Don't warn when trying to close a document when none are open
commit458f4f2e75d1a48eae2cb3d3f08c01e11dcb8243
authorColomban Wendling <ban@herbesfolles.org>
Sun, 21 Jul 2013 11:50:25 +0000 (21 13:50 +0200)
committerColomban Wendling <ban@herbesfolles.org>
Sun, 21 Jul 2013 11:50:25 +0000 (21 13:50 +0200)
tree6c0b81b28486d4c69cc1d780d0f924a19a264014
parentf0f3a6cd9926b2b36406986fad9c4e866b379b1d
Don't warn when trying to close a document when none are open

When using the document close keybinding, it is legitimate for the
callback to be called even if there are no documents open, so properly
check for this.

Closes [bugs:#941]
src/callbacks.c