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lsteamclient: Don't convert structs with identical layouts

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This commit is contained in:
Andrew Eikum 2018-10-30 07:53:49 -05:00
parent dca026aff1
commit 3714637f08
101 changed files with 40 additions and 14202 deletions
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51
lsteamclient/gen_wrapper.py
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@ -446,6 +446,24 @@ generated_cb_ids = []
cpp_files_need_close_brace = []
cb_table = {}
def needs_conversion(struct):
windows_struct = None
sys.stdout.write("looking for " + struct.spelling + "\n")
for child in list(windows_build.cursor.get_children()):
if struct.spelling == child.spelling:
windows_struct = child.type
break
assert(not windows_struct is None) #must find windows_struct
for field in struct.get_fields():
if struct.get_offset(field.spelling) != windows_struct.get_offset(field.spelling):
return True
if field.type.kind == clang.cindex.TypeKind.RECORD and \
not field.type.spelling in exempt_structs and \
needs_conversion(field.type):
return True
return False
#because of struct packing differences between win32 and linux, we
#need to convert these structs from their linux layout to the win32
#layout.
@ -477,6 +495,11 @@ def handle_struct(sdkver, struct):
l2w_handler_name = "lin_to_win_struct_%s" % struct_name;
hfile = open("struct_converters_%s.h" % sdkver, "a")
#quit here so the .h is always created
if not needs_conversion(struct.type):
return
hfile.write("extern void %s(const void *w, void *l);\n" % w2l_handler_name)
hfile.write("extern void %s(const void *l, void *w);\n\n" % l2w_handler_name)
@ -602,22 +625,28 @@ for sdkver in sdk_versions:
if not os.path.isfile(input_name):
continue
index = clang.cindex.Index.create()
tu = index.parse(input_name, args=['-x', 'c++', '-m32', '-Isteamworks_sdk_%s/' % sdkver, '-I/usr/lib/clang/7.0.0/include/'])
linux_build = index.parse(input_name, args=['-x', 'c++', '-m32', '-Isteamworks_sdk_%s/' % sdkver, '-I/usr/lib/clang/7.0.0/include/'])
diagnostics = list(tu.diagnostics)
diagnostics = list(linux_build.diagnostics)
if len(diagnostics) > 0:
print('There were parse errors')
pprint.pprint(diagnostics)
else:
children = list(tu.cursor.get_children())
for child in children:
if child.kind == clang.cindex.CursorKind.CLASS_DECL and child.displayname in classes:
handle_class(sdkver, child)
if child.kind == clang.cindex.CursorKind.STRUCT_DECL or \
child.kind == clang.cindex.CursorKind.CLASS_DECL:
handle_struct(sdkver, child)
if child.displayname in print_sizes:
sys.stdout.write("size of %s is %u\n" % (child.displayname, child.type.get_size()))
windows_build = index.parse(input_name, args=['-x', 'c++', '-m32', '-Isteamworks_sdk_%s/' % sdkver, '-I/usr/lib/clang/7.0.0/include/', '-mms-bitfields', '-U__linux__', '-Wno-incompatible-ms-struct'])
diagnostics = list(windows_build.diagnostics)
if len(diagnostics) > 0:
print('There were parse errors (windows build)')
pprint.pprint(diagnostics)
else:
children = list(linux_build.cursor.get_children())
for child in children:
if child.kind == clang.cindex.CursorKind.CLASS_DECL and child.displayname in classes:
handle_class(sdkver, child)
if child.kind == clang.cindex.CursorKind.STRUCT_DECL or \
child.kind == clang.cindex.CursorKind.CLASS_DECL:
handle_struct(sdkver, child)
if child.displayname in print_sizes:
sys.stdout.write("size of %s is %u\n" % (child.displayname, child.type.get_size()))
for f in cpp_files_need_close_brace:
m = open(f, "a")