Merge pull request libgit2#3862 from novalis/dturner/do-not-die-on-missing-config

remote: Handle missing config values when deleting a remote

Author: Edward Thomson

CHANGELOG.md

@@ -10,6 +10,9 @@ v0.24 + 1
   directory matching the starting directory will not prevent git from
   finding a repository in the starting directory or a parent directory.
 
+* Do not fail when deleting remotes in the presence of broken
+  global configs which contain branches.
+
 ### API additions
 
 * You can now get the user-agent used by libgit2 using the

src/remote.c

@@ -2162,15 +2162,21 @@ static int remove_branch_config_related_entries(
 		if (git_buf_printf(&buf, "branch.%.*s.merge", (int)branch_len, branch) < 0)
 			break;
 
-		if ((error = git_config_delete_entry(config, git_buf_cstr(&buf))) < 0)
-			break;
+		if ((error = git_config_delete_entry(config, git_buf_cstr(&buf))) < 0) {
+			if (error != GIT_ENOTFOUND)
+				break;
+			giterr_clear();
+		}
 
 		git_buf_clear(&buf);
 		if (git_buf_printf(&buf, "branch.%.*s.remote", (int)branch_len, branch) < 0)
 			break;
 
-		if ((error = git_config_delete_entry(config, git_buf_cstr(&buf))) < 0)
-			break;
+		if ((error = git_config_delete_entry(config, git_buf_cstr(&buf))) < 0) {
+			if (error != GIT_ENOTFOUND)
+				break;
+			giterr_clear();
+		}
 	}
 
 	if (error == GIT_ITEROVER)