450d26c851
This changes many tests to use 'require' when checking target_info. In a few spots, the require is hoisted to the top of the file, to avoid doing any extra work when the test is going to be skipped anyway.
109 lines
3.5 KiB
Text
109 lines
3.5 KiB
Text
# Copyright 2003-2023 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# This is a test for the gdb invocation option --args.
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# Skip test if target does not support argument passing.
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require {!target_info exists noargs}
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# This test requires starting new inferior processes, skip it if the target
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# board is a stub.
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require !use_gdb_stub
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standard_testfile
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if {[build_executable $testfile.exp $testfile \
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$srcfile {debug nowarnings}] == -1} {
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untested "failed to compile"
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return -1
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}
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# If SINGLE_QUOTES_NEWLINE_KFAIL true, arguments made of exactly '' or a
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# newline character will fail, so kfail those tests.
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proc args_test { name arglist {single_quotes_newline_kfail false}} {
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global srcdir
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global subdir
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global testfile
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global hex
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global decimal
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clean_restart $testfile
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runto_main
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gdb_breakpoint [gdb_get_line_number "set breakpoint here"]
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gdb_continue_to_breakpoint "breakpoint for $name"
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set expected_len [expr 1 + [llength $arglist]]
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gdb_test "print argc" "\\\$$decimal = $expected_len" "argc for $name"
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set i 1
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foreach arg $arglist {
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if { $single_quotes_newline_kfail
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&& ($arg == {''} || $arg == {\\n}) } {
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setup_kfail "gdb/27989" "*-*-*"
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}
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gdb_test "print argv\[$i\]" "\\\$$decimal = $hex \"$arg\"" \
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"argv\[$i\] for $name"
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set i [expr $i + 1]
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}
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}
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#
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# Test that the --args are processed correctly.
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#
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save_vars { GDBFLAGS } {
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set old_gdbflags $GDBFLAGS
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# Single quotes and newlines are not well handled by the extended-remote
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# target: https://sourceware.org/bugzilla/show_bug.cgi?id=27989
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set single_quotes_newline_kfail \
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[expr { [target_info exists gdb_protocol] \
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&& [target_info gdb_protocol] == "extended-remote" }]
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set GDBFLAGS "$old_gdbflags --args $binfile 1 3"
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args_test basic {{1} {3}}
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#
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# Test that the --args are processed correctly even if one of them is empty.
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# The syntax needed is a little peculiar; DejaGNU treats the arguments as a
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# list and expands them itself, since no shell redirection is involved.
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#
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set GDBFLAGS "$old_gdbflags --args $binfile 1 {} 3"
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args_test "one empty" {{1} {} {3}}
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#
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# try with 2 empty args
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#
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set GDBFLAGS "$old_gdbflags --args $binfile 1 {} {} 3"
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args_test "two empty" {{1} {} {} 3}
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# Try with arguments containing literal single quotes.
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set GDBFLAGS "$old_gdbflags --args $binfile 1 '' 3"
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args_test "one empty with single quotes" {{1} {''} {3}} $single_quotes_newline_kfail
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set GDBFLAGS "$old_gdbflags --args $binfile 1 '' '' 3"
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args_test "two empty with single quotes" {{1} {''} {''} {3}} $single_quotes_newline_kfail
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# try with arguments containing literal newlines.
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set GDBFLAGS "$old_gdbflags --args $binfile 1 {\n} 3"
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args_test "one newline" {{1} {\\n} {3}} $single_quotes_newline_kfail
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set GDBFLAGS "$old_gdbflags --args $binfile 1 {\n} {\n} 3"
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args_test "two newlines" {{1} {\\n} {\\n} {3}} $single_quotes_newline_kfail
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}
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