Move read_revisions_from_stdin from builtin-rev-list.c to revision.c

Reading rev-list parameters from the command line can be reused by
commands other than rev-list.  Move this function to more "library-ish"
place to promote code reuse.

Signed-off-by: Adam Brewster <asb@bu.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/revision.h b/revision.h
index abce500..83f364a 100644
--- a/revision.h
+++ b/revision.h
@@ -111,6 +111,8 @@ struct rev_info {
 #define REV_TREE_DIFFERENT	2
 
 /* revision.c */
+void read_revisions_from_stdin(struct rev_info *revs);
+
 typedef void (*show_early_output_fn_t)(struct rev_info *, struct commit_list *);
 volatile show_early_output_fn_t show_early_output;