Add progress reporting to clone.

include/git2/clone.h

@@ -9,6 +9,7 @@
 
 #include "common.h"
 #include "types.h"
+#include "indexer.h"
 
 
 /**
@@ -25,10 +26,11 @@ GIT_BEGIN_DECL
  *
  * @param out pointer that will receive the resulting repository object
  * @param origin_url repository to clone from
- * @param dest_path local directory to clone to
+ * @param workdir_path local directory to clone to
+ * @param stats pointer to structure that receives progress information (may be NULL)
  * @return 0 on success, GIT_ERROR otherwise (use git_error_last for information about the error)
  */
-GIT_EXTERN(int) git_clone(git_repository **out, const char *origin_url, const char *dest_path);
+GIT_EXTERN(int) git_clone(git_repository **out, const char *origin_url, const char *workdir_path, git_indexer_stats *stats);
 
 /**
  * TODO
@@ -36,9 +38,10 @@ GIT_EXTERN(int) git_clone(git_repository **out, const char *origin_url, const ch
  * @param out pointer that will receive the resulting repository object
  * @param origin_url repository to clone from
  * @param dest_path local directory to clone to
+ * @param stats pointer to structure that receives progress information (may be NULL)
  * @return 0 on success, GIT_ERROR otherwise (use git_error_last for information about the error)
  */
-GIT_EXTERN(int) git_clone_bare(git_repository **out, const char *origin_url, const char *dest_path);
+GIT_EXTERN(int) git_clone_bare(git_repository **out, const char *origin_url, const char *dest_path, git_indexer_stats *stats);
 
 /** @} */
 GIT_END_DECL

src/clone.c

@@ -9,6 +9,7 @@
 
 #include "git2/clone.h"
 #include "git2/remote.h"
+#include "git2/revparse.h"
 
 #include "common.h"
 #include "remote.h"
@@ -17,90 +18,93 @@
 
 GIT_BEGIN_DECL
 
+
+static int git_checkout(git_repository *repo, git_commit *commit, git_indexer_stats *stats)
+{
+  return 0;
+}
+
 /*
  * submodules?
  * filemodes?
  */
 
-static int setup_remotes_and_fetch(git_repository *repo, const char *origin_url)
+
+
+static int setup_remotes_and_fetch(git_repository *repo, const char *origin_url, git_indexer_stats *stats)
 {
   int retcode = GIT_ERROR;
   git_remote *origin = NULL;
   git_off_t bytes = 0;
-  git_indexer_stats stats = {0};
-
-  if (!git_remote_new(&origin, repo, "origin", origin_url, NULL)) {
-    if (!git_remote_save(origin)) {
-      if (!git_remote_connect(origin, GIT_DIR_FETCH)) {
-        if (!git_remote_download(origin, &bytes, &stats)) {
-          if (!git_remote_update_tips(origin, NULL)) {
-            // TODO
-            // if (!git_checkout(...)) {
-            retcode = 0;
-            // }
-          }
+  git_indexer_stats dummy_stats;
+
+  if (!stats) stats = &dummy_stats;
+
+  if (!git_remote_add(&origin, repo, "origin", origin_url)) {
+    if (!git_remote_connect(origin, GIT_DIR_FETCH)) {
+      if (!git_remote_download(origin, &bytes, stats)) {
+        if (!git_remote_update_tips(origin, NULL)) {
+          retcode = 0;
         }
-        git_remote_disconnect(origin);
       }
+      git_remote_disconnect(origin);
     }
     git_remote_free(origin);
- }
+  }
 
   return retcode;
 }
 
-int git_clone(git_repository **out, const char *origin_url, const char *dest_path)
+static int clone_internal(git_repository **out, const char *origin_url, const char *fullpath, git_indexer_stats *stats, int is_bare)
 {
   int retcode = GIT_ERROR;
   git_repository *repo = NULL;
-  char fullpath[512] = {0};
-
-  p_realpath(dest_path, fullpath);
-  if (git_path_exists(fullpath)) {
-    giterr_set(GITERR_INVALID, "Destination already exists: %s", fullpath);
-    return GIT_ERROR;
-  }
-
-  /* Initialize the dest/.git directory */
-  if (!(retcode = git_repository_init(&repo, fullpath, 0))) {
-    if ((retcode = setup_remotes_and_fetch(repo, origin_url)) < 0) {
+  
+  if (!(retcode = git_repository_init(&repo, fullpath, is_bare))) {
+    if ((retcode = setup_remotes_and_fetch(repo, origin_url, stats)) < 0) {
       /* Failed to fetch; clean up */
       git_repository_free(repo);
       git_futils_rmdir_r(fullpath, GIT_DIRREMOVAL_FILES_AND_DIRS);
     } else {
-      /* Fetched successfully, do a checkout */
-      /* if (!(retcode = git_checkout(...))) {} */
       *out = repo;
       retcode = 0;
     }
   }
-
+  
   return retcode;
 }
 
+int git_clone_bare(git_repository **out, const char *origin_url, const char *dest_path, git_indexer_stats *stats)
+{
+  char fullpath[512] = {0};
+  
+  p_realpath(dest_path, fullpath);
+  if (git_path_exists(fullpath)) {
+    giterr_set(GITERR_INVALID, "Destination already exists: %s", fullpath);
+    return GIT_ERROR;
+  }
+  
+  return clone_internal(out, origin_url, fullpath, stats, 1);
+}
 
-int git_clone_bare(git_repository **out, const char *origin_url, const char *dest_path)
+
+int git_clone(git_repository **out, const char *origin_url, const char *workdir_path, git_indexer_stats *stats)
 {
   int retcode = GIT_ERROR;
-  git_repository *repo = NULL;
   char fullpath[512] = {0};
 
-  p_realpath(dest_path, fullpath);
+  p_realpath(workdir_path, fullpath);
   if (git_path_exists(fullpath)) {
     giterr_set(GITERR_INVALID, "Destination already exists: %s", fullpath);
     return GIT_ERROR;
   }
 
-  if (!(retcode = git_repository_init(&repo, fullpath, 1))) {
-    if ((retcode = setup_remotes_and_fetch(repo, origin_url)) < 0) {
-      /* Failed to fetch; clean up */
-      git_repository_free(repo);
-      git_futils_rmdir_r(fullpath, GIT_DIRREMOVAL_FILES_AND_DIRS);
-    } else {
-      /* Fetched successfully, do a checkout */
-      /* if (!(retcode = git_checkout(...))) {} */
-      *out = repo;
-      retcode = 0;
+  if (!clone_internal(out, origin_url, workdir_path, stats, 0)) {
+    git_object *commit_to_checkout = NULL;
+    if (!git_revparse_single(&commit_to_checkout, *out, "master")) {
+      if (git_object_type(commit_to_checkout) == GIT_OBJ_COMMIT) {
+        retcode = git_checkout(*out, (git_commit*)commit_to_checkout, stats);
+      }
     }
   }
 
@@ -109,4 +113,5 @@ int git_clone_bare(git_repository **out, const char *origin_url, const char *des
 
 
 
+
 GIT_END_DECL

tests-clar/clone/clone.c

@@ -28,7 +28,7 @@ static void build_local_file_url(git_buf *out, const char *fixture)
   cl_git_pass(git_path_prettify_dir(&path_buf, fixture, NULL));
   cl_git_pass(git_buf_puts(out, "file://"));
 
-#ifdef _MSC_VER
+#ifdef GIT_WIN32
   /*
    * A FILE uri matches the following format: file://[host]/path
    * where "host" can be empty and "path" is an absolute path to the resource.
@@ -62,9 +62,9 @@ static void build_local_file_url(git_buf *out, const char *fixture)
 void test_clone_clone__bad_url(void)
 {
   /* Clone should clean up the mess if the URL isn't a git repository */
-  cl_git_fail(git_clone(&g_repo, "not_a_repo", "./foo"));
+  cl_git_fail(git_clone(&g_repo, "not_a_repo", "./foo", NULL));
   cl_assert(!git_path_exists("./foo"));
-  cl_git_fail(git_clone_bare(&g_repo, "not_a_repo", "./foo.git"));
+  cl_git_fail(git_clone_bare(&g_repo, "not_a_repo", "./foo.git", NULL));
   cl_assert(!git_path_exists("./foo"));
 }
 
@@ -74,11 +74,13 @@ void test_clone_clone__local(void)
   git_buf src = GIT_BUF_INIT;
   build_local_file_url(&src, cl_fixture("testrepo.git"));
 
-  cl_git_pass(git_clone(&g_repo, git_buf_cstr(&src), "./local"));
+  cl_git_pass(git_clone(&g_repo, git_buf_cstr(&src), "./local", NULL));
   git_repository_free(g_repo);
   git_futils_rmdir_r("./local", GIT_DIRREMOVAL_FILES_AND_DIRS);
-  cl_git_pass(git_clone_bare(&g_repo, git_buf_cstr(&src), "./local.git"));
+  cl_git_pass(git_clone_bare(&g_repo, git_buf_cstr(&src), "./local.git", NULL));
   git_futils_rmdir_r("./local.git", GIT_DIRREMOVAL_FILES_AND_DIRS);
+
+  git_buf_free(&src);
 }
 
 
@@ -86,8 +88,8 @@ void test_clone_clone__network(void)
 {
   cl_git_pass(git_clone(&g_repo,
                         "https://github.com/libgit2/libgit2.git",
-                        "./libgit2.git"));
-  git_futils_rmdir_r("./libgit2.git", GIT_DIRREMOVAL_FILES_AND_DIRS);
+                        "./libgit2", NULL));
+  git_futils_rmdir_r("./libgit2", GIT_DIRREMOVAL_FILES_AND_DIRS);
 }
 
 
@@ -96,6 +98,6 @@ void test_clone_clone__already_exists(void)
   mkdir("./foo", GIT_DIR_MODE);
   cl_git_fail(git_clone(&g_repo,
                         "https://github.com/libgit2/libgit2.git",
-                        "./foo"));
+                        "./foo", NULL));
   git_futils_rmdir_r("./foo", GIT_DIRREMOVAL_FILES_AND_DIRS);
 }