X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Flanguage%2Fsyntax-file.c;h=286ce1e3e21f124085ed6bdd0ada92d5533af104;hb=086322fd8c85a303ba6f552950d6f057f2867add;hp=dde807c37c9c4409cc54b2d6049bc859679ee137;hpb=68f08c4bb53fcde16035b622bdb6e9529f9cf3ae;p=pspp-builds.git

diff --git a/src/language/syntax-file.c b/src/language/syntax-file.c
index dde807c3..286ce1e3 100644
--- a/src/language/syntax-file.c
+++ b/src/language/syntax-file.c
@@ -1,5 +1,5 @@
 /* PSPP - a program for statistical analysis.
-   Copyright (C) 1997-9, 2000 Free Software Foundation, Inc.
+   Copyright (C) 1997-9, 2000, 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
@@ -16,36 +16,33 @@
 
 #include <config.h>
 
-#include "syntax-file.h"
+#include "language/syntax-file.h"
 
 #include <stdio.h>
 #include <errno.h>
+#include <stdint.h>
 #include <stdlib.h>
 
-#include <data/file-name.h>
-#include <data/settings.h>
-#include <data/variable.h>
-#include <language/command.h>
-#include <language/lexer/lexer.h>
-#include <libpspp/alloc.h>
-#include <libpspp/assertion.h>
-#include <libpspp/message.h>
-#include <libpspp/message.h>
-#include <libpspp/str.h>
-#include <libpspp/verbose-msg.h>
-#include <libpspp/version.h>
-#include <output/table.h>
-
-#include <libpspp/ll.h>
-
-#include "prompt.h"
+#include "data/file-name.h"
+#include "data/settings.h"
+#include "data/variable.h"
+#include "language/command.h"
+#include "language/lexer/lexer.h"
+#include "language/prompt.h"
+#include "libpspp/assertion.h"
+#include "libpspp/cast.h"
+#include "libpspp/getl.h"
+#include "libpspp/ll.h"
+#include "libpspp/message.h"
+#include "libpspp/str.h"
+#include "libpspp/version.h"
+#include "output/tab.h"
+
+#include "gl/xalloc.h"
 
 #include "gettext.h"
 #define _(msgid) gettext (msgid)
 
-#include <libpspp/getl.h>
-
-
 struct syntax_file_source
   {
     struct getl_interface parent ;
@@ -60,14 +57,16 @@ struct syntax_file_source
 static const char *
 name (const struct getl_interface *s)
 {
-  const struct syntax_file_source *sfs = (const struct syntax_file_source *) s;
+  const struct syntax_file_source *sfs = UP_CAST (s, struct syntax_file_source,
+                                                  parent);
   return sfs->fn;
 }
 
 static int
 line_number (const struct getl_interface *s)
 {
-  const struct syntax_file_source *sfs = (const struct syntax_file_source *) s;
+  const struct syntax_file_source *sfs = UP_CAST (s, struct syntax_file_source,
+                                                  parent);
   return sfs->ln;
 }
 
@@ -78,47 +77,36 @@ static bool
 read_syntax_file (struct getl_interface *s,
                   struct string *line)
 {
-  struct syntax_file_source *sfs = (struct syntax_file_source *) s;
+  struct syntax_file_source *sfs = UP_CAST (s, struct syntax_file_source,
+                                            parent);
 
-  /* Open file, if not yet opened. */
   if (sfs->syntax_file == NULL)
-    {
-      verbose_msg (1, _("opening \"%s\" as syntax file"), sfs->fn);
-      sfs->syntax_file = fn_open (sfs->fn, "r");
-
-      if (sfs->syntax_file == NULL)
-        {
-          msg (ME, _("Opening `%s': %s."), sfs->fn, strerror (errno));
-          return false;
-        }
-    }
+    return false;
 
   /* Read line from file and remove new-line.
      Skip initial "#! /usr/bin/pspp" line. */
   do
     {
       sfs->ln++;
-      if (!ds_read_line (line, sfs->syntax_file))
+      ds_clear (line);
+      if (!ds_read_line (line, sfs->syntax_file, SIZE_MAX))
         {
           if (ferror (sfs->syntax_file))
             msg (ME, _("Reading `%s': %s."), sfs->fn, strerror (errno));
           return false;
         }
-      ds_chomp (line, '\n');
+      ds_chomp_byte (line, '\n');
     }
   while (sfs->ln == 1 && !memcmp (ds_cstr (line), "#!", 2));
 
-  /* Echo to listing file, if configured to do so. */
-  if (get_echo ())
-    tab_output_text (TAB_LEFT | TAB_FIX, ds_cstr (line));
-
   return true;
 }
 
 static void
 syntax_close (struct getl_interface *s)
 {
-  struct syntax_file_source *sfs = (struct syntax_file_source *) s;
+  struct syntax_file_source *sfs = UP_CAST (s, struct syntax_file_source,
+                                            parent);
 
   if (sfs->syntax_file && EOF == fn_close (sfs->fn, sfs->syntax_file))
     msg (MW, _("Closing `%s': %s."), sfs->fn, strerror (errno));
@@ -140,6 +128,9 @@ create_syntax_file_source (const char *fn)
   struct syntax_file_source *ss = xzalloc (sizeof (*ss));
 
   ss->fn = xstrdup (fn);
+  ss->syntax_file = fn_open (ss->fn, "r");
+  if (ss->syntax_file == NULL)
+    msg (ME, _("Opening `%s': %s."), ss->fn, strerror (errno));
 
   ss->parent.interactive = always_false;
   ss->parent.read = read_syntax_file ;
@@ -148,6 +139,6 @@ create_syntax_file_source (const char *fn)
   ss->parent.name = name ;
   ss->parent.location = line_number;
 
-  return (struct getl_interface *) ss;
+  return &ss->parent;
 }