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git-log: make sure we have some commit to start from. 

When no usable head/tag is specified, git log barfed with
underlying error message from rev-list, which was not helpful.

Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Linus Torvalds 2005-07-26 20:04:22 -07:00 committed by Junio C Hamano
parent 9969b64999
commit b134922992
1 changed files with 2 additions and 0 deletions
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git-log-script
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@ -1,3 +1,5 @@
#!/bin/sh
. git-sh-setup-script || die "Not a git archive"
revs=$(git-rev-parse --revs-only --default HEAD "$@")
[ "$revs" ] || die "No HEAD ref"
git-rev-list --pretty $(git-rev-parse --default HEAD "$@") | LESS=-S ${PAGER:-less}