/* Copyright (C) 2003, 2004 Dave Bayer. Subject to the terms and conditions of the MIT License. */

/*. BUFLEN */
#define BUFLEN 4096

/*. line */
typedef struct line
{
	char *s;
	unsigned len, max;
	void *data;
	struct line *next;
} line;

/*. lineFreeFn */
typedef void (*lineFreeFn)( void *data );

/*. lineFilter */
typedef struct lineFilter
{
	void (*filt)( line *buf1, line *buf2, void *data );
	void *data;
	struct lineFilter *next;
} lineFilter;

/* function prototypes */

FILE *fileOpen( const char* fileName, char *mode, BOOL abort );
BOOL fileClose( FILE *fp, BOOL abort );
BOOL checkEOF( FILE *fin, BOOL abort );

line *lineAlloc( unsigned max );
void lineFree( line *l, lineFreeFn freedata );
void lineListFree( line *l, lineFreeFn freedata );
line *lineCopy( line *l, unsigned max );
void lineReset( line *l, lineFreeFn freedata );

line *lineFromStr( const char *s );
void lineAdvance( line ***ppl );
void lineInsert( line *l, line ***ppl );
void lineListInsert( line *l, line **pl, line ***ppl);
void lineRemove( line **pl );
void lineListRemove( line **pl, line ***ppm );
void lineDelete( line **pl, lineFreeFn freedata );
line *lineListCopy( line *l, unsigned max );

BOOL lineRead( FILE *fin, line *l, unsigned detab );
void lineWrite( FILE *fout, line *l );

line *fileRead( FILE *fin, lineFilter *pfilter, unsigned detab );
void fileWrite( FILE *fout, line *l, lineFilter *pfilter );
line *lineListFilter( line *l, lineFilter *pfilter );

#ifdef TESTCODE
void fileTest( void );
#endif