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* ada-lang.c (ada_remove_Xbn_suffix): New function.

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(find_old_style_renaming_symbol): Add handling for function suffixes
    present in the name of various procedures.
    Do not overwrite the function symbol's name.
This commit is contained in:
Joel Brobecker 2009-11-19 22:34:50 +00:00
parent 17f99e29c5
commit 69fadcdff1
2 changed files with 38 additions and 5 deletions
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7
gdb/ChangeLog
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@ -1,3 +1,10 @@
2009-11-19 Joel Brobecker <brobecker@adacore.com>
* ada-lang.c (ada_remove_Xbn_suffix): New function.
(find_old_style_renaming_symbol): Add handling for function suffixes
present in the name of various procedures.
Do not overwrite the function symbol's name.
2009-11-19 Pedro Alves <pedro@codesourcery.com>
* breakpoint.c (breakpoint_address_bits): Visit all locations'

36
gdb/ada-lang.c
View File

@ -870,6 +870,26 @@ ada_remove_po_subprogram_suffix (const char *encoded, int *len)
*len = *len - 1;
}
/* Remove trailing X[bn]* suffixes (indicating names in package bodies). */
static void
ada_remove_Xbn_suffix (const char *encoded, int *len)
{
int i = *len - 1;
while (i > 0 && (encoded[i] == 'b' || encoded[i] == 'n'))
i--;
if (encoded[i] != 'X')
return;
if (i == 0)
return;
if (isalnum (encoded[i-1]))
*len = i;
}
/* If ENCODED follows the GNAT entity encoding conventions, then return
the decoded form of ENCODED. Otherwise, return "<%s>" where "%s" is
replaced by ENCODED.
@ -6511,12 +6531,14 @@ find_old_style_renaming_symbol (const char *name, struct block *block)
the XR type name, we need to make sure that this suffix is
not included. So do not include any suffix in the function
name length below. */
const int function_name_len = ada_name_prefix_len (function_name);
int function_name_len = ada_name_prefix_len (function_name);
const int rename_len = function_name_len + 2 /* "__" */
+ strlen (name) + 6 /* "___XR\0" */ ;
/* Strip the suffix if necessary. */
function_name[function_name_len] = '\0';
ada_remove_trailing_digits (function_name, &function_name_len);
ada_remove_po_subprogram_suffix (function_name, &function_name_len);
ada_remove_Xbn_suffix (function_name, &function_name_len);
/* Library-level functions are a special case, as GNAT adds
a ``_ada_'' prefix to the function name to avoid namespace
@ -6524,11 +6546,15 @@ find_old_style_renaming_symbol (const char *name, struct block *block)
have this prefix, so we need to skip this prefix if present. */
if (function_name_len > 5 /* "_ada_" */
&& strstr (function_name, "_ada_") == function_name)
function_name = function_name + 5;
{
function_name += 5;
function_name_len -= 5;
}
rename = (char *) alloca (rename_len * sizeof (char));
xsnprintf (rename, rename_len * sizeof (char), "%s__%s___XR",
function_name, name);
strncpy (rename, function_name, function_name_len);
xsnprintf (rename + function_name_len, rename_len - function_name_len,
"__%s___XR", name);
}
else
{