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# Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2006, 2007, 2011

# Free Software Foundation

proc load_gcc_lib { filename } {

    global srcdir

    load_file $srcdir/../../gcc/testsuite/lib/$filename

}

load_lib libgloss.exp

load_lib dg.exp

load_gcc_lib target-libpath.exp

# GCJ_UNDER_TEST is the compiler under test.

global tmpdir

if ![info exists tmpdir] {

    set tmpdir "/tmp"

}

# This is like `prune_warnings', but it also prunes away a warning

# from the bytecode front end that we don't care about.

proc libjava_prune_warnings {text} {

    set text [prune_warnings $text]

    set tlist [split $text \n]

    set len [llength $tlist]

    for {set i [expr {$len - 1}]} {$i >= 2} {incr i -1} {

        if {[string match "*unreachable bytecode*" [lindex $tlist $i]]} {

            # Delete this line, all other unreachable warnings and the previous

            # two lines containing the method and class.

            set j [expr {$i - 1}]

            while {[string match "*unreachable bytecode*" [lindex $tlist $j]]} {

                incr j -1

            }

            incr j -1

            set tlist [lreplace $tlist $j $i]

            set i $j

        }

    }

    return [join $tlist \n]

}

# This is like `target_compile' but it does some surgery to work

# around stupid DejaGNU bugs.  In particular DejaGNU has very poor

# quoting, so for instance a `$' will be re-evaluated at spawn time.

# We don't want that.

proc libjava_tcompile {source destfile type options} {

    # This strange-looking expression really does quote the `$'.

    regsub -all -- {\$} $source {\$} source

    regsub -all -- {\$} $destfile {\$} destfile

    return [target_compile $source $destfile $type $options]

}

# Read an `xfail' file if it exists.  Returns a list of xfail tokens.

proc libjava_read_xfail {file} {

    if {! [file exists $file]} {

        return ""

    }

    set fd [open $file r]

    set tokens [string trim [read $fd]]

    close $fd

    return $tokens

}

# Find a particular executable.  FIXME: this relies on DejaGnu

# internals.  These should probably be exposed in a better way.

proc libjava_find_program {prog} {

    global tool_root_dir

    set file [lookfor_file $tool_root_dir $prog]

    if { $file == "" } {

        set file [lookfor_file $tool_root_dir gcc/$prog];

    }

    if {$file == ""} {

        set file $prog

    }

    return $file

}

# Find `gcjh'.

proc find_gcjh {} {

    return [libjava_find_program gjavah]

}

proc find_javac {} {

    global SUN_JAVAC GCJ_UNDER_TEST env libgcj_jar

    # If JDK doesn't run on your platform but some other

    # JDK-compatible javac does, you may set SUN_JAVAC to point to it.

    # One of the most important properties of a SUN_JAVAC is that it

    # must create class-files even for classes that have not been

    # specified in the command line, but that were needed to compile

    # those that have.  For example, Pizza won't do it, but you can

    # use `kaffe sun.tools.javac.Main', if you have Sun's classes.zip

    # in the kaffe's default search path.

    if {![info exists SUN_JAVAC]} {

        if {[info exists env(SUN_JAVAC)]} {

            set SUN_JAVAC $env(SUN_JAVAC)

        } else {

            set SUN_JAVAC "$GCJ_UNDER_TEST -C -I$libgcj_jar"

        }

    }

    return $SUN_JAVAC

}

proc bytecompile_file { file objdir {classpath {}} } {

    global env

    set dirname [file dirname $file]

    set javac [find_javac]

    if {$classpath != ""} then {

        set env(CLASSPATH) $classpath

    }

    set here [pwd]

    cd $dirname

    send_log "byte compile: $javac -g [list $file] -d $objdir 2>@ stdout\n"

    if {[catch {

        set q [eval exec "$javac -g [list $file] -d $objdir 2>@ stdout"]

    } msg]} then {

        send_log "couldn't compile $file: $msg\n"

        set r 0

    } else {

        set r 1

    }

    cd $here

    return $r

}

set libjava_initialized 0

#

# Build the status wrapper library as needed.

#

proc libjava_init { args } {

    global wrapper_file;

    global wrap_compile_flags;

    global libjava_initialized libjava_uses_threads

    global GCJ_UNDER_TEST

    global TOOL_EXECUTABLE

    global env objdir

    global env libgcj_jar

    global tool_root_dir

    global libjava_libgcc_s_path

    global target_triplet

    global libjava_version

    # 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

    # Many hosts now default to a non-ASCII C locale, however, so

    # they can set a charset encoding here if they need.

    if { [ishost "*-*-cygwin*"] } {

      setenv LC_ALL C.ASCII

      setenv LANG C.ASCII

    }

    if { $libjava_initialized == 1 } { return; }

    if ![info exists GCJ_UNDER_TEST] {

        if [info exists TOOL_EXECUTABLE] {

            set GCJ_UNDER_TEST $TOOL_EXECUTABLE;

        } else {

            if [info exists env(GCJ)] {

                set GCJ_UNDER_TEST $env(GCJ)

            } else {

                set GCJ_UNDER_TEST "[find_gcj]"

            }

        }

    }

    # Find the libgcj jar file.

    # FIXME: This finds libgcj.spec for the default multilib.

    # If thread models differ between multilibs, this has to be moved

    # to libjava_arguments

    set specdir [libjava_find_spec]

    set text [eval exec "$GCJ_UNDER_TEST -B$specdir -v 2>@ stdout"]

    regexp " version \[^\n\r\]*" $text version

    set libjava_version [lindex $version 1]

    verbose "version: $libjava_version"

    set libgcj_jar [glob $objdir/../libgcj-$libjava_version.jar]

    verbose "jar file is $libgcj_jar"

    # The -B is so we find libgcj.spec.

    regexp -- "Thread model: (\[^\n\]+)\n" $text ignore model

    set libjava_uses_threads [expr {! ($model == "no"

                                       || $model == "none"

                                       || $model == "single")}]

    # Always set encoding used by gcj.

    append GCJ_UNDER_TEST " --encoding=UTF-8"

    set wrapper_file "";

    set wrap_compile_flags "";

    if [target_info exists needs_status_wrapper] {

        set result [build_wrapper "testglue.o"];

        if { $result != "" } {

            set wrapper_file [lindex $result 0];

            set wrap_compile_flags [lindex $result 1];

        } else {

            warning "Status wrapper failed to build."

        }

    }

    # Finally, add the gcc build directory so that we can find the

    # shared libgcc.  This, like much of dejagnu, is hideous.

    set libjava_libgcc_s_path {}

    if { [istarget "*-*-darwin*"] } {

        set so_extension "dylib"

    } elseif { [istarget "*-*-cygwin*"] || [istarget "*-*-mingw*"] } {

        set so_extension "dll"

    } else {

        set so_extension "so"

    }

    set gccdir [lookfor_file $tool_root_dir gcc/libgcc_s.${so_extension}]

    if {$gccdir != ""} {

        set gccdir [file dirname $gccdir]

        lappend libjava_libgcc_s_path $gccdir

        verbose "libjava_libgcc_s_path = $libjava_libgcc_s_path"

        set compiler ${gccdir}/xgcc

        if { [is_remote host] == 0 && [which $compiler] != 0 } {

            foreach i "[exec $compiler --print-multi-lib]" {

                set mldir ""

                regexp -- "\[a-z0-9=_/\.-\]*;" $i mldir

                set mldir [string trimright $mldir "\;@"]

                if { "$mldir" == "." } {

                    continue

                }

                if { [llength [glob -nocomplain ${gccdir}/${mldir}/libgcc_s*.${so_extension}.*]] >= 1 } {

                    lappend libjava_libgcc_s_path "${gccdir}/${mldir}"

                }

            }

        }

    }

    set libjava_initialized 1

}

# Find a library.  We know where libtool puts the actual libraries,

# and we look there.  The implementation is fairly hacky.  We can't

# compile with -nodefaultlibs, because that will also eliminate the

# system libraries we need.  In order to have gcj still work, it must

# find the appropriate libraries so we must add -L options for their

# paths.  However we can't simply use those libraries; we still need

# libtool for linking.

# Don't return the the lib${name}.la files here, since this causes the

# libraries to be linked twice: once as lib${name}.so/dylib and another time

# via gcj's implicit -l${name}.  This is both unnecessary and causes the

# Solaris ld to warn: attempted multiple inclusion of file.  This warning

# is not ignored by the dejagnu framework and cannot be disabled.

proc libjava_find_lib {dir name} {

    global base_dir

    set gp [get_multilibs]

    foreach extension {so dll dylib sl a} {

        foreach sub {.libs _libs} {

            if {$gp != ""} {

                if {[file exists $gp/$dir/$sub/lib${name}.${extension}]} then {

                    # Just return the `-L' option.  The library itself

                    # will be picked up via the spec file.

                    return "-L$gp/$dir/$sub"

                }

            }

            # Just return the `-L' option.  The library itself will be

            # picked up via the spec file.

            set lib [findfile \

                       $base_dir/../../$dir/$sub/lib${name}.${extension} \

                       "-L$base_dir/../../$dir/$sub" \

                       ""]

            if {$lib != ""} {

                return $lib

            }

        }

    }

    return ""

}

# Find libgcj.spec.  We need to use the file corresponding to the multilib

# under test since they might differ.  Append a trailing slash since this

# is used with -B.

proc libjava_find_spec {} {

    global objdir

    return "$objdir/../"

}

# Find `gij'.  Return empty string if not found.

proc libjava_find_gij {} {

    global base_dir objdir

    set gijdir [lookfor_file [get_multilibs] libjava];

    # Fall back if get_multilibs fails.

    if {$gijdir == ""} {

      set gijdir "$objdir/.."

    }

    if {! [file exists $gijdir/gij]} {

        return ""

    }

    return $gijdir/gij

}

# Remove a bunch of files.

proc gcj_cleanup {args} {

    foreach file $args {

        if {[string match *.o $file]} {

            verbose "removing [file rootname $file].lo"

            file delete -force [file rootname $file].lo

        }

        file delete -force -- $file

        verbose "removing $file"

    }

    # It is simplest to do this instead of trying to figure out what

    # bits in .libs ought to be removed.

    catch {system "rm -rf .libs"}

}

# Compute arguments needed for compiler.  MODE is a libtool mode:

# either compile or link.

proc libjava_arguments {{mode compile}} {

    global base_dir

    global LIBJAVA

    global srcdir subdir objdir

    global TOOL_OPTIONS

    global GCJ_UNDER_TEST

    global tmpdir

    global runtests

    global env

    global tool_root_dir

    global libgcj_jar

    global libjava_libgcc_s_path

    global libjava_ld_library_path

    global ld_library_path

    global target_triplet

    if [info exists LIBJAVA] {

        set libjava $LIBJAVA;

    } else {

        set libjava [libjava_find_lib libjava gcj]

    }

    verbose "using LIBJAVA = $libjava" 2

    set args ""

    # Basically we want to build up a colon separated path list from

    # the value of $libjava.

    set lpath "."

    foreach dir [list $libjava] {

        foreach item [split $dir " "] {

            switch -glob -- $item {

                "-L*" {

                    lappend lpath [string range $item 2 end]

                }

            }

        }

    }

    set lpath [concat $lpath $libjava_libgcc_s_path]

    verbose "lpath = $lpath ; libgcc_s_path = $libjava_libgcc_s_path"

    set ld_library_path [join $lpath :]

    set libjava_ld_library_path "$ld_library_path"

    # That's enough to make things work for the normal case.

    # If we wanted to handle an arbitrary value of libjava,

    # then we'd have to do a lot more work.

    set_ld_library_path_env_vars

    if [info exists env(LD_LIBRARY_PATH)] {

        verbose "LD_LIBRARY_PATH = $env(LD_LIBRARY_PATH)"

    }

    # Determine CLASSPATH separator

    if { [string match "i?86-pc-mingw32*" $target_triplet] } {

        set sep ";"

    } else {

        set sep ":"

    }

    # Set the CLASSPATH environment variable

    global env

    set env(CLASSPATH) \

        [join [list . $srcdir/$subdir $objdir $libgcj_jar] $sep]

    verbose "CLASSPATH is $env(CLASSPATH)"

    # Disable all warnings, as ecj is rather chatty.

    lappend args "additional_flags=-w"

    if {$mode == "link"} {

        global wrapper_file wrap_compile_flags

        lappend args "additional_flags=$wrap_compile_flags"

        if { [regexp "linux" $target_triplet] } {

            lappend args "additional_flags=-specs=libgcj-test.spec"

        }

        lappend args "libs=$wrapper_file"

        lappend args "libs=$libjava"

        lappend args debug

    }

    if { [target_info needs_status_wrapper]!="" && [info exists gluefile] } {

        lappend args "libs=${gluefile}"

        lappend args "ldflags=$wrap_flags"

    }

    if [info exists TOOL_OPTIONS] {

        lappend args "additional_flags=$TOOL_OPTIONS"

    }

    # Determine libgcj.spec corresponding to multilib under test.

    set specdir [libjava_find_spec]

    # Search for libtool.  We need it to link.

    set found_compiler 0

    set d [absolute $objdir]

    foreach x {. .. ../.. ../../..} {

        if {[file exists $d/$x/libtool]} then {

            # We have to run silently to avoid DejaGNU lossage.

            lappend args \

              "compiler=$d/$x/libtool --silent --tag=GCJ --mode=$mode $GCJ_UNDER_TEST -B$specdir"

            set found_compiler 1

            break

        }

    }

    if {! $found_compiler} {

        # Append -B$specdir so that we find libgcj.spec before it

        # is installed.

        lappend args "compiler=$GCJ_UNDER_TEST -B$specdir"

    }

    # Avoid libtool wrapper scripts when possible.

    # but not if libtool warnings results in FAILs

    if {$mode == "link"} {

        if {! [istarget "*-*-cygwin*"] && ! [istarget "*-*-mingw*"]

            && ! [istarget "*-*-darwin*"] } {

            lappend args "additional_flags=-no-install"

        }

        if { [istarget "*-*-darwin*"] } {

            lappend args "additional_flags=-bind_at_load"

            lappend args "additional_flags=-multiply_defined suppress"

        }

        if { [istarget "*-*-darwin9*"] || [istarget "*-*-darwin1*"] || [istarget "*-*-darwin2*"] } {

            lappend args "additional_flags=-Wl,-allow_stack_execute"

        }

    }

    return $args

}

# Link a bunch of objects into a program.  MAIN is the name of the

# class holding `main'.  Return 0 on failure.

proc gcj_link {program main files {options {}}} {

    set arguments [libjava_arguments link]

    if {[llength $options]} {

        eval lappend arguments $options

    }

    lappend arguments "additional_flags=--main=$main"

    set x [libjava_prune_warnings \

             [libjava_tcompile $files $program executable $arguments]]

    if {$x != ""} {

        verbose "link failure: $x" 2

        fail "linking $program"

        setup_xfail "*-*-*"

        fail "running $program"

        return 0

    }

    pass "linking $program"

    return 1

}

# Invoke the program and see what happens.  Return 0 on failure.

proc gcj_invoke {program expectFile ld_library_additions} {

  global env

  global libjava_ld_library_path

  global ld_library_path

  set ld_library_path "$libjava_ld_library_path"

  if {[llength $ld_library_additions] > 0} {

    append ld_library_path :[join $ld_library_additions :]

  }

  set_ld_library_path_env_vars

  if [info exists env(LD_LIBRARY_PATH)] {

    verbose "LD_LIBRARY_PATH=$env(LD_LIBRARY_PATH)"

  }

  set result [libjava_load ./$program]

  set status [lindex $result 0]

  set output [lindex $result 1]

  # Restore setting

  restore_ld_library_path_env_vars

  if {$status != "pass"} {

    verbose "got $output"

    fail "$program run"

    untested "$program output"

    return 0

  }

  set id [open $expectFile r]

  set expected [read $id]

  close $id

  if {! [string compare $output $expected]} {

    pass "$program output"

    return 1

  } else {

    fail "$program output"

    return 0

  }

}

proc exec_gij {jarfile expectFile {ld_library_additions {}} {addl_flags {}}} {

  global env

  global libjava_ld_library_path

  global ld_library_path

  set ld_library_path "$libjava_ld_library_path"

  if {[llength $ld_library_additions] > 0} {

  append ld_library_path :[join $ld_library_additions :]

  }

  set_ld_library_path_env_vars

  if [info exists env(LD_LIBRARY_PATH)] {

    verbose "LD_LIBRARY_PATH=$env(LD_LIBRARY_PATH)"

  }

  set gij [libjava_find_gij]

  set classname [file rootname [file tail $jarfile]]

  puts "LD_LIBRARY_PATH=. $gij -cp $jarfile $addl_flags $classname"

  set result [libjava_load $gij "-cp $jarfile $addl_flags $classname"]

  set status [lindex $result 0]

  set output [lindex $result 1]

  restore_ld_library_path_env_vars

  if {$status != "pass"} {

    verbose "got $output"

    fail "$classname run"

    untested "$classname output"

    return 0

  }

  set id [open $expectFile r]

  set expected [read $id]

  close $id

  if {! [string compare $output $expected]} {

    pass "$classname output"

    return 1

  } else {

    fail "$classname output"

    return 0

  }

}

# Invoke a program and check its output.  EXECUTABLE is the program;

# ARGS are the arguments to the program.  Returns 1 if tests passed

# (or things were left untested), 0 otherwise.

proc libjava_invoke {errname testName optName executable inpfile resultfile

                      ld_library_additions args} {

    global env

    global libjava_ld_library_path

    global ld_library_path

    set ld_library_path "$libjava_ld_library_path"

    if {[llength $ld_library_additions] > 0} {

        append ld_library_path :[join $ld_library_additions :]

    }

    set_ld_library_path_env_vars

    if [info exists env(LD_LIBRARY_PATH)] {

        verbose "LD_LIBRARY_PATH=$env(LD_LIBRARY_PATH)"

    }

    upvar $optName opts

    if {[info exists opts(no-exec)]} {

        if {[info exists opts(need-threads)]} {

            # This means we wanted to try to run it but we couldn't

            # because threads aren't supported.  So we have to

            # generate an `untested'.

            untested "$errname execution - $testName"

            untested "$errname output - $testName"

        }

        return 1

    }

    send_log "invoke: $executable $args $inpfile\n"

    set result [libjava_load $executable $args "$inpfile"]

    set status [lindex $result 0]

    set output [lindex $result 1]

    # Restore LD_LIBRARY_PATH setting.

    restore_ld_library_path_env_vars

    if {[info exists opts(xfail-exec)]} then {

        setup_xfail *-*-*

    }

    $status "$errname execution - $testName"

    if { $status != "pass" } {

        untested "$errname output - $testName"

        return 0

    }

    verbose "resultfile is $resultfile"

    set id [open $resultfile r]

    set expected ""

    append expected [read $id]

    regsub -all "\r" "$output" "" output

    regsub "\n*$" $expected "" expected

    regsub "\n*$" $output "" output

    regsub "^\n*" $expected "" expected

    regsub "^\n*" $output "" output

    regsub -all "\[ \t\]\[ \t\]*" $expected " " expected

    regsub -all "\[ \t\]*\n\n*" $expected "\n" expected

    regsub -all "\[ \t\]\[ \t\]*" $output " " output

    regsub -all "\[ \t\]*\n\n*" $output "\n" output

    verbose "expected is $expected"

    verbose "actual is $output"

    set passed 0

    if {[info exists opts(regexp_match)]} {

        if [regexp $expected $output] {

            set passed 1

        }

    } else {

        if { $expected == $output } {

            set passed 1

        }

    }

    if {[info exists opts(xfail-output)]} {

        setup_xfail *-*-*

    }

    if { $passed == 1 } {

        pass "$errname output - $testName"

    } else {

        fail "$errname output - $testName"

    }

    close $id

    return $passed

}

#

# Run the test specified by srcfile and resultfile. compile_args and

# exec_args are options telling this proc how to work.

#

proc test_libjava_from_source { options srcfile compile_args inpfile resultfile exec_args } {

    global base_dir

    global srcdir subdir objdir

    global TOOL_OPTIONS

    global GCJ_UNDER_TEST

    global tmpdir

    global runtests

    # Make opts into an array.

    set opts(_) x

    unset opts(_)

    foreach item $exec_args {

        set opts($item) x

    }

    # If we need threads and we don't have them then set the `no-exec'

    # flag.  This is case is also handled specially later.

    if {[info exists opts(need-threads)]} {

        global libjava_uses_threads

        if {! $libjava_uses_threads} {

            set opts(no-exec) x

        }

    }

    set errname [file rootname [file tail $srcfile]]

    if {! [runtest_file_p $runtests $errname]} {

        return

    }

    if {[info exists opts(no-link)]} {

        set mode compile

    } else {

        set mode link

    }

    set args [libjava_arguments $mode]

    if {! [info exists opts(no-link)]} {

        # Add the --main flag

        lappend args "additional_flags=--main=[file rootname [file tail $srcfile]]"

        if { $compile_args != "" } {

            lappend args "additional_flags=$compile_args"

        }

    }

    regsub "^.*/(\[^/.\]+)\[.\]\[^/]*$" "$srcfile" "\\1" out

    set executable "${objdir}/$out"

    if {[info exists opts(no-link)]} {

        append executable ".o"

        set target object

    } else {

        # DOS/win32 targets default to .exe if no suffix is given

        # We then try to delete a file that doesn't exist.  It is

        # simpler to add the suffix everywhere.

        append executable ".exe"

        set target executable

    }

    if { $compile_args != "" } {

        set errname "$errname $compile_args"

    }

    set removeList [list $executable]

    set x [libjava_prune_warnings \

             [libjava_tcompile $srcfile "$executable" $target $args]]

    if {[info exists opts(xfail-gcj)]} {

        setup_xfail *-*-*

    }

    if { $x != "" } {

        verbose "target_compile failed: $x" 2

        if {[info exists opts(shouldfail)]} {

            pass "$errname compilation from source"

            eval gcj_cleanup $removeList

            return

        }

        fail "$errname compilation from source"

        if {[info exists opts(xfail-gcj)]

            || ! [info exists opts(no-exec)]

            || [info exists opts(need-threads)]} {

            untested "$errname execution from source compiled test"

            untested "$errname output from source compiled test"

        }

        return

    }

    if {[info exists opts(shouldfail)]} {

        fail "$errname compilation from source"

        return

    }

    pass "$errname compilation from source"

    # Set up the options the way they are expected by libjava_invoke.

    if {[info exists opts(xfail-source-output)]} {

        set opts(xfail-output) x

    }

    if {[libjava_invoke $errname "source compiled test" opts $executable \

           $inpfile $resultfile ""]} {

        # Everything ok, so clean up.

        eval gcj_cleanup $removeList

    }

}

#

# Run the test specified by srcfile and resultfile. compile_args and

# exec_args are options telling this proc how to work.

#   `no-link'     don't try to link the program

#   `no-exec'     don't try to run the test

#   `xfail-gcj'   compilation from source will fail

#   `xfail-javac' compilation with javac will fail

#   `xfail-gcjC'  compilation with gcj -C will fail

#   `shouldfail'  compilation from source is supposed to fail

#                 This is different from xfail, which marks a known

#                 failure that we just haven't fixed.

#                 A compilation marked this way should fail with any

#                 front end.

#   `xfail-byte'  compilation from bytecode will fail

#   `xfail-exec'  exec will fail

#   `xfail-output'

#                 output will be wrong

#   `xfail-byte-output'

#                 output will be wrong when compiled from bytecode

#   `xfail-source-output'

#                 output will be wrong when compiled from source code

#   `need-threads'

#                 test relies on thread support

#

proc test_libjava { options srcfile compile_args inpfile resultfile exec_args } {

    test_libjava_from_source $options $srcfile $compile_args $inpfile $resultfile $exec_args

    # Test BC-ABI compilation.

    set compile_args_bcabi $compile_args

    lappend compile_args_bcabi "-findirect-dispatch"

    test_libjava_from_source $options $srcfile $compile_args_bcabi $inpfile $resultfile $exec_args

}

#

# libjava_version -- extract and print the version number of libjavap

#

proc default_libjava_version {} {

}

proc default_libjava_start { } {

}

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# tcl-indent-level:4

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