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* target.h: Add to_doc and target_preopen.

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target.c: Add target_preopen and target_command.
	Remove target_info.
	(add_target): Call add_cmd and mess with targetlist->doc.
	core.c, exec.c, remote-eb.c, remote-nindy.c, remote-vx.c,
	remote-vx.68.c, inftarg.c, remote.c: Add doc field to target struct.
	Call target_preopen from open routine.
This commit is contained in:
Jim Kingdon
1991-04-19 01:36:57 +00:00
parent 70dcc196e1
commit f2fc6e7a5c
6 changed files with 101 additions and 76 deletions
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49
gdb/exec.c
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@ -73,6 +73,7 @@ exec_file_command (filename, from_tty)
char *filename;
int from_tty;
{
target_preopen (from_tty);
/* Remove any previous exec file. */
unpush_target (&exec_ops);
@ -312,8 +313,49 @@ exec_files_info ()
bfd_section_name (exec_bfd, p->sec_ptr));
}
static void
set_section_command (args, from_tty)
char *args;
int from_tty;
{
struct section_table *p;
char *secname;
unsigned seclen;
unsigned long secaddr;
char secprint[100];
long offset;
if (args == 0)
error ("Must specify section name and its virtual address");
/* Parse out section name */
for (secname = args; !isspace(*args); args++) ;
seclen = args - secname;
/* Parse out new virtual address */
secaddr = parse_and_eval_address (args);
for (p = exec_sections; p < exec_sections_end; p++) {
if (!strncmp (secname, bfd_section_name (exec_bfd, p->sec_ptr), seclen)
&& bfd_section_name (exec_bfd, p->sec_ptr)[seclen] == '\0') {
offset = secaddr - p->addr;
p->addr += offset;
p->endaddr += offset;
exec_files_info();
return;
}
}
if (seclen >= sizeof (secprint))
seclen = sizeof (secprint) - 1;
strncpy (secprint, secname, seclen);
secprint[seclen] = '\0';
error ("Section %s not found", secprint);
}
struct target_ops exec_ops = {
"exec", "Local exec file",
"Use an executable file as a target.\n\
Specify the filename of the executable file.",
exec_file_command, exec_close, /* open, close */
child_attach, 0, 0, 0, /* attach, detach, resume, wait, */
0, 0, /* fetch_registers, store_registers, */
@ -349,5 +391,12 @@ If FILE cannot be found as specified, your execution directory path\n\
is searched for a command of that name.\n\
No arg means have no executable file.");
add_com ("section", class_files, set_section_command,
"Change the base address of section SECTION of the exec file to ADDR.\n\
This can be used if the exec file does not contain section addresses,\n\
(such as in the a.out format), or when the addresses specified in the\n\
file itself are wrong. Each section must be changed separately. The\n\
``info files'' command lists all the sections and their addresses.");
add_target (&exec_ops);
}