X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Finpt-pgm.c;h=4bef8caa47aa4a7d212227a4b234300ab516201b;hb=7dc203206d3f3172474a4ec0f4dcab5364f4ce26;hp=69f5b0483db015877d4942ef5ec15196cbed4763;hpb=97d6c6f6b1922621ca013668eba9a9a9f71d60fe;p=pspp-builds.git

diff --git a/src/inpt-pgm.c b/src/inpt-pgm.c
index 69f5b048..4bef8caa 100644
--- a/src/inpt-pgm.c
+++ b/src/inpt-pgm.c
@@ -22,11 +22,13 @@
 #include <float.h>
 #include <stdlib.h>
 #include "alloc.h"
+#include "case.h"
 #include "command.h"
 #include "data-list.h"
-#include "dfm.h"
+#include "dfm-read.h"
+#include "dictionary.h"
 #include "error.h"
-#include "expr.h"
+#include "expressions/public.h"
 #include "file-handle.h"
 #include "lexer.h"
 #include "misc.h"
@@ -63,8 +65,7 @@ cmd_input_program (void)
 
   /* FIXME: we shouldn't do this here, but I'm afraid that other
      code will check the class of vfm_source. */
-  vfm_source = create_case_source (&input_program_source_class,
-                                   default_dict, NULL);
+  vfm_source = create_case_source (&input_program_source_class, NULL);
 
   return lex_end_of_command ();
 }
@@ -114,9 +115,6 @@ cmd_end_input_program (void)
   /* Put inp into vfm_source for later use. */
   vfm_source->aux = inp;
 
-  /* FIXME: we should use create_case_source() here. */
-  vfm_source->value_cnt = dict_get_next_value_idx (default_dict);
-
   return lex_end_of_command ();
 }
 
@@ -130,14 +128,14 @@ init_case (const struct input_program_pgm *inp, struct ccase *c)
     switch (inp->init[i]) 
       {
       case INP_NUMERIC | INP_INIT_ONCE:
-        c->data[i].f = 0.0;
+        case_data_rw (c, i)->f = 0.0;
         break;
       case INP_NUMERIC | INP_REINIT:
-        c->data[i].f = SYSMIS;
+        case_data_rw (c, i)->f = SYSMIS;
         break;
       case INP_STRING | INP_INIT_ONCE:
       case INP_STRING | INP_REINIT:
-        memset (c->data[i].s, ' ', sizeof c->data[i].s);
+        memset (case_data_rw (c, i)->s, ' ', sizeof case_data_rw (c, i)->s);
         break;
       default:
         assert (0);
@@ -156,12 +154,12 @@ clear_case (const struct input_program_pgm *inp, struct ccase *c)
       case INP_NUMERIC | INP_INIT_ONCE:
         break;
       case INP_NUMERIC | INP_REINIT:
-        c->data[i].f = SYSMIS;
+        case_data_rw (c, i)->f = SYSMIS;
         break;
       case INP_STRING | INP_INIT_ONCE:
         break;
       case INP_STRING | INP_REINIT:
-        memset (c->data[i].s, ' ', sizeof c->data[i].s);
+        memset (case_data_rw (c, i)->s, ' ', sizeof case_data_rw (c, i)->s);
         break;
       default:
         assert (0);
@@ -311,7 +309,7 @@ struct reread_trns
   {
     struct trns_header h;
 
-    struct file_handle *handle;	/* File to move file pointer back on. */
+    struct dfm_reader *reader;	/* File to move file pointer back on. */
     struct expression *column;	/* Column to reset file pointer to. */
   };
 
@@ -319,16 +317,11 @@ struct reread_trns
 int
 cmd_reread (void)
 {
-  /* File to be re-read. */
-  struct file_handle *h;
-  
-  /* Expression for column to set file pointer to. */
-  struct expression *e;
+  struct file_handle *fh;       /* File to be re-read. */
+  struct expression *e;         /* Expression for column to set. */
+  struct reread_trns *t;        /* Created transformation. */
 
-  /* Created transformation. */
-  struct reread_trns *t;
-
-  h = default_handle;
+  fh = default_handle;
   e = NULL;
   while (token != '.')
     {
@@ -343,15 +336,15 @@ cmd_reread (void)
 	      return CMD_FAILURE;
 	    }
 	  
-	  e = expr_parse (EXPR_NUMERIC);
+	  e = expr_parse (default_dict, EXPR_NUMBER);
 	  if (!e)
 	    return CMD_FAILURE;
 	}
       else if (lex_match_id ("FILE"))
 	{
 	  lex_match ('=');
-          h = fh_parse_file_handle ();
-	  if (h == NULL)
+          fh = fh_parse ();
+	  if (fh == NULL)
 	    {
 	      expr_free (e);
 	      return CMD_FAILURE;
@@ -368,7 +361,7 @@ cmd_reread (void)
   t = xmalloc (sizeof *t);
   t->h.proc = reread_trns_proc;
   t->h.free = reread_trns_free;
-  t->handle = h;
+  t->reader = dfm_open_reader (fh);
   t->column = e;
   add_transformation ((struct trns_header *) t);
 
@@ -383,29 +376,29 @@ reread_trns_proc (struct trns_header * pt, struct ccase * c,
   struct reread_trns *t = (struct reread_trns *) pt;
 
   if (t->column == NULL)
-    dfm_bkwd_record (t->handle, 1);
+    dfm_reread_record (t->reader, 1);
   else
     {
-      union value column;
-
-      expr_evaluate (t->column, c, case_num, &column);
-      if (!finite (column.f) || column.f < 1)
+      double column = expr_evaluate_num (t->column, c, case_num);
+      if (!finite (column) || column < 1)
 	{
 	  msg (SE, _("REREAD: Column numbers must be positive finite "
 	       "numbers.  Column set to 1."));
-	  dfm_bkwd_record (t->handle, 1);
+	  dfm_reread_record (t->reader, 1);
 	}
       else
-	dfm_bkwd_record (t->handle, column.f);
+	dfm_reread_record (t->reader, column);
     }
   return -1;
 }
 
 /* Frees a REREAD transformation. */
 static void
-reread_trns_free (struct trns_header * t)
+reread_trns_free (struct trns_header *t_)
 {
-  expr_free (((struct reread_trns *) t)->column);
+  struct reread_trns *t = (struct reread_trns *) t_;
+  expr_free (t->column);
+  dfm_close_reader (t->reader);
 }
 
 /* Parses END FILE command. */