linux-tivo.cf

linux下的一款播放器

# 
# ***** BEGIN LICENSE BLOCK *****
# Source last modified: $Id: linux-tivo.cf,v 1.2 2004/07/07 22:00:05 hubbe Exp $
# 
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# -*- python -*-
## $Id: linux-tivo.cf,v 1.2 2004/07/07 22:00:05 hubbe Exp $
## Linux 2.x using GCC 2.95 libc6 (glibc2) on i386
exec_config_file('linux-common.cf')

## list of PCF files to run
platform.pcf_prefix_list = ["unix", "linux2", "tivo"]

## platform defines 
## Override compiler options for tivo
if 'dev-mips' == os.environ['TIVO_SYSTEM']:
    project.AddDefines("_BIG_ENDIAN", "_TIVO")
    cross_dir = os.environ['TOOLROOT'] + '/mips-TiVo-linux'
else:
    project.AddDefines("_LITTLE_ENDIAN", "_TIVO")
    cross_dir = os.environ['TOOLROOT'] + '/i686-pc-linux-gnu'

root_dir = os.environ['ROOT']

## 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"] = platform.cxx.args["default"] = \
##    "--permissive -pipe -W -Wreturn-type -fno-rtti -fno-exceptions"

platform.dynamic_linker = root_dir + '/lib/ld-linux.so.2'

platform.cc.cmd = cross_dir + '/bin/gcc'
platform.cc.args["default"] = '-B' + cross_dir + '/bin/ -nostdinc';

platform.cxx.cmd = cross_dir + '/bin/g++'
platform.cxx.args["default"] = '-fpermissive -B' + cross_dir + '/bin/ -nostdinc++'
DisableRTTIIfNecessary()

# project.AddIncludes(cross_dir + '/include/g++/backward')
project.AddIncludes(cross_dir + '/include/g++')
project.AddIncludes(cross_dir + '/include')
project.AddIncludes(root_dir + '/include')

project.AddSystemPaths('-L' + root_dir + '/lib')
project.AddSystemPaths('-L' + cross_dir + '/lib')
project.RemoveIncludes('/usr/X11R6/include')
# project.RemoveSystemPaths('-L/usr/X11R6/lib')

make_lib.cmd = cross_dir + '/bin/ar cr '
make_toc.cmd = cross_dir + '/bin/ranlib'

class LinuxLinker(GCCLinker):
    def __init__(self):
        GCCLinker.__init__(self)

        self.make_var   = 'LD'
        self.make_flags = 'LDFLAGS'

        self.ldcmd = platform.cxx.cmd
        self.ldargs = ""
        self.args["default"] = ""

    def write_link_script(self):
        ## if there are no exported functions, die here
        if len(project.exported_func) == 0:
            fatal("dll target without exported functions") 
        
        ## create a gcc link script
        path = "%s.exp" % (project.TargetName())
        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()
        
        return path

    def execute_lib(self, target, objects, static_libs, dynamic_libs):
        ld_cmd = form_string(
            platform.form_var(self.make_var),
            platform.form_var(self.make_flags),
            "-o", target, objects, static_libs)

        return ld_cmd

    def execute_dll(self, target, objects, static_libs, dynamic_libs):
        link_script_path = self.write_link_script()

        ld_cmd = form_string(
            platform.form_var(self.make_var),
            platform.form_var(self.make_flags),
            link_script_path, "-o", target, objects, static_libs,
            self.link_paths(), dynamic_libs)
        
        return ld_cmd
    
    def execute_exe(self, target, objects, static_libs, dynamic_libs):
        ld_cmd = form_string(
            platform.form_var(self.make_var),
            platform.form_var(self.make_flags),
            "-o", target, objects, static_libs, self.link_paths(),
            dynamic_libs, "-lm -lc -lgcc")

        return ld_cmd

    def execute(self, target, objects, static_libs, dynamic_libs):
        if project.target_type == "dll":
            return self.execute_dll(target, objects, static_libs, dynamic_libs)
        elif project.target_type == "exe":
            return self.execute_exe(target, objects, static_libs, dynamic_libs)
        elif project.target_type == "lib":
            return self.execute_lib(target, objects, static_libs, dynamic_libs)
        else:
            fatal("unknown target type=\"%s\"" % (project.target_type))

    def set_type(self):
        self.cmd = self.ldcmd
        
        if project.target_type == "dll":
            self.args["default"] = "-nostdinc -shared -B" + cross_dir + "/bin/ -B" + root_dir + "/mips-TiVo-linux/ -Wl,-rpath-link," + root_dir + "/lib -lgcc"  + self.ldargs

        elif project.target_type == "exe":
            self.args["default"] = "-nostdinc -nodefaultlibs -B" + cross_dir + "/bin/ -B" + root_dir + "/mips-TiVo-linux/ -Wl,-rpath-link," + root_dir + "/lib -lgcc" + self.ldargs

        ## if we're building a shared lib or executeable, link
        ## to the standard C++ library
        if project.target_type in ["dll", "exe"] and \
           "debug" in project.build_choices:
            project.AddSystemLibraries("stdc++")

platform.link = LinuxLinker()