install.py: Add Safe Mode note

resources/install.py

@@ -175,6 +175,11 @@ Please build OpenCore first!"""
                 else:
                     print("An error occurred!")
                     print(result.stderr.decode())
+
+                    # Check if we're in Safe Mode, and if so, tell user FAT32 is unsupported
+                    if utilities.check_boot_mode() == "safe_boot":
+                        print("\nSafe Mode detected. FAT32 is unsupported by macOS in this mode.")
+                        print("Please disable Safe Mode and try again.")
                 return
         partition_info = plistlib.loads(subprocess.run(f"diskutil info -plist {full_disk_identifier}".split(), stdout=subprocess.PIPE).stdout.decode().strip().encode())
         parent_disk = partition_info["ParentWholeDisk"]

resources/utilities.py

@@ -406,6 +406,11 @@ def monitor_disk_output(disk):
     output = output[-2]
     return output
 
+def check_boot_mode():
+    # Check whether we're in Safe Mode or not
+    sys_plist = plistlib.loads(subprocess.run(["system_profiler", "SPSoftwareDataType"], stdout=subprocess.PIPE).stdout)
+    return sys_plist[0]["_items"][0]["boot_mode"]
+
 def elevated(*args, **kwargs) -> subprocess.CompletedProcess:
     # When runnign through our GUI, we run as root, however we do not get uid 0
     # Best to assume CLI is running as root