Half-Life-RTX/xash3d-fwgs
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platform: introduce lib backends, add static linking, wscript: add optional projects support, add static linking support, scripts: add xshlib for advanced linking options

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This commit is contained in:
mittorn 2019-11-18 03:31:25 +07:00
parent 0636dc45bd
commit 177f8ed653
12 changed files with 261 additions and 16 deletions
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8
common/backends.h
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@ -53,4 +53,12 @@ GNU General Public License for more details.
#define MSGBOX_ANDROID 2
#define MSGBOX_WIN32 3
// messageboxes (XASH_LIB)
#define LIB_NULL 0
#define LIB_POSIX 1
#define LIB_WIN32 2
#define LIB_STATIC 3
#endif /* BACKENDS_H */

10
common/defaults.h
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@ -131,6 +131,15 @@ SETUP BACKENDS DEFINITIONS
#endif
#endif
#ifdef XASH_STATIC_LIBS
#define XASH_LIB LIB_STATIC
#define XASH_INTERNAL_GAMELIBS
#elif defined _WIN32
#define XASH_LIB LIB_WIN32
#else
#define XASH_LIB LIB_POSIX
#endif
//
// fallback to NULL
//
@ -150,6 +159,7 @@ SETUP BACKENDS DEFINITIONS
#define XASH_MESSAGEBOX MSGBOX_STDERR
#endif
/*
=========================================================================

0
engine/platform/swap/kmalloc.c → engine/platform/misc/kmalloc.c
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88
engine/platform/misc/lib_static.c Normal file
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@ -0,0 +1,88 @@
#include "platform/platform.h"
#if XASH_LIB == LIB_STATIC
#ifdef XASH_NO_LIBDL
void *dlsym(void *handle, const char *symbol )
{
Con_DPrintf( "dlsym( %p, \"%s\" ): stub\n", handle, symbol );
return NULL;
}
void *dlopen(const char *name, int flag )
{
Con_DPrintf( "dlopen( \"%s\", %d ): stub\n", name, flag );
return NULL;
}
int dlclose(void *handle)
{
Con_DPrintf( "dlsym( %p ): stub\n", handle );
return 0;
}
char *dlerror( void )
{
return "Loading ELF libraries not supported in this build!\n";
}
int dladdr( const void *addr, void *info )
{
return 0;
}
#endif // XASH_NO_LIBDL
typedef struct table_s
{
const char *name;
void *pointer;
} table_t;
#include "generated_library_tables.h"
static void *Lib_Find(table_t *tbl, const char *name )
{
while( tbl->name )
{
if( !Q_strcmp( tbl->name, name) )
return tbl->pointer;
tbl++;
}
return 0;
}
void *COM_LoadLibrary( const char *dllname, int build_ordinals_table, qboolean directpath )
{
return Lib_Find(libs, dllname);
}
void COM_FreeLibrary( void *hInstance )
{
// impossible
}
void *COM_GetProcAddress( void *hInstance, const char *name )
{
return Lib_Find( hInstance, name );
}
void *COM_FunctionFromName( void *hInstance, const char *pName )
{
return Lib_Find( hInstance, pName );
}
const char *COM_NameForFunction( void *hInstance, void *function )
{
#ifdef XASH_ALLOW_SAVERESTORE_OFFSETS
return COM_OffsetNameForFunction( function );
#else
return NULL;
#endif
}
#endif

0
engine/platform/swap/sbrk.c → engine/platform/misc/sbrk.c
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0
engine/platform/swap/swap.h → engine/platform/misc/swap.h
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4
engine/platform/posix/lib_posix.c
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@ -12,8 +12,8 @@ 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.
*/
#ifndef _WIN32 // see win_lib.c
#include "platform/platform.h"
#if XASH_LIB == LIB_POSIX
#define _GNU_SOURCE
#include "common.h"

4
engine/platform/win32/lib_win.c
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@ -12,8 +12,8 @@ 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.
*/
#if defined(_WIN32)
#include "platform/platform.h"
#if XASH_LIB == LIB_WIN32
#include "common.h"
#include "library.h"

25
engine/wscript
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@ -23,7 +23,10 @@ def options(opt):
help = 'enable custom swap allocator. For devices with no swap support')
grp.add_option('--enable-legacy-sdl', action = 'store_true', dest = 'SDL12', default = False,
help = 'enable using SDL1.2 instead of SDL2(not recommended) [default: %default')
help = 'enable using SDL1.2 instead of SDL2(not recommended) [default: %default]')
grp.add_option('--enable-static-binary', action = 'store_true', dest = 'STATIC', default = False,
help = 'build static binary(not recommended, --single-binary required) [default: %default]')
opt.load('sdl2')
@ -55,10 +58,15 @@ def configure(conf):
if conf.options.USE_SELECT == None:
conf.options.USE_SELECT = conf.options.DEDICATED
if conf.options.STATIC:
conf.env.STATIC = True
conf.define('XASH_NO_LIBDL',1)
if not conf.env.DEST_OS in ['win32', 'android'] and not conf.options.NO_ASYNC_RESOLVE:
conf.load('pthreads')
conf.check_pthread_flag()
conf.define_cond('XASH_STATIC_LIBS', conf.env.STATIC_LINKING)
conf.define_cond('XASH_CUSTOM_SWAP', conf.options.CUSTOM_SWAP)
conf.define_cond('SINGLE_BINARY', conf.env.SINGLE_BINARY)
conf.define_cond('XASH_NO_ASYNC_NS_RESOLVE', conf.options.NO_ASYNC_RESOLVE)
@ -80,7 +88,9 @@ def build(bld):
# basic build: dedicated only, no dependencies
if bld.env.DEST_OS != 'win32':
libs += [ 'DL' , 'M' , 'RT', 'PTHREAD', 'ASOUND']
libs += [ 'M', 'RT', 'PTHREAD', 'ASOUND']
if not bld.env.STATIC:
libs += ['DL']
source += bld.path.ant_glob(['platform/posix/*.c'])
else:
libs += ['USER32', 'SHELL32', 'GDI32', 'ADVAPI32', 'DBGHELP', 'PSAPI', 'WS2_32' ]
@ -90,7 +100,11 @@ def build(bld):
source += bld.path.ant_glob(['platform/linux/*.c'])
if bld.get_define('XASH_CUSTOM_SWAP'):
source += bld.path.ant_glob(['platform/swap/*.c'])
source += bld.path.ant_glob(['platform/misc/kmalloc.c', 'platform/misc/sbrk.c'])
if bld.env.STATIC_LINKING:
source += bld.path.ant_glob(['platform/misc/lib_static.c'])
is_cxx_link = True
if bld.env.HAVE_SDL2:
libs.append('SDL2')
@ -117,7 +131,10 @@ def build(bld):
if bld.env.SINGLE_BINARY:
install_path = bld.env.BINDIR
features = ['c', 'cxxprogram' if is_cxx_link else 'cprogram']
program = 'cxxprogram' if is_cxx_link else 'cprogram'
if bld.env.STATIC:
program += '_static'
features = ['c', program]
else:
install_path = bld.env.LIBDIR
features = ['c', 'cxxshlib' if is_cxx_link else 'cshlib']

2
ref_gl/exports.txt Normal file
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@ -0,0 +1,2 @@
GetRefAPI
GetRefHumanReadableName

96
scripts/waifulib/xshlib.py Normal file
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@ -0,0 +1,96 @@
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
def build(bld):
if bld.env.STATIC_LINKING:
apply_static(MAIN_BINARY,*bld.env.STATIC_LINKING.split(','))
class objcopy(Task.Task):
no_errcheck_out = True
run_str = '${OBJCOPY} -G lib_${NAME}_exports ${SRC[0].abspath()} ${TGT[0].abspath()}'
def keyword(self):
return 'ObjCopy'
class xshlib(ccroot.link_task):
no_errcheck_out = True
run_str = '${LD} -r -o ${TGT[0].abspath()} -melf_i386 ${CCLNK_SRC_F}${SRC}'
def add_target(self, target):
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', target_unstripped, target_stripped)
self.generator.objcopy_task.env['NAME'] = target
print self.generator.name
# def run(self):
# xshlib.run(self)
# objcopy.run(self)
class cprogram_static(c.cprogram):
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} ${LDFLAGS}'
class cxxprogram_static(cxx.cxxprogram):
run_str = '${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}'
ccroot.USELIB_VARS['cprogram_static'] = ccroot.USELIB_VARS['cxxprogram_static'] = ccroot.USELIB_VARS['cxxprogram']
@TaskGen.feature('xshlib')
@TaskGen.after('apply_link')
def add_objcopy_task(self):
if getattr(self, 'link_task', None):
exe_node = self.link_task.outputs[0]
self.create_task('objcopy', self.link_task.outputs[0], self.link_task.outputs[1])
def apply_static(main, *reloc):
def write_libraries_list(out_node):
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):
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')
def add_link_helper(self):
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):
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]]

40
wscript
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@ -18,13 +18,22 @@ class Subproject:
dedicated = True # if true will be ignored when building dedicated server
singlebin = False # if true will be ignored when singlebinary is set
ignore = False # if true will be ignored, set by user request
mandatory = False
def __init__(self, name, dedicated=True, singlebin=False):
def __init__(self, name, dedicated=True, singlebin=False, mandatory = False):
self.name = name
self.dedicated = dedicated
self.singlebin = singlebin
self.mandatory = mandatory
def is_enabled(self, ctx):
if not self.mandatory:
if self.name in ctx.env.IGNORE_PROJECTS:
self.ignore = True
if self.ignore:
return False
if ctx.env.SINGLE_BINARY and self.singlebin:
return False
@ -37,13 +46,15 @@ class Subproject:
return True
SUBDIRS = [
Subproject('public', dedicated=False),
Subproject('public', dedicated=False, mandatory = True),
Subproject('game_launch', singlebin=True),
Subproject('ref_gl'),
#rsw Subproject('ref_soft'),
Subproject('ref_gl',),
Subproject('ref_soft'),
Subproject('mainui'),
Subproject('vgui_support'),
Subproject('engine', dedicated=False),
Subproject('stub/server', dedicated=False),
Subproject('stub/client'),
Subproject('engine', dedicated=False, mandatory = False),
]
def subdirs():
@ -82,11 +93,20 @@ def options(opt):
grp.add_option('--enable-magx', action = 'store_true', dest = 'MAGX', default = False,
help = 'enable targetting for MotoMAGX phones [default: %default]')
grp.add_option('--ignore-projects', action = 'store', dest = 'IGNORE_PROJECTS', default = None,
help = 'disable selected projects from build [default: %default]')
opt.load('subproject')
opt.add_subproject(subdirs())
for i in SUBDIRS:
if not i.mandatory and not opt.path.find_node(i.name+'/wscript'):
i.ignore = True
continue
opt.load('xcompile compiler_cxx compiler_c sdl2 clang_compilation_database strip_on_install waf_unit_test')
opt.add_subproject(i.name)
opt.load('xshlib xcompile compiler_cxx compiler_c sdl2 clang_compilation_database strip_on_install waf_unit_test')
if sys.platform == 'win32':
opt.load('msvc msdev msvs')
opt.load('reconfigure')
@ -95,6 +115,9 @@ def configure(conf):
enforce_pic = True # modern defaults
valid_build_types = ['fastnative', 'fast', 'release', 'debug', 'nooptimize', 'sanitize', 'none']
conf.load('fwgslib reconfigure')
if conf.options.IGNORE_PROJECTS:
conf.env.IGNORE_PROJECTS = conf.options.IGNORE_PROJECTS.split(',')
conf.start_msg('Build type')
if conf.options.BUILD_TYPE == None:
conf.end_msg('not set', color='RED')
@ -115,7 +138,7 @@ def configure(conf):
conf.env.MSVC_TARGETS = ['x86'] # explicitly request x86 target for MSVC
if sys.platform == 'win32':
conf.load('msvc msvc_pdb msdev msvs')
conf.load('subproject xcompile compiler_c compiler_cxx gitversion clang_compilation_database strip_on_install waf_unit_test')
conf.load('xshlib subproject xcompile compiler_c compiler_cxx gitversion clang_compilation_database strip_on_install waf_unit_test')
try:
conf.env.CC_VERSION[0]
@ -353,6 +376,7 @@ def configure(conf):
conf.add_subproject(i.name)
def build(bld):
bld.load('xshlib')
for i in SUBDIRS:
if not i.is_enabled(bld):
continue