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+# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997 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 2 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, write to the Free Software
+# Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+# Please email any bugs, comments, and/or additions to this file to:
+# bug-g++@prep.ai.mit.edu
+
+# This file was written by Rob Savoye (rob@cygnus.com)
+# Many modifications by Jeffrey Wheat (cassidy@cygnus.com)
+# With modifications by Mike Stump <mrs@cygnus.com>.
+
+#
+# g++ support library routines
+#
+
+#
+# GXX_UNDER_TEST is the compiler under test.
+#
+
+
+set gpp_compile_options ""
+
+#
+# g++_version -- extract and print the version number of the compiler
+#
+proc g++_version { } {
+ global GXX_UNDER_TEST
+
+ # ignore any arguments after the command
+ set compiler [lindex $GXX_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 $tmp 1];
+ regexp "version.*$" $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"
+ }
+}
+
+#
+# g++_init -- called at the start of each subdir of tests
+#
+
+proc g++_init { args } {
+ global subdir
+ global gpp_initialized
+ global base_dir
+ global tmpdir
+ global libdir
+ global gluefile wrap_flags;
+ global objdir srcdir
+ global ALWAYS_CXXFLAGS
+ global TOOL_EXECUTABLE TOOL_OPTIONS
+ global GXX_UNDER_TEST
+
+ if ![info exists GXX_UNDER_TEST] then {
+ if [info exists TOOL_EXECUTABLE] {
+ set GXX_UNDER_TEST $TOOL_EXECUTABLE;
+ } else {
+ if [is_remote host] {
+ set GXX_UNDER_TEST [transform c++]
+ } else {
+ set GXX_UNDER_TEST [findfile $base_dir/../xgcc "$base_dir/../xgcc -B$base_dir/../" [transform c++]]
+ }
+ }
+ }
+
+ # Bleah, nasty. Bad taste.
+ if [ishost "*-dos-*" ] {
+ regsub "c\\+\\+" "$GXX_UNDER_TEST" "gcc" GXX_UNDER_TEST
+ }
+
+ if ![is_remote host] {
+ if { [which $GXX_UNDER_TEST] == 0 } then {
+ perror "GXX_UNDER_TEST does not exist"
+ exit 1
+ }
+ }
+ if ![info exists tmpdir] {
+ set tmpdir "/tmp"
+ }
+
+ if [info exists gluefile] {
+ unset gluefile
+ }
+
+ if { [target_info needs_status_wrapper] != "" } {
+ set gluefile ${tmpdir}/testglue.o;
+ set result [build_wrapper $gluefile];
+ if { $result != "" } {
+ set gluefile [lindex $result 0];
+ set wrap_flags [lindex $result 1];
+ } else {
+ unset gluefile
+ }
+ }
+
+ set ALWAYS_CXXFLAGS ""
+
+ if ![is_remote host] {
+ lappend ALWAYS_CXXFLAGS "additional_flags=[g++_include_flags]";
+ lappend ALWAYS_CXXFLAGS "ldflags=[g++_link_flags]";
+ lappend ALWAYS_CXXFLAGS "incdir=$base_dir/../include"
+ }
+
+ if [info exists TOOL_OPTIONS] {
+ lappend ALWAYS_CXXFLAGS "additional_flags=$TOOL_OPTIONS";
+ }
+
+ verbose -log "ALWAYS_CXXFLAGS set to $ALWAYS_CXXFLAGS"
+
+ verbose "g++ is initialized" 3
+}
+
+
+proc g++_target_compile { source dest type options } {
+ global tmpdir;
+ global gpp_compile_options
+ global gluefile wrap_flags
+ global ALWAYS_CXXFLAGS;
+ global GXX_UNDER_TEST;
+
+ if { [target_info needs_status_wrapper] != "" && [info exists gluefile] } {
+ lappend options "libs=${gluefile}"
+ lappend options "ldflags=${wrap_flags}"
+ }
+
+ lappend options "additional_flags=[libio_include_flags]"
+ lappend options "compiler=$GXX_UNDER_TEST";
+
+ set options [concat $options $gpp_compile_options]
+
+ set options [concat $options "$ALWAYS_CXXFLAGS"];
+
+ return [target_compile $source $dest $type $options]
+}
+
+proc g++_exit { args } {
+ global gluefile;
+
+ if [info exists gluefile] {
+ file_on_build delete $gluefile;
+ unset gluefile;
+ }
+}
+
+# If this is an older version of dejagnu (without runtest_file_p),
+# provide one and assume the old syntax: foo1.exp bar1.c foo2.exp bar2.c.
+# This can be deleted after the next dejagnu release.
+
+if { [info procs runtest_file_p] == "" } then {
+ proc runtest_file_p { runtests testcase } {
+ if { $runtests != "" && [regexp "\[.\]\[cC\]" $runtests] } then {
+ if { [lsearch $runtests [file tail $testcase]] >= 0 } then {
+ return 1
+ } else {
+ return 0
+ }
+ }
+ return 1
+ }
+}
+
+# Provide a definition of this if missing (delete after next dejagnu release).
+
+if { [info procs prune_warnings] == "" } then {
+ proc prune_warnings { text } {
+ return $text
+ }
+}
+
+# Utility used by mike-g++.exp and old-dejagnu.exp.
+# Check the compiler(/assembler/linker) output for text indicating that
+# the testcase should be marked as "unsupported".
+#
+# When dealing with a large number of tests, it's difficult to weed out the
+# ones that are too big for a particular cpu (eg: 16 bit with a small amount
+# of memory). There are various ways to deal with this. Here's one.
+# Fortunately, all of the cases where this is likely to happen will be using
+# gld so we can tell what the error text will look like.
+
+proc ${tool}_check_unsupported_p { output } {
+ if [regexp "(^|\n)\[^\n\]*: region \[^\n\]* is full" $output] {
+ return "memory full"
+ }
+ return ""
+}
+
+proc ${tool}_option_help { } {
+ send_user "--additional_options,OPTIONS\t\tUse OPTIONS to compile the testcase files. OPTIONS should be comma-separated."
+}
+
+proc ${tool}_option_proc { option } {
+ if[regexp "^--additional_options," $option] {
+ global gpp_compile_options
+ regsub "--additional_options," $option "" option
+ foreach x [split $option ","] {
+ lappend gpp_compile_options "additional_flags=$x"
+ }
+ return 1;
+ } else {
+ return 0
+ }
+}
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