mirror of
https://github.com/FWGS/xash3d-fwgs.git
synced 2026-08-08 05:11:51 +08:00
Merge branch 'lib' of https://github.com/FWGS/xash3d-fwgs
This commit is contained in:
mittorn
115
scripts/waifulib/xshlib.py
Normal file
115
scripts/waifulib/xshlib.py
Normal file
@@ -0,0 +1,115 @@
|
||||
# encoding: utf-8
|
||||
# xshlib.py -- advanced linking utils
|
||||
# Copyright (C) 2019 mittorn
|
||||
# This program is free software: you can redistribute it and/or modify
|
||||
# it under the terms of the GNU General Public License as published by
|
||||
# the Free Software Foundation, either version 3 of the License, or
|
||||
# (at your option) any later version.
|
||||
#
|
||||
# This program is distributed in the hope that it will be useful,
|
||||
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
# GNU General Public License for more details.
|
||||
|
||||
from waflib import Logs, Utils, TaskGen, Task
|
||||
from waflib.Tools import ccroot, c, cxx
|
||||
|
||||
MAIN_BINARY = 'xash'
|
||||
|
||||
def options(opt):
|
||||
opt.add_option('--static-linking', action='store', dest='STATIC_LINKING', default=None)
|
||||
|
||||
def configure(conf):
|
||||
if conf.options.STATIC_LINKING:
|
||||
conf.find_program('ld')
|
||||
conf.find_program('objcopy')
|
||||
conf.env.STATIC_LINKING = conf.options.STATIC_LINKING
|
||||
conf.add_os_flags('LD_RELOCATABLE_FLAGS')
|
||||
|
||||
def build(bld):
|
||||
if bld.env.STATIC_LINKING:
|
||||
apply_static(MAIN_BINARY,*bld.env.STATIC_LINKING.split(','))
|
||||
|
||||
class objcopy_relocatable_lib(Task.Task):
|
||||
"remove all exports except of lib_${NAME}_exports"
|
||||
no_errcheck_out = True
|
||||
run_str = '${OBJCOPY} -G lib_${NAME}_exports ${SRC[0].abspath()} ${TGT[0].abspath()}'
|
||||
def keyword(self):
|
||||
return 'ObjCopy'
|
||||
|
||||
class xshlib(ccroot.link_task):
|
||||
"make relocatable library"
|
||||
no_errcheck_out = True
|
||||
run_str = '${LD} -r -o ${TGT[0].abspath()} ${LD_RELOCATABLE_FLAGS} ${CCLNK_SRC_F}${SRC}'
|
||||
|
||||
def add_target(self, target):
|
||||
"create objcopy task for target"
|
||||
if not self.env.LD_RELOCATABLE_FLAGS:
|
||||
self.env.LD_RELOCATABLE_FLAGS = []
|
||||
if '-m32' in self.env.LINKFLAGS:
|
||||
self.env.LD_RELOCATABLE_FLAGS.append('-melf_i386')
|
||||
|
||||
base = self.generator.path
|
||||
target_unstripped = base.find_or_declare('%s.unstripped.o'% target)
|
||||
target_stripped = base.find_or_declare('%s.o'% target)
|
||||
|
||||
self.set_outputs(target_unstripped)
|
||||
self.generator.objcopy_task= self.generator.create_task('objcopy_relocatable_lib', target_unstripped, target_stripped)
|
||||
self.generator.objcopy_task.env['NAME'] = target
|
||||
|
||||
class cprogram_static(c.cprogram):
|
||||
"build static c program"
|
||||
run_str = '${LINK_CC} -static ${LINKFLAGS} ${CCLNK_SRC_F}${SRC} ${CCLNK_TGT_F}${TGT[0].abspath()} ${RPATH_ST:RPATH} ${FRAMEWORKPATH_ST:FRAMEWORKPATH} ${FRAMEWORK_ST:FRAMEWORK} ${ARCH_ST:ARCH} ${STLIB_MARKER} ${STLIBPATH_ST:STLIBPATH} ${STLIB_ST:STLIB} ${STLIB_MARKER} ${LIBPATH_ST:LIBPATH} ${LIB_ST:LIB} ${LDFLAGS}'
|
||||
|
||||
class cxxprogram_static(cxx.cxxprogram):
|
||||
"build static cxx program"
|
||||
run_str = '${LINK_CXX} -static ${LINKFLAGS} ${CXXLNK_SRC_F}${SRC} ${CXXLNK_TGT_F}${TGT[0].abspath()} ${RPATH_ST:RPATH} ${FRAMEWORKPATH_ST:FRAMEWORKPATH} ${FRAMEWORK_ST:FRAMEWORK} ${ARCH_ST:ARCH} ${STLIB_MARKER} ${STLIBPATH_ST:STLIBPATH} ${STLIB_ST:STLIB} ${STLIB_MARKER} ${LIBPATH_ST:LIBPATH} ${LIB_ST:LIB} ${LDFLAGS}'
|
||||
|
||||
# usevars are same
|
||||
ccroot.USELIB_VARS['cprogram_static'] = ccroot.USELIB_VARS['cxxprogram_static'] = ccroot.USELIB_VARS['cxxprogram']
|
||||
|
||||
def apply_static(main, *reloc):
|
||||
"apply xshlib tasks and generate files"
|
||||
|
||||
def write_libraries_list(out_node):
|
||||
"generate library list"
|
||||
|
||||
libraries = reloc
|
||||
externs = '\n'.join(['extern table_t lib_%s_exports[];' % e for e in libraries])
|
||||
table = '\n'.join(['{ "%s", &lib_%s_exports },' % (e, e) for e in libraries])
|
||||
out_node.write('%s\nstruct {const char *name;void *func;} libs[] = {\n%s\n{0,0}\n};\n' % (externs, table ))
|
||||
|
||||
|
||||
def write_export_list(name,in_node, out_node):
|
||||
"generate exports list for library"
|
||||
|
||||
exports = in_node.read().split('\n')
|
||||
externs = '\n'.join(['extern void %s;' % e for e in exports])
|
||||
table = '\n'.join(['{ "%s", &%s },' % (e, e) for e in exports])
|
||||
out_node.write('%s\nstruct {const char *name;void *func;} lib_%s_exports[] = {\n%s\n{0,0}\n};\n' % (externs, name, table ))
|
||||
|
||||
@TaskGen.feature('cshlib', 'cxxshlib')
|
||||
@TaskGen.before('process_source', 'propogate_uselib_vars')
|
||||
def apply_xshlib(self):
|
||||
"apply xshlib feature and inject link_helper.c to sources"
|
||||
if self.name in reloc:
|
||||
for k in ('cshlib', 'cxxshlib'):
|
||||
if k in self.features:
|
||||
self.features.remove(k)
|
||||
self.features.append('xshlib')
|
||||
in_node = self.path.get_src().make_node('exports.txt')
|
||||
bldnode = self.path.get_bld()
|
||||
bldnode.mkdir()
|
||||
out_node = bldnode.make_node('link_helper.c')
|
||||
write_export_list(self.name,in_node, out_node)
|
||||
self.source = Utils.to_list(self.source) + [out_node]
|
||||
|
||||
@TaskGen.feature('cshlib', 'cxxshlib', 'cprogram', 'cxxprogram', 'cprogram_static', 'cxxprogram_static')
|
||||
@TaskGen.before('process_source')
|
||||
def add_deps(self):
|
||||
"add all relocatable objects to main binary source list"
|
||||
if self.name == main:
|
||||
write_libraries_list(self.path.get_bld().make_node('generated_library_tables.h'))
|
||||
|
||||
for t in reloc:
|
||||
self.source += [self.bld.get_tgen_by_name(t).objcopy_task.outputs[0]]
|
||||
Reference in New Issue
Block a user