X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Flanguage%2Fstats%2Fcorrelations.q;h=1bb7682e5ed55a73b71f017609eba456f796f0b8;hb=f5c108becd49d78f4898cab11352291f5689d24e;hp=4564ec2cfa721e576ff13f1873b2ca2d03e2f3c8;hpb=244ade48f9c233532cc535d3233fdef53bf9266b;p=pspp-builds.git

diff --git a/src/language/stats/correlations.q b/src/language/stats/correlations.q
index 4564ec2c..1bb7682e 100644
--- a/src/language/stats/correlations.q
+++ b/src/language/stats/correlations.q
@@ -1,6 +1,5 @@
 /* PSPP - computes sample statistics.
    Copyright (C) 1997-9, 2000 Free Software Foundation, Inc.
-   Written by Ben Pfaff <blp@gnu.org>.
 
    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public License as
@@ -37,7 +36,7 @@
 struct cor_set
   {
     struct cor_set *next;
-    struct variable **v1, **v2;
+    const struct variable **v1, **v2;
     size_t nv1, nv2;
   };
 
@@ -46,12 +45,12 @@ static struct cor_set *cor_list, *cor_last;
 static struct file_handle *matrix_file;
 
 static void free_correlations_state (void);
-static int internal_cmd_correlations (struct dataset *ds);
+static int internal_cmd_correlations (struct lexer *lexer, struct dataset *ds);
 
 int
-cmd_correlations (struct dataset *ds)
+cmd_correlations (struct lexer *lexer, struct dataset *ds)
 {
-  int result = internal_cmd_correlations (ds);
+  int result = internal_cmd_correlations (lexer, ds);
   free_correlations_state ();
   return result;
 }
@@ -71,14 +70,14 @@ cmd_correlations (struct dataset *ds)
 /* (functions) */
 
 int
-internal_cmd_correlations (struct dataset *ds)
+internal_cmd_correlations (struct lexer *lexer, struct dataset *ds)
 {
   struct cmd_correlations cmd;
 
   cor_list = cor_last = NULL;
   matrix_file = NULL;
 
-  if (!parse_correlations (ds, &cmd, NULL))
+  if (!parse_correlations (lexer, ds, &cmd, NULL))
     return CMD_FAILURE;
 
   free_correlations (&cmd);
@@ -87,26 +86,26 @@ internal_cmd_correlations (struct dataset *ds)
 }
 
 static int
-cor_custom_variables (struct dataset *ds, struct cmd_correlations *cmd UNUSED, void *aux UNUSED)
+cor_custom_variables (struct lexer *lexer, struct dataset *ds, struct cmd_correlations *cmd UNUSED, void *aux UNUSED)
 {
-  struct variable **v1, **v2;
+  const struct variable **v1, **v2;
   size_t nv1, nv2;
   struct cor_set *cor;
 
   /* Ensure that this is a VARIABLES subcommand. */
-  if (!lex_match_id ("VARIABLES")
-      && (token != T_ID || dict_lookup_var (dataset_dict (ds), tokid) != NULL)
-      && token != T_ALL)
+  if (!lex_match_id (lexer, "VARIABLES")
+      && (lex_token (lexer) != T_ID || dict_lookup_var (dataset_dict (ds), lex_tokid (lexer)) != NULL)
+      && lex_token (lexer) != T_ALL)
     return 2;
-  lex_match ('=');
+  lex_match (lexer, '=');
 
-  if (!parse_variables (dataset_dict (ds), &v1, &nv1,
+  if (!parse_variables_const (lexer, dataset_dict (ds), &v1, &nv1,
 			PV_NO_DUPLICATE | PV_NUMERIC))
     return 0;
-  
-  if (lex_match (T_WITH))
+
+  if (lex_match (lexer, T_WITH))
     {
-      if (!parse_variables (dataset_dict (ds), &v2, &nv2,
+      if (!parse_variables_const (lexer, dataset_dict (ds), &v2, &nv2,
 			    PV_NO_DUPLICATE | PV_NUMERIC))
 	{
 	  free (v1);
@@ -129,26 +128,26 @@ cor_custom_variables (struct dataset *ds, struct cmd_correlations *cmd UNUSED, v
     cor_last = cor_last->next = cor;
   else
     cor_list = cor_last = cor;
-  
+
   return 1;
 }
 
 static int
-cor_custom_matrix (struct dataset *ds UNUSED, struct cmd_correlations *cmd UNUSED, void *aux UNUSED)
+cor_custom_matrix (struct lexer *lexer, struct dataset *ds UNUSED, struct cmd_correlations *cmd UNUSED, void *aux UNUSED)
 {
-  if (!lex_force_match ('('))
+  if (!lex_force_match (lexer, '('))
     return 0;
-  
-  if (lex_match ('*'))
+
+  if (lex_match (lexer, '*'))
     matrix_file = NULL;
-  else 
+  else
     {
-      matrix_file = fh_parse (FH_REF_FILE);
+      matrix_file = fh_parse (lexer, FH_REF_FILE);
       if (matrix_file == NULL)
-        return 0; 
+        return 0;
     }
 
-  if (!lex_force_match (')'))
+  if (!lex_force_match (lexer, ')'))
     return 0;
 
   return 1;