X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Flanguage%2Fdata-io%2Fget.c;h=6e99187ba11c5a311d137b2f6be1dbc0990ae3ed;hb=8d6bfdd2a100bf8166b3b0b3f006d46f3e7a59e9;hp=466d2a522c99b8be783c5502c7d37c2cff0929c0;hpb=9e24f9a5c52650da0700066e8d9e72261c6492ad;p=pspp

diff --git a/src/language/data-io/get.c b/src/language/data-io/get.c
index 466d2a522c..6e99187ba1 100644
--- a/src/language/data-io/get.c
+++ b/src/language/data-io/get.c
@@ -1,5 +1,5 @@
 /* PSPP - a program for statistical analysis.
-   Copyright (C) 1997-9, 2000, 2006, 2007, 2010, 2011 Free Software Foundation, Inc.
+   Copyright (C) 1997-9, 2000, 2006-2007, 2010-15 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
@@ -31,6 +31,7 @@
 #include "language/lexer/lexer.h"
 #include "libpspp/compiler.h"
 #include "libpspp/misc.h"
+#include "libpspp/message.h"
 #include "libpspp/str.h"
 
 #include "gl/xalloc.h"
@@ -66,12 +67,15 @@ cmd_import (struct lexer *lexer, struct dataset *ds)
 
 /* Parses a GET or IMPORT command. */
 static int
-parse_read_command (struct lexer *lexer, struct dataset *ds, enum reader_command type)
+parse_read_command (struct lexer *lexer, struct dataset *ds,
+                    enum reader_command command)
 {
   struct casereader *reader = NULL;
   struct file_handle *fh = NULL;
   struct dictionary *dict = NULL;
   struct case_map *map = NULL;
+  struct case_map_stage *stage = NULL;
+  char *encoding = NULL;
 
   for (;;)
     {
@@ -82,21 +86,30 @@ parse_read_command (struct lexer *lexer, struct dataset *ds, enum reader_command
 	  lex_match (lexer, T_EQUALS);
 
           fh_unref (fh);
-	  fh = fh_parse (lexer, FH_REF_FILE | FH_REF_SCRATCH);
+	  fh = fh_parse (lexer, FH_REF_FILE, NULL);
 	  if (fh == NULL)
             goto error;
 	}
-      else if (type == IMPORT_CMD && lex_match_id (lexer, "TYPE"))
+      else if (command == GET_CMD && lex_match_id (lexer, "ENCODING"))
+        {
+	  lex_match (lexer, T_EQUALS);
+
+          if (!lex_force_string (lexer))
+            goto error;
+
+          free (encoding);
+          encoding = ss_xstrdup (lex_tokss (lexer));
+
+          lex_get (lexer);
+        }
+      else if (command == IMPORT_CMD && lex_match_id (lexer, "TYPE"))
 	{
 	  lex_match (lexer, T_EQUALS);
 
-	  if (lex_match_id (lexer, "COMM"))
-	    type = PFM_COMM;
-	  else if (lex_match_id (lexer, "TAPE"))
-	    type = PFM_TAPE;
-	  else
+	  if (!lex_match_id (lexer, "COMM")
+              && !lex_match_id (lexer, "TAPE"))
 	    {
-	      lex_error (lexer, _("expecting %s or %s"), "COMM", "TAPE");
+	      lex_error_expecting (lexer, "COMM", "TAPE", NULL_SENTINEL);
               goto error;
 	    }
 	}
@@ -106,15 +119,22 @@ parse_read_command (struct lexer *lexer, struct dataset *ds, enum reader_command
 
   if (fh == NULL)
     {
-      lex_sbc_missing (lexer, "FILE");
+      lex_sbc_missing ("FILE");
       goto error;
     }
 
-  reader = any_reader_open (fh, &dict);
+  reader = any_reader_open_and_decode (fh, encoding, &dict, NULL);
   if (reader == NULL)
     goto error;
 
-  case_map_prepare_dict (dict);
+  if (dict_get_var_cnt (dict) == 0)
+    {
+      msg (SE, _("%s: Data file dictionary has no variables."),
+           fh_get_name (fh));
+      goto error;
+    }
+
+  stage = case_map_stage_create (dict);
 
   while (lex_token (lexer) != T_ENDCMD)
     {
@@ -124,7 +144,8 @@ parse_read_command (struct lexer *lexer, struct dataset *ds, enum reader_command
     }
   dict_compact_values (dict);
 
-  map = case_map_from_dict (dict);
+  map = case_map_stage_get_case_map (stage);
+  case_map_stage_destroy (stage);
   if (map != NULL)
     reader = case_map_create_input_translator (map, reader);
 
@@ -132,12 +153,15 @@ parse_read_command (struct lexer *lexer, struct dataset *ds, enum reader_command
   dataset_set_source (ds, reader);
 
   fh_unref (fh);
+  free (encoding);
   return CMD_SUCCESS;
 
  error:
+  case_map_stage_destroy (stage);
   fh_unref (fh);
   casereader_destroy (reader);
   if (dict != NULL)
-    dict_destroy (dict);
+    dict_unref (dict);
+  free (encoding);
   return CMD_CASCADING_FAILURE;
 }