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# Copyright (C) 2009 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 GCC; see the file COPYING3. If not see
# <http://www.gnu.org/licenses/>.
#
# go support library routines
#
load_lib prune.exp
load_lib gcc-defs.exp
load_lib target-libpath.exp
#
# GOC_UNDER_TEST is the compiler under test.
#
set gpp_compile_options ""
#
# go_version -- extract and print the version number of the compiler
#
proc go_version { } {
global GOC_UNDER_TEST
go_init
# ignore any arguments after the command
set compiler [lindex $GOC_UNDER_TEST 0]
# verify that the compiler exists
if { [is_remote host] || [which $compiler] != 0 } then {
set tmp [remote_exec host "$compiler -v"]
set status [lindex $tmp 0]
set output [lindex $tmp 1]
regexp " version \[^\n\r\]*" $output version
if { $status == 0 && [info exists version] } then {
if [is_remote host] {
clone_output "$compiler $version\n"
} else {
clone_output "[which $compiler] $version\n"
}
} else {
clone_output "Couldn't determine version of [which $compiler]\n"
}
} else {
# compiler does not exist (this should have already been detected)
warning "$compiler does not exist"
}
}
#
# go_include_flags -- include flags for the gcc tree structure
#
proc go_include_flags { paths } {
global srcdir
global TESTING_IN_BUILD_TREE
set flags ""
if { [is_remote host] || ![info exists TESTING_IN_BUILD_TREE] } {
return "${flags}"
}
set gccpath ${paths}
if { $gccpath != "" } {
if [file exists "${gccpath}/libgo/os.gox"] {
append flags "-I${gccpath}/libgo "
}
}
}
#
# go_link_flags -- linker flags for the gcc tree structure
#
proc go_link_flags { paths } {
global srcdir
global ld_library_path
global GOC_UNDER_TEST
global shlib_ext
set gccpath ${paths}
set libio_dir ""
set flags ""
set ld_library_path "."
set shlib_ext [get_shlib_extension]
verbose "shared lib extension: $shlib_ext"
if { $gccpath != "" } {
if [file exists "${gccpath}/libgo/libgobegin.a"] {
append flags "-L${gccpath}/libgo "
}
if { [file exists "${gccpath}/libgo/.libs/libgo.a"] \
|| [file exists "${gccpath}/libgo/.libs/libgo.${shlib_ext}"] } {
append flags "-L${gccpath}/libgo/.libs "
append ld_library_path ":${gccpath}/libgo/.libs"
}
if [file exists "${gccpath}/libiberty/libiberty.a"] {
append flags "-L${gccpath}/libiberty "
}
append ld_library_path \
[gcc-set-multilib-library-path $GOC_UNDER_TEST]
}
set_ld_library_path_env_vars
return "$flags"
}
#
# go_init -- called at the start of each subdir of tests
#
proc go_init { args } {
global subdir
global gpp_initialized
global base_dir
global tmpdir
global libdir
global gluefile wrap_flags
global objdir srcdir
global ALWAYS_GOCFLAGS
global TOOL_EXECUTABLE TOOL_OPTIONS
global GOC_UNDER_TEST
global TESTING_IN_BUILD_TREE
# We set LC_ALL and LANG to C so that we get the same error messages as expected.
setenv LC_ALL C
setenv LANG C
if ![info exists GOC_UNDER_TEST] then {
if [info exists TOOL_EXECUTABLE] {
set GOC_UNDER_TEST $TOOL_EXECUTABLE
} else {
if { [is_remote host] || ! [info exists TESTING_IN_BUILD_TREE] } {
set GOC_UNDER_TEST [transform gccgo]
} else {
set GOC_UNDER_TEST [findfile $base_dir/../../gccgo "$base_dir/../../gccgo -B$base_dir/../../" [findfile $base_dir/gccgo "$base_dir/gccgo -B$base_dir/" [transform gccgo]]]
}
}
}
if ![is_remote host] {
if { [which $GOC_UNDER_TEST] == 0 } then {
perror "GOC_UNDER_TEST ($GOC_UNDER_TEST) does not exist"
exit 1
}
}
if ![info exists tmpdir] {
set tmpdir "/tmp"
}
if [info exists gluefile] {
unset gluefile
}
go_maybe_build_wrapper "${tmpdir}/go-testglue.o"
set ALWAYS_GOCFLAGS ""
if ![is_remote host] {
if [info exists TOOL_OPTIONS] {
lappend ALWAYS_GOCFLAGS "additional_flags=[go_include_flags [get_multilibs ${TOOL_OPTIONS}] ]"
lappend ALWAYS_GOCFLAGS "ldflags=[go_link_flags [get_multilibs ${TOOL_OPTIONS}] ]"
} else {
lappend ALWAYS_GOCFLAGS "additional_flags=[go_include_flags [get_multilibs] ]"
lappend ALWAYS_GOCFLAGS "ldflags=[go_link_flags [get_multilibs] ]"
}
}
if [info exists TOOL_OPTIONS] {
lappend ALWAYS_GOCFLAGS "additional_flags=$TOOL_OPTIONS"
}
verbose -log "ALWAYS_GOCFLAGS set to $ALWAYS_GOCFLAGS"
verbose "go is initialized" 3
}
#
# go_target_compile -- compile a source file
#
proc go_target_compile { source dest type options } {
global tmpdir
global gluefile wrap_flags
global ALWAYS_GOCFLAGS
global GOC_UNDER_TEST
if { [target_info needs_status_wrapper] != "" && [info exists gluefile] } {
lappend options "libs=${gluefile}"
lappend options "ldflags=${wrap_flags}"
}
lappend options "compiler=$GOC_UNDER_TEST"
set options [concat "$ALWAYS_GOCFLAGS" $options]
set options [dg-additional-files-options $options $source]
return [target_compile $source $dest $type $options]
}
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