X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/c85541913b99f841de090aacf626bb8f52f7f727..518e88308f2c9f1c7964fd35ca057f6f8e8aa41a:/src/scan-code.l

diff --git a/src/scan-code.l b/src/scan-code.l
index 83501475..522c5b9c 100644
--- a/src/scan-code.l
+++ b/src/scan-code.l
@@ -225,9 +225,9 @@ ref      -?[0-9]+|{id}|"["{id}"]"|"$"
     if (outer_brace && !yacc_flag && language_prio == default_prio
         && skeleton_prio == default_prio && need_semicolon && ! in_cpp)
       {
-        complain_at (*loc, Wother,
+        complain_at (*loc, Wdeprecated,
                      _("a ';' might be needed at the end of action code"));
-        complain_at (*loc, Wother,
+        complain_at (*loc, Wdeprecated,
                      _("future versions of Bison will not add the ';'"));
         obstack_1grow (&obstack_for_string, ';');
       }
@@ -400,79 +400,70 @@ get_at_spec(unsigned symbol_index)
 }
 
 static void
-show_sub_messages (const char* cp, bool explicit_bracketing,
-                   int midrule_rhs_index, char dollar_or_at,
-                   bool is_warning, unsigned indent)
+show_sub_message (const char* cp, bool explicit_bracketing,
+                  int midrule_rhs_index, char dollar_or_at,
+                  warnings wflags, unsigned indent,
+                  const variant *var)
 {
-  unsigned i;
+  const char *at_spec = get_at_spec (var->symbol_index);
 
-  for (i = 0; i < variant_count; ++i)
+  if (var->err == 0)
+    complain_at_indent (var->loc, wflags, &indent,
+                        _("refers to: %c%s at %s"), dollar_or_at,
+                        var->id, at_spec);
+  else
     {
-      const variant *var = &variant_table[i];
-      const char *at_spec = get_at_spec (var->symbol_index);
+      static struct obstack msg_buf;
+      const char *tail = explicit_bracketing ? "" : cp + strlen (var->id);
+      const char *id = var->hidden_by ? var->hidden_by->id : var->id;
+      location id_loc = var->hidden_by ? var->hidden_by->loc : var->loc;
 
-      if (var->err == 0)
-        {
-          if (is_warning)
-            complain_at_indent (var->loc, Wother, &indent,
-                                _("refers to: %c%s at %s"), dollar_or_at,
-                                var->id, at_spec);
-          else
-            complain_at_indent (var->loc, complaint, &indent,
-                                _("refers to: %c%s at %s"), dollar_or_at,
-                                var->id, at_spec);
-        }
+      /* Create the explanation message. */
+      obstack_init (&msg_buf);
+
+      obstack_printf (&msg_buf, _("possibly meant: %c"), dollar_or_at);
+      if (contains_dot_or_dash (id))
+        obstack_printf (&msg_buf, "[%s]", id);
       else
+        obstack_sgrow (&msg_buf, id);
+      obstack_sgrow (&msg_buf, tail);
+
+      if (var->err & VARIANT_HIDDEN)
         {
-          static struct obstack msg_buf;
-          const char *tail = explicit_bracketing ? "" :
-            cp + strlen (var->id);
-          const char *id = var->hidden_by ? var->hidden_by->id :
-            var->id;
-          location id_loc = var->hidden_by ? var->hidden_by->loc :
-            var->loc;
-
-          /* Create the explanation message. */
-          obstack_init (&msg_buf);
-
-          obstack_printf (&msg_buf, _("possibly meant: %c"), dollar_or_at);
-          if (contains_dot_or_dash (id))
-            obstack_printf (&msg_buf, "[%s]", id);
+          obstack_printf (&msg_buf, _(", hiding %c"), dollar_or_at);
+          if (contains_dot_or_dash (var->id))
+            obstack_printf (&msg_buf, "[%s]", var->id);
           else
-            obstack_sgrow (&msg_buf, id);
+            obstack_sgrow (&msg_buf, var->id);
           obstack_sgrow (&msg_buf, tail);
+        }
 
-          if (var->err & VARIANT_HIDDEN)
-            {
-              obstack_printf (&msg_buf, _(", hiding %c"), dollar_or_at);
-              if (contains_dot_or_dash (var->id))
-                obstack_printf (&msg_buf, "[%s]", var->id);
-              else
-                obstack_sgrow (&msg_buf, var->id);
-              obstack_sgrow (&msg_buf, tail);
-            }
-
-          obstack_printf (&msg_buf, _(" at %s"), at_spec);
+      obstack_printf (&msg_buf, _(" at %s"), at_spec);
 
-          if (var->err & VARIANT_NOT_VISIBLE_FROM_MIDRULE)
-            {
-              const char *format =
-                _(", cannot be accessed from mid-rule action at $%d");
-              obstack_printf (&msg_buf, format, midrule_rhs_index);
-            }
+      if (var->err & VARIANT_NOT_VISIBLE_FROM_MIDRULE)
+        obstack_printf (&msg_buf,
+                        _(", cannot be accessed from mid-rule action at $%d"),
+                        midrule_rhs_index);
 
-          obstack_1grow (&msg_buf, '\0');
-          if (is_warning)
-            complain_at_indent (id_loc, Wother, &indent, "%s",
-                                (char *) obstack_finish (&msg_buf));
-          else
-            complain_at_indent (id_loc, complaint, &indent, "%s",
-                                (char *) obstack_finish (&msg_buf));
-          obstack_free (&msg_buf, 0);
-        }
+      complain_at_indent (id_loc, wflags, &indent, "%s",
+                          obstack_finish0 (&msg_buf));
+      obstack_free (&msg_buf, 0);
     }
 }
 
+static void
+show_sub_messages (const char* cp, bool explicit_bracketing,
+                   int midrule_rhs_index, char dollar_or_at,
+                   warnings wflags, unsigned indent)
+{
+  unsigned i;
+
+  for (i = 0; i < variant_count; ++i)
+    show_sub_message (cp, explicit_bracketing,
+                      midrule_rhs_index, dollar_or_at,
+                      wflags, indent, &variant_table[i]);
+}
+
 /* Returned from "parse_ref" when the reference
    is inappropriate. */
 #define INVALID_REF (INT_MIN)
@@ -606,30 +597,24 @@ parse_ref (char *cp, symbol_list *rule, int rule_length,
             location sym_loc = text_loc;
             sym_loc.start.column += 1;
             sym_loc.end = sym_loc.start;
-            const char *format =
-              _("syntax error after '%c', expecting integer, letter,"
-                " '_', '[', or '$'");
-            complain_at_indent (sym_loc, complaint, &indent, format,
+            complain_at_indent (sym_loc, complaint, &indent,
+                                _("syntax error after '%c', expecting integer, "
+                                  "letter, '_', '[', or '$'"),
                                 dollar_or_at);
           }
         else if (midrule_rhs_index)
-          {
-            const char *format =
-              _("symbol not found in production before $%d: %.*s");
-            complain_at_indent (rule->location, complaint, &indent, format,
-                                midrule_rhs_index, len, cp);
-          }
+          complain_at_indent (rule->location, complaint, &indent,
+                              _("symbol not found in production before $%d: "
+                                "%.*s"),
+                              midrule_rhs_index, len, cp);
         else
-          {
-            const char *format =
-              _("symbol not found in production: %.*s");
-            complain_at_indent (rule->location, complaint, &indent, format,
-                                len, cp);
-          }
+          complain_at_indent (rule->location, complaint, &indent,
+                              _("symbol not found in production: %.*s"),
+                              len, cp);
 
         if (variant_count > 0)
           show_sub_messages (cp, explicit_bracketing, midrule_rhs_index,
-                             dollar_or_at, false, indent);
+                             dollar_or_at, complaint, indent);
         return INVALID_REF;
       }
     case 1:
@@ -640,7 +625,7 @@ parse_ref (char *cp, symbol_list *rule, int rule_length,
             complain_at_indent (text_loc, Wother, &indent,
                                 _("misleading reference: %s"), quote (text));
             show_sub_messages (cp, explicit_bracketing, midrule_rhs_index,
-                               dollar_or_at, true, indent + SUB_INDENT);
+                               dollar_or_at, Wother, indent + SUB_INDENT);
           }
         {
           unsigned symbol_index =
@@ -655,7 +640,7 @@ parse_ref (char *cp, symbol_list *rule, int rule_length,
         complain_at_indent (text_loc, complaint, &indent,
                             _("ambiguous reference: %s"), quote (text));
         show_sub_messages (cp, explicit_bracketing, midrule_rhs_index,
-                           dollar_or_at, false, indent + SUB_INDENT);
+                           dollar_or_at, complaint, indent + SUB_INDENT);
         return INVALID_REF;
       }
     }