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binutils-gdb
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2009-08-10 Tristan Gingold <gingold@adacore.com> 

* solib-darwin.c (find_program_interpreter): Simplify the code by
	looking up for the load_dylinker command instead of reading the
	corresponding (but deprecated) section.
	(darwin_solib_create_inferior_hook): Adjust: do not free the
	interpreter path.
This commit is contained in:
Tristan Gingold 2009-08-10 09:35:24 +00:00
parent 48f09bc00d
commit 023e4e81ac
2 changed files with 17 additions and 21 deletions
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8
gdb/ChangeLog
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@ -1,3 +1,11 @@
2009-08-10 Tristan Gingold <gingold@adacore.com>
* solib-darwin.c (find_program_interpreter): Simplify the code by
looking up for the load_dylinker command instead of reading the
corresponding (but deprecated) section.
(darwin_solib_create_inferior_hook): Adjust: do not free the
interpreter path.
2009-08-10 Tristan Gingold <gingold@adacore.com>
* i386-darwin-tdep.c (i386_m128_p): New function.

30
gdb/solib-darwin.c
View File

@ -159,27 +159,20 @@ lookup_symbol_from_bfd (bfd *abfd, char *symname)
}
/* Return program interpreter string. */
static gdb_byte *
find_program_interpreter (void)
{
gdb_byte *buf = NULL;
/* If we have an exec_bfd, use its section table. */
/* If we have an exec_bfd, get the interpreter from the load commands. */
if (exec_bfd)
{
struct bfd_section *dylinker_sect;
bfd_mach_o_load_command *cmd;
dylinker_sect = bfd_get_section_by_name (exec_bfd, "LC_LOAD_DYLINKER");
if (dylinker_sect != NULL)
{
int sect_size = bfd_section_size (exec_bfd, dylinker_sect);
buf = xmalloc (sect_size);
if (bfd_get_section_contents (exec_bfd, dylinker_sect,
buf, 0, sect_size))
return buf;
xfree (buf);
}
if (bfd_mach_o_lookup_command (exec_bfd,
BFD_MACH_O_LC_LOAD_DYLINKER, &cmd) == 1)
return cmd->command.dylinker.name_str;
}
/* If we didn't find it, read from memory.
@ -324,11 +317,8 @@ darwin_solib_create_inferior_hook (void)
}
}
if (!dyld_bfd)
{
xfree (interp_name);
return;
}
return;
if (!inf->attach_flag)
{
/* We find the dynamic linker's base address by examining
@ -340,9 +330,8 @@ darwin_solib_create_inferior_hook (void)
else
{
/* FIXME: todo.
Get address of __DATA.__dyld in exec_bfd, read address at offset 0
Get address of __DATA.__dyld in exec_bfd, read address at offset 0.
*/
xfree (interp_name);
return;
}
@ -351,7 +340,6 @@ darwin_solib_create_inferior_hook (void)
lookup_symbol_from_bfd (dyld_bfd, "_dyld_all_image_infos");
bfd_close (dyld_bfd);
xfree (interp_name);
if (dyld_all_image_addr == 0)
return;