OpenE2K/binutils-gdb
12
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

2001-11-01 Chris Demetriou <cgd@broadcom.com>

Browse Source 
* ld.texinfo (Options): Document new option, -nostdlib.
        * lexsup.c (OPTION_NOSTDLIB): New definition.
        (ld_options): Add entry for "nostdlib".
        (parse_args): Handle OPTIONS_NOSTDLIB.
        * ldfile.c (ldfile_add_library_path): Don't add directories
        to the search path if they weren't specified on the command line
        and -nostdlib was specified.
        * ld.h (ld_config_type): New member only_cmd_line_lib_dirs.
This commit is contained in:
Chris Demetriou 2001-11-02 01:13:09 +00:00
parent e3eb7b4206
commit 361b220ebe
5 changed files with 30 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
ld/ChangeLog
View File

@ -1,3 +1,14 @@
2001-11-01 Chris Demetriou <cgd@broadcom.com>
* ld.texinfo (Options): Document new option, -nostdlib.
* lexsup.c (OPTION_NOSTDLIB): New definition.
(ld_options): Add entry for "nostdlib".
(parse_args): Handle OPTIONS_NOSTDLIB.
* ldfile.c (ldfile_add_library_path): Don't add directories
to the search path if they weren't specified on the command line
and -nostdlib was specified.
* ld.h (ld_config_type): New member only_cmd_line_lib_dirs.
2001-10-31 Nick Clifton <nickc@cambridge.redhat.com> 2001-10-31 Nick Clifton <nickc@cambridge.redhat.com>
* lexsup.c (parse_args): Prevent infinite parsing loop when * lexsup.c (parse_args): Prevent infinite parsing loop when

4
ld/ld.h
View File

@ -214,6 +214,10 @@ typedef struct {
unsigned int split_by_reloc; unsigned int split_by_reloc;
bfd_size_type split_by_file; bfd_size_type split_by_file;
/* If set, only search library directories explicitly selected
on the command line. */
boolean only_cmd_line_lib_dirs;
} ld_config_type; } ld_config_type;
extern ld_config_type config; extern ld_config_type config;

6
ld/ld.texinfo
View File

@ -1110,6 +1110,12 @@ Normally, the linker will not produce an output file if it encounters
errors during the link process; it exits without writing an output file errors during the link process; it exits without writing an output file
when it issues any error whatsoever. when it issues any error whatsoever.
@kindex -nostdlib
@item -nostdlib
Only search library directories explicitly specified on the
command line. Library directories specified in linker scripts
(including linker scripts specified on the command line) are ignored.
@ifclear SingleFormat @ifclear SingleFormat
@kindex --oformat @kindex --oformat
@item --oformat @var{output-format} @item --oformat @var{output-format}

3
ld/ldfile.c
View File

@ -79,6 +79,9 @@ ldfile_add_library_path (name, cmdline)
{ {
search_dirs_type *new; search_dirs_type *new;
if (!cmdline && config.only_cmd_line_lib_dirs)
return;
new = (search_dirs_type *) xmalloc (sizeof (search_dirs_type)); new = (search_dirs_type *) xmalloc (sizeof (search_dirs_type));
new->next = NULL; new->next = NULL;
new->name = name; new->name = name;

6
ld/lexsup.c
View File

@ -133,6 +133,7 @@ int parsing_defsym = 0;
#define OPTION_DISCARD_NONE (OPTION_ALLOW_SHLIB_UNDEFINED + 1) #define OPTION_DISCARD_NONE (OPTION_ALLOW_SHLIB_UNDEFINED + 1)
#define OPTION_SPARE_DYNAMIC_TAGS (OPTION_DISCARD_NONE + 1) #define OPTION_SPARE_DYNAMIC_TAGS (OPTION_DISCARD_NONE + 1)
#define OPTION_NO_DEFINE_COMMON (OPTION_SPARE_DYNAMIC_TAGS + 1) #define OPTION_NO_DEFINE_COMMON (OPTION_SPARE_DYNAMIC_TAGS + 1)
#define OPTION_NOSTDLIB (OPTION_NO_DEFINE_COMMON + 1)
/* The long options. This structure is used for both the option /* The long options. This structure is used for both the option
parsing and the help text. */ parsing and the help text. */
@ -330,6 +331,8 @@ static const struct ld_option ld_options[] =
'\0', NULL, N_("Create an output file even if errors occur"), TWO_DASHES }, '\0', NULL, N_("Create an output file even if errors occur"), TWO_DASHES },
{ {"noinhibit_exec", no_argument, NULL, OPTION_NOINHIBIT_EXEC}, { {"noinhibit_exec", no_argument, NULL, OPTION_NOINHIBIT_EXEC},
'\0', NULL, NULL, NO_HELP }, '\0', NULL, NULL, NO_HELP },
{ {"nostdlib", no_argument, NULL, OPTION_NOSTDLIB},
'\0', NULL, N_("Only use library directories specified on\n\t\t\t\tthe command line"), ONE_DASH },
{ {"oformat", required_argument, NULL, OPTION_OFORMAT}, { {"oformat", required_argument, NULL, OPTION_OFORMAT},
'\0', N_("TARGET"), N_("Specify target of output file"), EXACTLY_TWO_DASHES }, '\0', N_("TARGET"), N_("Specify target of output file"), EXACTLY_TWO_DASHES },
{ {"qmagic", no_argument, NULL, OPTION_IGNORE}, { {"qmagic", no_argument, NULL, OPTION_IGNORE},
@ -771,6 +774,9 @@ parse_args (argc, argv)
case OPTION_NOINHIBIT_EXEC: case OPTION_NOINHIBIT_EXEC:
force_make_executable = true; force_make_executable = true;
break; break;
case OPTION_NOSTDLIB:
config.only_cmd_line_lib_dirs = true;
break;
case OPTION_NO_WHOLE_ARCHIVE: case OPTION_NO_WHOLE_ARCHIVE:
whole_archive = false; whole_archive = false;
break; break;