Update m2ctx (#138)

* update m2ctx

* size fixes?

* size fix

1 files changed, 26 insertions, 12 deletions

diff --git a/tools/m2ctx.py b/tools/m2ctx.py
index e21bf5a..b2d6dd4 100755
--- a/tools/m2ctx.py
+++ b/tools/m2ctx.py
@@ -17,6 +17,7 @@ CPP_FLAGS = [
     "-Ibin",
     "-Ilib/ultralib/include",
     "-Ilib/ultralib/include/PR",
+    "-Ilib/ultralib/include/ido",
 
     "-D_LANGUAGE_C",
     "-DF3DEX_GBI_2",
@@ -34,19 +35,16 @@ CPP_FLAGS = [
     "-std=gnu89",
 ]
 
-def import_c_file(in_file, version: str) -> str:
+def import_c_file(in_file) -> str:
     in_file = os.path.relpath(in_file, root_dir)
 
-    cpp_command = ["gcc", "-E", "-P", "-undef", "-dM", *CPP_FLAGS, in_file]
-    cpp_command2 = ["gcc", "-E", "-P", "-undef", *CPP_FLAGS, in_file]
+    cpp_command = ["gcc", "-E", "-P", "-dD", *CPP_FLAGS, in_file]
 
     with tempfile.NamedTemporaryFile(suffix=".c") as tmp:
-        stock_macros = subprocess.check_output(["gcc", "-E", "-P", "-undef", "-dM", tmp.name], cwd=root_dir, encoding="utf-8")
+        stock_macros = subprocess.check_output(["gcc", "-E", "-P", "-dM", tmp.name], cwd=root_dir, encoding="utf-8")
 
-    out_text = ""
     try:
-        out_text += subprocess.check_output(cpp_command, cwd=root_dir, encoding="utf-8")
-        out_text += subprocess.check_output(cpp_command2, cwd=root_dir, encoding="utf-8")
+        out_text = subprocess.check_output(cpp_command, cwd=root_dir, encoding="utf-8")
     except subprocess.CalledProcessError:
         print(
             "Failed to preprocess input file, when running command:\n"
@@ -59,22 +57,37 @@ def import_c_file(in_file, version: str) -> str:
         print("Output is empty - aborting")
         sys.exit(1)
 
+    defines = {}
+    source_lines = []
+    for line in out_text.splitlines(keepends=True):
+        if line.startswith("#define"):
+            sym = line.split()[1].split("(")[0]
+            defines[sym] = line
+        elif line.startswith("#undef"):
+            sym = line.split()[1]
+            if sym in defines:
+                del defines[sym]
+        else:
+            source_lines.append(line)
+
     for line in stock_macros.strip().splitlines():
-        out_text = out_text.replace(line + "\n", "")
-    return out_text
+        sym = line.split()[1].split("(")[0]
+        if sym in defines:
+            del defines[sym]
+
+    return "".join(defines.values()) + "".join(source_lines)
 
 def main():
     parser = argparse.ArgumentParser(
-        description="""Create a context file which can be used for m2c"""
+        description="""Create a context file which can be used for m2c / decomp.me"""
     )
     parser.add_argument(
         "c_file",
         help="""File from which to create context""",
     )
-    parser.add_argument("-v", "--version", help="Which version should be processed", default="us", choices=["us", "cn"])
     args = parser.parse_args()
 
-    output = import_c_file(args.c_file, args.version)
+    output = import_c_file(args.c_file)
 
     with open(os.path.join(root_dir, "ctx.c"), "w", encoding="UTF-8") as f:
         f.write(output)
@@ -82,3 +95,4 @@ def main():
 
 if __name__ == "__main__":
     main()
+    
\ No newline at end of file