1 # Copyright 2003, 2007, 2008, 2009, 2010, 2011 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 # This is a test for the gdb invocation option --args.
25 # Skip test if target does not support argument passing.
26 if [target_info exists noargs] {
31 set srcfile ${testfile}.c
32 set binfile ${objdir}/${subdir}/${testfile}
34 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] != "" } {
39 proc args_test { name arglist } {
48 gdb_reinitialize_dir $srcdir/$subdir
50 # No loading needs to be done when the target is `exec'. Some targets
51 # require that the program be loaded, however, and it doesn't hurt
56 gdb_breakpoint [gdb_get_line_number "set breakpoint here"]
57 gdb_continue_to_breakpoint "breakpoint for $name"
59 set expected_len [expr 1 + [llength $arglist]]
60 gdb_test "print argc" "\\\$$decimal = $expected_len" "argc for $name"
63 foreach arg $arglist {
64 gdb_test "print argv\[$i\]" "\\\$$decimal = $hex \"$arg\"" \
65 "argv\[$i\] for $name"
71 # Test that the --args are processed correctly.
73 set old_gdbflags $GDBFLAGS
75 set GDBFLAGS "$old_gdbflags --args $binfile 1 3"
76 args_test basic {{1} {3}}
79 # Test that the --args are processed correctly even if one of them is empty.
80 # The syntax needed is a little peculiar; DejaGNU treats the arguments as a
81 # list and expands them itself, since no shell redirection is involved.
83 set GDBFLAGS "$old_gdbflags --args $binfile 1 {} 3"
84 args_test "one empty" {{1} {} {3}}
87 # try with 2 empty args
89 set GDBFLAGS "$old_gdbflags --args $binfile 1 {} {} 3"
90 args_test "two empty" {{1} {} {} 3}
92 # Try with arguments containing literal single quotes.
94 set GDBFLAGS "$old_gdbflags --args $binfile 1 '' 3"
95 args_test "one empty (with single quotes)" {{1} {''} {3}}
97 set GDBFLAGS "$old_gdbflags --args $binfile 1 '' '' 3"
98 args_test "two empty (with single quotes)" {{1} {''} {''} {3}}
100 # try with arguments containing literal newlines.
102 set GDBFLAGS "-nx --args $binfile 1 {\n} 3"
103 args_test "one newline" {{1} {\\n} {3}}
105 set GDBFLAGS "-nx --args $binfile 1 {\n} {\n} 3"
106 args_test "two newlines" {{1} {\\n} {\\n} {3}}
108 set GDBFLAGS $old_gdbflags