For a description of the standard and alternate character sets you might checkout:
http://en.wikipedia.org/wiki/VT100 <http://en.wikipedia.org/wiki/VT100> http://vt100.net/docs/vt100-tm/ek-vt100-tm-002.pdf <http://vt100.net/docs/vt100-tm/ek-vt100-tm-002.pdf> http://www.in-ulm.de/~mascheck/various/alternate_charset <http://www.in-ulm.de/~mascheck/various/alternate_charset> You might also get more insight by directly contacting Thomas E. Dickey. He has maintained ncurses since 1995-1996. His record keeping is highly detailed. Dick Gordon > On Apr 12, 2015, at 4:28 AM, anatoly techtonik <techto...@gmail.com> wrote: > > "A port of PDCurses must provide acs_map[], a 128-element array of > chtypes, with values laid out based on the Alternate Character Set of > the VT100 (see curses.h)." (c) > https://bitbucket.org/palazzol/pdcurses/src/e46011688c5d8cbafaa926ec16d8e335f61438b4/IMPLEMNT?at=master#cl-35 > > <https://bitbucket.org/palazzol/pdcurses/src/e46011688c5d8cbafaa926ec16d8e335f61438b4/IMPLEMNT?at=master#cl-35> > (note that the link points to exact line) > > What is the standard and alternative sets exactly? The curses.h is encrypted > with C defines, which I can't read - > http://pdcurses.cvs.sourceforge.net/viewvc/pdcurses/PDCurses/curses.h?revision=1.298&view=markup > > <http://pdcurses.cvs.sourceforge.net/viewvc/pdcurses/PDCurses/curses.h?revision=1.298&view=markup> > (note that there is no way to give a link to the exact line, which is > another reason why GitHub is better). > > An exact table with comparison or a reference to comparison would be more > clear. > > -- > anatoly t.