X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fdata%2Fprocedure.h;h=09d44eeef612bdda52072acbf8be40a8982f9a46;hb=b5c82cc9aabe7e641011130240ae1b2e84348e23;hp=76ca6dc88fc3ea9a2125b28c4251765b41bd4a53;hpb=a4ae68f966bc574326d429119878e733069ced14;p=pspp-builds.git diff --git a/src/data/procedure.h b/src/data/procedure.h index 76ca6dc8..09d44eee 100644 --- a/src/data/procedure.h +++ b/src/data/procedure.h @@ -1,84 +1,90 @@ -/* PSPP - computes sample statistics. - Copyright (C) 1997-9, 2000, 2006 Free Software Foundation, Inc. - Written by Ben Pfaff . +/* PSPP - a program for statistical analysis. + Copyright (C) 1997-9, 2000, 2006, 2007, 2009 Free Software Foundation, Inc. - This program 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 2 of the - License, or (at your option) any later version. + This program 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 of the License, or + (at your option) any later version. - This program 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. + This program 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 this program; if not, write to the Free Software - Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - 02110-1301, USA. */ + along with this program. If not, see . */ #ifndef PROCEDURE_H #define PROCEDURE_H 1 #include #include -#include -struct ccase; -struct casefile; -struct case_sink; -struct case_source; +#include +#include -/* Dictionary produced by permanent and temporary transformations - on data from the source. */ -extern struct dictionary *default_dict; +struct casereader; +struct dataset; +struct dictionary; /* Transformations. */ -void add_transformation (trns_proc_func *, trns_free_func *, void *); -void add_transformation_with_finalizer (trns_finalize_func *, +void add_transformation (struct dataset *ds, + trns_proc_func *, trns_free_func *, void *); +void add_transformation_with_finalizer (struct dataset *ds, + trns_finalize_func *, trns_proc_func *, trns_free_func *, void *); -size_t next_transformation (void); +size_t next_transformation (const struct dataset *ds); -void discard_variables (void); +bool proc_cancel_all_transformations (struct dataset *ds); +struct trns_chain *proc_capture_transformations (struct dataset *ds); -bool proc_cancel_all_transformations (void); -struct trns_chain *proc_capture_transformations (void); - -void proc_start_temporary_transformations (void); -bool proc_in_temporary_transformations (void); -bool proc_make_temporary_transformations_permanent (void); -bool proc_cancel_temporary_transformations (void); +void proc_start_temporary_transformations (struct dataset *ds); +bool proc_in_temporary_transformations (const struct dataset *ds); +bool proc_make_temporary_transformations_permanent (struct dataset *ds); +bool proc_cancel_temporary_transformations (struct dataset *ds); /* Procedures. */ -void proc_init (void); -void proc_done (void); - -void proc_set_source (struct case_source *); -bool proc_has_source (void); - -void proc_set_sink (struct case_sink *); -struct casefile *proc_capture_output (void); - -bool procedure (bool (*proc_func) (struct ccase *, void *), - void *aux); -bool procedure_with_splits (void (*begin_func) (const struct ccase *, void *), - bool (*proc_func) (const struct ccase *, void *), - void (*end_func) (void *), - void *aux); -bool multipass_procedure (bool (*proc_func) (const struct casefile *, void *), - void *aux); -bool multipass_procedure_with_splits (bool (*) (const struct ccase *, - const struct casefile *, - void *), - void *aux); -time_t time_of_last_procedure (void); +struct dictionary ; +typedef void replace_source_callback (struct casereader *); +typedef void replace_dictionary_callback (struct dictionary *); + +typedef void transformation_change_callback_func (bool non_empty, void *aux); + +struct dataset * create_dataset (void); + +void destroy_dataset (struct dataset *); + +void dataset_add_transform_change_callback (struct dataset *, + transformation_change_callback_func *, void *); + +void proc_discard_active_file (struct dataset *); +void proc_set_active_file (struct dataset *, + struct casereader *, struct dictionary *); +bool proc_set_active_file_data (struct dataset *, struct casereader *); +bool proc_has_active_file (const struct dataset *ds); +struct casereader *proc_extract_active_file_data (struct dataset *); + +void proc_discard_output (struct dataset *ds); + +bool proc_execute (struct dataset *ds); +time_t time_of_last_procedure (struct dataset *ds); + +struct casereader *proc_open (struct dataset *); +bool proc_is_open (const struct dataset *); +bool proc_commit (struct dataset *); + +bool dataset_end_of_command (struct dataset *); -/* Number of cases to lag. */ -extern int n_lag; +struct dictionary *dataset_dict (const struct dataset *ds); +const struct casereader *dataset_source (const struct dataset *ds); + + +const struct ccase *lagged_case (const struct dataset *ds, int n_before); +void dataset_need_lag (struct dataset *ds, int n_before); -struct ccase *lagged_case (int n_before); +void dataset_set_callback (struct dataset *ds, void (*cb) (void *), void *); #endif /* procedure.h */