gout

commit 9585373631337d115a61f4fb3646950945f9ec58
parent 890eaf6fa984dee1bc2bbbd794d94074ef367778
Author: Chris Bracken <chris@bracken.jp>
Date:   Fri,  6 Mar 2026 20:10:38 +0900

Make Git, GitRepo pointers const where possible

Diffstat:
M
src/git/git.c
 | 
20
++++++++++++--------
M
src/git/git.h
 | 
10
++++++----
M
src/writer/repo_writer.c
 | 
2
+-
M
src/writer/repo_writer.h
 | 
2
+-

4 files changed, 20 insertions(+), 14 deletions(-)
diff --git a/src/git/git.c b/src/git/git.c
@@ -24,17 +24,19 @@ static void libgit2_for_repo(Git* git,
                              const char* path,
                              RepoCallback cb,
                              void* user_data);
-static void libgit2_for_each_commit(Git* git,
+static void libgit2_for_each_commit(const Git* git,
                                     CommitCallback cb,
                                     void* user_data);
-static void libgit2_for_commit(Git* git,
+static void libgit2_for_commit(const Git* git,
                                const char* spec,
                                CommitCallback cb,
                                void* user_data);
-static void libgit2_for_each_reference(Git* git,
+static void libgit2_for_each_reference(const Git* git,
                                        ReferenceCallback cb,
                                        void* user_data);
-static void libgit2_for_each_file(Git* git, FileCallback cb, void* user_data);
+static void libgit2_for_each_file(const Git* git,
+                                  FileCallback cb,
+                                  void* user_data);
 
 /* Internal libgit2 utilities. */
 static int oid_for_spec(git_repository* repo, const char* spec, git_oid* oid);
@@ -113,7 +115,7 @@ static void libgit2_for_repo(Git* git,
   git->impl = NULL;
 }
 
-static void libgit2_for_each_commit(Git* git,
+static void libgit2_for_each_commit(const Git* git,
                                     CommitCallback cb,
                                     void* user_data) {
   assert(git != NULL);
@@ -139,7 +141,7 @@ static void libgit2_for_each_commit(Git* git,
   git_revwalk_free(revwalk);
 }
 
-static void libgit2_for_commit(Git* git,
+static void libgit2_for_commit(const Git* git,
                                const char* spec,
                                CommitCallback cb,
                                void* user_data) {
@@ -167,7 +169,7 @@ static void libgit2_for_commit(Git* git,
   git_revwalk_free(revwalk);
 }
 
-static void libgit2_for_each_reference(Git* git,
+static void libgit2_for_each_reference(const Git* git,
                                        ReferenceCallback cb,
                                        void* user_data) {
   assert(git != NULL);
@@ -212,7 +214,9 @@ static void libgit2_for_each_reference(Git* git,
   free(refs);
 }
 
-static void libgit2_for_each_file(Git* git, FileCallback cb, void* user_data) {
+static void libgit2_for_each_file(const Git* git,
+                                  FileCallback cb,
+                                  void* user_data) {
   assert(git != NULL);
   assert(cb != NULL);
   git_repository* repo = (git_repository*)git->impl;
diff --git a/src/git/git.h b/src/git/git.h
@@ -28,13 +28,15 @@ struct Git {
                    const char* path,
                    RepoCallback cb,
                    void* user_data);
-  void (*for_each_commit)(Git* git, CommitCallback cb, void* user_data);
-  void (*for_commit)(Git* git,
+  void (*for_each_commit)(const Git* git, CommitCallback cb, void* user_data);
+  void (*for_commit)(const Git* git,
                      const char* spec,
                      CommitCallback cb,
                      void* user_data);
-  void (*for_each_reference)(Git* git, ReferenceCallback cb, void* user_data);
-  void (*for_each_file)(Git* git, FileCallback cb, void* user_data);
+  void (*for_each_reference)(const Git* git,
+                             ReferenceCallback cb,
+                             void* user_data);
+  void (*for_each_file)(const Git* git, FileCallback cb, void* user_data);
 };
 
 Git* gout_git_create(const FileSystem* fs);
diff --git a/src/writer/repo_writer.c b/src/writer/repo_writer.c
@@ -171,7 +171,7 @@ static const RepoWriterOps kGeminiRepoWriterOps = {
 };
 
 RepoWriter* repowriter_create(RepoWriterType type,
-                              GitRepo* repo,
+                              const GitRepo* repo,
                               const FileSystem* fs) {
   assert(repo != NULL);
   assert(fs != NULL);
diff --git a/src/writer/repo_writer.h b/src/writer/repo_writer.h
@@ -13,7 +13,7 @@
 typedef struct RepoWriter RepoWriter;
 
 RepoWriter* repowriter_create(RepoWriterType type,
-                              GitRepo* repo,
+                              const GitRepo* repo,
                               const FileSystem* fs);
 void repowriter_free(RepoWriter* writer);