builtin-help: fallback to GIT_MAN_VIEWER before man
commit5059a427804f9fefaf75dd1aa92cb620ce9219c7
authorRomain Francoise <romain@orebokech.com>
Fri, 29 Aug 2008 15:00:43 +0000 (29 17:00 +0200)
committerJunio C Hamano <gitster@pobox.com>
Sat, 30 Aug 2008 04:46:33 +0000 (29 21:46 -0700)
treeb1719659fd78857880c0b2d4f1a4824c20b15084
parent445cac18c015809a7fcb4a570d3c6571b1ddaf7d
builtin-help: fallback to GIT_MAN_VIEWER before man

In some situations it is useful to be able to switch viewers via the
environment, e.g. in Emacs shell buffers.  So check the GIT_MAN_VIEWER
environment variable and try it before falling back to "man".

Signed-off-by: Romain Francoise <romain@orebokech.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Documentation/git-help.txt
builtin-help.c