lexer: Reimplement for better testability and internationalization.
[pspp-builds.git] / src / language / stats / npar.c
index 3f2bae298ef45669cd6331f896c160d0988ff465..a572e09f56cbbcccc2b0bba90dc150db5f239cf7 100644 (file)
@@ -1,5 +1,5 @@
 /* PSPP - a program for statistical analysis. -*-c-*-
-   Copyright (C) 2006, 2008, 2009, 2010 Free Software Foundation, Inc.
+   Copyright (C) 2006, 2008, 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
 
 #include <config.h>
 
-#include <language/stats/npar.h>
-#include "npar-summary.h"
+#include "language/stats/npar.h"
 
 #include <stdlib.h>
 #include <math.h>
 
-#include "xalloc.h"
-
-#include <data/case.h>
-#include <data/casegrouper.h>
-#include <data/casereader.h>
-#include <data/dictionary.h>
-#include <data/procedure.h>
-#include <data/settings.h>
-#include <data/variable.h>
-#include <libpspp/array.h>
-#include <libpspp/assertion.h>
-#include <libpspp/cast.h>
-#include <libpspp/hmapx.h>
-#include <libpspp/hash-functions.h>
-#include <libpspp/message.h>
-#include <libpspp/pool.h>
-#include <libpspp/str.h>
-#include <libpspp/taint.h>
-#include <language/command.h>
-#include <language/lexer/lexer.h>
-#include <language/lexer/variable-parser.h>
-#include <language/lexer/value-parser.h>
-#include <language/stats/binomial.h>
-#include <language/stats/chisquare.h>
-#include <language/stats/cochran.h>
-#include <language/stats/runs.h>
-#include <language/stats/friedman.h>
-#include <language/stats/kruskal-wallis.h>
-#include <language/stats/mann-whitney.h>
-#include <language/stats/wilcoxon.h>
-#include <language/stats/sign.h>
-#include <math/moments.h>
+#include "data/case.h"
+#include "data/casegrouper.h"
+#include "data/casereader.h"
+#include "data/dictionary.h"
+#include "data/procedure.h"
+#include "data/settings.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 "language/stats/binomial.h"
+#include "language/stats/chisquare.h"
+#include "language/stats/cochran.h"
+#include "language/stats/friedman.h"
+#include "language/stats/kruskal-wallis.h"
+#include "language/stats/mann-whitney.h"
+#include "language/stats/npar-summary.h"
+#include "language/stats/runs.h"
+#include "language/stats/sign.h"
+#include "language/stats/wilcoxon.h"
+#include "libpspp/array.h"
+#include "libpspp/assertion.h"
+#include "libpspp/cast.h"
+#include "libpspp/hash-functions.h"
+#include "libpspp/hmapx.h"
+#include "libpspp/message.h"
+#include "libpspp/pool.h"
+#include "libpspp/str.h"
+#include "libpspp/taint.h"
+#include "math/moments.h"
+
+#include "gl/xalloc.h"
 
 #include "gettext.h"
 #define _(msgid) gettext (msgid)
@@ -258,8 +258,8 @@ parse_npar_tests (struct lexer *lexer, struct dataset *ds, struct cmd_npar_tests
               NOT_REACHED ();
             }
         }
-      else if (lex_match_hyphenated_word (lexer, "K-W") ||
-              lex_match_hyphenated_word (lexer, "KRUSKAL-WALLIS"))
+      else if (lex_match_phrase (lexer, "K-W") ||
+              lex_match_phrase (lexer, "KRUSKAL-WALLIS"))
         {
           lex_match (lexer, T_EQUALS);
           npt->kruskal_wallis++;
@@ -276,8 +276,8 @@ parse_npar_tests (struct lexer *lexer, struct dataset *ds, struct cmd_npar_tests
               NOT_REACHED ();
             }
         }
-      else if (lex_match_hyphenated_word (lexer, "M-W") ||
-              lex_match_hyphenated_word (lexer, "MANN-WHITNEY"))
+      else if (lex_match_phrase (lexer, "M-W") ||
+              lex_match_phrase (lexer, "MANN-WHITNEY"))
         {
           lex_match (lexer, T_EQUALS);
           npt->mann_whitney++;
@@ -759,44 +759,39 @@ npar_chisquare (struct lexer *lexer, struct dataset *ds,
 
   cstp->n_expected = 0;
   cstp->expected = NULL;
-  if ( lex_match (lexer, T_SLASH) )
+  if (lex_match_phrase (lexer, "/EXPECTED"))
     {
-      if ( lex_match_id (lexer, "EXPECTED") )
-       {
-         lex_force_match (lexer, T_EQUALS);
-         if ( ! lex_match_id (lexer, "EQUAL") )
-           {
-             double f;
-             int n;
-             while ( lex_is_number (lexer) )
-               {
-                 int i;
-                 n = 1;
-                 f = lex_number (lexer);
-                 lex_get (lexer);
-                 if ( lex_match (lexer, T_ASTERISK))
-                   {
-                     n = f;
-                     f = lex_number (lexer);
-                     lex_get (lexer);
-                   }
-                 lex_match (lexer, T_COMMA);
-
-                 cstp->n_expected += n;
-                 cstp->expected = pool_realloc (specs->pool,
-                                                cstp->expected,
-                                                sizeof (double) *
-                                                cstp->n_expected);
-                 for ( i = cstp->n_expected - n ;
-                       i < cstp->n_expected;
-                       ++i )
-                   cstp->expected[i] = f;
+      lex_force_match (lexer, T_EQUALS);
+      if ( ! lex_match_id (lexer, "EQUAL") )
+        {
+          double f;
+          int n;
+          while ( lex_is_number (lexer) )
+            {
+              int i;
+              n = 1;
+              f = lex_number (lexer);
+              lex_get (lexer);
+              if ( lex_match (lexer, T_ASTERISK))
+                {
+                  n = f;
+                  f = lex_number (lexer);
+                  lex_get (lexer);
+                }
+              lex_match (lexer, T_COMMA);
 
-               }
-           }
-       }
-      else
-        retval = 3;
+              cstp->n_expected += n;
+              cstp->expected = pool_realloc (specs->pool,
+                                             cstp->expected,
+                                             sizeof (double) *
+                                             cstp->n_expected);
+              for ( i = cstp->n_expected - n ;
+                    i < cstp->n_expected;
+                    ++i )
+                cstp->expected[i] = f;
+
+            }
+        }
     }
 
   if ( cstp->ranged && cstp->n_expected > 0 &&
@@ -828,7 +823,7 @@ npar_binomial (struct lexer *lexer, struct dataset *ds,
   struct binomial_test *btp = pool_alloc (specs->pool, sizeof (*btp));
   struct one_sample_test *tp = &btp->parent;
   struct npar_test *nt = &tp->parent;
-  bool equals;
+  bool equals = false;
 
   nt->execute = binomial_execute;
   nt->insert_variables = one_sample_insert_variables;