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# Copyright (C) 2012-2022 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/>.
#
# rust support library routines
#
load_lib prune.exp
load_lib gcc-defs.exp
load_lib timeout.exp
load_lib target-libpath.exp
#
# RUST_UNDER_TEST is the compiler under test.
#
set rust_compile_options ""
#
# rust_include_flags -- include flags for the gcc tree structure
#
proc rust_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 ${paths}
return "$flags"
}
#
# rust_link_flags -- linker flags for the gcc tree structure
#
proc rust_link_flags { paths } {
global srcdir
global ld_library_path
global RUST_UNDER_TEST
global shlib_ext
global SHARED_OPTION
set gccpath ${paths}
set libio_dir ""
set flags ""
set ld_library_path "."
set shlib_ext [get_shlib_extension]
set SHARED_OPTION ""
verbose "shared lib extension: $shlib_ext"
set_ld_library_path_env_vars
return "$flags"
}
#
# rust_init -- called at the start of each subdir of tests
#
proc rust_init { args } {
global subdir
global rust_initialized
global base_dir
global tmpdir
global libdir
global gluefile wrap_flags
global objdir srcdir
global ALWAYS_RUSTFLAGS
global TOOL_EXECUTABLE TOOL_OPTIONS
global RUST_UNDER_TEST
global TESTING_IN_BUILD_TREE
global TEST_ALWAYS_FLAGS
global gcc_warning_prefix
global gcc_error_prefix
# 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 RUST_UNDER_TEST] then {
if [info exists TOOL_EXECUTABLE] {
set RUST_UNDER_TEST $TOOL_EXECUTABLE
} else {
if { [is_remote host] || ! [info exists TESTING_IN_BUILD_TREE] } {
set RUST_UNDER_TEST [transform gccrs]
} else {
set RUST_UNDER_TEST [findfile $base_dir/../../gccrs "$base_dir/../../gccrs -B$base_dir/../../" [findfile $base_dir/gccrs "$base_dir/gccrs -B$base_dir/" [transform gccrs]]]
}
}
}
if ![is_remote host] {
if { [which $RUST_UNDER_TEST] == 0 } then {
perror "RUST_UNDER_TEST ($RUST_UNDER_TEST) does not exist"
exit 1
}
}
if ![info exists tmpdir] {
set tmpdir "/tmp"
}
if [info exists gluefile] {
unset gluefile
}
rust_maybe_build_wrapper "${tmpdir}/rust-testglue.o"
set ALWAYS_RUSTFLAGS ""
# TEST_ALWAYS_FLAGS are flags that should be passed to every
# compilation. They are passed first to allow individual
# tests to override them.
if [info exists TEST_ALWAYS_FLAGS] {
lappend ALWAYS_RUSTFLAGS "additional_flags=$TEST_ALWAYS_FLAGS"
}
if ![is_remote host] {
if [info exists TOOL_OPTIONS] {
lappend ALWAYS_RUSTFLAGS "additional_flags=[rust_include_flags [get_multilibs ${TOOL_OPTIONS}] ]"
lappend ALWAYS_RUSTFLAGS "ldflags=[rust_link_flags [get_multilibs ${TOOL_OPTIONS}] ]"
} else {
lappend ALWAYS_RUSTFLAGS "additional_flags=[rust_include_flags [get_multilibs] ]"
lappend ALWAYS_RUSTFLAGS "ldflags=[rust_link_flags [get_multilibs] ]"
}
}
if [info exists TOOL_OPTIONS] {
lappend ALWAYS_RUSTFLAGS "additional_flags=$TOOL_OPTIONS"
}
verbose -log "ALWAYS_RUSTFLAGS set to $ALWAYS_RUSTFLAGS"
set gcc_warning_prefix "warning:"
set gcc_error_prefix "(fatal )?error:"
verbose "rust is initialized" 3
}
#
# rust_target_compile -- compile a source file
#
proc rust_target_compile { source dest type options } {
global tmpdir
global gluefile wrap_flags
global ALWAYS_RUSTFLAGS
global RUST_UNDER_TEST
global individual_timeout
# HACK: guard against infinite loops in the compiler
set individual_timeout 10
if { [target_info needs_status_wrapper] != "" && [info exists gluefile] } {
lappend options "libs=${gluefile}"
lappend options "ldflags=${wrap_flags}"
}
lappend options "timeout=[timeout_value]"
lappend options "compiler=$RUST_UNDER_TEST"
set options [concat "$ALWAYS_RUSTFLAGS" $options]
set options [dg-additional-files-options $options $source]
return [target_compile $source $dest $type $options]
}
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