Signed-off-by: Felipe Contreras <felipe.contre...@gmail.com>
---

Notes:
    There's no need to bind all the shortlog functions, we can easily pass all 
the
    commits we want in Ruby.

 ruby.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/ruby.c b/ruby.c
index d9ee985..d59aafd 100644
--- a/ruby.c
+++ b/ruby.c
@@ -7,6 +7,7 @@
 #include "transport.h"
 #include "revision.h"
 #include "diff.h"
+#include "shortlog.h"
 
 #undef NORETURN
 #undef PATH_SEP
@@ -344,6 +345,21 @@ static VALUE git_rb_rev_info_diffopt(VALUE self)
        return Data_Wrap_Struct(git_rb_diff_opt, NULL, NULL, &revs->diffopt);
 }
 
+static VALUE git_rb_shortlog(VALUE self, VALUE commits)
+{
+       struct shortlog log;
+       int i;
+
+       shortlog_init(&log);
+       for (i = 0; i < RARRAY_LEN(commits); i++) {
+               struct commit *commit;
+               Data_Get_Struct(rb_ary_entry(commits, i), struct commit, 
commit);
+               shortlog_add_commit(&log, commit);
+       }
+       shortlog_output(&log);
+       return Qnil;
+}
+
 static VALUE git_rb_diff_opt_new(VALUE class)
 {
        struct diff_options *opt;
@@ -460,6 +476,7 @@ static void git_ruby_init(void)
        rb_define_global_function("transport_get", git_rb_transport_get, 2);
        rb_define_global_function("find_unique_abbrev", 
git_rb_find_unique_abbrev, 2);
        rb_define_global_function("read_sha1_file", git_rb_read_sha1_file, 1);
+       rb_define_global_function("shortlog", git_rb_shortlog, 1);
 
        git_rb_object = rb_define_class_under(mod, "Object", rb_cData);
        rb_define_singleton_method(git_rb_object, "get", git_rb_object_get, 1);
-- 
1.8.4-fc

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