/* Caching of GDB/DWARF index files.
- Copyright (C) 1994-2019 Free Software Foundation, Inc.
+ Copyright (C) 1994-2020 Free Software Foundation, Inc.
This file is part of GDB.
#include "build-id.h"
#include "cli/cli-cmds.h"
#include "command.h"
-#include "common/scoped_mmap.h"
-#include "common/pathstuff.h"
+#include "gdbsupport/scoped_mmap.h"
+#include "gdbsupport/pathstuff.h"
#include "dwarf-index-write.h"
#include "dwarf2read.h"
#include "objfiles.h"
-#include "common/selftest.h"
+#include "gdbsupport/selftest.h"
#include <string>
#include <stdlib.h>
-/* When set to 1, show debug messages about the index cache. */
-static int debug_index_cache = 0;
+/* When set to true, show debug messages about the index cache. */
+static bool debug_index_cache = false;
/* The index cache directory, used for "set/show index-cache directory". */
static char *index_cache_directory = NULL;
if (!enabled ())
return;
+ /* Get build id of objfile. */
const bfd_build_id *build_id = build_id_bfd_get (obj->obfd);
if (build_id == nullptr)
{
return;
}
+ std::string build_id_str = build_id_to_string (build_id);
+
+ /* Get build id of dwz file, if present. */
+ gdb::optional<std::string> dwz_build_id_str;
+ const dwz_file *dwz = dwarf2_get_dwz_file (dwarf2_per_objfile);
+ const char *dwz_build_id_ptr = NULL;
+
+ if (dwz != nullptr)
+ {
+ const bfd_build_id *dwz_build_id = build_id_bfd_get (dwz->dwz_bfd.get ());
+
+ if (dwz_build_id == nullptr)
+ {
+ if (debug_index_cache)
+ printf_unfiltered ("index cache: dwz objfile %s has no build id\n",
+ dwz->filename ());
+ return;
+ }
+
+ dwz_build_id_str = build_id_to_string (dwz_build_id);
+ dwz_build_id_ptr = dwz_build_id_str->c_str ();
+ }
+
if (m_dir.empty ())
{
warning (_("The index cache directory name is empty, skipping store."));
return;
}
- std::string build_id_str = build_id_to_string (build_id);
-
try
{
/* Try to create the containing directory. */
if (debug_index_cache)
printf_unfiltered ("index cache: writing index cache for objfile %s\n",
- objfile_name (obj));
+ objfile_name (obj));
/* Write the index itself to the directory, using the build id as the
filename. */
write_psymtabs_to_index (dwarf2_per_objfile, m_dir.c_str (),
- build_id_str.c_str (), dw_index_kind::GDB_INDEX);
+ build_id_str.c_str (), dwz_build_id_ptr,
+ dw_index_kind::GDB_INDEX);
}
catch (const gdb_exception_error &except)
{
/* set index-cache */
add_prefix_cmd ("index-cache", class_files, set_index_cache_command,
- _("Set index-cache options"), &set_index_cache_prefix_list,
+ _("Set index-cache options."), &set_index_cache_prefix_list,
"set index-cache ", false, &setlist);
/* show index-cache */
add_prefix_cmd ("index-cache", class_files, show_index_cache_command,
- _("Show index-cache options"), &show_index_cache_prefix_list,
+ _("Show index-cache options."), &show_index_cache_prefix_list,
"show index-cache ", false, &showlist);
/* set index-cache on */