From 25f31e1820dcec2f0c073c28cbf88646c7c2af97 Mon Sep 17 00:00:00 2001
From: Tom Tromey <tom@tromey.com>
Date: Thu, 2 Mar 2023 15:20:29 -0700
Subject: Add domain_search_flags

This adds a new flag enum type, domain_search_flags, which is the flag
version of domain_enum.  Nothing uses this yet, but the goal here is
to have all symbol searches and lookups use these flags.  The new
names are chosen to exactly parallel domain_enum.
---
 gdb/symtab.c | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)

(limited to 'gdb/symtab.c')

diff --git a/gdb/symtab.c b/gdb/symtab.c
index b1deb9d..779e1ff 100644
--- a/gdb/symtab.c
+++ b/gdb/symtab.c
@@ -331,6 +331,21 @@ search_domain_name (enum search_domain e)
 
 /* See symtab.h.  */
 
+std::string
+domain_name (domain_search_flags flags)
+{
+  static constexpr domain_search_flags::string_mapping mapping[] = {
+#define DOMAIN(X) \
+    MAP_ENUM_FLAG (SEARCH_ ## X ## _DOMAIN),
+#include "sym-domains.def"
+#undef DOMAIN
+  };
+
+  return flags.to_string (mapping);
+}
+
+/* See symtab.h.  */
+
 CORE_ADDR
 linetable_entry::pc (const struct objfile *objfile) const
 {
@@ -2666,6 +2681,41 @@ symbol_matches_domain (enum language symbol_language,
 
 /* See symtab.h.  */
 
+bool
+symbol::matches (domain_search_flags flags) const
+{
+  if (language () != language_c
+      && language () != language_objc
+      && language () != language_opencl)
+    {
+      /* Only C languages distinguish tag and type namespaces.  */
+      if ((flags & SEARCH_TYPE_DOMAIN) != 0)
+	flags |= SEARCH_STRUCT_DOMAIN;
+    }
+
+  if ((flags & SEARCH_FUNCTION_DOMAIN) != 0
+      && domain () == VAR_DOMAIN
+      && aclass () == LOC_BLOCK)
+    return true;
+
+  if ((flags & SEARCH_VAR_DOMAIN) != 0
+      && domain () == VAR_DOMAIN)
+    return true;
+
+  if ((flags & SEARCH_TYPE_DOMAIN) != 0
+      && domain () == VAR_DOMAIN
+      && aclass () == LOC_TYPEDEF)
+    return true;
+
+  if ((flags & SEARCH_STRUCT_DOMAIN) != 0
+      && domain () == STRUCT_DOMAIN)
+    return true;
+
+  return search_flags_matches (flags, m_domain);
+}
+
+/* See symtab.h.  */
+
 struct type *
 lookup_transparent_type (const char *name)
 {
-- 
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