-/* PSPP - computes sample statistics.
- Copyright (C) 1997-9, 2000 Free Software Foundation, Inc.
- Written by Ben Pfaff <blp@gnu.org>.
+/* PSPP - a program for statistical analysis.
+ Copyright (C) 1997-9, 2000, 2006, 2009-2011 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 <http://www.gnu.org/licenses/>. */
#include <config.h>
-#include <libpspp/message.h>
+
+#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
-#include <libpspp/alloc.h>
-#include <data/case.h>
-#include <language/command.h>
-#include <libpspp/compiler.h>
-#include <data/dictionary.h>
-#include "intprops.h"
-#include <language/lexer/lexer.h>
-#include <libpspp/message.h>
-#include <libpspp/magic.h>
-#include <libpspp/misc.h>
-#include <output/htmlP.h>
-#include <output/output.h>
-#include "size_max.h"
-#include <output/manager.h>
-#include <output/table.h>
-#include <data/variable.h>
-#include <procedure.h>
-#include <data/format.h>
+
+#include "data/casegrouper.h"
+#include "data/casereader.h"
+#include "data/dataset.h"
+#include "data/dictionary.h"
+#include "data/data-out.h"
+#include "data/format.h"
+#include "data/subcase.h"
+#include "data/variable.h"
+#include "language/command.h"
+#include "language/dictionary/split-file.h"
+#include "language/lexer/lexer.h"
+#include "libpspp/compiler.h"
+#include "libpspp/ll.h"
+#include "libpspp/message.h"
+#include "libpspp/misc.h"
+#include "output/tab.h"
+#include "output/table-item.h"
+
+#include "gl/intprops.h"
+#include "gl/minmax.h"
+#include "gl/xalloc.h"
+#include "gl/xmalloca.h"
#include "gettext.h"
#define _(msgid) gettext (msgid)
/* (headers) */
-#include <libpspp/debug-print.h>
-
/* (specification)
list (lst_):
*variables=varlist("PV_NO_SCRATCH");
cases=:from n:first,"%s>0"/by n:step,"%s>0"/ *to n:last,"%s>0";
- format=numbering:numbered/!unnumbered,
- wrap:!wrap/single,
- weight:weight/!noweight.
+ +format=numbering:numbered/!unnumbered,
+ wrap:!wrap/single.
*/
/* (declarations) */
/* (functions) */
-/* Layout for one output driver. */
-struct list_ext
- {
- int type; /* 0=Values and labels fit across the page. */
- size_t n_vertical; /* Number of labels to list vertically. */
- size_t header_rows; /* Number of header rows. */
- char **header; /* The header itself. */
- };
-
/* Parsed command. */
static struct cmd_list cmd;
-/* Current case number. */
-static int case_idx;
-
-/* Line buffer. */
-static char *line_buf;
-
-/* TTY-style output functions. */
-static unsigned n_lines_remaining (struct outp_driver *d);
-static unsigned n_chars_width (struct outp_driver *d);
-static void write_line (struct outp_driver *d, char *s);
-
-/* Other functions. */
-static bool list_cases (struct ccase *, void *);
-static void determine_layout (void);
-static void clean_up (void);
-static void write_header (struct outp_driver *);
-static void write_all_headers (void *);
-
-/* Returns the number of text lines that can fit on the remainder of
- the page. */
-static inline unsigned
-n_lines_remaining (struct outp_driver *d)
-{
- int diff;
-
- diff = d->length - d->cp_y;
- return (diff > 0) ? (diff / d->font_height) : 0;
-}
-
-/* Returns the number of fixed-width character that can fit across the
- page. */
-static inline unsigned
-n_chars_width (struct outp_driver *d)
-{
- return d->width / d->fixed_width;
-}
-
-/* Writes the line S at the current position and advances to the next
- line. */
-static void
-write_line (struct outp_driver *d, char *s)
-{
- struct outp_text text;
-
- assert (d->cp_y + d->font_height <= d->length);
- text.options = OUTP_T_JUST_LEFT;
- ls_init (&text.s, s, strlen (s));
- text.x = d->cp_x;
- text.y = d->cp_y;
- d->class->text_draw (d, &text);
- d->cp_x = 0;
- d->cp_y += d->font_height;
-}
-
/* Parses and executes the LIST procedure. */
int
-cmd_list (void)
+cmd_list (struct lexer *lexer, struct dataset *ds)
{
- struct variable casenum_var;
+ struct dictionary *dict = dataset_dict (ds);
+ struct casegrouper *grouper;
+ struct casereader *group;
+ struct subcase sc;
+ size_t i;
bool ok;
- if (!parse_list (&cmd))
+ if (!parse_list (lexer, ds, &cmd, NULL))
return CMD_FAILURE;
-
+
/* Fill in defaults. */
- if (cmd.step == NOT_LONG)
+ if (cmd.step == LONG_MIN)
cmd.step = 1;
- if (cmd.first == NOT_LONG)
+ if (cmd.first == LONG_MIN)
cmd.first = 1;
- if (cmd.last == NOT_LONG)
+ if (cmd.last == LONG_MIN)
cmd.last = LONG_MAX;
if (!cmd.sbc_variables)
- dict_get_vars (default_dict, &cmd.v_variables, &cmd.n_variables,
- (1u << DC_SYSTEM) | (1u << DC_SCRATCH));
+ dict_get_vars (dict, &cmd.v_variables, &cmd.n_variables,
+ DC_SYSTEM | DC_SCRATCH);
if (cmd.n_variables == 0)
{
msg (SE, _("No variables specified."));
cmd.step = 1;
}
- /* Weighting variable. */
- if (cmd.weight == LST_WEIGHT)
- {
- if (dict_get_weight (default_dict) != NULL)
- {
- size_t i;
-
- for (i = 0; i < cmd.n_variables; i++)
- if (cmd.v_variables[i] == dict_get_weight (default_dict))
- break;
- if (i >= cmd.n_variables)
- {
- /* Add the weight variable to the end of the variable list. */
- cmd.n_variables++;
- cmd.v_variables = xnrealloc (cmd.v_variables, cmd.n_variables,
- sizeof *cmd.v_variables);
- cmd.v_variables[cmd.n_variables - 1]
- = dict_get_weight (default_dict);
- }
- }
- else
- msg (SW, _("`/FORMAT WEIGHT' specified, but weighting is not on."));
- }
-
- /* Case number. */
- if (cmd.numbering == LST_NUMBERED)
- {
- /* Initialize the case-number variable. */
- strcpy (casenum_var.name, "Case#");
- casenum_var.type = NUMERIC;
- casenum_var.fv = -1;
- casenum_var.print = make_output_format (FMT_F,
- (cmd.last == LONG_MAX
- ? 5 : intlog10 (cmd.last)), 0);
-
- /* Add the weight variable at the beginning of the variable list. */
- cmd.n_variables++;
- cmd.v_variables = xnrealloc (cmd.v_variables,
- cmd.n_variables, sizeof *cmd.v_variables);
- memmove (&cmd.v_variables[1], &cmd.v_variables[0],
- (cmd.n_variables - 1) * sizeof *cmd.v_variables);
- cmd.v_variables[0] = &casenum_var;
- }
-
- determine_layout ();
+ subcase_init_empty (&sc);
+ for (i = 0; i < cmd.n_variables; i++)
+ subcase_add_var (&sc, cmd.v_variables[i], SC_ASCEND);
- case_idx = 0;
- ok = procedure_with_splits (write_all_headers, list_cases, NULL, NULL);
- free (line_buf);
-
- clean_up ();
-
- return ok ? CMD_SUCCESS : CMD_CASCADING_FAILURE;
-}
-
-/* Writes headers to all devices. This is done at the beginning of
- each SPLIT FILE group. */
-static void
-write_all_headers (void *aux UNUSED)
-{
- struct outp_driver *d;
-
- for (d = outp_drivers (NULL); d; d = outp_drivers (d))
+ grouper = casegrouper_create_splits (proc_open (ds), dict);
+ while (casegrouper_get_next_group (grouper, &group))
{
- if (!d->class->special)
- {
- d->cp_y += d->font_height; /* Blank line. */
- write_header (d);
- }
- else if (d->class == &html_class)
- {
- struct html_driver_ext *x = d->ext;
-
- assert (d->driver_open);
- if (x->sequence_no == 0 && !d->class->open_page (d))
- {
- msg (ME, _("Cannot open first page on HTML device %s."),
- d->name);
- return;
- }
+ struct ccase *ccase;
+ struct table *t;
+
+ group = casereader_project (group, &sc);
+ if (cmd.numbering == LST_NUMBERED)
+ group = casereader_create_arithmetic_sequence (group, 1, 1);
+ group = casereader_select (group, cmd.first - 1,
+ (cmd.last != LONG_MAX ? cmd.last
+ : CASENUMBER_MAX), cmd.step);
+
+ ccase = casereader_peek (group, 0);
+ if (ccase != NULL)
+ {
+ output_split_file_values (ds, ccase);
+ case_unref (ccase);
+ }
- fputs ("<TABLE BORDER=1>\n <TR>\n", x->file.file);
-
- {
- size_t i;
+ if (cmd.numbering == LST_NUMBERED)
+ {
+ struct fmt_spec fmt;
+ size_t col;
+ int width;
- for (i = 0; i < cmd.n_variables; i++)
- fprintf (x->file.file, " <TH><I><B>%s</B></I></TH>\n",
- cmd.v_variables[i]->name);
- }
+ width = cmd.last == LONG_MAX ? 5 : intlog10 (cmd.last);
+ fmt = fmt_for_output (FMT_F, width, 0);
+ col = caseproto_get_n_widths (casereader_get_proto (group)) - 1;
- fputs (" <TR>\n", x->file.file);
- }
+ t = table_from_casereader (group, col, _("Case Number"), &fmt);
+ }
else
- assert (0);
- }
-}
+ t = NULL;
-/* Writes the headers. Some of them might be vertical; most are
- probably horizontal. */
-static void
-write_header (struct outp_driver *d)
-{
- struct list_ext *prc = d->prc;
-
- if (!prc->header_rows)
- return;
-
- if (n_lines_remaining (d) < prc->header_rows + 1)
- {
- outp_eject_page (d);
- assert (n_lines_remaining (d) >= prc->header_rows + 1);
- }
-
- /* Design the header. */
- if (!prc->header)
- {
- size_t i;
- size_t x;
-
- /* Allocate, initialize header. */
- prc->header = xnmalloc (prc->header_rows, sizeof *prc->header);
- {
- int w = n_chars_width (d);
- for (i = 0; i < prc->header_rows; i++)
- {
- prc->header[i] = xmalloc (w + 1);
- memset (prc->header[i], ' ', w);
- }
- }
-
- /* Put in vertical names. */
- for (i = x = 0; i < prc->n_vertical; i++)
- {
- struct variable *v = cmd.v_variables[i];
- size_t j;
-
- memset (&prc->header[prc->header_rows - 1][x], '-', v->print.w);
- x += v->print.w - 1;
- for (j = 0; j < strlen (v->name); j++)
- prc->header[strlen (v->name) - j - 1][x] = v->name[j];
- x += 2;
- }
-
- /* Put in horizontal names. */
- for (; i < cmd.n_variables; i++)
- {
- struct variable *v = cmd.v_variables[i];
-
- memset (&prc->header[prc->header_rows - 1][x], '-',
- max (v->print.w, (int) strlen (v->name)));
- if ((int) strlen (v->name) < v->print.w)
- x += v->print.w - strlen (v->name);
- memcpy (&prc->header[0][x], v->name, strlen (v->name));
- x += strlen (v->name) + 1;
- }
-
- /* Add null bytes. */
- for (i = 0; i < prc->header_rows; i++)
- {
- for (x = n_chars_width (d); x >= 1; x--)
- if (prc->header[i][x - 1] != ' ')
- {
- prc->header[i][x] = 0;
- break;
- }
- assert (x);
- }
- }
-
- /* Write out the header, in back-to-front order except for the last line. */
- if (prc->header_rows >= 2)
- {
- size_t i;
-
- for (i = prc->header_rows - 1; i-- != 0; )
- write_line (d, prc->header[i]);
- }
- write_line (d, prc->header[prc->header_rows - 1]);
-}
-
-
-/* Frees up all the memory we've allocated. */
-static void
-clean_up (void)
-{
- struct outp_driver *d;
-
- for (d = outp_drivers (NULL); d; d = outp_drivers (d))
- if (d->class->special == 0)
- {
- struct list_ext *prc = d->prc;
- size_t i;
-
- if (prc->header)
- {
- for (i = 0; i < prc->header_rows; i++)
- free (prc->header[i]);
- free (prc->header);
- }
- free (prc);
-
- d->class->text_set_font_by_name (d, "PROP");
- }
- else if (d->class == &html_class)
- {
- if (d->driver_open && d->page_open)
- {
- struct html_driver_ext *x = d->ext;
-
- fputs ("</TABLE>\n", x->file.file);
- }
- }
- else
- assert (0);
-
- free (cmd.v_variables);
-}
-
-/* Writes string STRING at the current position. If the text would
- fall off the side of the page, then advance to the next line,
- indenting by amount INDENT. */
-static void
-write_varname (struct outp_driver *d, char *string, int indent)
-{
- struct outp_text text;
-
- text.options = OUTP_T_JUST_LEFT;
- ls_init (&text.s, string, strlen (string));
- d->class->text_metrics (d, &text);
-
- if (d->cp_x + text.h > d->width)
- {
- d->cp_y += d->font_height;
- if (d->cp_y + d->font_height > d->length)
- outp_eject_page (d);
- d->cp_x = indent;
- }
-
- text.x = d->cp_x;
- text.y = d->cp_y;
- d->class->text_draw (d, &text);
- d->cp_x += text.h;
-}
-
-/* When we can't fit all the values across the page, we write out all
- the variable names just once. This is where we do it. */
-static void
-write_fallback_headers (struct outp_driver *d)
-{
- const int max_width = n_chars_width(d) - 10;
-
- int index = 0;
- int width = 0;
- int line_number = 0;
-
- const char *Line = _("Line");
- char *leader = local_alloc (strlen (Line)
- + INT_STRLEN_BOUND (line_number) + 1 + 1);
-
- while (index < cmd.n_variables)
- {
- struct outp_text text;
-
- /* Ensure that there is enough room for a line of text. */
- if (d->cp_y + d->font_height > d->length)
- outp_eject_page (d);
-
- /* The leader is a string like `Line 1: '. Write the leader. */
- sprintf(leader, "%s %d:", Line, ++line_number);
- text.options = OUTP_T_JUST_LEFT;
- ls_init (&text.s, leader, strlen (leader));
- text.x = 0;
- text.y = d->cp_y;
- d->class->text_draw (d, &text);
- d->cp_x = text.h;
-
- goto entry;
- do
- {
- width++;
-
- entry:
- {
- int var_width = cmd.v_variables[index]->print.w;
- if (width + var_width > max_width && width != 0)
- {
- width = 0;
- d->cp_x = 0;
- d->cp_y += d->font_height;
- break;
- }
- width += var_width;
- }
-
- {
- char varname[10];
- sprintf (varname, " %s", cmd.v_variables[index]->name);
- write_varname (d, varname, text.h);
- }
- }
- while (++index < cmd.n_variables);
-
- }
- d->cp_x = 0;
- d->cp_y += d->font_height;
-
- local_free (leader);
-}
-
-/* There are three possible layouts for the LIST procedure:
-
- 1. If the values and their variables' name fit across the page,
- then they are listed across the page in that way.
-
- 2. If the values can fit across the page, but not the variable
- names, then as many variable names as necessary are printed
- vertically to compensate.
-
- 3. If not even the values can fit across the page, the variable
- names are listed just once, at the beginning, in a compact format,
- and the values are listed with a variable name label at the
- beginning of each line for easier reference.
-
- This is complicated by the fact that we have to do all this for
- every output driver, not just once. */
-static void
-determine_layout (void)
-{
- struct outp_driver *d;
-
- /* This is the largest page width of any driver, so we can tell what
- size buffer to allocate. */
- int largest_page_width = 0;
-
- for (d = outp_drivers (NULL); d; d = outp_drivers (d))
- {
- size_t column; /* Current column. */
- int width; /* Accumulated width. */
- int height; /* Height of vertical names. */
- int max_width; /* Page width. */
-
- struct list_ext *prc;
-
- if (d->class == &html_class)
- continue;
-
- assert (d->class->special == 0);
-
- if (!d->page_open)
- d->class->open_page (d);
-
- max_width = n_chars_width (d);
- largest_page_width = max (largest_page_width, max_width);
-
- prc = d->prc = xmalloc (sizeof *prc);
- prc->type = 0;
- prc->n_vertical = 0;
- prc->header = NULL;
-
- /* Try layout #1. */
- for (width = cmd.n_variables - 1, column = 0; column < cmd.n_variables; column++)
- {
- struct variable *v = cmd.v_variables[column];
- width += max (v->print.w, (int) strlen (v->name));
- }
- if (width <= max_width)
- {
- prc->header_rows = 2;
- d->class->text_set_font_by_name (d, "FIXED");
- continue;
- }
-
- /* Try layout #2. */
- for (width = cmd.n_variables - 1, height = 0, column = 0;
- column < cmd.n_variables && width <= max_width;
- column++)
+ for (i = 0; i < cmd.n_variables; i++)
{
- struct variable *v = cmd.v_variables[column];
- width += v->print.w;
- if (strlen (v->name) > height)
- height = strlen (v->name);
- }
-
- /* If it fit then we need to determine how many labels can be
- written horizontally. */
- if (width <= max_width && height <= SHORT_NAME_LEN)
- {
-#ifndef NDEBUG
- prc->n_vertical = SIZE_MAX;
-#endif
- for (column = cmd.n_variables; column-- != 0; )
- {
- struct variable *v = cmd.v_variables[column];
- int trial_width = (width - v->print.w
- + max (v->print.w, (int) strlen (v->name)));
-
- if (trial_width > max_width)
- {
- prc->n_vertical = column + 1;
- break;
- }
- width = trial_width;
- }
- assert (prc->n_vertical != SIZE_MAX);
+ const struct variable *var = cmd.v_variables[i];
+ struct table *c;
- prc->n_vertical = cmd.n_variables;
- /* Finally determine the length of the headers. */
- for (prc->header_rows = 0, column = 0;
- column < prc->n_vertical;
- column++)
- prc->header_rows = max (prc->header_rows,
- strlen (cmd.v_variables[column]->name));
- prc->header_rows++;
-
- d->class->text_set_font_by_name (d, "FIXED");
- continue;
- }
+ c = table_from_casereader (group, i, var_get_name (var),
+ var_get_print_format (var));
+ t = table_hpaste (t, c);
+ }
- /* Otherwise use the ugly fallback listing format. */
- prc->type = 1;
- prc->header_rows = 0;
+ casereader_destroy (group);
- d->cp_y += d->font_height;
- write_fallback_headers (d);
- d->cp_y += d->font_height;
- d->class->text_set_font_by_name (d, "FIXED");
+ table_item_submit (table_item_create (t, "Data List"));
}
+ ok = casegrouper_destroy (grouper);
+ ok = proc_commit (ds) && ok;
- line_buf = xmalloc (max (1022, largest_page_width) + 2);
-}
-
-/* Writes case C to output. */
-static bool
-list_cases (struct ccase *c, void *aux UNUSED)
-{
- struct outp_driver *d;
-
- case_idx++;
- if (case_idx < cmd.first || case_idx > cmd.last
- || (cmd.step != 1 && (case_idx - cmd.first) % cmd.step))
- return true;
-
- for (d = outp_drivers (NULL); d; d = outp_drivers (d))
- if (d->class->special == 0)
- {
- const struct list_ext *prc = d->prc;
- const int max_width = n_chars_width (d);
- int column;
- int x = 0;
-
- if (!prc->header_rows)
- x = nsprintf (line_buf, "%8s: ", cmd.v_variables[0]->name);
-
- for (column = 0; column < cmd.n_variables; column++)
- {
- struct variable *v = cmd.v_variables[column];
- int width;
-
- if (prc->type == 0 && column >= prc->n_vertical)
- width = max ((int) strlen (v->name), v->print.w);
- else
- width = v->print.w;
-
- if (width + x > max_width && x != 0)
- {
- if (!n_lines_remaining (d))
- {
- outp_eject_page (d);
- write_header (d);
- }
-
- line_buf[x] = 0;
- write_line (d, line_buf);
-
- x = 0;
- if (!prc->header_rows)
- x = nsprintf (line_buf, "%8s: ", v->name);
- }
-
- if (width > v->print.w)
- {
- memset(&line_buf[x], ' ', width - v->print.w);
- x += width - v->print.w;
- }
-
- if ((formats[v->print.type].cat & FCAT_STRING) || v->fv != -1)
- data_out (&line_buf[x], &v->print, case_data (c, v->fv));
- else
- {
- union value case_idx_value;
- case_idx_value.f = case_idx;
- data_out (&line_buf[x], &v->print, &case_idx_value);
- }
- x += v->print.w;
-
- line_buf[x++] = ' ';
- }
-
- if (!n_lines_remaining (d))
- {
- outp_eject_page (d);
- write_header (d);
- }
-
- line_buf[x] = 0;
- write_line (d, line_buf);
- }
- else if (d->class == &html_class)
- {
- struct html_driver_ext *x = d->ext;
- int column;
-
- fputs (" <TR>\n", x->file.file);
-
- for (column = 0; column < cmd.n_variables; column++)
- {
- struct variable *v = cmd.v_variables[column];
- char buf[41];
-
- if ((formats[v->print.type].cat & FCAT_STRING) || v->fv != -1)
- data_out (buf, &v->print, case_data (c, v->fv));
- else
- {
- union value case_idx_value;
- case_idx_value.f = case_idx;
- data_out (buf, &v->print, &case_idx_value);
- }
- buf[v->print.w] = 0;
-
- fprintf (x->file.file, " <TD ALIGN=RIGHT>%s</TD>\n",
- &buf[strspn (buf, " ")]);
- }
-
- fputs (" </TR>\n", x->file.file);
- }
- else
- assert (0);
+ subcase_destroy (&sc);
+ free (cmd.v_variables);
- return true;
+ return ok ? CMD_SUCCESS : CMD_CASCADING_FAILURE;
}
-/*
+/*
Local Variables:
mode: c
End:
projects / pspp-builds.git / blobdiff