getline ( struct reader *r , char *buff , int buff_size );
00071 int reader_skiptoken ( struct reader *r );
00072 int reader_skipcomment ( struct reader *r );
00073 int reader_skipline ( struct reader *r );
00074 int reader_isws ( struct reader *r  , int c );
00075 int reader_iscomm_start ( struct reader *r  , int c );
00076 int reader_iscomm_stop ( struct reader *r  , int c );