1 # Copyright 2003, 2007 Free Software Foundation, Inc.
3 # This program is free software; you can redistribute it and/or modify
4 # it under the terms of the GNU General Public License as published by
5 # the Free Software Foundation; either version 3 of the License, or
6 # (at your option) any later version.
8 # This program is distributed in the hope that it will be useful,
9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 # GNU General Public License for more details.
13 # You should have received a copy of the GNU General Public License
14 # along with this program. If not, see <http://www.gnu.org/licenses/>.
16 # Please email any bugs, comments, and/or additions to this file to:
17 # bug-gdb@prep.ai.mit.edu
19 # This is a test for the gdb invocation option --args.
28 # Skip test if target does not support argument passing.
29 if [target_info exists noargs] {
34 set srcfile ${testfile}.c
35 set binfile ${objdir}/${subdir}/${testfile}
37 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] != "" } {
42 proc args_test { name arglist } {
51 gdb_reinitialize_dir $srcdir/$subdir
53 # No loading needs to be done when the target is `exec'. Some targets
54 # require that the program be loaded, however, and it doesn't hurt
59 gdb_breakpoint [gdb_get_line_number "set breakpoint here"]
60 gdb_continue_to_breakpoint "breakpoint for $name"
62 set expected_len [expr 1 + [llength $arglist]]
63 gdb_test "print argc" "\\\$$decimal = $expected_len" "argc for $name"
66 foreach arg $arglist {
67 gdb_test "print argv\[$i\]" "\\\$$decimal = $hex \"$arg\"" \
68 "argv\[$i\] for $name"
74 # Test that the --args are processed correctly.
76 set old_gdbflags $GDBFLAGS
77 set GDBFLAGS "--args $binfile 1 3"
78 args_test basic {{1} {3}}
81 # Test that the --args are processed correctly even if one of them is empty.
82 # The syntax needed is a little peculiar; DejaGNU treats the arguments as a
83 # list and expands them itself, since no shell redirection is involved.
85 set GDBFLAGS "--args $binfile 1 {} 3"
86 args_test "one empty" {{1} {} {3}}
89 # try with 2 empty args
91 set GDBFLAGS "--args $binfile 1 {} {} 3"
92 args_test "two empty" {{1} {} {} 3}
94 # Try with arguments containing literal single quotes.
96 set GDBFLAGS "--args $binfile 1 '' 3"
97 args_test "one empty" {{1} {''} {3}}
99 set GDBFLAGS "--args $binfile 1 '' '' 3"
100 args_test "two empty" {{1} {''} {''} {3}}
102 set GDBFLAGS $old_gdbflags