linux-2.2-libc6-powerpc.cf

linux下的一款播放器

# 
# ***** BEGIN LICENSE BLOCK *****
# Source last modified: $Id: linux-2.2-libc6-powerpc.cf,v 1.3 2004/07/07 22:00:05 hubbe Exp $
# 
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"""Linux libc6 using gcc 2.95.2 on the PowerPC.  This was configured under
LinuxPPC Q3."""

## list of PCF files to run
exec_config_file('linux-common.cf')

platform.pcf_prefix_list = ['unix', 'linux2']

## defines
project.AddDefines('_BIG_ENDIAN', '_STRICT_ALIGNMENT')

## Turn on Threaded Network IO
project.AddDefines('_UNIX_THREADED_NETWORK_IO')

## This define enables compiling of the UnixThreads file.
## It means that that platform has a working threads lib
## that does everything we need.
project.AddDefines('_UNIX_THREADS_SUPPORTED')


## make GCC 2.95.x permissive so it won't barf on our code
platform.cc.args['default'] = '--permissive -pipe -fsigned-char'
platform.cxx.args['default'] = '--permissive -pipe -fsigned-char'


class LinuxLinker(Linker2):
    def __init__(self):
        Linker2.__init__(self)
        self.linker=platform.cc.cmd
        self.extra_arguments=[]

    def add_argument(self, arg):
        self.extra_arguments.append(arg)
    
    def link_paths(self):
        return string.join(platform.system_paths +
                           project.system_paths)

    def link_script_path(self):
        return "%s.exp" % (project.TargetName())

    def armerge_lib_path(self):
        libname = "%s_libs.%s" % (project.target_name, platform.library_suffix)
        return os.path.join(project.output_dir, libname)
    
    def armerge_tmp_path(self):
        return os.path.join(project.object_dir, "lib")

    def write_link_script(self, path):
        ## if there are no exported functions, die here
        if len(project.exported_func) == 0:
            umake_lib.fatal("dll target without exported functions") 
        
        ## create a gcc link script
        fil = open(path, "w")
        fil.write("VERSION\n")
        fil.write("{\n")
        fil.write("  G2 {\n")
        fil.write("    global:\n")

        for export in project.exported_func:
            fil.write("      %s;\n" % (export))

        fil.write("    local:\n")
        fil.write("      *;\n")
        fil.write("  };\n")
        fil.write("}\n")
        fil.close()

    def LinkLIB(self, target_path, objects):
        cmd_list = []
        
        cmd = "%s %s %s" % (make_lib.cmd, target_path, objects)
        cmd_list.append(cmd)

        cmd = "ranlib %s" % (target_path)
        cmd_list.append(cmd)

        return cmd_list

    def CleanLIB(self, target_path):
        return [target_path]

    def LinkDLL(self, target_path, objects, static_libs, dynamic_libs):
        cmd_list = []

        armerge_cmd = os.path.join(BUILD_ROOT, "bin", "armerge")
        tmp_path = self.armerge_tmp_path()
        libpath = self.armerge_lib_path()
        cmd = "%s -d %s %s %s" % (armerge_cmd, tmp_path, libpath, static_libs)
        cmd_list.append(cmd)

        lspath = self.link_script_path()
        self.write_link_script(lspath)
        if project.exported_func:
            undefinedSymbols="-u "+string.join(project.exported_func," -u ")
        else:
            undefinedSymbols=""

        cmd = "%s -shared %s -o %s %s %s %s %s %s %s " % (
            self.linker,
            lspath, target_path,
            undefinedSymbols,
            objects, libpath,
            self.link_paths(),
            string.join(self.extra_arguments),
            dynamic_libs)
        cmd_list.append(cmd)

        cmd = 'rm "%s"' % (libpath)
        cmd_list.append(cmd)

        return cmd_list

    def CleanDLL(self, target_path):
        list = []
        list.append(target_path)
        list.append(self.armerge_tmp_path())
        list.append(self.armerge_lib_path())
        return list

    def LinkEXE(self, target_path, objects, static_libs, dynamic_libs):
        cmd_list = []

        armerge_cmd = os.path.join(BUILD_ROOT, "bin", "armerge")
        tmp_path = self.armerge_tmp_path()
        libpath = self.armerge_lib_path()
        cmd = "%s -d %s %s %s" % (armerge_cmd, tmp_path, libpath, static_libs)
        cmd_list.append(cmd)

        cmd = "%s -o %s %s %s %s %s %s" % (
            self.linker,
            target_path, objects, libpath,
            self.link_paths(),
            string.join(self.extra_arguments),
            dynamic_libs)
        cmd_list.append(cmd)

        cmd = 'rm "%s"' % (libpath)
        cmd_list.append(cmd)

        return cmd_list
    
    def CleanEXE(self, target_path):
        list = []
        list.append(target_path)
        list.append(self.armerge_tmp_path())
        list.append(self.armerge_lib_path())
        return list
    
    def make_lib_static(self, lib):
        return "-Wl,-Bstatic %s -Wl,-Bdynamic" % lib
    
platform.link = LinuxLinker()


DisableRTTIIfNecessary()