ELF/PE to Mach-O

[drummachineshavenosoul]

Trying to convert elf file to macho and always get the following error. Any assistance would be awesome, using on macOS Mojave.

/Users/sam/Downloads/objconv/source/objconv -fmacho64 /Users/sam/Desktop/CPotion. /Users/sam/Desktop/CPotion

Error 2022: Cannot convert executable file

[MarSoft]

According to the source code, this tool can convert only object files, and executable (=linked) files can only be dumped or converted to MASM format. Alas...
See here:

objconv/src/main.cpp

Lines 457 to 495 in 42c6656

	if (cmd.OutputType == CMDL_OUTPUT_DUMP) {
	// File dump requested
	if (cmd.Verbose > 0) {
	// Tell what we are doing:
	printf("\nDump of file: %s, type: %s%i", FileName, GetFileFormatName(FileType), WordSize);
	}
	switch(FileType) {
	case FILETYPE_ELF:
	DumpELF(); break;
	case FILETYPE_COFF:
	DumpCOF(); break;
	case FILETYPE_MACHO_LE:
	DumpMACHO(); break;
	case FILETYPE_OMF:
	DumpOMF(); break;
	case FILETYPE_MAC_UNIVBIN:
	ParseMACUnivBin(); break;
	default:
	err.submit(2010, GetFileFormatName(FileType)); // Dump of this file type not supported
	}
	printf("\n"); // New line
	}
	else {
	// File conversion requested
	if (cmd.DesiredWordSize == 0) cmd.DesiredWordSize = WordSize;
	if (WordSize && WordSize != cmd.DesiredWordSize) {
	err.submit(2012, WordSize, cmd.DesiredWordSize); // Cannot convert word size
	return;
	}
	if (Executable && cmd.OutputType != CMDL_OUTPUT_MASM) {
	// Attempt to convert executable file
	err.submit(2022);
	}