| 1 | /* |
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| 2 | * $Id: fields.h,v 1.1.1.1 1997-09-03 21:08:08 ghudson Exp $ |
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| 3 | * |
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| 4 | * $Log: not supported by cvs2svn $ |
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| 5 | * Revision 1.4 1994/01/05 20:13:43 geoff |
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| 6 | * Add the maxf parameter |
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| 7 | * |
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| 8 | * Revision 1.3 1994/01/04 02:40:22 geoff |
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| 9 | * Add field_line_inc, field_field_inc, and the FLD_NOSHRINK flag. |
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| 10 | * |
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| 11 | * Revision 1.2 1993/09/09 01:11:12 geoff |
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| 12 | * Add a return value to fieldwrite and support for backquotes. |
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| 13 | * |
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| 14 | * Revision 1.1 1993/08/25 21:32:05 geoff |
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| 15 | * Initial revision |
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| 16 | * |
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| 17 | */ |
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| 18 | |
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| 19 | /* |
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| 20 | * Structures used by the field-access package. |
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| 21 | */ |
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| 22 | |
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| 23 | typedef struct |
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| 24 | { |
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| 25 | int nfields; /* Number of fields in the line */ |
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| 26 | int hadnl; /* NZ if line ended with a newline */ |
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| 27 | char * linebuf; /* Malloc'ed buffer containing the line */ |
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| 28 | char ** fields; /* Malloc'ed array of pointers to fields */ |
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| 29 | } |
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| 30 | field_t; |
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| 31 | |
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| 32 | /* |
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| 33 | * Flags to fieldread and fieldmake |
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| 34 | */ |
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| 35 | #define FLD_RUNS 0x0001 /* Consider runs of delimiters same as one */ |
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| 36 | #define FLD_SNGLQUOTES 0x0002 /* Accept single-quoted fields */ |
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| 37 | #define FLD_BACKQUOTES 0x0004 /* Accept back-quoted fields */ |
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| 38 | #define FLD_DBLQUOTES 0x0008 /* Accept double-quoted fields */ |
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| 39 | #define FLD_SHQUOTES 0x0010 /* Use shell-style (embedded) quoting rules */ |
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| 40 | #define FLD_STRIPQUOTES 0x0020 /* Strip quotes from fields */ |
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| 41 | #define FLD_BACKSLASH 0x0040 /* Process C-style backslashes */ |
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| 42 | #define FLD_NOSHRINK 0x0080 /* Don't shrink memory before return */ |
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| 43 | |
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| 44 | #undef P |
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| 45 | #ifdef __STDC__ |
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| 46 | #define P(x) x |
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| 47 | #else /* __STDC__ */ |
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| 48 | #define P(x) () |
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| 49 | #endif /* __STDC__ */ |
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| 50 | |
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| 51 | extern field_t * fieldread P ((FILE * file, char * delims, |
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| 52 | int flags, int maxf)); |
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| 53 | extern field_t * fieldmake P ((char * line, int allocated, |
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| 54 | char * delims, int flags, int maxf)); |
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| 55 | extern int fieldwrite P ((FILE * file, field_t * fieldp, |
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| 56 | int delim)); |
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| 57 | extern void fieldfree P ((field_t * fieldp)); |
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| 58 | |
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| 59 | extern unsigned int field_field_inc; |
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| 60 | /* Increment for expanding fields */ |
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| 61 | extern unsigned int field_line_inc; |
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| 62 | /* Increment for expanding lines */ |
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