Allow no argument to blankerprg.
commit52efeb8dfc40be5d5ba36253a1dc3af514d0b226
authorSadrul Habib Chowdhury <sadrul@users.sourceforge.net>
Sat, 19 Dec 2009 19:23:27 +0000 (19 14:23 -0500)
committerSadrul Habib Chowdhury <sadrul@users.sourceforge.net>
Sat, 19 Dec 2009 19:23:27 +0000 (19 14:23 -0500)
tree1110312bb0f40b724f84e3032d0e50f1d3e0ed86
parent84b8ef5de3aa94d6b49e81fe4562694fb12c5d0a
Allow no argument to blankerprg.

Without any argument, blankerprg will show the command that would be
executed on 'blanker'. To unset, use an empty string, i.e.
"blankerprg ''".
src/doc/screen.1
src/doc/screen.texinfo
src/process.c