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Introduce gdb-hashtab module in gdbsupport

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gdb has some extensions and helpers for working with the libiberty
hash table.  This patch consolidates these and moves them to
gdbsupport.
This commit is contained in:
Tom Tromey 2021-12-21 16:48:38 -07:00
parent bf31fd38f0
commit 0589ca4e7b
10 changed files with 110 additions and 59 deletions
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26
gdb/utils.h
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@ -123,27 +123,6 @@ extern int parse_escape (struct gdbarch *, const char **);
/* Cleanup utilities. */
/* A deleter for a hash table. */
struct htab_deleter
{
void operator() (htab *ptr) const
{
htab_delete (ptr);
}
};
/* A unique_ptr wrapper for htab_t. */
typedef std::unique_ptr<htab, htab_deleter> htab_up;
/* A wrapper for 'delete' that can used as a hash table entry deletion
function. */
template<typename T>
void
htab_delete_entry (void *ptr)
{
delete (T *) ptr;
}
extern void init_page_info (void);
/* Temporarily set BATCH_FLAG and the associated unlimited terminal size.
@ -384,11 +363,6 @@ extern void demangler_warning (const char *file, int line,
/* Misc. utilities. */
/* Allocation and deallocation functions for the libiberty hash table
which use obstacks. */
void *hashtab_obstack_allocate (void *data, size_t size, size_t count);
void dummy_obstack_deallocate (void *object, void *data);
#ifdef HAVE_WAITPID
extern pid_t wait_to_die_with_timeout (pid_t pid, int *status, int timeout);
#endif