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# Copyright 2016-2021 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/>.
# Auxiliary function to set the language to Rust.
# The result is 1 (true) for success, 0 (false) for failure.
proc set_lang_rust {} {
if [gdb_test_no_output "set language rust"] {
return 0
}
if [gdb_test "show language" ".* source language is \"rust\"." \
"set language to \"rust\""] {
return 0
}
return 1
}
proc gdb_compile_rust {sources dest options} {
if {[llength $sources] > 1} {
error "gdb rust setup can only compile one source file at a time"
}
if {[gdb_compile [lindex $sources 0] $dest executable $options] != ""} {
return -1
}
return ""
}
# Return the version of LLVM used by the Rust compiler. Note that
# older versions of rustc don't print this -- in this case the
# returned version is "0.0".
gdb_caching_proc rust_llvm_version {
set rustc [find_rustc]
if {$rustc == ""} {
verbose "could not find rustc"
} else {
set output [lindex [remote_exec host "$rustc --version --verbose"] 1]
foreach line [split $output \n] {
if {[regexp "LLVM version: (.+)\$" $output ignore version]} {
return $version
}
}
verbose "could not match rustc version output: $output"
}
return 0.0
}
# Return the version of the Rust compiler.
gdb_caching_proc rust_compiler_version {
set rustc [find_rustc]
if {$rustc == ""} {
verbose "could not find rustc"
} else {
set output [lindex [remote_exec host "$rustc --version --verbose"] 1]
foreach line [split $output \n] {
if {[regexp "rustc (\[0-9.\]+) .*\$" $output ignore version]} {
return $version
}
}
verbose "could not match rustc version output: $output"
}
return 0.0
}
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