X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Flanguage%2Fstats%2Fflip.c;h=ccb84dd8a4f37abecb352a2bf04dc92f95b71602;hb=c9e28aa922c35b8764925fe824794886b8f17a86;hp=9d116799553c96583c654e0345dd5322ef63a48c;hpb=f5c108becd49d78f4898cab11352291f5689d24e;p=pspp-builds.git
diff --git a/src/language/stats/flip.c b/src/language/stats/flip.c
index 9d116799..ccb84dd8 100644
--- a/src/language/stats/flip.c
+++ b/src/language/stats/flip.c
@@ -1,20 +1,18 @@
-/* PSPP - computes sample statistics.
+/* PSPP - a program for statistical analysis.
Copyright (C) 1997-9, 2000 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 . */
#include "config.h"
@@ -23,9 +21,6 @@
#include
#include
#include
-#ifdef HAVE_SYS_TYPES_H
-#include
-#endif
#include
#include
@@ -33,12 +28,12 @@
#include
#include
#include
+#include
#include
#include
#include
#include
#include
-#include
#include
#include
#include
@@ -48,6 +43,7 @@
#include "intprops.h"
#include "minmax.h"
+#include "xalloc.h"
#include "gettext.h"
#define _(msgid) gettext (msgid)
@@ -64,10 +60,8 @@ struct flip_pgm
{
struct pool *pool; /* Pool containing FLIP data. */
const struct variable **var; /* Variables to transpose. */
- int *idx_to_fv; /* var[]->index to compacted sink case fv. */
size_t var_cnt; /* Number of elements in `var'. */
int case_cnt; /* Pre-flip case count. */
- size_t case_size; /* Post-flip bytes per case. */
struct variable *new_names; /* Variable containing new variable names. */
struct varname *new_names_head; /* First new variable. */
@@ -104,8 +98,6 @@ cmd_flip (struct lexer *lexer, struct dataset *ds)
flip = pool_create_container (struct flip_pgm, pool);
flip->var = NULL;
- flip->idx_to_fv = dict_get_compacted_dict_index_to_case_index (dict);
- pool_register (flip->pool, free, flip->idx_to_fv);
flip->var_cnt = 0;
flip->case_cnt = 0;
flip->new_names = NULL;
@@ -121,12 +113,12 @@ cmd_flip (struct lexer *lexer, struct dataset *ds)
{
lex_match (lexer, '=');
if (!parse_variables_const (lexer, dict, &flip->var, &flip->var_cnt,
- PV_NO_DUPLICATE))
+ PV_NO_DUPLICATE))
goto error;
lex_match (lexer, '/');
}
else
- dict_get_vars (dict, &flip->var, &flip->var_cnt, 1u << DC_SYSTEM);
+ dict_get_vars (dict, &flip->var, &flip->var_cnt, DC_SYSTEM);
pool_register (flip->pool, free, flip->var);
lex_match (lexer, '/');
@@ -151,8 +143,7 @@ cmd_flip (struct lexer *lexer, struct dataset *ds)
}
}
- output_buf = pool_nalloc (flip->pool,
- flip->var_cnt, sizeof *output_buf);
+ output_buf = pool_nalloc (flip->pool, flip->var_cnt, sizeof *output_buf);
flip->file = pool_tmpfile (flip->pool);
if (flip->file == NULL)
@@ -175,7 +166,6 @@ cmd_flip (struct lexer *lexer, struct dataset *ds)
flip->case_cnt = 1;
/* Read the active file into a flip_sink. */
- proc_make_temporary_transformations_permanent (ds);
proc_discard_output (ds);
input = proc_open (ds);
@@ -201,11 +191,10 @@ cmd_flip (struct lexer *lexer, struct dataset *ds)
proc_discard_active_file (ds);
goto error;
}
- flip->case_size = dict_get_case_size (dict);
/* Set up flipped data for reading. */
reader = casereader_create_sequential (NULL, dict_get_next_value_idx (dict),
- flip->case_cnt,
+ flip->var_cnt,
&flip_casereader_class, flip);
proc_set_active_file_data (ds, reader);
return lex_end_of_command (lexer);
@@ -290,7 +279,7 @@ build_dictionary (struct dictionary *dict, struct flip_pgm *flip)
return false;
}
- for (i = 0; i < flip->case_cnt; i++)
+ for (i = 0; i < flip->case_cnt - 1; i++)
{
struct variable *v;
char s[SHORT_NAME_LEN + 1];
@@ -323,11 +312,10 @@ write_flip_case (struct flip_pgm *flip, const struct ccase *c)
if (flip->new_names != NULL)
{
struct varname *v = pool_alloc (flip->pool, sizeof *v);
- int fv = flip->idx_to_fv[var_get_dict_index (flip->new_names)];
v->next = NULL;
if (var_is_numeric (flip->new_names))
{
- double f = case_num_idx (c, fv);
+ double f = case_num (c, flip->new_names);
if (f == SYSMIS)
strcpy (v->name, "VSYSMIS");
@@ -341,7 +329,7 @@ write_flip_case (struct flip_pgm *flip, const struct ccase *c)
else
{
int width = MIN (var_get_width (flip->new_names), MAX_SHORT_STRING);
- memcpy (v->name, case_str_idx (c, fv), width);
+ memcpy (v->name, case_str (c, flip->new_names), width);
v->name[width] = 0;
}
@@ -355,15 +343,8 @@ write_flip_case (struct flip_pgm *flip, const struct ccase *c)
/* Write to external file. */
for (i = 0; i < flip->var_cnt; i++)
{
- double out;
-
- if (var_is_numeric (flip->var[i]))
- {
- int fv = flip->idx_to_fv[var_get_dict_index (flip->var[i])];
- out = case_num_idx (c, fv);
- }
- else
- out = SYSMIS;
+ const struct variable *v = flip->var[i];
+ double out = var_is_numeric (v) ? case_num (c, v) : SYSMIS;
fwrite (&out, sizeof out, 1, flip->file);
}
return true;
@@ -381,7 +362,7 @@ flip_file (struct flip_pgm *flip)
/* Allocate memory for many cases. */
case_bytes = flip->var_cnt * sizeof *input_buf;
- case_capacity = get_workspace () / case_bytes;
+ case_capacity = settings_get_workspace () / case_bytes;
if (case_capacity > flip->case_cnt * 2)
case_capacity = flip->case_cnt * 2;
if (case_capacity < 2)
@@ -443,14 +424,6 @@ flip_file (struct flip_pgm *flip)
for (j = 0; j < read_cases; j++)
output_buf[j] = input_buf[i + j * flip->var_cnt];
-#ifndef HAVE_FSEEKO
-#define fseeko fseek
-#endif
-
-#ifndef HAVE_OFF_T
-#define off_t long int
-#endif
-
if (fseeko (output_file,
sizeof *input_buf * (case_idx
+ (off_t) i * flip->case_cnt),