}
verbose "using GDBFLAGS = $GDBFLAGS" 2
+# Make the build data directory available to tests.
+set BUILD_DATA_DIRECTORY "[pwd]/../data-directory"
+
# INTERNAL_GDBFLAGS contains flags that the testsuite requires.
global INTERNAL_GDBFLAGS
if ![info exists INTERNAL_GDBFLAGS] {
- set INTERNAL_GDBFLAGS "-nw -nx -data-directory [pwd]/../data-directory"
+ set INTERNAL_GDBFLAGS "-nw -nx -data-directory $BUILD_DATA_DIRECTORY"
}
# The variable gdb_prompt is a regexp which matches the gdb prompt.
send_gdb "continue\n"
gdb_expect {
- -re "Breakpoint .* (at|in) $location_pattern\r\n$gdb_prompt $" {
+ -re "(?:Breakpoint|Temporary breakpoint) .* (at|in) $location_pattern\r\n$gdb_prompt $" {
pass $full_name
}
-re ".*$gdb_prompt $" {
}
if {$use_gdb_stub
- && [regexp -nocase {^\s*(r|run|star|start|at|att|atta|attac|attach)\M} \
+ && [regexp -nocase {^\s*(r|run|star|start|at|att|atta|attac|attach)\M} \
$command]} {
error "gdbserver does not support $command without extended-remote"
}
}
set code {
- -re ".*A problem internal to GDB has been detected" {
- fail "$message (GDB internal error)"
- gdb_internal_error_resync
- }
- -re "\\*\\*\\* DOSEXIT code.*" {
- if { $message != "" } {
- fail "$message";
- }
- gdb_suppress_entire_file "GDB died";
- set result -1;
- }
+ -re ".*A problem internal to GDB has been detected" {
+ fail "$message (GDB internal error)"
+ gdb_internal_error_resync
+ }
+ -re "\\*\\*\\* DOSEXIT code.*" {
+ if { $message != "" } {
+ fail "$message";
+ }
+ gdb_suppress_entire_file "GDB died";
+ set result -1;
+ }
}
append code $processed_code
append code {
- -re "Ending remote debugging.*$gdb_prompt $" {
+ -re "Ending remote debugging.*$gdb_prompt $" {
if ![isnative] then {
warning "Can`t communicate to remote target."
}
gdb_start
set result -1
}
- -re "Undefined\[a-z\]* command:.*$gdb_prompt $" {
+ -re "Undefined\[a-z\]* command:.*$gdb_prompt $" {
perror "Undefined command \"$command\"."
- fail "$message"
+ fail "$message"
set result 1
}
- -re "Ambiguous command.*$gdb_prompt $" {
+ -re "Ambiguous command.*$gdb_prompt $" {
perror "\"$command\" is not a unique command name."
- fail "$message"
+ fail "$message"
set result 1
}
- -re "$inferior_exited_re with code \[0-9\]+.*$gdb_prompt $" {
+ -re "$inferior_exited_re with code \[0-9\]+.*$gdb_prompt $" {
if ![string match "" $message] then {
set errmsg "$message (the program exited)"
} else {
fail "$errmsg"
set result -1
}
- -re "$inferior_exited_re normally.*$gdb_prompt $" {
+ -re "$inferior_exited_re normally.*$gdb_prompt $" {
if ![string match "" $message] then {
set errmsg "$message (the program exited)"
} else {
fail "$errmsg"
set result -1
}
- -re "The program is not being run.*$gdb_prompt $" {
+ -re "The program is not being run.*$gdb_prompt $" {
if ![string match "" $message] then {
set errmsg "$message (the program is no longer running)"
} else {
fail "$errmsg"
set result -1
}
- -re "\r\n$gdb_prompt $" {
+ -re "\r\n$gdb_prompt $" {
if ![string match "" $message] then {
fail "$message"
}
set result 1
}
- "<return>" {
+ "<return>" {
send_gdb "\n"
perror "Window too small."
- fail "$message"
+ fail "$message"
set result -1
}
-re "\\((y or n|y or \\\[n\\\]|\\\[y\\\] or n)\\) " {
fail "$message (got breakpoint menu)"
set result -1
}
- eof {
- perror "Process no longer exists"
- if { $message != "" } {
- fail "$message"
- }
- return -1
+ eof {
+ perror "Process no longer exists"
+ if { $message != "" } {
+ fail "$message"
+ }
+ return -1
}
- full_buffer {
+ full_buffer {
perror "internal buffer is full."
- fail "$message"
+ fail "$message"
set result -1
}
timeout {
return 0
}
+# Return a 1 if I don't even want to try to test GO.
+
+proc skip_go_tests {} {
+ return 0
+}
+
# Return a 1 if I don't even want to try to test java.
proc skip_java_tests {} {
# Make sure we have a compiler that understands altivec.
set compile_flags {debug nowarnings}
- if [get_compiler_info not-used] {
+ if [get_compiler_info] {
warning "Could not get compiler info"
return 1
}
# Make sure we have a compiler that understands altivec.
set compile_flags {debug nowarnings quiet}
- if [get_compiler_info not-used] {
+ if [get_compiler_info] {
warning "Could not get compiler info"
return 1
}
return 0
}
+# Return 1 if we should skip tests that require the runtime unwinder
+# hook. This must be invoked while gdb is running, after shared
+# libraries have been loaded. This is needed because otherwise a
+# shared libgcc won't be visible.
+
+proc skip_unwinder_tests {} {
+ global gdb_prompt
+
+ set ok 0
+ gdb_test_multiple "print _Unwind_DebugHook" "check for unwinder hook" {
+ -re "= .*no debug info.*_Unwind_DebugHook.*\r\n$gdb_prompt $" {
+ }
+ -re "= .*_Unwind_DebugHook.*\r\n$gdb_prompt $" {
+ set ok 1
+ }
+ -re "No symbol .* in current context.\r\n$gdb_prompt $" {
+ }
+ }
+ if {!$ok} {
+ gdb_test_multiple "info probe" "check for stap probe in unwinder" {
+ -re ".*libgcc.*unwind.*\r\n$gdb_prompt $" {
+ set ok 1
+ }
+ -re "\r\n$gdb_prompt $" {
+ }
+ }
+ }
+ return $ok
+}
+
set compiler_info "unknown"
set gcc_compiled 0
set hp_cc_compiler 0
# Figure out what compiler I am using.
#
-# BINFILE is a "compiler information" output file. This implementation
-# does not use BINFILE.
-#
-# ARGS can be empty or "C++". If empty, "C" is assumed.
+# ARG can be empty or "C++". If empty, "C" is assumed.
#
# There are several ways to do this, with various problems.
#
#
# -- chastain 2004-01-06
-proc get_compiler_info {binfile args} {
+proc get_compiler_info {{arg ""}} {
# For compiler.c and compiler.cc
global srcdir
# Choose which file to preprocess.
set ifile "${srcdir}/lib/compiler.c"
- if { [llength $args] > 0 && [lindex $args 0] == "c++" } {
+ if { $arg == "c++" } {
set ifile "${srcdir}/lib/compiler.cc"
}
# We have to use -E and -o together, despite the comments
# above, because of how DejaGnu handles remote host testing.
set ppout "$outdir/compiler.i"
- gdb_compile "${ifile}" "$ppout" preprocess [list "$args" quiet]
+ gdb_compile "${ifile}" "$ppout" preprocess [list "$arg" quiet]
set file [open $ppout r]
set cppout [read $file]
close $file
} else {
- set cppout [ gdb_compile "${ifile}" "" preprocess [list "$args" quiet] ]
+ set cppout [ gdb_compile "${ifile}" "" preprocess [list "$arg" quiet] ]
}
log_file -a "$outdir/$tool.log"
proc default_gdb_init { args } {
global gdb_wrapper_initialized
global gdb_wrapper_target
+ global gdb_test_file_name
global cleanfiles
set cleanfiles {}
gdb_clear_suppressed;
+ set gdb_test_file_name [file rootname [file tail [lindex $args 0]]]
+
# Make sure that the wrapper is rebuilt
# with the appropriate multilib option.
if { $gdb_wrapper_target != [current_target_name] } {
}
}
+# Turn BASENAME into a full file name in the standard output
+# directory. It is ok if BASENAME is the empty string; in this case
+# the directory is returned.
+
+proc standard_output_file {basename} {
+ global objdir subdir
+
+ return [file join $objdir $subdir $basename]
+}
+
+# Set 'testfile', 'srcfile', and 'binfile'.
+#
+# ARGS is a list of source file specifications.
+# Without any arguments, the .exp file's base name is used to
+# compute the source file name. The ".c" extension is added in this case.
+# If ARGS is not empty, each entry is a source file specification.
+# If the specification starts with a ".", it is treated as a suffix
+# to append to the .exp file's base name.
+# If the specification is the empty string, it is treated as if it
+# were ".c".
+# Otherwise it is a file name.
+# The first file in the list is used to set the 'srcfile' global.
+# Each subsequent name is used to set 'srcfile2', 'srcfile3', etc.
+#
+# Most tests should call this without arguments.
+#
+# If a completely different binary file name is needed, then it
+# should be handled in the .exp file with a suitable comment.
+
+proc standard_testfile {args} {
+ global gdb_test_file_name
+ global subdir
+ global gdb_test_file_last_vars
+
+ # Outputs.
+ global testfile binfile
+
+ set testfile $gdb_test_file_name
+ set binfile [standard_output_file ${testfile}]
+
+ if {[llength $args] == 0} {
+ set args .c
+ }
+
+ # Unset our previous output variables.
+ # This can help catch hidden bugs.
+ if {[info exists gdb_test_file_last_vars]} {
+ foreach varname $gdb_test_file_last_vars {
+ global $varname
+ catch {unset $varname}
+ }
+ }
+ # 'executable' is often set by tests.
+ set gdb_test_file_last_vars {executable}
+
+ set suffix ""
+ foreach arg $args {
+ set varname srcfile$suffix
+ global $varname
+
+ # Handle an extension.
+ if {$arg == ""} {
+ set arg $testfile.c
+ } elseif {[string range $arg 0 0] == "."} {
+ set arg $testfile$arg
+ }
+
+ set $varname $arg
+ lappend gdb_test_file_last_vars $varname
+
+ if {$suffix == ""} {
+ set suffix 2
+ } else {
+ incr suffix
+ }
+ }
+}
+
# The default timeout used when testing GDB commands. We want to use
# the same timeout as the default dejagnu timeout, unless the user has
# already provided a specific value (probably through a site.exp file).
# gdb_get_line_number TEXT [FILE]
#
# Search the source file FILE, and return the line number of the
-# first line containing TEXT. If no match is found, return -1.
+# first line containing TEXT. If no match is found, an error is thrown.
#
# TEXT is a string literal, not a regular expression.
#
}
if { [ catch { set fd [open "$file"] } message ] } then {
- perror "$message"
- return -1
+ error "$message"
}
set found -1
for { set line 1 } { 1 } { incr line } {
if { [ catch { set nchar [gets "$fd" body] } message ] } then {
- perror "$message"
- return -1
+ error "$message"
}
if { $nchar < 0 } then {
break
}
if { [ catch { close "$fd" } message ] } then {
- perror "$message"
- return -1
+ error "$message"
+ }
+
+ if {$found == -1} {
+ error "undefined tag \"$text\""
}
return $found
}
}
-# Build executable named EXECUTABLE, from SOURCES. If SOURCES are not
-# provided, uses $EXECUTABLE.c. The TESTNAME paramer is the name of test
-# to pass to untested, if something is wrong. OPTIONS are passed
-# to gdb_compile directly.
-proc build_executable { testname executable {sources ""} {options {debug}} } {
-
- global objdir
+# Build executable named EXECUTABLE from specifications that allow
+# different options to be passed to different sub-compilations.
+# TESTNAME is the name of the test; this is passed to 'untested' if
+# something fails.
+# OPTIONS is passed to the final link, using gdb_compile.
+# ARGS is a flat list of source specifications, of the form:
+# { SOURCE1 OPTIONS1 [ SOURCE2 OPTIONS2 ]... }
+# Each SOURCE is compiled to an object file using its OPTIONS,
+# using gdb_compile.
+# Returns 0 on success, -1 on failure.
+proc build_executable_from_specs {testname executable options args} {
global subdir
global srcdir
- if {[llength $sources]==0} {
- set sources ${executable}.c
- }
- set binfile ${objdir}/${subdir}/${executable}
+ set binfile [standard_output_file $executable]
set objects {}
- for {set i 0} "\$i<[llength $sources]" {incr i} {
- set s [lindex $sources $i]
- if { [gdb_compile "${srcdir}/${subdir}/${s}" "${binfile}${i}.o" object $options] != "" } {
+ set i 0
+ foreach {s local_options} $args {
+ if { [gdb_compile "${srcdir}/${subdir}/${s}" "${binfile}${i}.o" object $local_options] != "" } {
untested $testname
return -1
}
lappend objects "${binfile}${i}.o"
+ incr i
}
if { [gdb_compile $objects "${binfile}" executable $options] != "" } {
if { [lsearch -exact $options "c++"] >= 0 } {
set info_options "c++"
}
- if [get_compiler_info ${binfile} ${info_options}] {
+ if [get_compiler_info ${info_options}] {
return -1
}
return 0
}
+# Build executable named EXECUTABLE, from SOURCES. If SOURCES are not
+# provided, uses $EXECUTABLE.c. The TESTNAME paramer is the name of test
+# to pass to untested, if something is wrong. OPTIONS are passed
+# to gdb_compile directly.
+proc build_executable { testname executable {sources ""} {options {debug}} } {
+ if {[llength $sources]==0} {
+ set sources ${executable}.c
+ }
+
+ set arglist [list $testname $executable $options]
+ foreach source $sources {
+ lappend arglist $source $options
+ }
+
+ return [eval build_executable_from_specs $arglist]
+}
+
# Starts fresh GDB binary and loads EXECUTABLE into GDB. EXECUTABLE is
-# the name of binary in ${objdir}/${subdir}.
+# the basename of the binary.
proc clean_restart { executable } {
global srcdir
- global objdir
global subdir
- set binfile ${objdir}/${subdir}/${executable}
+ set binfile [standard_output_file ${executable}]
gdb_exit
gdb_start
gdb_load ${binfile}
}
+# Prepares for testing by calling build_executable_full, then
+# clean_restart.
+# TESTNAME is the name of the test.
+# Each element in ARGS is a list of the form
+# { EXECUTABLE OPTIONS SOURCE_SPEC... }
+# These are passed to build_executable_from_specs, which see.
+# The last EXECUTABLE is passed to clean_restart.
+# Returns 0 on success, non-zero on failure.
+proc prepare_for_testing_full {testname args} {
+ foreach spec $args {
+ if {[eval build_executable_from_specs [list $testname] $spec] == -1} {
+ return -1
+ }
+ set executable [lindex $spec 0]
+ }
+ clean_restart $executable
+ return 0
+}
+
# Prepares for testing, by calling build_executable, and then clean_restart.
# Please refer to build_executable for parameter description.
proc prepare_for_testing { testname executable {sources ""} {options {debug}}} {
# could have many core files lying around, and it may be difficult to
# tell which one is ours, so let's run the program in a subdirectory.
set found 0
- set coredir "${objdir}/${subdir}/coredir.[getpid]"
+ set coredir [standard_output_file coredir.[getpid]]
file mkdir $coredir
catch "system \"(cd ${coredir}; ulimit -c unlimited; ${binfile} ${arg}; true) >/dev/null 2>&1\""
# remote_exec host "${binfile}"