From ed2b3126d1828d55d57880c6b6045a4e58c05cde Mon Sep 17 00:00:00 2001 From: Tom Tromey Date: Wed, 1 Nov 2017 18:51:15 -0600 Subject: [PATCH] Remove make_cleanup_free_objfile This replaces make_cleanup_free_objfile with std::unique_ptr. gdb/ChangeLog 2017-11-04 Tom Tromey * objfiles.c (do_free_objfile_cleanup): Remove. * compile/compile-object-load.c (compile_object_load): Update. * objfiles.h (make_cleanup_free_objfile): Remove. --- gdb/ChangeLog | 6 ++++++ gdb/compile/compile-object-load.c | 13 ++++++------- gdb/objfiles.c | 12 ------------ gdb/objfiles.h | 2 -- gdb/symfile.c | 10 +++++++--- 5 files changed, 19 insertions(+), 24 deletions(-) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 07ea07cdac6..6db35dd1e19 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,9 @@ +2017-11-04 Tom Tromey + + * objfiles.c (do_free_objfile_cleanup): Remove. + * compile/compile-object-load.c (compile_object_load): Update. + * objfiles.h (make_cleanup_free_objfile): Remove. + 2017-11-04 Tom Tromey * sparc64-tdep.c (do_examine): Use gdb::def_vector. diff --git a/gdb/compile/compile-object-load.c b/gdb/compile/compile-object-load.c index 8e55d3c2c9f..e69fbc6c9c0 100644 --- a/gdb/compile/compile-object-load.c +++ b/gdb/compile/compile-object-load.c @@ -606,7 +606,7 @@ struct compile_module * compile_object_load (const compile_file_names &file_names, enum compile_i_scope_types scope, void *scope_data) { - struct cleanup *cleanups, *cleanups_free_objfile; + struct cleanup *cleanups; struct setup_sections_data setup_sections_data; CORE_ADDR addr, regs_addr, out_value_addr = 0; struct symbol *func_sym; @@ -656,9 +656,10 @@ compile_object_load (const compile_file_names &file_names, /* SYMFILE_VERBOSE is not passed even if FROM_TTY, user is not interested in "Reading symbols from ..." message for automatically generated file. */ - objfile = symbol_file_add_from_bfd (abfd.get (), filename.get (), - 0, NULL, 0, NULL); - cleanups_free_objfile = make_cleanup_free_objfile (objfile); + std::unique_ptr objfile_holder + (symbol_file_add_from_bfd (abfd.get (), filename.get (), + 0, NULL, 0, NULL)); + objfile = objfile_holder.get (); func_sym = lookup_global_symbol_from_objfile (objfile, GCC_FE_WRAPPER_FUNCTION, @@ -812,10 +813,8 @@ compile_object_load (const compile_file_names &file_names, paddress (target_gdbarch (), out_value_addr)); } - discard_cleanups (cleanups_free_objfile); - retval = XNEW (struct compile_module); - retval->objfile = objfile; + retval->objfile = objfile_holder.release (); retval->source_file = xstrdup (file_names.source_file ()); retval->func_sym = func_sym; retval->regs_addr = regs_addr; diff --git a/gdb/objfiles.c b/gdb/objfiles.c index d8fe88b1367..edde399802a 100644 --- a/gdb/objfiles.c +++ b/gdb/objfiles.c @@ -729,18 +729,6 @@ objfile::~objfile () htab_delete (static_links); } -static void -do_free_objfile_cleanup (void *obj) -{ - delete (struct objfile *) obj; -} - -struct cleanup * -make_cleanup_free_objfile (struct objfile *obj) -{ - return make_cleanup (do_free_objfile_cleanup, obj); -} - /* Free all the object files at once and clean up their users. */ void diff --git a/gdb/objfiles.h b/gdb/objfiles.h index 453166a0016..4f11756248d 100644 --- a/gdb/objfiles.h +++ b/gdb/objfiles.h @@ -479,8 +479,6 @@ extern void unlink_objfile (struct objfile *); extern void free_objfile_separate_debug (struct objfile *); -extern struct cleanup *make_cleanup_free_objfile (struct objfile *); - extern void free_all_objfiles (void); extern void objfile_relocate (struct objfile *, const struct section_offsets *); diff --git a/gdb/symfile.c b/gdb/symfile.c index dae750ef051..9afd9943d9c 100644 --- a/gdb/symfile.c +++ b/gdb/symfile.c @@ -997,7 +997,8 @@ syms_from_objfile_1 (struct objfile *objfile, /* Make sure that partially constructed symbol tables will be cleaned up if an error occurs during symbol reading. */ - old_chain = make_cleanup_free_objfile (objfile); + old_chain = make_cleanup (null_cleanup, NULL); + std::unique_ptr objfile_holder (objfile); /* If ADDRS is NULL, put together a dummy address list. We now establish the convention that an addr of zero means @@ -1053,6 +1054,7 @@ syms_from_objfile_1 (struct objfile *objfile, /* Discard cleanups as symbol reading was successful. */ + objfile_holder.release (); discard_cleanups (old_chain); xfree (local_addr); } @@ -2436,9 +2438,10 @@ reread_symbols (void) /* If we get an error, blow away this objfile (not sure if that is the correct response for things like shared libraries). */ - old_cleanups = make_cleanup_free_objfile (objfile); + std::unique_ptr objfile_holder (objfile); + /* We need to do this whenever any symbols go away. */ - make_cleanup (clear_symtab_users_cleanup, 0 /*ignore*/); + old_cleanups = make_cleanup (clear_symtab_users_cleanup, 0 /*ignore*/); if (exec_bfd != NULL && filename_cmp (bfd_get_filename (objfile->obfd), @@ -2600,6 +2603,7 @@ reread_symbols (void) reinit_frame_cache (); /* Discard cleanups as symbol reading was successful. */ + objfile_holder.release (); discard_cleanups (old_cleanups); /* If the mtime has changed between the time we set new_modtime -- 2.30.2