/* Unless it's a variable, check existence. */
if (name[0] != '$') {
+ /* These are warnings, not errors, since we don't want a
+ non-existent directory in a .gdbinit file to stop processing
+ of the .gdbinit file.
+
+ Whether they get added to the path is more debatable. Current
+ answer is yes, in case the user wants to go make the directory
+ or whatever. If the directory continues to not exist/not be
+ a directory/etc, then having them in the path should be
+ harmless. */
if (stat (name, &st) < 0)
- perror_with_name (name);
- if ((st.st_mode & S_IFMT) != S_IFDIR)
- error ("%s is not a directory.", name);
+ {
+ int save_errno = errno;
+ fprintf (stderr, "Warning: ");
+ print_sys_errmsg (name, save_errno);
+ }
+ else if ((st.st_mode & S_IFMT) != S_IFDIR)
+ warning ("%s is not a directory.", name);
}
append:
get_filename_and_charpos (s, (char **)NULL);
if (s->fullname == 0)
return 0;
- if (line >= s->nlines)
- return 0;
+ if (line > s->nlines)
+ /* Don't index off the end of the line_charpos array. */
+ return 0;
printf ("\032\032%s:%d:%d:%s:0x%x\n", s->fullname,
line, s->line_charpos[line - 1],
mid_statement ? "middle" : "beg",
{
sals = decode_line_spec_1 (arg, 0);
- /* If this command is repeated with RET,
- turn it into the no-arg variant. */
- if (from_tty)
- *arg = 0;
+ dont_repeat ();
}
/* C++ More than one line may have been specified, as when the user
sal = sals.sals[i];
if (sal.symtab == 0)
- error ("No source file specified.");
-
- if (sal.line > 0
+ {
+ printf_filtered ("No line number information available");
+ if (sal.pc != 0)
+ {
+ /* This is useful for "info line *0x7f34". If we can't tell the
+ user about a source line, at least let them have the symbolic
+ address. */
+ printf_filtered (" for address ");
+ wrap_here (" ");
+ print_address (sal.pc, stdout);
+ }
+ else
+ printf_filtered (".");
+ printf_filtered ("\n");
+ }
+ else if (sal.line > 0
&& find_line_pc_range (sal.symtab, sal.line, &start_pc, &end_pc))
{
if (start_pc == end_pc)
- printf_filtered ("Line %d of \"%s\" is at pc %s but contains no code.\n",
- sal.line, sal.symtab->filename, local_hex_string(start_pc));
+ {
+ printf_filtered ("Line %d of \"%s\"",
+ sal.line, sal.symtab->filename);
+ wrap_here (" ");
+ printf_filtered (" is at address ");
+ print_address (start_pc, stdout);
+ wrap_here (" ");
+ printf_filtered (" but contains no code.\n");
+ }
else
{
- printf_filtered ("Line %d of \"%s\" starts at pc %s",
- sal.line, sal.symtab->filename,
- local_hex_string(start_pc));
- printf_filtered (" and ends at %s.\n",
- local_hex_string(end_pc));
+ printf_filtered ("Line %d of \"%s\"",
+ sal.line, sal.symtab->filename);
+ wrap_here (" ");
+ printf_filtered (" starts at address ");
+ print_address (start_pc, stdout);
+ wrap_here (" ");
+ printf_filtered (" and ends at ");
+ print_address (end_pc, stdout);
+ printf_filtered (".\n");
}
+
/* x/i should display this line's code. */
set_next_address (start_pc);
+
/* Repeating "info line" should do the following line. */
last_line_listed = sal.line + 1;
identify_source_line (sal.symtab, sal.line, 0, start_pc);
}
else
+ /* Is there any case in which we get here, and have an address
+ which the user would want to see? If we have debugging symbols
+ and no line numbers? */
printf_filtered ("Line number %d is out of range for \"%s\".\n",
sal.line, sal.symtab->filename);
}
void
_initialize_source ()
{
+ struct cmd_list_element *c;
current_source_symtab = 0;
init_source_path ();
- add_com ("directory", class_files, directory_command,
+ c = add_cmd ("directory", class_files, directory_command,
"Add directory DIR to beginning of search path for source files.\n\
Forget cached info on source file locations and line positions.\n\
DIR can also be $cwd for the current working directory, or $cdir for the\n\
directory in which the source file was compiled into object code.\n\
-With no argument, reset the search path to $cdir:$cwd, the default.");
+With no argument, reset the search path to $cdir:$cwd, the default.",
+ &cmdlist);
+ c->completer = filename_completer;
add_cmd ("directories", no_class, show_directories,
"Current search path for finding source files.\n\