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>maint
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				|  | @ -1,3 +1,5 @@ | ||||||
| #!/bin/sh | #!/bin/sh | ||||||
| . git-sh-setup-script || die "Not a git archive" | . 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} | git-rev-list --pretty $(git-rev-parse --default HEAD "$@") | LESS=-S ${PAGER:-less} | ||||||
|  |  | ||||||
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	 Linus Torvalds
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