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/*
* $Id: fields.h,v 1.4 1994/01/05 20:13:43 geoff Exp $
*
* $Log: fields.h,v $
* Revision 1.4 1994/01/05 20:13:43 geoff
* Add the maxf parameter
*
* Revision 1.3 1994/01/04 02:40:22 geoff
* Add field_line_inc, field_field_inc, and the FLD_NOSHRINK flag.
*
* Revision 1.2 1993/09/09 01:11:12 geoff
* Add a return value to fieldwrite and support for backquotes.
*
* Revision 1.1 1993/08/25 21:32:05 geoff
* Initial revision
*
*/
/*
* Structures used by the field-access package.
*/
typedef struct
{
int nfields; /* Number of fields in the line */
int hadnl; /* NZ if line ended with a newline */
char * linebuf; /* Malloc'ed buffer containing the line */
char ** fields; /* Malloc'ed array of pointers to fields */
}
field_t;
/*
* Flags to fieldread and fieldmake
*/
#define FLD_RUNS 0x0001 /* Consider runs of delimiters same as one */
#define FLD_SNGLQUOTES 0x0002 /* Accept single-quoted fields */
#define FLD_BACKQUOTES 0x0004 /* Accept back-quoted fields */
#define FLD_DBLQUOTES 0x0008 /* Accept double-quoted fields */
#define FLD_SHQUOTES 0x0010 /* Use shell-style (embedded) quoting rules */
#define FLD_STRIPQUOTES 0x0020 /* Strip quotes from fields */
#define FLD_BACKSLASH 0x0040 /* Process C-style backslashes */
#define FLD_NOSHRINK 0x0080 /* Don't shrink memory before return */
#undef P
#ifdef __STDC__
#define P(x) x
#else /* __STDC__ */
#define P(x) ()
#endif /* __STDC__ */
extern field_t * fieldread P ((FILE * file, char * delims,
int flags, int maxf));
extern field_t * fieldmake P ((char * line, int allocated,
char * delims, int flags, int maxf));
extern int fieldwrite P ((FILE * file, field_t * fieldp,
int delim));
extern void fieldfree P ((field_t * fieldp));
extern unsigned int field_field_inc;
/* Increment for expanding fields */
extern unsigned int field_line_inc;
/* Increment for expanding lines */
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