Const correctness!

6 files changed, 16 insertions, 12 deletions

diff --git a/src/blob.c b/src/blob.c
index faf8a4a99..0aa2516db 100644
--- a/src/blob.c
+++ b/src/blob.c
@@ -326,7 +326,7 @@ cleanup:
 	return error;
 }
 
-int git_blob_is_binary(git_blob *blob)
+int git_blob_is_binary(const git_blob *blob)
 {
 	git_buf content;
 
diff --git a/src/branch.c b/src/branch.c
index df665a469..63c6ec110 100644
--- a/src/branch.c
+++ b/src/branch.c
@@ -281,7 +281,9 @@ int git_branch_lookup(
 	return retrieve_branch_reference(ref_out, repo, branch_name, branch_type == GIT_BRANCH_REMOTE);
 }
 
-int git_branch_name(const char **out, git_reference *ref)
+int git_branch_name(
+	const char **out,
+	const git_reference *ref)
 {
 	const char *branch_name;
 
@@ -450,8 +452,8 @@ cleanup:
 }
 
 int git_branch_upstream(
-		git_reference **tracking_out,
-		git_reference *branch)
+	git_reference **tracking_out,
+	const git_reference *branch)
 {
 	int error;
 	git_buf tracking_name = GIT_BUF_INIT;
diff --git a/src/index.c b/src/index.c
index ea0815e4c..3fcd21115 100644
--- a/src/index.c
+++ b/src/index.c
@@ -553,7 +553,7 @@ int git_index_write(git_index *index)
 	return 0;
 }
 
-const char * git_index_path(git_index *index)
+const char * git_index_path(const git_index *index)
 {
 	assert(index);
 	return index->index_file_path;
diff --git a/src/merge.c b/src/merge.c
index f9ed7b0a3..dd6a39f37 100644
--- a/src/merge.c
+++ b/src/merge.c
@@ -2695,7 +2695,7 @@ static int merge_head_init(
 int git_merge_head_from_ref(
 	git_merge_head **out,
 	git_repository *repo,
-	git_reference *ref)
+	const git_reference *ref)
 {
 	git_reference *resolved;
 	int error = 0;
diff --git a/src/push.c b/src/push.c
index 521355621..5c8de3339 100644
--- a/src/push.c
+++ b/src/push.c
@@ -651,7 +651,7 @@ int git_push_finish(git_push *push)
 	return 0;
 }
 
-int git_push_unpack_ok(git_push *push)
+int git_push_unpack_ok(const git_push *push)
 {
 	return push->unpack_ok;
 }
diff --git a/src/refs.c b/src/refs.c
index 8b6e09a33..9428f617d 100644
--- a/src/refs.c
+++ b/src/refs.c
@@ -1031,7 +1031,9 @@ int git_reference__normalize_name_lax(
 }
 #define GIT_REF_TYPEMASK (GIT_REF_OID | GIT_REF_SYMBOLIC)
 
-int git_reference_cmp(git_reference *ref1, git_reference *ref2)
+int git_reference_cmp(
+	const git_reference *ref1,
+	const git_reference *ref2)
 {
 	git_ref_t type1, type2;
 	assert(ref1 && ref2);
@@ -1148,7 +1150,7 @@ int git_reference__is_remote(const char *ref_name)
 	return git__prefixcmp(ref_name, GIT_REFS_REMOTES_DIR) == 0;
 }
 
-int git_reference_is_remote(git_reference *ref)
+int git_reference_is_remote(const git_reference *ref)
 {
 	assert(ref);
 	return git_reference__is_remote(ref->name);
@@ -1159,7 +1161,7 @@ int git_reference__is_tag(const char *ref_name)
 	return git__prefixcmp(ref_name, GIT_REFS_TAGS_DIR) == 0;
 }
 
-int git_reference_is_tag(git_reference *ref)
+int git_reference_is_tag(const git_reference *ref)
 {
 	assert(ref);
 	return git_reference__is_tag(ref->name);
@@ -1170,7 +1172,7 @@ int git_reference__is_note(const char *ref_name)
 	return git__prefixcmp(ref_name, GIT_REFS_NOTES_DIR) == 0;
 }
 
-int git_reference_is_note(git_reference *ref)
+int git_reference_is_note(const git_reference *ref)
 {
 	assert(ref);
 	return git_reference__is_note(ref->name);
@@ -1244,7 +1246,7 @@ int git_reference_is_valid_name(const char *refname)
 	return git_reference__is_valid_name(refname, GIT_REF_FORMAT_ALLOW_ONELEVEL);
 }
 
-const char *git_reference_shorthand(git_reference *ref)
+const char *git_reference_shorthand(const git_reference *ref)
 {
 	const char *name = ref->name;