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binutils-gdb/gdb/testsuite/lib/future.exp
Joel Brobecker 3666a04883 Update copyright year range in all GDB files
This commits the result of running gdb/copyright.py as per our Start
of New Year procedure...

gdb/ChangeLog

        Update copyright year range in copyright header of all GDB files.
2021-01-01 12:12:21 +04:00

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# Copyright 2004-2021 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/>.
load_lib libgloss.exp
# FIXME:brobecker/2004-03-31:
# The following functions should eventually be part of dejagnu. Even after
# these functions becomes available in dejagnu, we will keep for a while
# a copy here in order to avoid increasing the dejagnu version
# requirement.
proc gdb_find_gnatmake {} {
global tool_root_dir
set root "$tool_root_dir/gcc"
set GM ""
if ![is_remote host] {
set file [lookfor_file $root gnatmake]
if { $file != "" } {
set GM "$file -I$root/ada/rts --GCC=$root/xgcc --GNATBIND=$root/gnatbind --GNATLINK=$root/gnatlink -cargs -B$root -largs --GCC=$root/xgcc -margs";
}
}
if {$GM == ""} {
set GM [transform gnatmake]
}
return $GM
}
proc gdb_find_gdc {} {
global tool_root_dir
print "Tool Root: $tool_root_dir"
if {![is_remote host]} {
set file [lookfor_file $tool_root_dir gdc]
if { $file == "" } {
set file [lookfor_file $tool_root_dir gcc/gdc]
}
if { $file != "" } {
set CC "$file -B[file dirname $file]/"
} else {
set CC [transform gdc]
}
} else {
set CC [transform gdc]
}
print "CC: $CC"
return $CC
}
proc gdb_find_gfortran {} {
global tool_root_dir
if {![is_remote host]} {
set file [lookfor_file $tool_root_dir gfortran]
if { $file == "" } {
set file [lookfor_file $tool_root_dir gcc/gfortran]
}
if { $file != "" } {
set CC "$file -B[file dirname $file]/"
} else {
set CC [transform gfortran]
}
} else {
set CC [transform gfortran]
}
return $CC
}
proc gdb_find_go {} {
global tool_root_dir
set GO ""
if {![is_remote host]} {
set file [lookfor_file $tool_root_dir gccgo]
if { $file != "" } {
set root [file dirname $file]
set GO "$file -B$root/gcc/"
}
}
if { $GO == "" } {
set GO [transform gccgo]
}
return $GO
}
proc gdb_find_go_linker {} {
return [find_go]
}
proc gdb_find_rustc {} {
global tool_root_dir
if {![is_remote host]} {
set rustc [lookfor_file $tool_root_dir rustc]
if {$rustc == ""} {
set rustc rustc
}
} else {
set rustc ""
}
if {$rustc != ""} {
append rustc " --color never"
}
return $rustc
}
proc gdb_find_ldd {} {
global LDD_FOR_TARGET
if [info exists LDD_FOR_TARGET] {
set ldd $LDD_FOR_TARGET
} else {
set ldd "ldd"
}
return $ldd
}
proc gdb_find_objcopy {} {
global OBJCOPY_FOR_TARGET
if [info exists OBJCOPY_FOR_TARGET] {
set objcopy $OBJCOPY_FOR_TARGET
} else {
set objcopy [transform objcopy]
}
return $objcopy
}
# find target objdump
proc gdb_find_objdump {} {
global OBJDUMP_FOR_TARGET
if [info exists OBJDUMP_FOR_TARGET] {
set objdump $OBJDUMP_FOR_TARGET
} else {
set objdump [transform objdump]
}
return $objdump
}
proc gdb_find_readelf {} {
global READELF_FOR_TARGET
if [info exists READELF_FOR_TARGET] {
set readelf $READELF_FOR_TARGET
} else {
set readelf [transform readelf]
}
return $readelf
}
proc gdb_find_eu-unstrip {} {
global EU_UNSTRIP_FOR_TARGET
if [info exists EU_UNSTRIP_FOR_TARGET] {
set eu_unstrip $EU_UNSTRIP_FOR_TARGET
} else {
set eu_unstrip [transform eu-unstrip]
}
return $eu_unstrip
}
# Local version of default_target_compile, to be used for languages that
# dejagnu's default_target_compile doesn't support.
proc gdb_default_target_compile_1 {source destfile type options} {
global target_triplet
global tool_root_dir
global CFLAGS_FOR_TARGET
global compiler_flags
if { $destfile == "" && $type != "preprocess" && $type != "none" } {
error "Must supply an output filename for the compile to default_target_compile"
}
set early_flags ""
set add_flags ""
set libs ""
set compiler_type "c"
set compiler ""
set linker ""
# linker_opts_order is one of "sources-then-flags", "flags-then-sources".
# The order matters for things like -Wl,--as-needed. The default is to
# preserve existing behavior.
set linker_opts_order "sources-then-flags"
set ldflags ""
set dest [target_info name]
if {[info exists CFLAGS_FOR_TARGET]} {
append add_flags " $CFLAGS_FOR_TARGET"
}
if {[info exists target_info(host,name)]} {
set host [host_info name]
} else {
set host "unix"
}
foreach i $options {
if { $i == "ada" } {
set compiler_type "ada"
if {[board_info $dest exists adaflags]} {
append add_flags " [target_info adaflags]"
}
if {[board_info $dest exists gnatmake]} {
set compiler [target_info gnatmake]
} else {
set compiler [find_gnatmake]
}
}
if { $i == "c++" } {
set compiler_type "c++"
if {[board_info $dest exists cxxflags]} {
append add_flags " [target_info cxxflags]"
}
append add_flags " [g++_include_flags]"
if {[board_info $dest exists c++compiler]} {
set compiler [target_info c++compiler]
} else {
set compiler [find_g++]
}
}
if { $i == "d" } {
set compiler_type "d"
if {[board_info $dest exists dflags]} {
append add_flags " [target_info dflags]"
}
if {[board_info $dest exists dcompiler]} {
set compiler [target_info dcompiler]
} else {
set compiler [find_gdc]
}
}
if { $i == "f77" } {
set compiler_type "f77"
if {[board_info $dest exists f77flags]} {
append add_flags " [target_info f77flags]"
}
if {[board_info $dest exists f77compiler]} {
set compiler [target_info f77compiler]
} else {
set compiler [find_g77]
}
}
if { $i == "f90" } {
set compiler_type "f90"
if {[board_info $dest exists f90flags]} {
append add_flags " [target_info f90flags]"
}
if {[board_info $dest exists f90compiler]} {
set compiler [target_info f90compiler]
} else {
set compiler [find_gfortran]
}
}
if { $i == "go" } {
set compiler_type "go"
if {[board_info $dest exists goflags]} {
append add_flags " [target_info goflags]"
}
if {[board_info $dest exists gocompiler]} {
set compiler [target_info gocompiler]
} else {
set compiler [find_go]
}
if {[board_info $dest exists golinker]} {
set linker [target_info golinker]
} else {
set linker [find_go_linker]
}
if {[board_info $dest exists golinker_opts_order]} {
set linker_opts_order [target_info golinker_opts_order]
}
}
if { $i == "rust" } {
set compiler_type "rust"
if {[board_info $dest exists rustflags]} {
append add_flags " [target_info rustflags]"
}
if {[board_info $dest exists rustflags]} {
set compiler [target_info rustflags]
} else {
set compiler [find_rustc]
}
}
if {[regexp "^dest=" $i]} {
regsub "^dest=" $i "" tmp
if {[board_info $tmp exists name]} {
set dest [board_info $tmp name]
} else {
set dest $tmp
}
}
if {[regexp "^compiler=" $i]} {
regsub "^compiler=" $i "" tmp
set compiler $tmp
}
if {[regexp "^early_flags=" $i]} {
regsub "^early_flags=" $i "" tmp
append early_flags " $tmp"
}
if {[regexp "^additional_flags=" $i]} {
regsub "^additional_flags=" $i "" tmp
append add_flags " $tmp"
}
if {[regexp "^ldflags=" $i]} {
regsub "^ldflags=" $i "" tmp
append ldflags " $tmp"
}
if {[regexp "^libs=" $i]} {
regsub "^libs=" $i "" tmp
append libs " $tmp"
}
if {[regexp "^incdir=" $i]} {
regsub "^incdir=" $i "-I" tmp
append add_flags " $tmp"
}
if {[regexp "^libdir=" $i]} {
regsub "^libdir=" $i "-L" tmp
append add_flags " $tmp"
}
if {[regexp "^ldscript=" $i]} {
regsub "^ldscript=" $i "" ldscript
}
if {[regexp "^redirect=" $i]} {
regsub "^redirect=" $i "" redirect
}
if {[regexp "^optimize=" $i]} {
regsub "^optimize=" $i "" optimize
}
if {[regexp "^timeout=" $i]} {
regsub "^timeout=" $i "" timeout
}
}
if {[board_info $host exists cflags_for_target]} {
append add_flags " [board_info $host cflags_for_target]"
}
global CC_FOR_TARGET
global CXX_FOR_TARGET
global D_FOR_TARGET
global F77_FOR_TARGET
global F90_FOR_TARGET
global GNATMAKE_FOR_TARGET
global GO_FOR_TARGET
global GO_LD_FOR_TARGET
global RUSTC_FOR_TARGET
if {[info exists GNATMAKE_FOR_TARGET]} {
if { $compiler_type == "ada" } {
set compiler $GNATMAKE_FOR_TARGET
}
}
if {[info exists CC_FOR_TARGET]} {
if { $compiler == "" } {
set compiler $CC_FOR_TARGET
}
}
if {[info exists CXX_FOR_TARGET]} {
if { $compiler_type == "c++" } {
set compiler $CXX_FOR_TARGET
}
}
if {[info exists D_FOR_TARGET]} {
if { $compiler_type == "d" } {
set compiler $D_FOR_TARGET
}
}
if {[info exists F77_FOR_TARGET]} {
if { $compiler_type == "f77" } {
set compiler $F77_FOR_TARGET
}
}
if {[info exists F90_FOR_TARGET]} {
if { $compiler_type == "f90" } {
set compiler $F90_FOR_TARGET
}
}
if { $compiler_type == "go" } {
if {[info exists GO_FOR_TARGET]} {
set compiler $GO_FOR_TARGET
}
if {[info exists GO_LD_FOR_TARGET]} {
set linker $GO_LD_FOR_TARGET
}
}
if {[info exists RUSTC_FOR_TARGET]} {
if {$compiler_type == "rust"} {
set compiler $RUSTC_FOR_TARGET
}
}
if { $type == "executable" && $linker != "" } {
set compiler $linker
}
if { $compiler == "" } {
set compiler [board_info $dest compiler]
if { $compiler == "" } {
return "default_target_compile: No compiler to compile with"
}
}
if {![is_remote host]} {
if { [which $compiler] == 0 } {
return "default_target_compile: Can't find $compiler."
}
}
if {$type == "object"} {
if {$compiler_type == "rust"} {
append add_flags "--emit obj"
} else {
append add_flags " -c"
}
}
if { $type == "preprocess" } {
append add_flags " -E"
}
if { $type == "assembly" } {
append add_flags " -S"
}
if {[board_info $dest exists cflags]} {
append add_flags " [board_info $dest cflags]"
}
if { $type == "executable" } {
if {[board_info $dest exists ldflags]} {
append add_flags " [board_info $dest ldflags]"
}
if { $compiler_type == "c++" } {
append add_flags " [g++_link_flags]"
}
if {[isnative]} {
# This is a lose.
catch "glob -nocomplain $tool_root_dir/libstdc++/libstdc++.so* $tool_root_dir/libstdc++/libstdc++.sl" tmp
if { ${tmp} != "" } {
if {[regexp ".*solaris2.*" $target_triplet]} {
# Solaris 2
append add_flags " -R$tool_root_dir/libstdc++"
} elseif {[regexp ".*(osf|irix5|linux).*" $target_triplet]} {
# OSF/1 or IRIX 5
append add_flags " -Wl,-rpath,$tool_root_dir/libstdc++"
}
}
}
}
if {![info exists ldscript]} {
set ldscript [board_info $dest ldscript]
}
foreach i $options {
if { $i == "debug" } {
if {[board_info $dest exists debug_flags]} {
append add_flags " [board_info $dest debug_flags]"
} else {
append add_flags " -g"
}
}
}
if {[info exists optimize]} {
append add_flags " $optimize"
}
if { $type == "executable" } {
append add_flags " $ldflags"
foreach x $libs {
if {[file exists $x]} {
append source " $x"
} else {
append add_flags " $x"
}
}
if {[board_info $dest exists libs]} {
append add_flags " [board_info $dest libs]"
}
# This probably isn't such a good idea, but it avoids nasty
# hackiness in the testsuites.
# The math library must be linked in before the C library. The C
# library is linked in by the linker script, so this must be before
# the linker script.
if {[board_info $dest exists mathlib]} {
append add_flags " [board_info $dest mathlib]"
} else {
append add_flags " -lm"
}
# This must be added here.
append add_flags " $ldscript"
if {[board_info $dest exists remote_link]} {
# Relink option.
append add_flags " -Wl,-r"
}
if {[board_info $dest exists output_format]} {
append add_flags " -Wl,-oformat,[board_info $dest output_format]"
}
}
if {[board_info $dest exists multilib_flags]} {
append add_flags " [board_info $dest multilib_flags]"
}
verbose "doing compile"
set sources ""
if {[is_remote host]} {
foreach x $source {
set file [remote_download host $x]
if { $file == "" } {
warning "Unable to download $x to host."
return "Unable to download $x to host."
} else {
append sources " $file"
}
}
} else {
set sources $source
}
if {[is_remote host]} {
append add_flags " -o " [file tail $destfile]
remote_file host delete [file tail $destfile]
} else {
if { $destfile != "" } {
append add_flags " -o $destfile"
}
}
# This is obscure: we put SOURCES at the end when building an
# object, because otherwise, in some situations, libtool will
# become confused about the name of the actual source file.
switch $type {
"object" {
set opts "$early_flags $add_flags $sources"
}
"executable" {
switch $linker_opts_order {
"flags-then-sources" {
set opts "$early_flags $add_flags $sources"
}
"sources-then-flags" {
set opts "$early_flags $sources $add_flags"
}
default {
error "Invalid value for board_info linker_opts_order"
}
}
}
default {
set opts "$early_flags $sources $add_flags"
}
}
if {[is_remote host]} {
if {[host_info exists use_at]} {
set fid [open "atfile" "w"]
puts $fid "$opts"
close $fid
set opts "@[remote_download host atfile]"
remote_file build delete atfile
}
}
verbose "Invoking the compiler as $compiler $opts" 2
if {[info exists redirect]} {
verbose "Redirecting output to $redirect" 2
set status [remote_exec host "$compiler $opts" "" "" $redirect]
} else {
if {[info exists timeout]} {
verbose "Setting timeout to $timeout" 2
set status [remote_exec host "$compiler $opts" "" "" "" $timeout]
} else {
set status [remote_exec host "$compiler $opts"]
}
}
set compiler_flags $opts
if {[is_remote host]} {
remote_upload host [file tail $destfile] $destfile
remote_file host delete [file tail $destfile]
}
set comp_output [prune_warnings [lindex $status 1]]
regsub "^\[\r\n\]+" $comp_output "" comp_output
if { [lindex $status 0] != 0 } {
verbose -log "compiler exited with status [lindex $status 0]"
}
if { [lindex $status 1] != "" } {
verbose -log "output is:\n[lindex $status 1]" 2
}
if { [lindex $status 0] != 0 && "${comp_output}" == "" } {
set comp_output "exit status is [lindex $status 0]"
}
return ${comp_output}
}
# If dejagnu's default_target_compile supports the language specified in
# OPTIONS, use it. Otherwise, use gdb_default_target_compile_1.
proc gdb_default_target_compile {source destfile type options} {
global use_gdb_compile
set need_local_lang 0
set need_local_early_flags 0
foreach i $options {
if { $i == "ada" || $i == "d" || $i == "go" || $i == "rust" } {
set need_local_lang [info exists use_gdb_compile($i)]
}
if { $i == "c++" } {
set need_local_lang 0
}
if { $i == "f77" || $i == "f90" } {
set need_local_lang [info exists use_gdb_compile(fortran)]
}
if { [regexp "^early_flags=" $i] } {
set need_local_early_flags 1
}
}
if { $need_local_lang || $need_local_early_flags } {
return [gdb_default_target_compile_1 $source $destfile $type $options]
}
return [dejagnu_default_target_compile $source $destfile $type $options]
}
# Array of languages for which dejagnu's default_target_compile is missing
# support.
array set use_gdb_compile [list]
# Note missing support in dejagnu's default_target_compile. This
# needs to be fixed by porting the missing support to Dejagnu.
set note_prefix "Dejagnu's default_target_compile is missing support for "
set note_suffix ", using local override"
if {[info procs find_gnatmake] == ""} {
rename gdb_find_gnatmake find_gnatmake
set use_gdb_compile(ada) 1
gdb_note [join [list $note_prefix "Ada" $note_suffix] ""]
}
if {[info procs find_gfortran] == ""} {
rename gdb_find_gfortran find_gfortran
set use_gdb_compile(fortran) 1
gdb_note [join [list $note_prefix "Fortran" $note_suffix] ""]
}
if {[info procs find_go_linker] == ""} {
rename gdb_find_go find_go
rename gdb_find_go_linker find_go_linker
set use_gdb_compile(go) 1
gdb_note [join [list $note_prefix "Go" $note_suffix] ""]
}
if {[info procs find_gdc] == ""} {
rename gdb_find_gdc find_gdc
set use_gdb_compile(d) 1
gdb_note [join [list $note_prefix "D" $note_suffix] ""]
}
if {[info procs find_rustc] == ""} {
rename gdb_find_rustc find_rustc
set use_gdb_compile(rust) 1
gdb_note [join [list $note_prefix "Rust" $note_suffix] ""]
}
# If dejagnu's default_target_compile is missing support for any language,
# override it.
if { [array size use_gdb_compile] != 0 } {
catch {rename default_target_compile dejagnu_default_target_compile}
rename gdb_default_target_compile default_target_compile
}
# Provide 'lreverse' missing in Tcl before 7.5.
if {[info procs lreverse] == ""} {
proc lreverse { arg } {
set retval {}
while { [llength $retval] < [llength $arg] } {
lappend retval [lindex $arg end-[llength $retval]]
}
return $retval
}
}
# Various ccache versions provide incorrect debug info such as ignoring
# different current directory, breaking GDB testsuite.
set env(CCACHE_DISABLE) 1
unset -nocomplain env(CCACHE_NODISABLE)