X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Flanguage%2Fdictionary%2Fmissing-values.c;h=ace9948412f6fdf3a232fae8ee15cf31bf669afb;hb=81579d9e9f994fb2908f50af41c3eb033d216e58;hp=4610ab286c5b6c6addadb4fb7f1103758afe7837;hpb=f5c108becd49d78f4898cab11352291f5689d24e;p=pspp-builds.git

diff --git a/src/language/dictionary/missing-values.c b/src/language/dictionary/missing-values.c
index 4610ab28..ace99484 100644
--- a/src/language/dictionary/missing-values.c
+++ b/src/language/dictionary/missing-values.c
@@ -1,38 +1,35 @@
-/* PSPP - computes sample statistics.
-   Copyright (C) 1997-9, 2000, 2006 Free Software Foundation, Inc.
+/* PSPP - a program for statistical analysis.
+   Copyright (C) 1997-9, 2000, 2006, 2009, 2010, 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 <stdlib.h>
 
-#include <data/data-in.h>
-#include <data/missing-values.h>
-#include <data/procedure.h>
-#include <data/value.h>
-#include <data/variable.h>
-#include <language/command.h>
-#include <language/lexer/lexer.h>
-#include <language/lexer/variable-parser.h>
-#include <language/lexer/range-parser.h>
-#include <libpspp/magic.h>
-#include <libpspp/message.h>
-#include <libpspp/message.h>
-#include <libpspp/str.h>
+#include "data/data-in.h"
+#include "data/format.h"
+#include "data/missing-values.h"
+#include "data/procedure.h"
+#include "data/value.h"
+#include "data/variable.h"
+#include "language/command.h"
+#include "language/lexer/lexer.h"
+#include "language/lexer/value-parser.h"
+#include "language/lexer/variable-parser.h"
+#include "libpspp/message.h"
+#include "libpspp/str.h"
 
 #include "gettext.h"
 #define _(msgid) gettext (msgid)
@@ -40,29 +37,26 @@
 int
 cmd_missing_values (struct lexer *lexer, struct dataset *ds)
 {
-  struct variable **v;
+  struct variable **v = NULL;
   size_t nv;
 
   int retval = CMD_FAILURE;
   bool deferred_errors = false;
 
-  while (lex_token (lexer) != '.')
+  while (lex_token (lexer) != T_ENDCMD)
     {
       size_t i;
 
       if (!parse_variables (lexer, dataset_dict (ds), &v, &nv, PV_NONE))
         goto done;
 
-      if (!lex_match (lexer, '('))
-        {
-          lex_error (lexer, _("expecting `('"));
-          goto done;
-        }
+      if (!lex_force_match (lexer, T_LPAREN))
+        goto done;
 
       for (i = 0; i < nv; i++)
         var_clear_missing_values (v[i]);
 
-      if (!lex_match (lexer, ')'))
+      if (!lex_match (lexer, T_RPAREN))
         {
           struct missing_values mv;
 
@@ -80,7 +74,7 @@ cmd_missing_values (struct lexer *lexer, struct dataset *ds)
           if (var_is_numeric (v[0]))
             {
               mv_init (&mv, 0);
-              while (!lex_match (lexer, ')'))
+              while (!lex_match (lexer, T_RPAREN))
                 {
                   enum fmt_type type = var_get_print_format (v[0])->type;
                   double x, y;
@@ -91,44 +85,43 @@ cmd_missing_values (struct lexer *lexer, struct dataset *ds)
 
                   ok = (x == y
                         ? mv_add_num (&mv, x)
-                        : mv_add_num_range (&mv, x, y));
+                        : mv_add_range (&mv, x, y));
                   if (!ok)
                     deferred_errors = true;
 
-                  lex_match (lexer, ',');
+                  lex_match (lexer, T_COMMA);
                 }
             }
           else
             {
-	      struct string value;
-
-              mv_init (&mv, MAX_SHORT_STRING);
-              while (!lex_match (lexer, ')'))
+              mv_init (&mv, MV_MAX_STRING);
+              while (!lex_match (lexer, T_RPAREN))
                 {
+                  uint8_t value[MV_MAX_STRING];
+                  size_t length;
+
                   if (!lex_force_string (lexer))
                     {
                       deferred_errors = true;
                       break;
                     }
 
-		  ds_init_string (&value, lex_tokstr (lexer));
-
-                  if (ds_length (&value) > MAX_SHORT_STRING)
+                  length = ss_length (lex_tokss (lexer));
+                  if (length > MV_MAX_STRING)
                     {
-                      ds_truncate (&value, MAX_SHORT_STRING);
-                      msg (SE, _("Truncating missing value to short string "
-                                 "length (%d characters)."),
-                           MAX_SHORT_STRING);
+                      msg (SE, _("Truncating missing value to maximum "
+                                 "acceptable length (%d bytes)."),
+                           MV_MAX_STRING);
+                      length = MV_MAX_STRING;
                     }
-                  else
-                    ds_rpad (&value, MAX_SHORT_STRING, ' ');
+                  memset (value, ' ', MV_MAX_STRING);
+                  memcpy (value, ss_data (lex_tokss (lexer)), length);
 
-                  if (!mv_add_str (&mv, ds_data (&value)))
+                  if (!mv_add_str (&mv, value))
                     deferred_errors = true;
-		  ds_destroy (&value);
 
                   lex_get (lexer);
-                  lex_match (lexer, ',');
+                  lex_match (lexer, T_COMMA);
                 }
             }
 
@@ -144,9 +137,11 @@ cmd_missing_values (struct lexer *lexer, struct dataset *ds)
                   deferred_errors = true;
                 }
             }
+
+          mv_destroy (&mv);
         }
 
-      lex_match (lexer, '/');
+      lex_match (lexer, T_SLASH);
       free (v);
       v = NULL;
     }