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-rw-r--r--include/git2/revparse.h37
1 files changed, 37 insertions, 0 deletions
diff --git a/include/git2/revparse.h b/include/git2/revparse.h
index edd8b3cce..71ff6d696 100644
--- a/include/git2/revparse.h
+++ b/include/git2/revparse.h
@@ -45,6 +45,43 @@ GIT_EXTERN(int) git_revparse_single(git_object **out, git_repository *repo, cons
*/
GIT_EXTERN(int) git_revparse_rangelike(git_object **left, git_object **right, int *threedots, git_repository *repo, const char *rangelike);
+
+/**
+ * Revparse flags. These indicate the intended behavior of the spec passed to
+ * git_revparse.
+ */
+typedef enum {
+ /** The spec targeted a single object. */
+ GIT_REVPARSE_SINGLE = 1 << 0,
+ /** The spec targeted a range of commits. */
+ GIT_REVPARSE_RANGE = 1 << 1,
+ /** The spec used the '...' operator, which invokes special semantics. */
+ GIT_REVPARSE_MERGE_BASE = 1 << 2,
+} git_revparse_flag_t;
+
+
+/**
+ * Find an object or range of commits as specified by a revision string.
+ * See `man gitrevisions` or http://git-scm.com/docs/git-rev-parse.html#_specifying_revisions
+ * for information on the syntax accepted.
+ *
+ * @param left buffer that receives the target of the left side of a range operator. If
+ * there is no range operator, this buffer receives the single target.
+ * @param right buffer that receives the target of the right side of a range operator.
+ * This is only filled in if `spec` specifies a range of commits
+ * @param flags buffer that receives a bitwise combination of `git_revparse_flag_t` values
+ * @param repo the repository to search in
+ * @param spec the rev-parse spec to parse
+ * @return 0 on success, GIT_INVALIDSPEC, GIT_ENOTFOUND, GIT_EAMBIGUOUS or an error code
+ */
+GIT_EXTERN(int) git_revparse(
+ git_oid *left,
+ git_oid *right,
+ unsigned int *flags,
+ git_repository *repo,
+ const char *spec);
+
+
/** @} */
GIT_END_DECL
#endif