path: rename git_path_validate_filesystem

"filesystem validation" is vague.  These functions validate the length,
name them as such.

src/ignore.c

@@ -327,7 +327,7 @@ int git_ignore__for_path(
 		git_buf_dispose(&local);
 	} else {
 		if (!(error = git_buf_joinpath(&ignores->dir, path, "")))
-		    error = git_path_validate_filesystem(ignores->dir.ptr, ignores->dir.size);
+		    error = git_path_validate_length(ignores->dir.ptr, ignores->dir.size);
 	}
 
 	if (error < 0)

src/path.h

@@ -637,7 +637,8 @@ extern int git_path_from_url_or_path(git_buf *local_path_out, const char *url_or
  *
  * (Note: if you take or construct an on-disk path -- a workdir path,
  * a path to a git repository or a reference name that could be a loose
- * ref -- you should _also_ validate that with `git_path_validate_workdir`.)
+ * ref -- you should _also_ validate that with
+ * `git_repository_validate_workdir_path`.)
  *
  * `repo` is optional.  If specified, it will be used to determine the short
  * path name to reject (if `GIT_PATH_REJECT_DOS_SHORTNAME` is specified),
@@ -653,7 +654,7 @@ extern bool git_path_validate(
  * Validate an on-disk path, taking into account that it will have a
  * suffix appended (eg, `.lock`).
  */
-GIT_INLINE(int) git_path_validate_filesystem_with_suffix(
+GIT_INLINE(int) git_path_validate_length_with_suffix(
 	const char *path,
 	size_t path_len,
 	size_t suffix_len)
@@ -684,13 +685,14 @@ GIT_INLINE(int) git_path_validate_filesystem_with_suffix(
  * Windows.
  *
  * For paths within the working directory, you should use ensure that
- * `core.longpaths` is obeyed.  Use `git_path_validate_workdir`.
+ * `core.longpaths` is obeyed.  Use `git_repository_validate_workdir_path`
+ * instead.
  */
-GIT_INLINE(int) git_path_validate_filesystem(
+GIT_INLINE(int) git_path_validate_length(
 	const char *path,
 	size_t path_len)
 {
-	return git_path_validate_filesystem_with_suffix(path, path_len, 0);
+	return git_path_validate_length_with_suffix(path, path_len, 0);
 }
 
 /**

src/refdb_fs.c

@@ -76,7 +76,7 @@ GIT_INLINE(int) loose_path(
 	if (git_buf_joinpath(out, base, refname) < 0)
 		return -1;
 
-	return git_path_validate_filesystem_with_suffix(out->ptr, out->size,
+	return git_path_validate_length_with_suffix(out->ptr, out->size,
 		CONST_STRLEN(".lock"));
 }
 
@@ -1361,7 +1361,7 @@ static int refdb_fs_backend__prune_refs(
 				git_buf_cstr(&relative_path));
 
 		if (!error)
-			error = git_path_validate_filesystem(base_path.ptr, base_path.size);
+			error = git_path_validate_length(base_path.ptr, base_path.size);
 
 		if (error < 0)
 			goto cleanup;

src/repository.c

@@ -239,7 +239,7 @@ GIT_INLINE(int) validate_repo_path(git_buf *path)
 		CONST_STRLEN("objects/pack/pack-.pack.lock") +
 		GIT_OID_HEXSZ;
 
-	return git_path_validate_filesystem_with_suffix(
+	return git_path_validate_length_with_suffix(
 		path->ptr, path->size, suffix_len);
 }
 
@@ -3265,7 +3265,7 @@ int git_repository_validate_workdir_path(
 	const char *path)
 {
 	if (should_validate_longpaths(repo))
-		return git_path_validate_filesystem(path, strlen(path));
+		return git_path_validate_length(path, strlen(path));
 
 	return 0;
 }
@@ -3276,7 +3276,7 @@ int git_repository_validate_workdir_path_with_len(
 	size_t path_len)
 {
 	if (should_validate_longpaths(repo))
-		return git_path_validate_filesystem(path, path_len);
+		return git_path_validate_length(path, path_len);
 
 	return 0;
 }