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# Copyright (C) 1998, 1999 Red Hat, Inc.

load_lib "libgloss.exp"

# GCJ_UNDER_TEST is the compiler under test.

global tmpdir

if ![info exists tmpdir] {
    set tmpdir "/tmp"
}

set java_initialized 0

#
# Build the status wrapper library as needed.
#
proc java_init { args } {
    global wrapper_file;
    global wrap_compile_flags;
    global java_initialized
    global GCJ_UNDER_TEST
    global TOOL_EXECUTABLE
    global env

    if { $java_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 {
                global tool_root_dir
                
                if ![is_remote host] {
                    set file [lookfor_file $tool_root_dir gcj];
                    if { $file == "" } {
                        set file [lookfor_file $tool_root_dir gcc/gcj];
                    }
                    if { $file != "" } {
                        set CC "$file -B[file dirname $file]/ --specs=$tool_root_dir/$target_alias/libjava/libgcj-test.spec";
                    } else {
                        set CC [transform gcj];
                    }
                } else {
                    set CC [transform gcj]
                }
                set GCJ_UNDER_TEST $CC
            }
        }
    }

    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."
        }
    }

    set java_initialized 1
}

#
# Run the test specified by srcfile and resultfile. compile_args and
# exec_args are options telling this proc how to work.
#
proc compile_java_from_source { srcfile binfile compile_args } {
    global GCJ_UNDER_TEST
    global runtests
    global java_initialized

    if { $java_initialized != 1 } { java_init }

    set errname [file rootname [file tail $srcfile]]
    if {! [runtest_file_p $runtests $errname]} {
        return
    }

    set args "compiler=$GCJ_UNDER_TEST"
    lappend args "additional_flags=--main=[file rootname [file tail $srcfile]]"
    if { $compile_args != "" } {
        lappend args "additional_flags=$compile_args"
    }

    if { $compile_args != "" } {
        set errname "$errname $compile_args"
    }

    set x [target_compile $srcfile ${binfile} ${binfile} $args]
    if { $x != "" } {
        verbose "target_compile failed: $x" 2
        return "$errname compilation from source";
    }
}

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