28.03.2021 07:55:33 Andrew <[email protected]>: > Hello, I am the Andrew and learn at time with > > the source-files for hello 2.10 from packet hello-2.10.tar.gz > > https://ftp.gnu.org/gnu/hello/ > > > Here are coming the files with following mystery > > /hello-2.10/src/hello.c row 110, 164 with two-liner-sign 000C presents a big > FF with background-color
Hello Andrew, the FF means "form feed" and is a legitimate character in C programs. > /hello-2.10/po/boldquot.sed row 7, 8, 9, 10 with two-liner-sign 00IB presents > a big ESC with background-color This character starts an "ANSI escape sequence" for colored or otherwise formatted output. > /hello-2.10/po/ChangeLog row 241, 270, with two-liner-sign 008H presents a > big BPH with background-color Using a backspace is a common way to implement underlined text on a typewriter. > Should that needed for the circumstance of functions here or is it a > (compression-) mistake? > 'make' is ignoring that and the command 'file' is ignoring that > and tells about ascii coded files but there are no such signs in ascii-table These characters are all defined in https://unicode.org/charts/PDF/U0000.pdf and are also explained on https://en.m.wikipedia.org/wiki/ASCII. Roland
