2016-12-13 Some time ago, an interesting problem was presented in the Debianforum.de. It was about hexadecimal escape sequences in strings and the different (?) handing in Shell, printf(1) and in C. [0] For the asker, the problem was solved by making use of the literal string concatenation feature of the C preprocessor. But I still would like to really understand what is going on. Un- fortunately, I don't have the mind and calmness to dig deeper into it, right now. These are the documents I would base my research on: [1] [2] [3] I hope I'll do that some day soon. [0] https://debianforum.de/forum/viewtopic.php?f=34&t=162803 [1] http://web.archive.org/web/20030222051144/http://home.earthlink.net/~bobbitts/c89.txt [2] http://pubs.opengroup.org/onlinepubs/9699919799/utilities/printf.html [3] https://www.mirbsd.org/htman/i386/man1/mksh.htm http://marmaro.de/lue/ markus schnalke