difftool: eliminate setup_environment function
commite9653615fafcbac6109da99fac4fa66b0b432048
authorTim Henigan <tim.henigan@gmail.com>
Thu, 22 Mar 2012 19:52:21 +0000 (22 15:52 -0400)
committerJunio C Hamano <gitster@pobox.com>
Fri, 23 Mar 2012 18:46:26 +0000 (23 11:46 -0700)
treee9bdb2c6d90c240c20387cccf67e0a3c065c25fb
parent11bf87076a686dbfe696dd21333486cab55e6fbb
difftool: eliminate setup_environment function

Removing this function shortens the code and makes it easier to read.
Now all environment variables are set as part of procedural operation.

Signed-off-by: Tim Henigan <tim.henigan@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
git-difftool.perl