-# Copyright 1992-2005, 2007-2012 Free Software Foundation, Inc.
+# Copyright 1992-2013 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
#
# gdb_unload -- unload a file if one is loaded
+# Return 0 on success, -1 on error.
#
proc gdb_unload {} {
}
-re "$gdb_prompt $" {}
timeout {
- perror "couldn't unload file in $GDB (timed out)."
+ perror "couldn't unload file in $GDB (timeout)."
return -1
}
}
+ return 0
}
# Many of the tests depend on setting breakpoints at various places and
# Set a breakpoint at FUNCTION. If there is an additional argument it is
# a list of options; the supported options are allow-pending, temporary,
-# and no-message.
+# message, no-message, and passfail.
+# The result is 1 for success, 0 for failure.
+#
+# Note: The handling of message vs no-message is messed up, but it's based
+# on historical usage. By default this function does not print passes,
+# only fails.
+# no-message: turns off printing of fails (and passes, but they're already off)
+# message: turns on printing of passes (and fails, but they're already on)
proc gdb_breakpoint { function args } {
global gdb_prompt
global decimal
set pending_response n
- if {[lsearch -exact [lindex $args 0] allow-pending] != -1} {
+ if {[lsearch -exact $args allow-pending] != -1} {
set pending_response y
}
set break_command "break"
set break_message "Breakpoint"
- if {[lsearch -exact [lindex $args 0] temporary] != -1} {
+ if {[lsearch -exact $args temporary] != -1} {
set break_command "tbreak"
set break_message "Temporary breakpoint"
}
- set no_message 0
- if {[lsearch -exact [lindex $args 0] no-message] != -1} {
- set no_message 1
+ set print_pass 0
+ set print_fail 1
+ set no_message_loc [lsearch -exact $args no-message]
+ set message_loc [lsearch -exact $args message]
+ # The last one to appear in args wins.
+ if { $no_message_loc > $message_loc } {
+ set print_fail 0
+ } elseif { $message_loc > $no_message_loc } {
+ set print_pass 1
}
+ set test_name "setting breakpoint at $function"
+
send_gdb "$break_command $function\n"
# The first two regexps are what we get with -g, the third is without -g.
gdb_expect 30 {
-re "$break_message \[0-9\]* at .*$gdb_prompt $" {}
-re "$break_message \[0-9\]* \\(.*\\) pending.*$gdb_prompt $" {
if {$pending_response == "n"} {
- if { $no_message == 0 } {
- fail "setting breakpoint at $function"
+ if { $print_fail } {
+ fail $test_name
}
return 0
}
exp_continue
}
-re "A problem internal to GDB has been detected" {
- fail "setting breakpoint at $function in runto (GDB internal error)"
+ if { $print_fail } {
+ fail "$test_name (GDB internal error)"
+ }
gdb_internal_error_resync
return 0
}
-re "$gdb_prompt $" {
- if { $no_message == 0 } {
- fail "setting breakpoint at $function"
+ if { $print_fail } {
+ fail $test_name
+ }
+ return 0
+ }
+ eof {
+ if { $print_fail } {
+ fail "$test_name (eof)"
}
return 0
}
timeout {
- if { $no_message == 0 } {
- fail "setting breakpoint at $function (timeout)"
+ if { $print_fail } {
+ fail "$test_name (timeout)"
}
return 0
}
}
+ if { $print_pass } {
+ pass $test_name
+ }
return 1;
}
# Since this is the only breakpoint that will be set, if it stops
# at a breakpoint, we will assume it is the one we want. We can't
# just compare to "function" because it might be a fully qualified,
-# single quoted C++ function specifier. If there's an additional argument,
-# pass it to gdb_breakpoint.
+# single quoted C++ function specifier.
+#
+# If there are additional arguments, pass them to gdb_breakpoint.
+# We recognize no-message/message ourselves.
+# The default is no-message.
+# no-message is messed up here, like gdb_breakpoint: to preserve
+# historical usage fails are always printed by default.
+# no-message: turns off printing of fails (and passes, but they're already off)
+# message: turns on printing of passes (and fails, but they're already on)
proc runto { function args } {
global gdb_prompt
delete_breakpoints
- if ![gdb_breakpoint $function [lindex $args 0]] {
+ # Default to "no-message".
+ set args "no-message $args"
+
+ set print_pass 0
+ set print_fail 1
+ set no_message_loc [lsearch -exact $args no-message]
+ set message_loc [lsearch -exact $args message]
+ # The last one to appear in args wins.
+ if { $no_message_loc > $message_loc } {
+ set print_fail 0
+ } elseif { $message_loc > $no_message_loc } {
+ set print_pass 1
+ }
+
+ set test_name "running to $function in runto"
+
+ # We need to use eval here to pass our varargs args to gdb_breakpoint
+ # which is also a varargs function.
+ # But we also have to be careful because $function may have multiple
+ # elements, and we don't want Tcl to move the remaining elements after
+ # the first to $args. That is why $function is wrapped in {}.
+ if ![eval gdb_breakpoint {$function} $args] {
return 0;
}
# the "in func" output we get without -g.
gdb_expect 30 {
-re "Break.* at .*:$decimal.*$gdb_prompt $" {
+ if { $print_pass } {
+ pass $test_name
+ }
return 1
}
-re "Breakpoint \[0-9\]*, \[0-9xa-f\]* in .*$gdb_prompt $" {
+ if { $print_pass } {
+ pass $test_name
+ }
return 1
}
-re "The target does not support running in non-stop mode.\r\n$gdb_prompt $" {
- unsupported "Non-stop mode not supported"
+ if { $print_fail } {
+ unsupported "Non-stop mode not supported"
+ }
return 0
}
-re ".*A problem internal to GDB has been detected" {
- fail "running to $function in runto (GDB internal error)"
+ if { $print_fail } {
+ fail "$test_name (GDB internal error)"
+ }
gdb_internal_error_resync
return 0
}
-re "$gdb_prompt $" {
- fail "running to $function in runto"
+ if { $print_fail } {
+ fail $test_name
+ }
return 0
}
eof {
- fail "running to $function in runto (end of file)"
+ if { $print_fail } {
+ fail "$test_name (eof)"
+ }
return 0
}
timeout {
- fail "running to $function in runto (timeout)"
+ if { $print_fail } {
+ fail "$test_name (timeout)"
+ }
return 0
}
}
+ if { $print_pass } {
+ pass $test_name
+ }
return 1
}
# If you don't want that, use gdb_start_cmd.
proc runto_main { } {
- return [runto main]
+ return [runto main no-message]
}
### Continue, and expect to hit a breakpoint.
proc gdb_internal_error_resync {} {
global gdb_prompt
+ verbose -log "Resyncing due to internal error."
+
set count 0
while {$count < 10} {
gdb_expect {
#
# debug file was loaded successfully and has debug information
# nodebug file was loaded successfully and has no debug information
+# lzma file was loaded, .gnu_debugdata found, but no LZMA support
+# compiled in
# fail file was not loaded
#
# I tried returning this information as part of the return value,
global GDB
global last_loaded_file
+ # Save this for the benefit of gdbserver-support.exp.
set last_loaded_file $arg
# Set whether debug info was found.
send_gdb "file $arg\n"
gdb_expect 120 {
+ -re "Reading symbols from.*LZMA support was disabled.*done.*$gdb_prompt $" {
+ verbose "\t\tLoaded $arg into $GDB; .gnu_debugdata found but no LZMA available"
+ set gdb_file_cmd_debug_info "lzma"
+ return 0
+ }
-re "Reading symbols from.*no debugging symbols found.*done.*$gdb_prompt $" {
- verbose "\t\tLoaded $arg into the $GDB with no debugging symbols"
+ verbose "\t\tLoaded $arg into $GDB with no debugging symbols"
set gdb_file_cmd_debug_info "nodebug"
return 0
}
-re "Reading symbols from.*done.*$gdb_prompt $" {
- verbose "\t\tLoaded $arg into the $GDB"
+ verbose "\t\tLoaded $arg into $GDB"
set gdb_file_cmd_debug_info "debug"
return 0
}
return 0
}
timeout {
- perror "(timeout) Couldn't load $arg, other program already loaded."
+ perror "Couldn't load $arg, other program already loaded (timeout)."
return -1
}
+ eof {
+ perror "Couldn't load $arg, other program already loaded (eof)."
+ return -1
+ }
}
}
-re "No such file or directory.*$gdb_prompt $" {
perror "($arg) No such file or directory"
return -1
}
+ -re "A problem internal to GDB has been detected" {
+ fail "($arg) (GDB internal error)"
+ gdb_internal_error_resync
+ return -1
+ }
-re "$gdb_prompt $" {
- perror "couldn't load $arg into $GDB."
+ perror "Couldn't load $arg into $GDB."
return -1
}
timeout {
- perror "couldn't load $arg into $GDB (timed out)."
+ perror "Couldn't load $arg into $GDB (timeout)."
return -1
}
eof {
# This is an attempt to detect a core dump, but seems not to
# work. Perhaps we need to match .* followed by eof, in which
# gdb_expect does not seem to have a way to do that.
- perror "couldn't load $arg into $GDB (end of file)."
+ perror "Couldn't load $arg into $GDB (eof)."
return -1
}
}
proc skip_python_tests {} {
global gdb_prompt
- gdb_test_multiple "python print 'test'" "verify python support" {
+ global gdb_py_is_py3k
+ global gdb_py_is_py24
+
+ gdb_test_multiple "python print ('test')" "verify python support" {
-re "not supported.*$gdb_prompt $" {
unsupported "Python support is disabled."
return 1
-re "$gdb_prompt $" {}
}
+ set gdb_py_is_py24 0
+ gdb_test_multiple "python print (sys.version_info\[0\])" "check if python 3" {
+ -re "3.*$gdb_prompt $" {
+ set gdb_py_is_py3k 1
+ }
+ -re ".*$gdb_prompt $" {
+ set gdb_py_is_py3k 0
+ }
+ }
+ if { $gdb_py_is_py3k == 0 } {
+ gdb_test_multiple "python print (sys.version_info\[1\])" "check if python 2.4" {
+ -re "\[45\].*$gdb_prompt $" {
+ set gdb_py_is_py24 1
+ }
+ -re ".*$gdb_prompt $" {
+ set gdb_py_is_py24 0
+ }
+ }
+ }
+
return 0
}
return -1
}
+# Invoke "gcore". CORE is the name of the core file to write. TEST
+# is the name of the test case. This will return 1 if the core file
+# was created, 0 otherwise. If this fails to make a core file because
+# this configuration of gdb does not support making core files, it
+# will call "unsupported", not "fail". However, if this fails to make
+# a core file for some other reason, then it will call "fail".
+
+proc gdb_gcore_cmd {core test} {
+ global gdb_prompt
+
+ set result 0
+ gdb_test_multiple "gcore $core" $test {
+ -re "Saved corefile .*\[\r\n\]+$gdb_prompt $" {
+ pass $test
+ set result 1
+ }
+
+ -re "Undefined command.*$gdb_prompt $" {
+ unsupported $test
+ verbose -log "'gcore' command undefined in gdb_gcore_cmd"
+ }
+
+ -re "Can't create a corefile\[\r\n\]+$gdb_prompt $" {
+ unsupported $test
+ }
+ }
+
+ return $result
+}
+
# Return the filename to download to the target and load on the target
# for this shared library. Normally just LIBNAME, unless shared libraries
# for this target have separate link and load images.
return 1;
}
timeout {
- warning "couldn't check debug format (timed out)."
+ warning "couldn't check debug format (timeout)."
return 1;
}
}
return $ret;
}
-# Like setup_kfail, but only call setup_kfail conditionally if
-# istarget[TARGET] returns true.
-proc setup_kfail_for_target { PR target } {
- if { [istarget $target] } {
- setup_kfail $PR $target
- }
-}
-
# gdb_get_line_number TEXT [FILE]
#
# Search the source file FILE, and return the line number of the
projects / thirdparty / binutils-gdb.git / blobdiff