Encapsulated lexer and updated calling functions accordingly.

[pspp-builds.git] / src / language / stats / examine.q

diff --git a/src/language/stats/examine.q b/src/language/stats/examine.q
index 44e7125d29bf1b6846b11b1c1e0ceb607eb71f5a..3aa9e4f080a0a8a1f40b125257c2c7334fbf7550 100644 (file)
--- a/src/language/stats/examine.q
+++ b/src/language/stats/examine.q
@@ -64,9 +64,9 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
    *^variables=custom;
    +total=custom;
    +nototal=custom;
-   +missing=miss:pairwise/!listwise,
-   rep:report/!noreport,
-   incl:include/!exclude;
+   missing=miss:pairwise/!listwise,
+           rep:report/!noreport,
+           incl:include/!exclude;
    +compare=cmp:variables/!groups;
    +percentiles=custom;
    +id=var;
@@ -110,7 +110,7 @@ static struct factor *factors=0;
 static struct metrics *totals=0;
 
 /* Parse the clause specifying the factors */
-static int examine_parse_independent_vars(struct cmd_examine *cmd);
+static int examine_parse_independent_vars (struct lexer *lexer, const struct dictionary *dict, struct cmd_examine *cmd);
 
 
 
@@ -151,8 +151,8 @@ void box_plot_variables(const struct factor *fctr,
 
 
 /* Per Split function */
-static bool run_examine(const struct ccase *,
-                        const struct casefile *cf, void *cmd_);
+static bool run_examine (const struct ccase *,
+                        const struct casefile *cf, void *cmd_, const struct dataset *);
 
 static void output_examine(void);
 
@@ -191,14 +191,14 @@ static short sbc_percentile;
 
 
 int
-cmd_examine(void)
+cmd_examine (struct lexer *lexer, struct dataset *ds)
 {
   bool ok;
 
   subc_list_double_create(&percentile_list);
   percentile_algorithm = PC_HAVERAGE;
 
-  if ( !parse_examine(&cmd, NULL) )
+  if ( !parse_examine (lexer, ds, &cmd, NULL) )
     return CMD_FAILURE;
 
   /* If /MISSING=INCLUDE is set, then user missing values are ignored */
@@ -222,7 +222,7 @@ cmd_examine(void)
       subc_list_double_push(&percentile_list, 75);
     }
 
-  ok = multipass_procedure_with_splits (run_examine, &cmd);
+  ok = multipass_procedure_with_splits (ds, run_examine, &cmd);
 
   if ( totals ) 
     {
@@ -279,6 +279,12 @@ output_examine(void)
       if ( cmd.sbc_plot) 
        {
          int v;
+         if ( cmd.a_plot[XMN_PLT_STEMLEAF] ) 
+           msg (SW, _("%s is not currently supported."), "STEMLEAF");
+
+         if ( cmd.a_plot[XMN_PLT_SPREADLEVEL] ) 
+           msg (SW, _("%s is not currently supported."), "SPREADLEVEL");
+
          if ( cmd.a_plot[XMN_PLT_NPPLOT] ) 
            {
              for ( v = 0 ; v < n_dependent_vars; ++v ) 
@@ -423,54 +429,55 @@ list_to_ptile_hash(const subc_list_double *l)
 
 /* Parse the PERCENTILES subcommand */
 static int
-xmn_custom_percentiles(struct cmd_examine *p UNUSED, void *aux UNUSED)
+xmn_custom_percentiles(struct lexer *lexer, struct dataset *ds UNUSED, 
+                      struct cmd_examine *p UNUSED, void *aux UNUSED)
 {
   sbc_percentile = 1;
 
-  lex_match('=');
+  lex_match (lexer, '=');
 
-  lex_match('(');
+  lex_match (lexer, '(');
 
-  while ( lex_is_number() ) 
+  while ( lex_is_number (lexer) ) 
     {
-      subc_list_double_push(&percentile_list,lex_number());
+      subc_list_double_push (&percentile_list, lex_number (lexer));
 
-      lex_get();
+      lex_get (lexer);
 
-      lex_match(',') ;
+      lex_match (lexer, ',') ;
     }
-  lex_match(')');
+  lex_match (lexer, ')');
 
-  lex_match('=');
+  lex_match (lexer, '=');
 
-  if ( lex_match_id("HAVERAGE"))
+  if ( lex_match_id (lexer, "HAVERAGE"))
     percentile_algorithm = PC_HAVERAGE; 
 
-  else if ( lex_match_id("WAVERAGE"))
+  else if ( lex_match_id (lexer, "WAVERAGE"))
     percentile_algorithm = PC_WAVERAGE; 
 
-  else if ( lex_match_id("ROUND"))
+  else if ( lex_match_id (lexer, "ROUND"))
     percentile_algorithm = PC_ROUND;
 
-  else if ( lex_match_id("EMPIRICAL"))
+  else if ( lex_match_id (lexer, "EMPIRICAL"))
     percentile_algorithm = PC_EMPIRICAL;
 
-  else if ( lex_match_id("AEMPIRICAL"))
+  else if ( lex_match_id (lexer, "AEMPIRICAL"))
     percentile_algorithm = PC_AEMPIRICAL; 
 
-  else if ( lex_match_id("NONE"))
+  else if ( lex_match_id (lexer, "NONE"))
     percentile_algorithm = PC_NONE; 
 
 
   if ( 0 == subc_list_double_count(&percentile_list))
     {
-      subc_list_double_push(&percentile_list, 5);
-      subc_list_double_push(&percentile_list, 10);
-      subc_list_double_push(&percentile_list, 25);
-      subc_list_double_push(&percentile_list, 50);
-      subc_list_double_push(&percentile_list, 75);
-      subc_list_double_push(&percentile_list, 90);
-      subc_list_double_push(&percentile_list, 95);
+      subc_list_double_push (&percentile_list, 5);
+      subc_list_double_push (&percentile_list, 10);
+      subc_list_double_push (&percentile_list, 25);
+      subc_list_double_push (&percentile_list, 50);
+      subc_list_double_push (&percentile_list, 75);
+      subc_list_double_push (&percentile_list, 90);
+      subc_list_double_push (&percentile_list, 95);
     }
 
   return 1;
@@ -478,7 +485,7 @@ xmn_custom_percentiles(struct cmd_examine *p UNUSED, void *aux UNUSED)
 
 /* TOTAL and NOTOTAL are simple, mutually exclusive flags */
 static int
-xmn_custom_total(struct cmd_examine *p, void *aux UNUSED)
+xmn_custom_total (struct lexer *lexer UNUSED, struct dataset *ds UNUSED, struct cmd_examine *p, void *aux UNUSED)
 {
   if ( p->sbc_nototal ) 
     {
@@ -490,7 +497,8 @@ xmn_custom_total(struct cmd_examine *p, void *aux UNUSED)
 }
 
 static int
-xmn_custom_nototal(struct cmd_examine *p, void *aux UNUSED)
+xmn_custom_nototal (struct lexer *lexer UNUSED, struct dataset *ds UNUSED, 
+                   struct cmd_examine *p, void *aux UNUSED)
 {
   if ( p->sbc_total ) 
     {
@@ -506,17 +514,18 @@ xmn_custom_nototal(struct cmd_examine *p, void *aux UNUSED)
 /* Parser for the variables sub command  
    Returns 1 on success */
 static int
-xmn_custom_variables(struct cmd_examine *cmd, void *aux UNUSED)
+xmn_custom_variables (struct lexer *lexer, struct dataset *ds, struct cmd_examine *cmd, void *aux UNUSED)
 {
-  lex_match('=');
+  const struct dictionary *dict = dataset_dict (ds);
+  lex_match (lexer, '=');
 
-  if ((token != T_ID || dict_lookup_var (default_dict, tokid) == NULL)
-      && token != T_ALL)
+  if ((lex_token (lexer) != T_ID || dict_lookup_var (dict, lex_tokid (lexer)) == NULL)
+      && lex_token (lexer) != T_ALL)
     {
       return 2;
     }
   
-  if (!parse_variables (default_dict, &dependent_vars, &n_dependent_vars,
+  if (!parse_variables (lexer, dict, &dependent_vars, &n_dependent_vars,
                        PV_NO_DUPLICATE | PV_NUMERIC | PV_NO_SCRATCH) )
     {
       free (dependent_vars);
@@ -527,10 +536,10 @@ xmn_custom_variables(struct cmd_examine *cmd, void *aux UNUSED)
 
   totals = xnmalloc (n_dependent_vars, sizeof *totals);
 
-  if ( lex_match(T_BY))
+  if ( lex_match (lexer, T_BY))
     {
       int success ; 
-      success =  examine_parse_independent_vars(cmd);
+      success =  examine_parse_independent_vars (lexer, dict, cmd);
       if ( success != 1 ) {
         free (dependent_vars);
        free (totals) ; 
@@ -545,35 +554,35 @@ xmn_custom_variables(struct cmd_examine *cmd, void *aux UNUSED)
 
 /* Parse the clause specifying the factors */
 static int
-examine_parse_independent_vars(struct cmd_examine *cmd)
+examine_parse_independent_vars (struct lexer *lexer, const struct dictionary *dict, struct cmd_examine *cmd)
 {
   int success;
   struct factor *sf = xmalloc (sizeof *sf);
 
-  if ((token != T_ID || dict_lookup_var (default_dict, tokid) == NULL)
-      && token != T_ALL)
+  if ((lex_token (lexer) != T_ID || dict_lookup_var (dict, lex_tokid (lexer)) == NULL)
+      && lex_token (lexer) != T_ALL)
     {
       free ( sf ) ;
       return 2;
     }
 
 
-  sf->indep_var[0] = parse_variable();
+  sf->indep_var[0] = parse_variable (lexer, dict);
   sf->indep_var[1] = 0;
 
-  if ( token == T_BY ) 
+  if ( lex_token (lexer) == T_BY ) 
     {
 
-      lex_match(T_BY);
+      lex_match (lexer, T_BY);
 
-      if ((token != T_ID || dict_lookup_var (default_dict, tokid) == NULL)
-         && token != T_ALL)
+      if ((lex_token (lexer) != T_ID || dict_lookup_var (dict, lex_tokid (lexer)) == NULL)
+         && lex_token (lexer) != T_ALL)
        {
          free ( sf ) ;
          return 2;
        }
 
-      sf->indep_var[1] = parse_variable();
+      sf->indep_var[1] = parse_variable (lexer, dict);
 
     }
 
@@ -587,12 +596,12 @@ examine_parse_independent_vars(struct cmd_examine *cmd)
   sf->next = factors;
   factors = sf;
   
-  lex_match(',');
+  lex_match (lexer, ',');
 
-  if ( token == '.' || token == '/' ) 
+  if ( lex_token (lexer) == '.' || lex_token (lexer) == '/' ) 
     return 1;
 
-  success =  examine_parse_independent_vars(cmd);
+  success =  examine_parse_independent_vars (lexer, dict, cmd);
   
   if ( success != 1 ) 
     free ( sf ) ; 
@@ -618,7 +627,7 @@ void populate_summary(struct tab_table *t, int col, int row,
 
 
 
-static int bad_weight_warn = 1;
+static bool bad_weight_warn = true;
 
 
 /* Perform calculations for the sub factors */
@@ -678,8 +687,10 @@ factor_calc(struct ccase *c, int case_no, double weight, int case_missing)
 }
 
 static bool 
-run_examine(const struct ccase *first, const struct casefile *cf, void *cmd_ )
+run_examine(const struct ccase *first, const struct casefile *cf, 
+           void *cmd_, const struct dataset *ds)
 {
+  struct dictionary *dict = dataset_dict (ds);
   struct casereader *r;
   struct ccase c;
   int v;
@@ -688,7 +699,7 @@ run_examine(const struct ccase *first, const struct casefile *cf, void *cmd_ )
 
   struct factor *fctr;
 
-  output_split_file_values (first);
+  output_split_file_values (ds, first);
 
   /* Make sure we haven't got rubbish left over from a 
      previous split */
@@ -704,12 +715,10 @@ run_examine(const struct ccase *first, const struct casefile *cf, void *cmd_ )
       fctr = next;
     }
 
-
-
   for ( v = 0 ; v < n_dependent_vars ; ++v ) 
     metrics_precalc(&totals[v]);
 
-  for(r = casefile_get_reader (cf);
+  for(r = casefile_get_reader (cf, NULL);
       casereader_read (r, &c) ;
       case_destroy (&c) ) 
     {
@@ -717,7 +726,7 @@ run_examine(const struct ccase *first, const struct casefile *cf, void *cmd_ )
       const int case_no = casereader_cnum(r);
 
       const double weight = 
-       dict_get_case_weight(default_dict, &c, &bad_weight_warn);
+       dict_get_case_weight(dict, &c, &bad_weight_warn);
 
       if ( cmd->miss == XMN_LISTWISE ) 
        {