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# This testcase is part of GDB, the GNU debugger.
# Copyright 2017-2024 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# This test doesn't make sense on native-gdbserver.
require !use_gdb_stub
# There's no easy way to set environment variables on remote targets
# (via dejagnu) yet.
require {!is_remote target}
standard_testfile
if { [build_executable "failed to prepare" $testfile $srcfile debug] } {
return -1
}
set unique_file [standard_output_file "unique-file.unique-extension"]
set unique_file_dir [standard_output_file ""]
run_on_host \
"touch OUTPUT_DIR/unique-file.unique-extension" \
"touch" "$unique_file"
# Initial setup for simple test (wildcard expansion, variable substitution).
proc initial_setup_simple { startup_with_shell run_args } {
global hex decimal binfile unique_file
clean_restart $binfile
gdb_test_no_output "set startup-with-shell $startup_with_shell"
gdb_test_no_output "set print characters unlimited"
gdb_test_no_output "set args $run_args" \
"set args \$run_args"
return [runto_main]
}
# Start GDB, set the inferior arguments to ARGS, and then run to main.
# Once at main, read the first argument from the inferior and compare
# it to ON_RE if startup-with-shell is on, otherwise compare to
# OFF_RE.
#
# If PROBLEMATIC_ON is true then when startup-with-shell is on we
# expect the comparison to fail, so setup an xfail.
#
# TESTNAME is a string used in the test names.
proc run_test { args on_re off_re testname { problematic_on false } } {
foreach startup_with_shell { "on" "off" } {
with_test_prefix "$testname, startup_with_shell: ${startup_with_shell}" {
if {![initial_setup_simple $startup_with_shell $args]} {
return -1
}
if { $startup_with_shell } {
set re $on_re
set problematic $problematic_on
} else {
set re $off_re
set problematic false
}
if { $problematic } {
setup_xfail "*-*-*" gdb/28392
}
gdb_test "print argv\[1\]" "\\\$$::decimal = $::hex $re" $testname
}
}
}
# This is like the run_test proc except that RE is used as the
# expected argument regexp when startup-with-shell is both on and off.
# For the other arguments, see run_test.
proc run_test_same { args re testname } {
run_test $args $re $re $testname
}
# The regexp to match a single '\' character.
set bs "\\\\"
# Are we using 'remote' or 'extended-remote' protocol?
set is_remote_p [gdb_protocol_is_remote]
## Run the actual tests
run_test "$unique_file_dir/*.unique-extension" \
"\"$unique_file\"" \
"\"$unique_file_dir/\\\*\.unique-extension\"" \
"arg is glob" \
$is_remote_p
run_test_same "$unique_file_dir/\\*.unique-extension" \
"\"$unique_file_dir/\\\*\.unique-extension\"" \
"arg is escaped glob"
save_vars { env(TEST) } {
set env(TEST) "1234"
run_test "\$TEST" \
"\"1234\"" \
"\"\\\$TEST\"" \
"arg is shell variable" \
$is_remote_p
run_test_same "\\\$TEST" \
"\"\\\$TEST\"" \
"arg is escaped shell variable"
}
run_test_same "\"\\a\"" \
"\"${bs}${bs}a\"" \
"retain backslash in double quote arg"
run_test_same "'\\a'" \
"\"${bs}${bs}a\"" \
"retain backslash in single quote arg"
run_test_same "\"\\\$\"" \
"\"\\\$\"" \
"'\$' can be escaped in double quote arg"
run_test_same "'\\\$'" \
"\"${bs}${bs}\\\$\"" \
"'\$' is not escaped in single quote arg"
run_test_same "\"\\`\"" \
"\"\\`\"" \
"'`' can be escaped in double quote arg"
run_test_same "'\\`'" \
"\"${bs}${bs}`\"" \
"'`' is not escaped in single quote arg"
run_test_same "\"\\\"\"" \
"\"${bs}\"\"" \
"'\"' can be escaped in double quote arg"
run_test_same "'\\\"'" \
"\"${bs}${bs}${bs}\"\"" \
"'\"' is not escaped in single quote arg"
run_test_same "\"\\\\\"" \
"\"${bs}${bs}\"" \
"'\\' can be escaped in double quote arg"
run_test_same "'\\\\'" \
"\"${bs}${bs}${bs}${bs}\"" \
"'\\' is not escaped in single quote arg"
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