linux-2.0-libc6-i386-gcc2.95-el.cf

linux下的一款播放器

# 
# ***** BEGIN LICENSE BLOCK *****
# Source last modified: $Id: linux-2.0-libc6-i386-gcc2.95-el.cf,v 1.3 2004/07/07 22:00:05 hubbe Exp $
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"""Linux libc6 using gcc 2.95.2.  This builds the older Linux clients, with
the classic don't-link-libgcc-into-plugins hack, and gcc linker script
support to filter out shared library entrypoints."""

exec_config_file('linux-common.cf')

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

## platform defines 
project.AddDefines('_LITTLE_ENDIAN')

## 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 -W -Wreturn-type'
platform.cxx.args['default'] = '--permissive -pipe -W -Wreturn-type'

DisableRTTIIfNecessary()

## Set up the Linker
platform.dynamic_linker = '/lib/ld-linux.so.2'

class LinuxLinker(GCCLinker):
    def __init__(self):
        Linker.__init__(self)
        self.make_var = 'LD'
        self.make_flags = 'LDFLAGS'
        self.args['default'] = ''
        self.args['profile'] = ''
        self.args['static'] = ''
        self.target_arg = '-o'
        self.ldcmd = 'gcc'
        self.ldargs = ''

    def execute_dll(self, target, objects, static_libs, dynamic_libs):
        ## 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
        link_scrpt_path = "gcclink.%s" % (project.TargetName())
        fil = open(link_scrpt_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 form_string(
            platform.form_var(self.make_var),
            platform.form_var(self.make_flags),
            link_scrpt_path,
            self.target_arg,
            target,
            self.crti_path(),
            self.crtbeginS_path(),
            objects,
            "-\(",
            static_libs,
            "-\)",
            self.link_paths(),
            dynamic_libs,
            HandleCPPRTInclusion(),
            self.crtendS_path(),
            self.crtn_path())

    def execute_exe(self, target, objects, static_libs, dynamic_libs):
        return form_string(
            platform.form_var(self.make_var),
            platform.form_var(self.make_flags),
            self.target_arg,
            target,
            self.crt1_path(),
            self.crti_path(),
            self.crtbegin_path(),
            objects,
            static_libs,
            self.link_paths(),
            dynamic_libs,
            HandleCPPRTInclusion(),
            "-lc",
            '--whole-archive',
            self.libgcc_path(),
            '--no-whole-archive',
            "-lc",
            self.crtend_path(),
            self.crtn_path())


    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)

        ## default
        return '%s %s %s %s %s %s %s' % (
            platform.form_var(self.make_var),
            platform.form_var(self.make_flags),
            self.target_arg,
            target,
            objects,
            dynamic_libs,
            static_libs)


    def set_type(self):
        self.cmd = self.ldcmd

        if project.target_type == 'dll':
            self.cmd = 'ld'
            dll_args = '-m elf_i386 -shared'
            self.args['default'] = '%s %s' % (dll_args, self.ldargs)
            
        elif project.target_type == 'exe':
            self.cmd = 'ld'
            exe_args = '-m elf_i386 -dynamic-linker %s --export-dynamic' % (platform.dynamic_linker)
            self.args['default'] = '%s %s' % (exe_args, self.ldargs)

        else:
            self.args['default'] = self.ldargs
platform.link = LinuxLinker()