thodg/libgit2

diff --git a/include/git2/revparse.h b/include/git2/revparse.h
index 3e334b4..c0479c3 100644
--- a/include/git2/revparse.h
+++ b/include/git2/revparse.h
@@ -53,7 +53,7 @@ typedef struct {
 	git_object *from;
 	git_object *to;
 	unsigned int flags;
-} git_revision;
+} git_revspec;
 
 /**
  * Parse a revision string for left, right, and intent. See `man gitrevisions` or
@@ -72,7 +72,7 @@ typedef struct {
  * @return 0 on success, GIT_INVALIDSPEC, GIT_ENOTFOUND, GIT_EAMBIGUOUS or an error code
  */
 GIT_EXTERN(int) git_revparse(
-		git_revision *revision,
+		git_revspec *revspec,
 		git_repository *repo,
 		const char *spec);
 
diff --git a/src/revparse.c b/src/revparse.c
index a4fedd2..74635ed 100644
--- a/src/revparse.c
+++ b/src/revparse.c
@@ -870,41 +870,41 @@ cleanup:
 
 
 int git_revparse(
-	git_revision *revision,
+	git_revspec *revspec,
 	git_repository *repo,
 	const char *spec)
 {
 	const char *dotdot;
 	int error = 0;
 
-	assert(revision && repo && spec);
+	assert(revspec && repo && spec);
 
-	memset(revision, 0x0, sizeof(*revision));
+	memset(revspec, 0x0, sizeof(*revspec));
 
 	if ((dotdot = strstr(spec, "..")) != NULL) {
 		char *lstr;
 		const char *rstr;
-		revision->flags = GIT_REVPARSE_RANGE;
+		revspec->flags = GIT_REVPARSE_RANGE;
 
 		lstr = git__substrdup(spec, dotdot - spec);
 		rstr = dotdot + 2;
 		if (dotdot[2] == '.') {
-			revision->flags |= GIT_REVPARSE_MERGE_BASE;
+			revspec->flags |= GIT_REVPARSE_MERGE_BASE;
 			rstr++;
 		}
 
-		if ((error = git_revparse_single(&revision->from, repo, lstr)) < 0) {
+		if ((error = git_revparse_single(&revspec->from, repo, lstr)) < 0) {
 			return error;
 		}
 
-		if ((error = git_revparse_single(&revision->to, repo, rstr)) < 0) {
+		if ((error = git_revparse_single(&revspec->to, repo, rstr)) < 0) {
 			return error;
 		}
 
 		git__free((void*)lstr);
 	} else {
-		revision->flags = GIT_REVPARSE_SINGLE;
-		error = git_revparse_single(&revision->from, repo, spec);
+		revspec->flags = GIT_REVPARSE_SINGLE;
+		error = git_revparse_single(&revspec->from, repo, spec);
 	}
 
 	return error;
diff --git a/src/revwalk.c b/src/revwalk.c
index 9e32198..16f0662 100644
--- a/src/revwalk.c
+++ b/src/revwalk.c
@@ -231,26 +231,26 @@ int git_revwalk_push_ref(git_revwalk *walk, const char *refname)
 
 int git_revwalk_push_range(git_revwalk *walk, const char *range)
 {
-	git_revision revision;
+	git_revspec revspec;
 	int error = 0;
 
-	if ((error = git_revparse(&revision, walk->repo, range)))
+	if ((error = git_revparse(&revspec, walk->repo, range)))
 		return error;
 
-	if (revision.flags & GIT_REVPARSE_MERGE_BASE) {
+	if (revspec.flags & GIT_REVPARSE_MERGE_BASE) {
 		/* TODO: support "<commit>...<commit>" */
 		giterr_set(GITERR_INVALID, "Symmetric differences not implemented in revwalk");
 		return GIT_EINVALIDSPEC;
 	}
 
-	if ((error = push_commit(walk, git_object_id(revision.from), 1)))
+	if ((error = push_commit(walk, git_object_id(revspec.from), 1)))
 		goto out;
 
-	error = push_commit(walk, git_object_id(revision.to), 0);
+	error = push_commit(walk, git_object_id(revspec.to), 0);
 
 out:
-	git_object_free(revision.from);
-	git_object_free(revision.to);
+	git_object_free(revspec.from);
+	git_object_free(revspec.to);
 	return error;
 }
 
diff --git a/tests-clar/refs/revparse.c b/tests-clar/refs/revparse.c
index ad52006..74472b1 100644
--- a/tests-clar/refs/revparse.c
+++ b/tests-clar/refs/revparse.c
@@ -34,28 +34,28 @@ static void test_id_inrepo(
 	git_revparse_mode_t expected_flags,
 	git_repository *repo)
 {
-	git_revision revision;
-	int error = git_revparse(&revision, repo, spec);
+	git_revspec revspec;
+	int error = git_revparse(&revspec, repo, spec);
 
 	if (expected_left) {
 		char str[64] = {0};
 		cl_assert_equal_i(0, error);
-		git_oid_fmt(str, git_object_id(revision.from));
+		git_oid_fmt(str, git_object_id(revspec.from));
 		cl_assert_equal_s(str, expected_left);
-		git_object_free(revision.from);
+		git_object_free(revspec.from);
 	} else {
 		cl_assert_equal_i(GIT_ENOTFOUND, error);
 	}
 
 	if (expected_right) {
 		char str[64] = {0};
-		git_oid_fmt(str, git_object_id(revision.to));
+		git_oid_fmt(str, git_object_id(revspec.to));
 		cl_assert_equal_s(str, expected_right);
-		git_object_free(revision.to);
+		git_object_free(revspec.to);
 	}
 
 	if (expected_flags)
-		cl_assert_equal_i(expected_flags, revision.flags);
+		cl_assert_equal_i(expected_flags, revspec.flags);
 }
 
 static void test_object(const char *spec, const char *expected_oid)
@@ -69,23 +69,23 @@ static void test_rangelike(const char *rangelike,
 						   git_revparse_mode_t expected_revparseflags)
 {
 	char objstr[64] = {0};
-	git_revision revision;
+	git_revspec revspec;
 	int error;
 
-	error = git_revparse(&revision, g_repo, rangelike);
+	error = git_revparse(&revspec, g_repo, rangelike);
 
 	if (expected_left != NULL) {
 		cl_assert_equal_i(0, error);
-		cl_assert_equal_i(revision.flags, expected_revparseflags);
-		git_oid_fmt(objstr, git_object_id(revision.from));
+		cl_assert_equal_i(revspec.flags, expected_revparseflags);
+		git_oid_fmt(objstr, git_object_id(revspec.from));
 		cl_assert_equal_s(objstr, expected_left);
-		git_oid_fmt(objstr, git_object_id(revision.to));
+		git_oid_fmt(objstr, git_object_id(revspec.to));
 		cl_assert_equal_s(objstr, expected_right);
 	} else
 		cl_assert(error != 0);
 
-	git_object_free(revision.from);
-	git_object_free(revision.to);
+	git_object_free(revspec.from);
+	git_object_free(revspec.to);
 }