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Make ada_decode not use a static buffer

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This makes it safer to use in general, and also allows using it on a
background thread in the future.

Inspired by tromey's patch at:
1226cbdfa4
(however, implemented in a different way)

gdb/ChangeLog:

2019-09-23  Christian Biesinger  <cbiesinger@google.com>

	* ada-exp.y (write_object_remaining): Update.
	* ada-lang.c (ada_decode): Return a std::string instead of a char*
	and eliminate the static buffer.
	(ada_decode_symbol): Update.
	(ada_la_decode): Update.
	(ada_sniff_from_mangled_name): Update.
	(is_valid_name_for_wild_match): Update.
	(ada_lookup_name_info::matches): Update and simplify.
	(name_matches_regex): Update.
	(ada_add_global_exceptions): Update.
	* ada-lang.h (ada_decode): Update signature.
	* ada-varobj.c (ada_varobj_describe_simple_array_child): Update.
	* dwarf-index-write.c (debug_names::insert): Update.
This commit is contained in:
Christian Biesinger
2019-08-28 15:40:31 -05:00
parent 4a41f3face
commit f945dedfd3
6 changed files with 52 additions and 46 deletions
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6
gdb/ada-varobj.c
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@@ -624,6 +624,7 @@ ada_varobj_describe_simple_array_child (struct value *parent_value,
of the array index type when such type qualification is
needed. */
const char *index_type_name = NULL;
std::string decoded;
/* If the index type is a range type, find the base type. */
while (TYPE_CODE (index_type) == TYPE_CODE_RANGE)
@@ -634,7 +635,10 @@ ada_varobj_describe_simple_array_child (struct value *parent_value,
{
index_type_name = ada_type_name (index_type);
if (index_type_name)
index_type_name = ada_decode (index_type_name);
{
decoded = ada_decode (index_type_name);
index_type_name = decoded.c_str ();
}
}
if (index_type_name != NULL)