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Implement --base-file command line switch.

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This commit is contained in:
Nick Clifton 1999-08-23 09:13:56 +00:00
parent 3b108066c9
commit 093505ad61
2 changed files with 68 additions and 0 deletions
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3
ld/ChangeLog
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@ -1,5 +1,8 @@
1999-08-23 Nick Clifton <nickc@cygnus.com>
* emulparams/elf32mcore.sh (PARSE_AND_LIST_ARGS): Define.
Implement --base-file command line switch.
* emultempl/elf32.em: Add ability for individual targets to have
their own command line switches by defining PARSE_AND_LIST_ARGS.

65
ld/emulparams/elf32mcore.sh
View file

@ -30,3 +30,68 @@ OTHER_RELOCATING_SECTIONS='.stack 0x80000 : { _stack = .; *(.stack) }'
TEMPLATE_NAME=elf32
GENERATE_SHLIB_SCRIPT=yes
# This code gets inserted into the generic elf32.sc linker script
# and allows us to define our own command line switches.
PARSE_AND_LIST_ARGS='
#define OPTION_BASE_FILE 300
static struct option longopts[] =
{
{"base-file", required_argument, NULL, OPTION_BASE_FILE},
{NULL, no_argument, NULL, 0}
};
static void
gld_elf32mcore_list_options (file)
FILE * file;
{
fprintf (file, _(" --base_file <basefile> Generate a base file for relocatable DLLs\n"));
}
static int
gld_elf32mcore_parse_args (argc, argv)
int argc;
char ** argv;
{
int longind;
int optc;
int prevoptind = optind;
int prevopterr = opterr;
int wanterror;
static int lastoptind = -1;
if (lastoptind != optind)
opterr = 0;
wanterror = opterr;
lastoptind = optind;
optc = getopt_long_only (argc, argv, "-", longopts, & longind);
opterr = prevopterr;
switch (optc)
{
default:
if (wanterror)
xexit (1);
optind = prevoptind;
return 0;
case OPTION_BASE_FILE:
link_info.base_file = (PTR) fopen (optarg, FOPEN_WB);
if (link_info.base_file == NULL)
{
/* xgettext:c-format */
fprintf (stderr, _("%s: Cannot open base file %s\n"),
program_name, optarg);
xexit (1);
}
break;
}
return 1;
}
'