X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Flanguage%2Fstats%2Fctables.c;h=2b8636581d0bb07eb044b4206b3ad3cdb3bf3838;hb=2031b99a3f1970a0b9a840652f0aff80ec34b433;hp=fc58d4b704b1029cdf3687c0909c4e711aeb38a7;hpb=e378d75c125c92e895ae7c112774586cd1d3eda3;p=pspp

diff --git a/src/language/stats/ctables.c b/src/language/stats/ctables.c
index fc58d4b704..2b8636581d 100644
--- a/src/language/stats/ctables.c
+++ b/src/language/stats/ctables.c
@@ -4665,108 +4665,76 @@ 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_LAYERCOL && a == PIVOT_AXIS_ROW && t->label_axis[a] != a)
-                         || (at == CTAT_LAYERROW && a == PIVOT_AXIS_COLUMN && t->label_axis[a] != a)
-                         || (at == CTAT_LAYER && t->label_axis[a] == PIVOT_AXIS_LAYER))
+                enum pivot_axis_type ata, atb;
+                if (at == CTAT_ROW || at == CTAT_LAYERROW)
                   {
-                    for (size_t k = nest->n - 1; k < nest->n; k--)
-                      {
-                        if (k == nest->scale_idx)
-                          continue;
-                        nest->areas[at][nest->n_areas[at]++] = k;
-                        break;
-                      }
-                    continue;
+                    ata = PIVOT_AXIS_ROW;
+                    atb = PIVOT_AXIS_COLUMN;
                   }
-
-                size_t n_drop;
-                if (at == CTAT_SUBTABLE
-                    && t->clabels_from_axis != PIVOT_AXIS_LAYER
-                    && t->clabels_to_axis != PIVOT_AXIS_LAYER)
-                  n_drop = a == t->clabels_from_axis ? 2 : 0;
-                else if (at == CTAT_SUBTABLE && t->label_axis[PIVOT_AXIS_ROW] == PIVOT_AXIS_LAYER)
+                else if (at == CTAT_COL || at == CTAT_LAYERCOL)
                   {
-                    if (a == PIVOT_AXIS_COLUMN)
-                      n_drop = 1;
-                    else
-                      {
-                        if (a == PIVOT_AXIS_ROW)
-                          {
-                            size_t n = nest->n_areas[at];
-                            if (n > 1)
-                              {
-                                nest->areas[at][n - 2] = nest->areas[at][n - 1];
-                                nest->n_areas[at]--;
-                              }
-                          }
-                        n_drop = 0;
-                      }
-                  }
-                else if (at == CTAT_SUBTABLE && t->label_axis[PIVOT_AXIS_COLUMN] == PIVOT_AXIS_LAYER)
-                  {
-                    if (a == PIVOT_AXIS_ROW)
-                      n_drop = 1;
-                    else
-                      {
-                        if (a == PIVOT_AXIS_COLUMN)
-                          {
-                            size_t n = nest->n_areas[at];
-                            if (n > 1)
-                              {
-                                nest->areas[at][n - 2] = nest->areas[at][n - 1];
-                                nest->n_areas[at]--;
-                              }
-                          }
-                        n_drop = 0;
-                      }
+                    ata = PIVOT_AXIS_COLUMN;
+                    atb = PIVOT_AXIS_ROW;
                   }
-                else if (at == CTAT_ROW && a == PIVOT_AXIS_COLUMN && t->label_axis[PIVOT_AXIS_ROW] == PIVOT_AXIS_COLUMN)
-                  n_drop = 0;
-                else if (at == CTAT_COL && a == PIVOT_AXIS_ROW && t->label_axis[PIVOT_AXIS_ROW] == PIVOT_AXIS_COLUMN)
+
+                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)
                   {
-                    size_t n = nest->n_areas[at];
-                    if (n > 1)
-                      {
-                        nest->areas[at][n - 2] = nest->areas[at][n - 1];
-                        nest->n_areas[at]--;
-                      }
-                    n_drop = 0;
+                    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;
                   }
-                else if (at == CTAT_COL && a == PIVOT_AXIS_ROW && t->label_axis[PIVOT_AXIS_COLUMN] == PIVOT_AXIS_ROW)
+
+                if (at == CTAT_LAYER ? a != PIVOT_AXIS_LAYER
+                    : at == CTAT_LAYERROW || at == CTAT_LAYERCOL ? a == atb
+                    : at == CTAT_TABLE ? true
+                    : false)
                   continue;
-                else if (at == CTAT_ROW && a == PIVOT_AXIS_COLUMN && t->label_axis[PIVOT_AXIS_COLUMN] == PIVOT_AXIS_ROW)
-                  {
-                    size_t n = nest->n_areas[at];
-                    if (n > 1)
-                      {
-                        nest->areas[at][n - 2] = nest->areas[at][n - 1];
-                        nest->n_areas[at]--;
-                      }
-                    n_drop = 0;
-                  }
-                else if (at == CTAT_COL && a == PIVOT_AXIS_ROW && t->label_axis[PIVOT_AXIS_ROW] == PIVOT_AXIS_LAYER)
+
+                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)
                   {
-                    size_t n = nest->n_areas[at];
-                    if (n > 1)
-                      {
-                        nest->areas[at][n - 2] = nest->areas[at][n - 1];
-                        nest->n_areas[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 ? 2 : 0)
+                              : a == t->clabels_from_axis ? -1
+                              : a != L);
+#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;
                   }
-                else if (at == CTAT_ROW && a == PIVOT_AXIS_COLUMN && t->label_axis[PIVOT_AXIS_COLUMN] == PIVOT_AXIS_LAYER)
+
+                if (n_drop < 0)
                   {
                     size_t n = nest->n_areas[at];
                     if (n > 1)
@@ -4774,28 +4742,13 @@ ctables_prepare_table (struct ctables_table *t)
                         nest->areas[at][n - 2] = nest->areas[at][n - 1];
                         nest->n_areas[at]--;
                       }
-                    n_drop = 0;
                   }
                 else
                   {
-                    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);
-                    bool drop_additional
-                      = ((t->label_axis[PIVOT_AXIS_ROW] == PIVOT_AXIS_COLUMN && (at == CTAT_ROW || at == CTAT_LAYERROW) && a == PIVOT_AXIS_ROW)
-                         || (t->label_axis[PIVOT_AXIS_COLUMN] == PIVOT_AXIS_ROW && (at == CTAT_COL || at == CTAT_LAYERCOL) && a == PIVOT_AXIS_COLUMN));
-
-                    n_drop = 0;
-                    if (drop_last)
-                      n_drop++;
-                    if (drop_additional)
-                      n_drop++;
+                    for (int i = 0; i < n_drop; i++)
+                      if (nest->n_areas[at] > 0)
+                        nest->n_areas[at]--;
                   }
-
-                for (size_t i = 0; i < n_drop; i++)
-                  if (nest->n_areas[at] > 0)
-                    nest->n_areas[at]--;
               }
           }
       }