oid: `is_zero` instead of `iszero`

The only function that is named `issomething` (without underscore) was
`git_oid_iszero`.  Rename it to `git_oid_is_zero` for consistency with
the rest of the library.

1 files changed, 6 insertions, 1 deletions

diff --git a/src/oid.c b/src/oid.c
index 8d45e4d7d..605c1e613 100644
--- a/src/oid.c
+++ b/src/oid.c
@@ -237,7 +237,7 @@ int git_oid_streq(const git_oid *oid_a, const char *str)
 	return git_oid_strcmp(oid_a, str) == 0 ? 0 : -1;
 }
 
-int git_oid_iszero(const git_oid *oid_a)
+int git_oid_is_zero(const git_oid *oid_a)
 {
 	const unsigned char *a = oid_a->id;
 	unsigned int i;
@@ -247,6 +247,11 @@ int git_oid_iszero(const git_oid *oid_a)
 	return 1;
 }
 
+int git_oid_iszero(const git_oid *oid_a)
+{
+	return git_oid_is_zero(oid_a);
+}
+
 typedef short node_index;
 
 typedef union {