aboutsummaryrefslogtreecommitdiff
path: root/src/gdbmtool.h
blob: 98c6758c9746724966a2c7e481647866662e4a00 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
/* This file is part of GDBM, the GNU data base manager.
   Copyright (C) 1990, 1991, 1993, 2007, 2011, 2013 Free Software Foundation,
   Inc.

   GDBM 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 3, or (at your option)
   any later version.

   GDBM is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with GDBM. If not, see <http://www.gnu.org/licenses/>.    */

#include "autoconf.h"
#include "gdbmdefs.h"
#include "gdbm.h"
#include "gdbmapp.h"
#include <stdlib.h>
#include <stdio.h>
#include <stdarg.h>

/* Position in input file */
struct point
{
  char *file;             /* file name */
  unsigned line;          /* line number */  
  unsigned col;           /* column number */ 
};

/* Location in input file */
struct locus
{
  struct point beg, end;
};

typedef struct locus gdbm_yyltype_t;
 
#define YYLTYPE gdbm_yyltype_t 

#define YYLLOC_DEFAULT(Current, Rhs, N)			      \
  do							      \
    {							      \
      if (N)						      \
	{						      \
	  (Current).beg = YYRHSLOC(Rhs, 1).beg;		      \
	  (Current).end = YYRHSLOC(Rhs, N).end;		      \
	}						      \
      else						      \
	{						      \
	  (Current).beg = YYRHSLOC(Rhs, 0).end;		      \
	  (Current).end = (Current).beg;		      \
	}						      \
    }							      \
  while (0)

#define YY_LOCATION_PRINT(File, Loc)			  \
  do							  \
    {							  \
      if ((Loc).beg.col == 0)				  \
	fprintf (File, "%s:%u",				  \
		 (Loc).beg.file,			  \
		 (Loc).beg.line);			  \
      else if (strcmp ((Loc).beg.file, (Loc).end.file))	  \
	fprintf (File, "%s:%u.%u-%s:%u.%u",		  \
		 (Loc).beg.file,			  \
		 (Loc).beg.line, (Loc).beg.col,		  \
		 (Loc).end.file,			  \
		 (Loc).end.line, (Loc).end.col);	  \
      else if ((Loc).beg.line != (Loc).end.line)	  \
	fprintf (File, "%s:%u.%u-%u.%u",		  \
		 (Loc).beg.file,			  \
		 (Loc).beg.line, (Loc).beg.col,		  \
		 (Loc).end.line, (Loc).end.col);	  \
      else if ((Loc).beg.col != (Loc).end.col)		  \
	fprintf (File, "%s:%u.%u-%u",			  \
		 (Loc).beg.file,			  \
		 (Loc).beg.line, (Loc).beg.col,		  \
		 (Loc).end.col);			  \
      else						  \
	fprintf (File, "%s:%u.%u",			  \
		 (Loc).beg.file,			  \
		 (Loc).beg.line,			  \
		 (Loc).beg.col);			  \
    }							  \
  while (0)

void vparse_error (struct locus *loc, const char *fmt, va_list ap);
void parse_error (struct locus *loc, const char *fmt, ...);

void syntax_error (const char *fmt, ...);

void print_prompt (void);

void setsource (const char *filename, FILE *file);

extern char *file_name;
extern int interactive;

struct slist
{
  struct slist *next;
  char *str;
};

struct slist *slist_new (char *s);
void slist_free (struct slist *);

#define KV_STRING 0
#define KV_LIST   1

struct kvpair
{
  struct kvpair *next;
  int type;
  struct locus loc;
  char *key;
  union
  {
    char *s;
    struct slist *l;
  } val;
};

struct kvpair *kvpair_string (struct locus *loc, char *val);
struct kvpair *kvpair_list (struct locus *loc, struct slist *s);


#define ARG_STRING 0
#define ARG_DATUM  1
#define ARG_KVPAIR 2
#define ARG_MAX    3

/* Argument to a command handler */
struct gdbmarg
{
  struct gdbmarg *next;
  int type;
  int ref;
  union
  {
    char *string;
    datum dat;
    struct kvpair *kvpair;
  } v;
};

/* List of arguments */
struct gdbmarglist
{
  struct gdbmarg *head, *tail;
};

void gdbmarglist_init (struct gdbmarglist *, struct gdbmarg *);
void gdbmarglist_add (struct gdbmarglist *, struct gdbmarg *);
void gdbmarglist_free (struct gdbmarglist *lst);

struct gdbmarg *gdbmarg_string (char *);
struct gdbmarg *gdbmarg_datum (datum *);
struct gdbmarg *gdbmarg_kvpair (struct kvpair *kvl);

int gdbmarg_free (struct gdbmarg *arg);
void gdbmarg_destroy (struct gdbmarg **parg);

int run_command (const char *verb, struct gdbmarglist *arglist);

struct xdatum;
void xd_expand (struct xdatum *xd, size_t size);
void xd_store (struct xdatum *xd, void *val, size_t size);

struct datadef
{
  char *name;
  int size;
  int (*format) (FILE *, void *ptr, int size);
  int (*scan) (struct xdatum *xd, char *str);
};

struct datadef *datadef_locate (const char *name);

struct field
{
  struct datadef *type;
  int dim;
  char *name;
};

#define FDEF_FLD 0
#define FDEF_OFF 1
#define FDEF_PAD 2

struct dsegm
{
  struct dsegm *next;
  int type;
  union
  {
    int n;
    struct field field;
  } v;
};

struct dsegm *dsegm_new (int type);
struct dsegm *dsegm_new_field (struct datadef *type, char *id, int dim);
void dsegm_free_list (struct dsegm *dp);

#define DS_KEY     0
#define DS_CONTENT 1
#define DS_MAX     2

extern struct dsegm *dsdef[];

#define VART_STRING 0
#define VART_BOOL   1

#define VAR_OK          0
#define VAR_ERR_NOTDEF  1
#define VAR_ERR_BADTYPE 2

int variable_set (const char *name, int type, void *val);
int variable_get (const char *name, int type, void **val);
void variable_print_all (FILE *fp);


Return to:

Send suggestions and report system problems to the System administrator.