binutils-gdb/gdb/testsuite/lib/range-stepping-support.exp

# Copyright 2013-2014 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/>.

# Execute command CMD and check that GDB sends the expected number of
# vCont;s and vCont;r packets.  Returns 0 if the test passes,
# otherwise returns 1.

proc exec_cmd_expect_vCont_count { cmd exp_vCont_s exp_vCont_r } {
    global gdb_prompt

    gdb_test_no_output "set debug remote 1" ""

    set test "${cmd}: vCont;s=${exp_vCont_s} vCont;r=${exp_vCont_r}"
    set r_counter 0
    set s_counter 0
    set ret 1
    gdb_test_multiple $cmd $test {
	-re "vCont;s\[^\r\n\]*Packet received: T\[\[:xdigit:\]\]\[\[:xdigit:\]\]" {
	    incr s_counter
	    exp_continue
	}
	-re "vCont;r\[^\r\n\]*Packet received: T\[\[:xdigit:\]\]\[\[:xdigit:\]\]" {
	    incr r_counter
	    exp_continue
	}
	-re "\r\n" {
	    # Prevent overflowing the expect buffer.
	    exp_continue
	}
	-re "$gdb_prompt $" {
	    if { $r_counter == ${exp_vCont_r} && $s_counter == ${exp_vCont_s} } {
		pass $test
		set ret 0
	    } else {
		fail $test
	    }
	}
    }

    gdb_test_no_output "set debug remote 0" ""
    return $ret
}