--- /dev/null
+/* This testcase is part of GDB, the GNU debugger.
+
+ Copyright 2020 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/>. */
+
+#include <stdio.h>
+
+int main (int argc, char **argv)
+{
+ for (int i = 0; i < argc; i++)
+ printf ("[%d] %s\n", i, argv[i]);
+
+ return 0;
+}
--- /dev/null
+# Copyright 2020 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/>.
+
+# Test running an inferior with arguments.
+
+# This does not work on boards that don't support inferior arguments.
+if [target_info exists noargs] then {
+ verbose "skipping gdb.base/inferior-args.exp because of noargs"
+ return
+}
+
+standard_testfile .c
+
+if {[build_executable "failed to prepare" $testfile $srcfile debug] == -1} {
+ return
+}
+
+proc do_test { method } {
+ global binfile hex
+
+ # The second arg is an empty string on purpose.
+ set inferior_args { "first arg" "" "third-arg" }
+
+ clean_restart $binfile
+
+ if { $method == "start" } {
+ # The start command does not make sense for a stub.
+ if { [use_gdb_stub] } {
+ return;
+ }
+
+ if { [gdb_start_cmd $inferior_args] < 0 } {
+ fail "could not issue start command"
+ return -1
+ }
+
+ # Consume up to the GDB prompt after the stop.
+ gdb_test "" ".*main.*" "stop at main"
+
+ } elseif { $method == "starti" } {
+ # The starti command does not make sense for a stub.
+ if { [use_gdb_stub] } {
+ return;
+ }
+
+ if { [gdb_starti_cmd $inferior_args] < 0 } {
+ fail "could not issue start command"
+ return -1
+ }
+
+ # Consume up to the GDB prompt after the stop.
+ gdb_test "" "" "stop at first instruction"
+
+ # Put a breakpoint and continue until main.
+ if { ![gdb_breakpoint "main" message] } {
+ fail "could not set breakpoint on main"
+ return -1
+ }
+
+ if { [gdb_continue "main"] != 0 } {
+ fail "could not continue to main"
+ return -1
+ }
+
+ } elseif { $method == "run" } {
+ if { ![gdb_breakpoint "main" message] } {
+ fail "could not set breakpoint on main"
+ return -1
+ }
+
+ # The run command does not make sense for a stub, but GDB_RUN_CMD
+ # does the right thing when the target is a stub (start the stub,
+ # connect to it, and "continue").
+ #
+ # This allows us to test arguments passed on the gdbserver command
+ # line.
+ if { [gdb_run_cmd $inferior_args] < 0 } {
+ fail "could not run"
+ return -1
+ }
+
+ # Consume up to the GDB prompt after the stop.
+ gdb_test "" ".*main.*" "stop at main"
+
+ } elseif { $method == "set args" } {
+ # Using "set args" does not make sense with a stub.
+ if { [use_gdb_stub] } {
+ return;
+ }
+
+ gdb_test_no_output "set args $inferior_args"
+
+ if { ![runto_main] } {
+ fail "could not run to main"
+ return -1
+ }
+
+ } else {
+ error "invalid method $method"
+ }
+
+ # Now that we are stopped at main, inspect argc/argv.
+ gdb_test "print argc" " = 4"
+ gdb_test "print argv\[0\]" " = $hex \".*\""
+ gdb_test "print argv\[1\]" " = $hex \"first arg\""
+ gdb_test "print argv\[2\]" " = $hex \"\""
+ gdb_test "print argv\[3\]" " = $hex \"third-arg\""
+}
+
+foreach_with_prefix method { "start" "starti" "run" "set args" } {
+ do_test $method
+}
# Generic run command.
#
+# Return 0 if we could start the program, -1 if we could not.
+#
# The second pattern below matches up to the first newline *only*.
# Using ``.*$'' could swallow up output that we attempt to match
# elsewhere.
if $use_gdb_stub {
if [target_info exists gdb,do_reload_on_run] {
if { [gdb_reload $inferior_args] != 0 } {
- return
+ return -1
}
send_gdb "continue\n"
gdb_expect 60 {
-re "Continu\[^\r\n\]*\[\r\n\]" {}
default {}
}
- return
+ return 0
}
if [target_info exists gdb,start_symbol] {
# clever and not send a command when it has failed.
if [expr $start_attempt > 3] {
perror "Jump to start() failed (retry count exceeded)"
- return
+ return -1
}
set start_attempt [expr $start_attempt + 1]
gdb_expect 30 {
}
-re "No symbol \"_start\" in current.*$gdb_prompt $" {
perror "Can't find start symbol to run in gdb_run"
- return
+ return -1
}
-re "No symbol \"start\" in current.*$gdb_prompt $" {
send_gdb "jump *_start\n"
}
-re "The program is not being run.*$gdb_prompt $" {
if { [gdb_reload $inferior_args] != 0 } {
- return
+ return -1
}
send_gdb "jump *$start\n"
}
timeout {
perror "Jump to start() failed (timeout)"
- return
+ return -1
}
}
}
- return
+
+ return 0
}
if [target_info exists gdb,do_reload_on_run] {
if { [gdb_reload $inferior_args] != 0 } {
- return
+ return -1
}
}
send_gdb "run $inferior_args\n"
# There is no more input expected.
}
}
+
+ return 0
}
# Generic start command. Return 0 if we could start the program, -1
projects / binutils-gdb.git / commitdiff