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Add --section-ordering command line option to the bfd linker.

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This commit is contained in:
Nick Clifton
2024-05-10 16:59:05 +01:00
parent ad658482c1
commit 6e8376fa56
22 changed files with 462 additions and 65 deletions
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55
ld/ldmain.c
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@@ -90,6 +90,8 @@ bool version_printed;
/* TRUE if we should demangle symbol names. */
bool demangling;
bool in_section_ordering;
args_type command_line;
ld_config_type config;
@@ -246,6 +248,26 @@ ld_bfd_error_handler (const char *fmt, va_list ap)
(*default_bfd_error_handler) (fmt, ap);
}
static void
display_external_script (void)
{
if (saved_script_handle == NULL)
return;
static const int ld_bufsz = 8193;
size_t n;
char *buf = (char *) xmalloc (ld_bufsz);
rewind (saved_script_handle);
while ((n = fread (buf, 1, ld_bufsz - 1, saved_script_handle)) > 0)
{
buf[n] = 0;
info_msg ("%s", buf);
}
rewind (saved_script_handle);
free (buf);
}
int
main (int argc, char **argv)
{
@@ -416,26 +438,13 @@ main (int argc, char **argv)
if (verbose)
{
if (saved_script_handle)
info_msg (_("using external linker script:"));
info_msg (_("using external linker script: %s"), processed_scripts->name);
else
info_msg (_("using internal linker script:"));
info_msg ("\n==================================================\n");
if (saved_script_handle)
{
static const int ld_bufsz = 8193;
size_t n;
char *buf = (char *) xmalloc (ld_bufsz);
rewind (saved_script_handle);
while ((n = fread (buf, 1, ld_bufsz - 1, saved_script_handle)) > 0)
{
buf[n] = 0;
info_msg ("%s", buf);
}
rewind (saved_script_handle);
free (buf);
}
display_external_script ();
else
{
int isfile;
@@ -446,6 +455,22 @@ main (int argc, char **argv)
info_msg ("\n==================================================\n");
}
if (command_line.section_ordering_file)
{
FILE *hold_script_handle;
hold_script_handle = saved_script_handle;
ldfile_open_command_file (command_line.section_ordering_file);
if (verbose)
display_external_script ();
saved_script_handle = hold_script_handle;
in_section_ordering = true;
parser_input = input_section_ordering_script;
yyparse ();
in_section_ordering = false;
}
if (command_line.force_group_allocation
|| !bfd_link_relocatable (&link_info))
link_info.resolve_section_groups = true;