108 lines
3 KiB
Text
108 lines
3 KiB
Text
# Copyright 2003, 2007, 2008, 2009 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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if $tracelevel then {
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strace $tracelevel
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}
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global GDBFLAGS
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# Skip test if target does not support argument passing.
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if [target_info exists noargs] {
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return;
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}
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set testfile "args"
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set srcfile ${testfile}.c
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set binfile ${objdir}/${subdir}/${testfile}
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] != "" } {
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untested args.exp
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return -1
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}
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proc args_test { name arglist } {
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global srcdir
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global subdir
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global binfile
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global hex
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global decimal
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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# No loading needs to be done when the target is `exec'. Some targets
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# require that the program be loaded, however, and it doesn't hurt
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# for `exec'.
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gdb_load $binfile
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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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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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set old_gdbflags $GDBFLAGS
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set GDBFLAGS "$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 $binfile 1 '' 3"
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args_test "one empty (with single quotes)" {{1} {''} {3}}
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set GDBFLAGS "$old_gdbflags --args $binfile 1 '' '' 3"
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args_test "two empty (with single quotes)" {{1} {''} {''} {3}}
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# try with arguments containing literal newlines.
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set GDBFLAGS "-nx --args $binfile 1 {\n} 3"
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args_test "one newline" {{1} {\\n} {3}}
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set GDBFLAGS "-nx --args $binfile 1 {\n} {\n} 3"
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args_test "two newlines" {{1} {\\n} {\\n} {3}}
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set GDBFLAGS $old_gdbflags
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