/* PSPP - computes sample statistics.
- Copyright (C) 1997-9, 2000 Free Software Foundation, Inc.
- Written by Ben Pfaff <blp@gnu.org>.
+ Copyright (C) 1997-9, 2000, 2007 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
#include "gettext.h"
#define _(msgid) gettext (msgid)
-static int get_title (const char *cmd, char **title);
+static int get_title (struct lexer *, const char *cmd, char **title);
int
-cmd_title (void)
+cmd_title (struct lexer *lexer, struct dataset *ds UNUSED)
{
- return get_title ("TITLE", &outp_title);
+ return get_title (lexer, "TITLE", &outp_title);
}
int
-cmd_subtitle (void)
+cmd_subtitle (struct lexer *lexer, struct dataset *ds UNUSED)
{
- return get_title ("SUBTITLE", &outp_subtitle);
+ return get_title (lexer, "SUBTITLE", &outp_subtitle);
}
static int
-get_title (const char *cmd, char **title)
+get_title (struct lexer *lexer, const char *cmd, char **title)
{
int c;
- c = lex_look_ahead ();
+ c = lex_look_ahead (lexer);
if (c == '"' || c == '\'')
{
- lex_get ();
- if (!lex_force_string ())
+ lex_get (lexer);
+ if (!lex_force_string (lexer))
return CMD_FAILURE;
if (*title)
free (*title);
- *title = xstrdup (ds_c_str (&tokstr));
- lex_get ();
- if (token != '.')
+ *title = ds_xstrdup (lex_tokstr (lexer));
+ lex_get (lexer);
+ if (lex_token (lexer) != '.')
{
msg (SE, _("%s: `.' expected after string."), cmd);
return CMD_FAILURE;
if (*title)
free (*title);
- *title = xstrdup (lex_rest_of_line (NULL));
- lex_discard_line ();
+ *title = xstrdup (lex_rest_of_line (lexer));
+ lex_discard_line (lexer);
for (cp = *title; *cp; cp++)
*cp = toupper ((unsigned char) (*cp));
- token = '.';
}
return CMD_SUCCESS;
}
/* Performs the FILE LABEL command. */
int
-cmd_file_label (void)
+cmd_file_label (struct lexer *lexer, struct dataset *ds)
{
const char *label;
- label = lex_rest_of_line (NULL);
- lex_discard_line ();
+ label = lex_rest_of_line (lexer);
+ lex_discard_line (lexer);
while (isspace ((unsigned char) *label))
label++;
- dict_set_label (default_dict, label);
- token = '.';
+ dict_set_label (dataset_dict (ds), label);
return CMD_SUCCESS;
}
-/* Add LINE as a line of document information to default_dict,
- indented by INDENT spaces. */
+/* Add entry date line to DICT's documents. */
static void
-add_document_line (const char *line, int indent)
+add_document_trailer (struct dictionary *dict)
{
- const char *old_documents;
- size_t old_len;
- char *new_documents;
+ char buf[64];
- old_documents = dict_get_documents (default_dict);
- old_len = old_documents != NULL ? strlen (old_documents) : 0;
- new_documents = xmalloc (old_len + 81);
-
- memcpy (new_documents, old_documents, old_len);
- memset (new_documents + old_len, ' ', indent);
- buf_copy_str_rpad (new_documents + old_len + indent, 80 - indent, line);
- new_documents[old_len + 80] = '\0';
-
- dict_set_documents (default_dict, new_documents);
-
- free (new_documents);
+ sprintf (buf, _(" (Entered %s)"), get_start_date ());
+ dict_add_document_line (dict, buf);
}
/* Performs the DOCUMENT command. */
int
-cmd_document (void)
+cmd_document (struct lexer *lexer, struct dataset *ds)
{
- /* Add a few header lines for reference. */
- {
- char buf[256];
-
- if (dict_get_documents (default_dict) != NULL)
- add_document_line ("", 0);
-
- sprintf (buf, _("Document entered %s by %s:"), get_start_date (), version);
- add_document_line (buf, 1);
- }
+ struct dictionary *dict = dataset_dict (ds);
+ struct string line = DS_EMPTY_INITIALIZER;
+ bool end_dot;
- for (;;)
+ do
{
- int had_dot;
- const char *orig_line;
- char *copy_line;
-
- orig_line = lex_rest_of_line (&had_dot);
- lex_discard_line ();
- while (isspace ((unsigned char) *orig_line))
- orig_line++;
-
- copy_line = xmalloc (strlen (orig_line) + 2);
- strcpy (copy_line, orig_line);
- if (had_dot)
- strcat (copy_line, ".");
-
- add_document_line (copy_line, 3);
- free (copy_line);
-
- lex_get_line ();
- if (had_dot)
- break;
+ end_dot = lex_end_dot (lexer);
+ ds_assign_string (&line, lex_entire_line_ds (lexer));
+ if (end_dot)
+ ds_put_char (&line, '.');
+ dict_add_document_line (dict, ds_cstr (&line));
+
+ lex_discard_line (lexer);
+ lex_get_line (lexer);
}
+ while (!end_dot);
+
+ add_document_trailer (dict);
- token = '.';
return CMD_SUCCESS;
}
/* Performs the DROP DOCUMENTS command. */
int
-cmd_drop_documents (void)
+cmd_drop_documents (struct lexer *lexer, struct dataset *ds)
{
- dict_set_documents (default_dict, NULL);
+ dict_clear_documents (dataset_dict (ds));
+
+ return lex_end_of_command (lexer);
+}
+
+
+/* Performs the ADD DOCUMENTS command. */
+int
+cmd_add_documents (struct lexer *lexer, struct dataset *ds)
+{
+ struct dictionary *dict = dataset_dict (ds);
+
+ if ( ! lex_force_string (lexer) )
+ return CMD_FAILURE;
+
+ while ( lex_is_string (lexer))
+ {
+ dict_add_document_line (dict, ds_cstr (lex_tokstr (lexer)));
+ lex_get (lexer);
+ }
+
+ add_document_trailer (dict);
- return lex_end_of_command ();
+ return lex_end_of_command (lexer) ;
}