GDB 7.6.50

gdb/testsuite/gdb.trace/strace.exp

Index: gdb/testsuite/gdb.trace/strace.exp
diff --git a/gdb/testsuite/gdb.trace/strace.exp b/gdb/testsuite/gdb.trace/strace.exp
index d9e90b6efd8660036d70575cd250436318f26a2b..ab7ccb5797558aa1cd1ef9f536b8bd51d349938b 100644
--- a/gdb/testsuite/gdb.trace/strace.exp
+++ b/gdb/testsuite/gdb.trace/strace.exp
@@ -1,4 +1,4 @@
-# Copyright 2011-2012 Free Software Foundation, Inc.
+# Copyright 2011-2013 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
@@ -12,7 +12,7 @@
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-load_lib "trace-support.exp";
+load_lib "trace-support.exp"
 
 if {[skip_shlib_tests]} {
     return 0
@@ -37,231 +37,359 @@ if { [gdb_compile $srcdir/$subdir/$srcfile $binfile executable $additional_flags
     return -1
 }
 
-proc strace_info_marker { } { with_test_prefix "info_marker" {
+# Test that the socket file is removed when GDB quits, detaches or
+# resumes the inferior until it exits.
+
+proc strace_remove_socket { action } {
+    with_test_prefix "remove_socket_after_${action}" {
+
     global executable
     global gdb_prompt
+    global libipa
 
     # Restart with a fresh gdb.
     clean_restart $executable
+    gdb_load_shlibs $libipa
     if ![runto_main] {
 	fail "Can't run to main"
 	return -1
     }
 
-    # List the markers in program.  They should be disabled.
+    # List the markers in program.
     gdb_test "info static-tracepoint-markers" \
 	".*ust/bar\[\t \]+n\[\t \]+.*ust/bar2\[\t \]+n\[\t \]+.*"
 
-    # List all the thread.  It is expected to get three threads without
-    # any errors.
-    gdb_test_multiple "info threads 3 2 1" "info threads" {
-	-re "3\[ \t\]+Thread .*2\[ \t\]+Thread .*1\[ \t\]+Thread .*${gdb_prompt} $" {
-	    pass "info threads"
+    set pid ""
+    set test "collect pid"
+    gdb_test_multiple "info inferiors" $test {
+	-re "process (\[-0-9a-fx\]+) \[^\n\]*\n.*${gdb_prompt} $" {
+	    set pid $expect_out(1,string)
+	    pass $test
+	}
+	-re ".*${gdb_prompt} $" {
+	    fail $test
 	}
     }
-}}
 
-proc strace_probe_marker { } { with_test_prefix "probe_marker" {
-    global executable
-    global expect_out
-    global gdb_prompt
-    global hex
+    set test "socket file exists"
+    set socket_file "/tmp/gdb_ust${pid}"
+    set status [remote_exec target "sh -c { \[ -S $socket_file \] }"]
 
-    # Restart with a fresh gdb.
-    clean_restart $executable
-    if ![runto_main] {
-	fail "Can't run to main"
-	return -1
+    if { [lindex $status 0] == 0 } {
+	pass $test
+    } else {
+	fail $test
     }
 
-    gdb_test "strace -m ust/bar" "Static tracepoint \[0-9\]+ at ${hex}: file.*"
-    gdb_test "strace -m ust/bar2" "Static tracepoint \[0-9\]+ at ${hex}: file.*"
-    # Two trace markers should be enabled.
-    gdb_test "info static-tracepoint-markers" \
-	"ust/bar\[\t \]+y\[\t \]+$hex .*ust/bar2\[\t \]+y\[\t \]+$hex.*"
-
-    gdb_test "break end" "Breakpoint \[0-9\]+ at.*"
+    send_gdb "${action}\n"
+    gdb_expect {
+	-re "A debugging session is active.\r\n.*\r\nQuit anyway\\? \\(y or n\\) $" {
+	    send_gdb "y\n"
+	}
+	-re "Detaching .*, process .*$" {
+	}
+	-re "Continuing.*$" {
+	}
+    }
 
-    gdb_test_no_output "tstart"
-    gdb_test "continue" "Continuing\\.\[ \r\n\]+Breakpoint.*" "continue to end"
-    gdb_test_no_output "tstop"
+    set exists 1
 
-    gdb_test "tfind" "Found trace frame 0, tracepoint .*" "tfind frame 0"
-    gdb_test "tfind" "Found trace frame 1, tracepoint .*" "tfind frame 1"
-    gdb_test "tfind" "Target failed to find requested trace frame\\..*"
-}}
-
-proc strace_trace_on_same_addr { type } {
-with_test_prefix "trace_same_addr $type" {
-    global executable
-    global expect_out
-    global gdb_prompt
-    global hex
+    for {set i 1} {$i <= 5} {incr i} {
+	set status [remote_exec target "sh -c { \[ -S $socket_file \] }"]
+	if { [lindex $status 0] != 0 } {
+	    set exists 0
+	    break
+	}
+	sleep 1
+    }
 
-    # Restart with a fresh gdb.
-    clean_restart $executable
-    if ![runto_main] {
-	fail "Can't run to main"
-	return -1
+    if { ![is_remote target] && ![string equal $action "detach"] } {
+	setup_kfail gdb/14161 *-*-*
     }
 
-    set marker_bar_addr ""
-    set marker_bar2_addr ""
+    set test "socket file removed"
 
-    # List the markers in program.  They should be disabled.
-    gdb_test_multiple "info static-tracepoint-markers" "info static-tracepoint-markers 1" {
-	-re ".*ust/bar\[\t \]+n.*${gdb_prompt} $" {
-	    set ignore ""
+    if { $exists } {
+	fail $test
+	# Since $socket_file is a socket file instead of a regular file, we
+	# can't use 'remote_file target delete $socket_file' here.
+	remote_exec target "sh -c \"rm -r $socket_file\""
+    } else {
+	pass $test
+    }
 
-	    regexp "ust/bar\[\t \]+n\[\t \]+($hex) .*ust/bar2\[\t \]+n\[\t \]+($hex) " \
-		"$expect_out(0,string)" ignore marker_bar_addr marker_bar2_addr
+    if { [string equal $action "quit"] && [is_remote host] } {
+	global gdb_spawn_id
+	# unset gdb_spawn_id here to avoid sending command 'quit' to GDB
+	# later in default_gdb_exit.
+	unset gdb_spawn_id
+    }
+}}
 
-	    pass "info static-tracepoint-markers 1"
-	}
-	-re ".*${gdb_prompt} $" {
-	    fail "info static-tracepoint-markers 1"
+proc strace_info_marker { } {
+    with_test_prefix "info_marker" {
+	global executable
+	global gdb_prompt
+	global libipa
+
+	# Restart with a fresh gdb.
+	clean_restart $executable
+	gdb_load_shlibs $libipa
+	if ![runto_main] {
+	    fail "Can't run to main"
+	    return -1
 	}
-    }
 
-    gdb_test "strace -m ust/bar" "Static tracepoint \[0-9\]+ at ${hex}: file.*"
-    gdb_test "strace -m ust/bar2" "Static tracepoint \[0-9\]+ at ${hex}: file.*"
-    # Two trace markers should be enabled.
-    gdb_test "info static-tracepoint-markers" \
-	"ust/bar\[\t \]+y\[\t \]+$hex .*ust/bar2\[\t \]+y\[\t \]+$hex.*" \
-	"info static-tracepoint-markers 2"
+	# List the markers in program.  They should be disabled.
+	gdb_test "info static-tracepoint-markers" \
+	    ".*ust/bar\[\t \]+n\[\t \]+.*ust/bar2\[\t \]+n\[\t \]+.*"
 
-    # Set breapoints or tracepoints.
-    set test "${type} on marker bar"
-    gdb_test_multiple "${type} *${marker_bar_addr}" $test {
-	-re "\(Fast trace|Trace|Break\)point \[0-9\]+ at ${hex}: file.*\r\n$gdb_prompt $" {
-	    pass $test
-	}
-	-re ".*\r\n$gdb_prompt $" {
-	    if [string equal $type "ftrace"] {
-		# The instruction may be not long enough to set a fast
-		# tracepoint.  Skip the rest of this test.
-		return -1;
-	    } else {
-		fail $test
+	# List all the thread.  It is expected to get three threads without
+	# any errors.
+	gdb_test_multiple "info threads 3 2 1" "info threads" {
+	    -re "3\[ \t\]+Thread .*2\[ \t\]+Thread .*1\[ \t\]+Thread .*${gdb_prompt} $" {
+		pass "info threads"
 	    }
 	}
-    }
-    set test "${type} on marker bar2"
-    gdb_test_multiple "${type} *${marker_bar2_addr}" $test {
-	-re "\(Fast trace|Trace|Break\)point \[0-9\]+ at ${hex}: file.*" {
-	    pass $test
-	}
-	-re ".*\r\n$gdb_prompt $" {
-	    if [string equal $type "ftrace"] {
-		# The instruction may be not long enough to set a fast
-		# tracepoint.  Skip the rest of this test.
-		return -1;
-	    } else {
-		fail $test
+
+	# GDB detaches inferior so that the socket file can be removed.
+	gdb_test_multiple "detach" "detach" {
+	    -re "Detaching .*, process .*${gdb_prompt} $" {
+		pass "detach"
 	    }
 	}
     }
+}
 
-    gdb_test "break end" "Breakpoint \[0-9\]+ at.*"
+proc strace_probe_marker { } {
+    with_test_prefix "probe_marker" {
+	global executable
+	global expect_out
+	global gdb_prompt
+	global hex
+	global libipa
+
+	# Restart with a fresh gdb.
+	clean_restart $executable
+	gdb_load_shlibs $libipa
+	if ![runto_main] {
+	    fail "Can't run to main"
+	    return -1
+	}
 
-    if [string equal $type "break"] {
-	gdb_test "continue" "Continuing\\.\[ \r\n\]+Breakpoint.*" \
-	    "continue to bar"
-	gdb_test "continue" "Continuing\\.\[ \r\n\]+Breakpoint.*" \
-	    "continue to bar2"
-	gdb_test "continue" "Continuing\\.\[ \r\n\]+Breakpoint.*" \
-	    "continue to end"
-    } else {
+	gdb_test "strace -m ust/bar" \
+	    "Static tracepoint \[0-9\]+ at ${hex}: file.*"
+	gdb_test "strace -m ust/bar2" \
+	    "Static tracepoint \[0-9\]+ at ${hex}: file.*"
+	# Two trace markers should be enabled.
+	gdb_test "info static-tracepoint-markers" \
+	    "ust/bar\[\t \]+y\[\t \]+$hex .*ust/bar2\[\t \]+y\[\t \]+$hex.*"
+
+	gdb_test "break end" "Breakpoint \[0-9\]+ at.*"
 
 	gdb_test_no_output "tstart"
 	gdb_test "continue" "Continuing\\.\[ \r\n\]+Breakpoint.*" \
 	    "continue to end"
 	gdb_test_no_output "tstop"
 
-	gdb_test "tfind" "Found trace frame 0, tracepoint .*" "tfind frame 0"
-	gdb_test "tfind" "Found trace frame 1, tracepoint .*" "tfind frame 1"
-	gdb_test "tfind" "Found trace frame 2, tracepoint .*" "tfind frame 2"
-	gdb_test "tfind" "Found trace frame 3, tracepoint .*" "tfind frame 3"
-	gdb_test "tfind" "Target failed to find requested trace frame\\..*"
+	gdb_test "tfind" "Found trace frame 0, tracepoint .*" \
+	    "tfind frame 0"
+	gdb_test "tfind" "Found trace frame 1, tracepoint .*" \
+	    "tfind frame 1"
+	gdb_test "tfind" \
+	    "Target failed to find requested trace frame\\..*"
     }
-}}
-
-proc strace_trace_on_diff_addr { } { with_test_prefix "trace_diff_addr" {
+}
 
-    global executable
-    global expect_out
-    global gdb_prompt
-    global hex
+proc strace_trace_on_same_addr { type } {
+    with_test_prefix "trace_same_addr $type" {
+	global executable
+	global expect_out
+	global gdb_prompt
+	global hex
+	global libipa
+
+	# Restart with a fresh gdb.
+	clean_restart $executable
+	gdb_load_shlibs $libipa
+	if ![runto_main] {
+	    fail "Can't run to main"
+	    return -1
+	}
 
-    # Restart with a fresh gdb.
-    clean_restart $executable
-    if ![runto_main] {
-	fail "Can't run to main"
-	return -1
-    }
+	set marker_bar_addr ""
+	set marker_bar2_addr ""
 
-    set marker_bar_addr ""
-    set marker_bar2_addr ""
+	# List the markers in program.  They should be disabled.
+	gdb_test_multiple "info static-tracepoint-markers" "info static-tracepoint-markers 1" {
+	    -re ".*ust/bar\[\t \]+n.*${gdb_prompt} $" {
+		set ignore ""
 
-    # List the markers in program.  They should be disabled.
-    gdb_test_multiple "info static-tracepoint-markers" "info static-tracepoint-markers 1" {
-	-re ".*ust/bar\[\t \]+n.*${gdb_prompt} $" {
-	    set ignore ""
+		regexp "ust/bar\[\t \]+n\[\t \]+($hex) .*ust/bar2\[\t \]+n\[\t \]+($hex) " \
+		    "$expect_out(0,string)" ignore marker_bar_addr marker_bar2_addr
 
-	    regexp "ust/bar\[\t \]+n\[\t \]+($hex) .*ust/bar2\[\t \]+n\[\t \]+($hex) " \
-		"$expect_out(0,string)" ignore marker_bar_addr marker_bar2_addr
+		pass "info static-tracepoint-markers 1"
+	    }
+	    -re ".*${gdb_prompt} $" {
+		fail "info static-tracepoint-markers 1"
+	    }
+	}
 
-	    pass "info static-tracepoint-markers 1"
+	gdb_test "strace -m ust/bar" "Static tracepoint \[0-9\]+ at ${hex}: file.*"
+	gdb_test "strace -m ust/bar2" "Static tracepoint \[0-9\]+ at ${hex}: file.*"
+	# Two trace markers should be enabled.
+	gdb_test "info static-tracepoint-markers" \
+	    "ust/bar\[\t \]+y\[\t \]+$hex .*ust/bar2\[\t \]+y\[\t \]+$hex.*" \
+	    "info static-tracepoint-markers 2"
+
+	# Set breapoints or tracepoints.
+	set test "${type} on marker bar"
+	gdb_test_multiple "${type} *${marker_bar_addr}" $test {
+	    -re "\(Fast trace|Trace|Break\)point \[0-9\]+ at ${hex}: file.*\r\n$gdb_prompt $" {
+		pass $test
+	    }
+	    -re ".*\r\n$gdb_prompt $" {
+		if [string equal $type "ftrace"] {
+		    # The instruction may be not long enough to set a fast
+		    # tracepoint.  Skip the rest of this test.
+		    return -1
+		} else {
+		    fail $test
+		}
+	    }
 	}
-	-re ".*${gdb_prompt} $" {
-	    fail "info static-tracepoint-markers 1"
+	set test "${type} on marker bar2"
+	gdb_test_multiple "${type} *${marker_bar2_addr}" $test {
+	    -re "\(Fast trace|Trace|Break\)point \[0-9\]+ at ${hex}: file.*" {
+		pass $test
+	    }
+	    -re ".*\r\n$gdb_prompt $" {
+		if [string equal $type "ftrace"] {
+		    # The instruction may be not long enough to set a fast
+		    # tracepoint.  Skip the rest of this test.
+		    return -1
+		} else {
+		    fail $test
+		}
+	    }
+	}
+
+	gdb_test "break end" "Breakpoint \[0-9\]+ at.*"
+
+	if [string equal $type "break"] {
+	    gdb_test "continue" "Continuing\\.\[ \r\n\]+Breakpoint.*" \
+		"continue to bar"
+	    gdb_test "continue" "Continuing\\.\[ \r\n\]+Breakpoint.*" \
+		"continue to bar2"
+	    gdb_test "continue" "Continuing\\.\[ \r\n\]+Breakpoint.*" \
+		"continue to end"
+	} else {
+
+	    gdb_test_no_output "tstart"
+	    gdb_test "continue" "Continuing\\.\[ \r\n\]+Breakpoint.*" \
+		"continue to end"
+	    gdb_test_no_output "tstop"
+
+	    gdb_test "tfind" "Found trace frame 0, tracepoint .*" \
+		"tfind frame 0"
+	    gdb_test "tfind" "Found trace frame 1, tracepoint .*" \
+		"tfind frame 1"
+	    gdb_test "tfind" "Found trace frame 2, tracepoint .*" \
+		"tfind frame 2"
+	    gdb_test "tfind" "Found trace frame 3, tracepoint .*" \
+		"tfind frame 3"
+	    gdb_test "tfind" \
+		"Target failed to find requested trace frame\\..*"
 	}
     }
+}
+
+proc strace_trace_on_diff_addr { } {
+    with_test_prefix "trace_diff_addr" {
+
+	global executable
+	global expect_out
+	global gdb_prompt
+	global hex
+	global libipa
+
+	# Restart with a fresh gdb.
+	clean_restart $executable
+	gdb_load_shlibs $libipa
+	if ![runto_main] {
+	    fail "Can't run to main"
+	    return -1
+	}
 
-    gdb_test "strace -m ust/bar" "Static tracepoint \[0-9\]+ at ${hex}: file.*"
+	set marker_bar_addr ""
+	set marker_bar2_addr ""
 
-    gdb_test "info static-tracepoint-markers" \
-	"ust/bar\[\t \]+y\[\t \]+$hex .*ust/bar2\[\t \]+n\[\t \]+$hex.*" \
-	"info static-tracepoint-markers 2"
+	# List the markers in program.  They should be disabled.
+	gdb_test_multiple "info static-tracepoint-markers" "info static-tracepoint-markers 1" {
+	    -re ".*ust/bar\[\t \]+n.*${gdb_prompt} $" {
+		set ignore ""
 
+		regexp "ust/bar\[\t \]+n\[\t \]+($hex) .*ust/bar2\[\t \]+n\[\t \]+($hex) " \
+		    "$expect_out(0,string)" ignore marker_bar_addr marker_bar2_addr
 
-    # Set common tracepoint.
-    gdb_test "trace *${marker_bar2_addr}" \
-	"Tracepoint \[0-9\]+ at ${hex}: file.*"
+		pass "info static-tracepoint-markers 1"
+	    }
+	    -re ".*${gdb_prompt} $" {
+		fail "info static-tracepoint-markers 1"
+	    }
+	}
 
-    gdb_test "break end" "Breakpoint \[0-9\]+ at.*"
+	gdb_test "strace -m ust/bar" "Static tracepoint \[0-9\]+ at ${hex}: file.*"
 
-    gdb_test_no_output "tstart"
-    gdb_test "continue" "Continuing\\.\[ \r\n\]+Breakpoint.*" "continue to end"
-    gdb_test_no_output "tstop"
+	gdb_test "info static-tracepoint-markers" \
+	    "ust/bar\[\t \]+y\[\t \]+$hex .*ust/bar2\[\t \]+n\[\t \]+$hex.*" \
+	    "info static-tracepoint-markers 2"
 
-    gdb_test "tfind" "Found trace frame 0, tracepoint .*" "tfind frame 0"
-    gdb_test "tfind" "Found trace frame 1, tracepoint .*" "tfind frame 1"
-    gdb_test "tfind" "Target failed to find requested trace frame\\..*"
-}}
 
-clean_restart $executable
+	# Set common tracepoint.
+	gdb_test "trace *${marker_bar2_addr}" \
+	    "Tracepoint \[0-9\]+ at ${hex}: file.*"
 
-if ![runto_main] {
-    fail "Can't run to main to check for trace support"
-    return -1
+	gdb_test "break end" "Breakpoint \[0-9\]+ at.*"
+
+	gdb_test_no_output "tstart"
+	gdb_test "continue" "Continuing\\.\[ \r\n\]+Breakpoint.*" \
+	    "continue to end"
+	gdb_test_no_output "tstop"
+
+	gdb_test "tfind" "Found trace frame 0, tracepoint .*" \
+	    "tfind frame 0"
+	gdb_test "tfind" "Found trace frame 1, tracepoint .*" \
+	    "tfind frame 1"
+	gdb_test "tfind" \
+	    "Target failed to find requested trace frame\\..*"
+    }
 }
 
-# Run it on native x86/x86_64 linux.
-if { ![is_remote target]
-     && ([istarget "x86_64-*-linux*"] || [istarget "i\[34567\]86-*-linux*"]) } {
+# Run it on x86/x86_64 linux.
+if { [istarget "x86_64-*-linux*"] || [istarget "i\[34567\]86-*-linux*"] } {
     strace_info_marker
-    return
+    strace_remove_socket "quit"
+    strace_remove_socket "detach"
+    strace_remove_socket "continue"
 }
 
+clean_restart $executable
+gdb_load_shlibs $libipa
+if ![runto_main] {
+    fail "Can't run to main to check for trace support"
+    return -1
+}
 if { ![gdb_target_supports_trace] } then {
+    # At this point, the socket file has been created.  We must make sure it is
+    # removed when we return here.  GDB detaches inferior so that the socket
+    # file can be removed.  Note that GDB simply kill inferior doesn't remove
+    # the socket file.
+    gdb_test "detach" "Detaching .*, process .*"
     unsupported "Current target does not support trace"
-    return -1;
+    return -1
 }
 
-gdb_load_shlibs $libipa
-
-strace_info_marker
 strace_probe_marker
 
 strace_trace_on_same_addr "trace"