Add core.pager config variable.

This adds a configuration variable that performs the same function as,
but is overridden by, GIT_PAGER.

Signed-off-by: Brian Gernhardt <benji@silverinsanity.com>
Acked-by: Johannes E. Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/pager.c b/pager.c
index 5f280ab..3bfed02 100644
--- a/pager.c
+++ b/pager.c
@@ -32,6 +32,8 @@ void setup_pager(void)
 	if (!isatty(1))
 		return;
 	if (!pager)
+		pager = pager_program;
+	if (!pager)
 		pager = getenv("PAGER");
 	if (!pager)
 		pager = "less";