/[pspp]/pspp/src/var.h
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revision 1.36 by jmd, Wed Oct 26 00:50:44 2005 UTC revision 1.37 by blp, Thu Nov 3 06:21:46 2005 UTC
# Line 147  extern struct dictionary *temp_dict; Line 147  extern struct dictionary *temp_dict;
147     gives the point at which data should be written out.  -1 means that     gives the point at which data should be written out.  -1 means that
148     the data shouldn't be changed since all transformations are     the data shouldn't be changed since all transformations are
149     temporary. */     temporary. */
150  extern int temp_trns;  extern size_t temp_trns;
151    
152  /* If FILTER is active, whether it was executed before or after  /* If FILTER is active, whether it was executed before or after
153     TEMPORARY. */     TEMPORARY. */
# Line 160  void dump_split_vars (const struct ccase Line 160  void dump_split_vars (const struct ccase
160    
161  /* Transformations. */  /* Transformations. */
162    
163  struct trns_header;  struct transformation;
164  typedef int trns_proc_func (struct trns_header *, struct ccase *, int);  typedef int trns_proc_func (void *, struct ccase *, int);
165  typedef void trns_free_func (struct trns_header *);  typedef void trns_free_func (void *);
166    
167  /* Header for all transformations. */  /* A transformation. */
168  struct trns_header  struct transformation
169    {    {
     int index;                  /* Index into t_trns[]. */  
170      trns_proc_func *proc;       /* Transformation proc. */      trns_proc_func *proc;       /* Transformation proc. */
171      trns_free_func *free;       /* Garbage collector proc. */      trns_free_func *free;       /* Garbage collector proc. */
172        void *private;              /* Private data. */
173    };    };
174    
175  /* Array of transformations */  /* Array of transformations */
176  extern struct trns_header **t_trns;  extern struct transformation *t_trns;
177    
178  /* Number of transformations, maximum number in array currently. */  /* Number of transformations, maximum number in array currently. */
179  extern int n_trns, m_trns;  extern size_t n_trns, m_trns;
180    
181  /* Index of first transformation that is really a transformation.  Any  /* Index of first transformation that is really a transformation.  Any
182     transformations before this belong to INPUT PROGRAM. */     transformations before this belong to INPUT PROGRAM. */
183  extern int f_trns;  extern size_t f_trns;
184    
185  void add_transformation (struct trns_header *trns);  void add_transformation (trns_proc_func *, trns_free_func *, void *);
186    size_t next_transformation (void);
187  void cancel_transformations (void);  void cancel_transformations (void);
188    
189  struct var_set;  struct var_set;

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