add real gcc ver chk (#2118)

firmware/tools/check_gcc_version_from_elf.py

@@ -0,0 +1,41 @@
+#
+# Created by zxkmm on ArchHaseeHome - 2024/04/22
+#
+
+import subprocess
+import sys
+
+if_succeed = False
+
+
+def get_gcc_version(elf_file):
+    global if_succeed
+
+    output = subprocess.check_output(['readelf', '-p', '.comment', elf_file])
+    output = output.decode('utf-8')
+    lines = output.split('\n')
+
+    for line in lines:
+        if 'GCC:' in line:
+            version_info = line.split('GCC:')[1].strip()
+            if_succeed = True
+            return version_info
+
+    if not if_succeed:  # didn't use try except here cuz don't need to break compile if this is bad result anyway
+        return None
+
+
+if __name__ == "__main__":
+    if len(sys.argv) != 2:
+        current_dir = subprocess.check_output(['pwd'])
+        print(f"current dir: {current_dir}")
+        print("usage python check_gcc_version_from_elf.py xxx.elf")
+        sys.exit(1)
+
+    elf_file = sys.argv[1]
+    version_info = get_gcc_version(elf_file)
+
+if version_info is not None:
+    print(f"real gcc version readed from elf: {version_info}")
+else:
+    print("something went wrong when checking gcc version don't worry tho, it's not deadly issue. skip.")