1# Copyright 2015-2023 Free Software Foundation, Inc.
2
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.
7#
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.
12#
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/>.
15
16# Test keyword parsing in the linespec parser.
17
18standard_testfile
19set exefile $testfile
20
21if {[prepare_for_testing "failed to prepare" $exefile $srcfile {debug}]} {
22    return -1
23}
24
25if ![runto_main] {
26    return 0
27}
28
29# Turn off pending breakpoints to facilitate testing errors.
30gdb_test_no_output "set breakpoint pending off"
31
32# The linespec lexer ignores the language setting when lexing
33# keywords.
34gdb_test "break if" "Function \"if\" not defined."
35gdb_breakpoint "thread" "message"
36gdb_breakpoint "task" "message"
37
38# The lexer should prune any trailing whitesapce, so the expected
39# outcome of the following tests should be the same as the previous
40# tests.
41with_test_prefix "trailing whitespace" {
42    gdb_test "break if " "Function \"if\" not defined."
43    gdb_breakpoint "thread " "message"
44    gdb_breakpoint "task " "message"
45}
46
47# With a single keyword specified first in the location,
48# we assume we have a NULL location, i.e., the actual location
49# of the event is the current default location.
50#
51# break if XX --> okay if XX is a valid expression
52# (the lexer cannot know whether the expression is valid or not)
53# break {thread,task} NUMBER --> invalid thread/task
54# break {thread,task} STUFF --> "junk" after keyword (STUFF is not numeric)
55gdb_test "break thread 123" "Unknown thread 123\\."
56gdb_test "break thread foo" "Invalid thread ID: foo"
57gdb_test "break task 123" "Unknown task 123\\."
58gdb_test "break task foo" "Junk after task keyword\\."
59gdb_breakpoint "thread if 0" "message"
60
61# These are also NULL locations, but using a subsequent keyword
62# as the "junk".
63gdb_test "break thread thread" "Invalid thread ID: thread"
64gdb_test "break thread task" "Invalid thread ID: task"
65gdb_test "break thread if" "Invalid thread ID: if"
66gdb_test "break task task" "Junk after task keyword\\."
67gdb_test "break task thread" "Junk after task keyword\\."
68gdb_test "break task if" "Junk after task keyword\\."
69
70# Test locations containing keyword followed by keyword.
71gdb_test "break thread thread 123" "Unknown thread 123\\."
72gdb_test "break task task 123" "Unknown task 123\\."
73
74# Test NULL location with valid conditional containing a keyword.
75gdb_breakpoint "thread if thread == 0"
76gdb_breakpoint "task if task == 0"
77
78# Test the positional flexibility of the "-force-condition" flag.
79foreach prefix {"" "thread 1 "} {
80    foreach suffix {"" " " " thread 1"} {
81	foreach cond {"" " if 1"} {
82	    with_test_prefix "prefix: '$prefix', suffix: '$suffix', cond: '$cond'" {
83		gdb_breakpoint "main ${prefix}-force-condition${suffix}${cond}"\
84		    "message"
85	    }
86	}
87    }
88}
89