X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Flanguage%2Fstats%2Fctables.c;h=01c16cc1e98a14f3315fbb433b8e726be61c1c2b;hb=f6c6ee97c412e47eb1c7c30adc224e93b6c1586a;hp=341e68e0d9039c3b4a7cc5b85aaed688e40614f5;hpb=5327d77be2296f6be3f532c20456eab839dc7c62;p=pspp

diff --git a/src/language/stats/ctables.c b/src/language/stats/ctables.c
index 341e68e0d9..01c16cc1e9 100644
--- a/src/language/stats/ctables.c
+++ b/src/language/stats/ctables.c
@@ -455,6 +455,7 @@ struct ctables_table
     */
     enum pivot_axis_type label_axis[PIVOT_N_AXES];
     enum pivot_axis_type clabels_from_axis;
+    enum pivot_axis_type clabels_to_axis;
     const struct variable *clabels_example;
     struct hmap clabels_values_map;
     struct ctables_value **clabels_values;
@@ -4497,8 +4498,6 @@ ctables_check_label_position (struct ctables_table *t, enum pivot_axis_type a)
   if (label_pos == a)
     return true;
 
-  t->clabels_from_axis = a;
-
   const char *subcommand_name = a == PIVOT_AXIS_ROW ? "ROWLABELS" : "COLLABELS";
   const char *pos_name = label_pos == PIVOT_AXIS_LAYER ? "LAYER" : "OPPOSITE";
 
@@ -4666,51 +4665,90 @@ ctables_prepare_table (struct ctables_table *t)
                 nest->areas[at] = xmalloc (nest->n * sizeof *nest->areas[at]);
                 nest->n_areas[at] = 0;
 
-                bool add_vars = (at == CTAT_LAYER ? a == PIVOT_AXIS_LAYER
-                                 : at == CTAT_LAYERROW ? a != PIVOT_AXIS_COLUMN
-                                 : at == CTAT_LAYERCOL ? a != PIVOT_AXIS_ROW
-                                 : at == CTAT_TABLE ? false
-                                 : true);
-                if (add_vars)
-                  for (size_t k = 0; k < nest->n; k++)
-                    {
-                      if (k == nest->scale_idx)
-                        continue;
-                      nest->areas[at][nest->n_areas[at]++] = k;
-                    }
-                else if ((at == CTAT_COL || at == CTAT_LAYERCOL) && a == PIVOT_AXIS_ROW && t->label_axis[PIVOT_AXIS_ROW] == PIVOT_AXIS_COLUMN)
+                enum pivot_axis_type ata, atb;
+                if (at == CTAT_ROW || at == CTAT_LAYERROW)
+                  {
+                    ata = PIVOT_AXIS_ROW;
+                    atb = PIVOT_AXIS_COLUMN;
+                  }
+                else if (at == CTAT_COL || at == CTAT_LAYERCOL)
+                  {
+                    ata = PIVOT_AXIS_COLUMN;
+                    atb = PIVOT_AXIS_ROW;
+                  }
+
+                if (at == CTAT_LAYER
+                    ? a != PIVOT_AXIS_LAYER && t->label_axis[a] == PIVOT_AXIS_LAYER
+                    : at == CTAT_LAYERCOL || at == CTAT_LAYERROW
+                    ? a == atb && t->label_axis[a] != a
+                    : false)
                   {
                     for (size_t k = nest->n - 1; k < nest->n; k--)
+                      if (k != nest->scale_idx)
+                        {
+                          nest->areas[at][nest->n_areas[at]++] = k;
+                          break;
+                        }
+                    continue;
+                  }
+
+                if (at == CTAT_LAYER ? a != PIVOT_AXIS_LAYER
+                    : at == CTAT_LAYERROW || at == CTAT_LAYERCOL ? a == atb
+                    : at == CTAT_TABLE ? true
+                    : false)
+                  continue;
+
+                for (size_t k = 0; k < nest->n; k++)
+                  if (k != nest->scale_idx)
+                    nest->areas[at][nest->n_areas[at]++] = k;
+
+                int n_drop;
+                switch (at)
+                  {
+                  case CTAT_SUBTABLE:
+#define L PIVOT_AXIS_LAYER
+                    n_drop = (t->clabels_from_axis == L ? a != L
+                              : t->clabels_to_axis == L ? (a == t->clabels_from_axis ? -1 : a != L)
+                              : a == t->clabels_from_axis ? 2
+                              : 0);
+#undef L
+                    break;
+
+                  case CTAT_LAYERROW:
+                  case CTAT_LAYERCOL:
+                    n_drop = a == ata && t->label_axis[ata] == atb;
+                    break;
+
+                  case CTAT_ROW:
+                  case CTAT_COL:
+                    n_drop = (a == ata ? t->label_axis[ata] == atb
+                              : a != atb ? 0
+                              : t->clabels_from_axis == atb ? -1
+                              : t->clabels_to_axis != atb ? 1
+                              : 0);
+                    break;
+
+                  case CTAT_LAYER:
+                  case CTAT_TABLE:
+                    n_drop = 0;
+                    break;
+                  }
+
+                if (n_drop < 0)
+                  {
+                    size_t n = nest->n_areas[at];
+                    if (n > 1)
                       {
-                        if (k == nest->scale_idx)
-                          continue;
-                        nest->areas[at][nest->n_areas[at]++] = k;
-                        break;
+                        nest->areas[at][n - 2] = nest->areas[at][n - 1];
+                        nest->n_areas[at]--;
                       }
                   }
-
-                if (at == CTAT_SUBTABLE && t->label_axis[PIVOT_AXIS_ROW] == PIVOT_AXIS_COLUMN)
+                else
                   {
-                    size_t n_drop = (a == PIVOT_AXIS_LAYER ? 0
-                                     : a == PIVOT_AXIS_ROW ? 2
-                                     : 0);
-                    for (size_t i = 0; i < n_drop; i++)
+                    for (int i = 0; i < n_drop; i++)
                       if (nest->n_areas[at] > 0)
                         nest->n_areas[at]--;
-                    continue;
                   }
-
-                bool drop_last = (at == CTAT_SUBTABLE ? a != PIVOT_AXIS_LAYER
-                                  : at == CTAT_ROW ? a == PIVOT_AXIS_COLUMN
-                                  : at == CTAT_COL ? a == PIVOT_AXIS_ROW
-                                  : false);
-                if (drop_last && nest->n_areas[at] > 0)
-                  nest->n_areas[at]--;
-
-                bool drop_additional
-                  = (((at == CTAT_ROW || at == CTAT_LAYERROW || at == CTAT_COL) && a == PIVOT_AXIS_ROW && t->label_axis[PIVOT_AXIS_ROW] == PIVOT_AXIS_COLUMN));
-                if (drop_additional && nest->n_areas[at] > 0)
-                  nest->n_areas[at]--;
               }
           }
       }
@@ -6232,6 +6270,7 @@ cmd_ctables (struct lexer *lexer, struct dataset *ds)
           [PIVOT_AXIS_LAYER] = PIVOT_AXIS_LAYER,
         },
         .clabels_from_axis = PIVOT_AXIS_LAYER,
+        .clabels_to_axis = PIVOT_AXIS_LAYER,
         .categories = categories,
         .n_categories = n_vars,
         .cilevel = 95,
@@ -6670,12 +6709,18 @@ cmd_ctables (struct lexer *lexer, struct dataset *ds)
             break;
         }
 
-      if (t->label_axis[PIVOT_AXIS_ROW] != PIVOT_AXIS_ROW
-          && t->label_axis[PIVOT_AXIS_COLUMN] != PIVOT_AXIS_COLUMN)
+      if (t->label_axis[PIVOT_AXIS_ROW] != PIVOT_AXIS_ROW)
         {
-          msg (SE, _("ROWLABELS and COLLABELS may not both be specified."));
-          goto error;
+          t->clabels_from_axis = PIVOT_AXIS_ROW;
+          if (t->label_axis[PIVOT_AXIS_COLUMN] != PIVOT_AXIS_COLUMN)
+            {
+              msg (SE, _("ROWLABELS and COLLABELS may not both be specified."));
+              goto error;
+            }
         }
+      else if (t->label_axis[PIVOT_AXIS_COLUMN] != PIVOT_AXIS_COLUMN)
+        t->clabels_from_axis = PIVOT_AXIS_COLUMN;
+      t->clabels_to_axis = t->label_axis[t->clabels_from_axis];
 
       if (!ctables_prepare_table (t))
         goto error;