Merging upstream version 1.8.1+ds.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 23 insertions, 0 deletions

diff --git a/src/util/fs_path.h b/src/util/fs_path.h
index e5ca673..43f7951 100644
--- a/src/util/fs_path.h
+++ b/src/util/fs_path.h
@@ -87,6 +87,29 @@ extern int git_fs_path_to_dir(git_str *path);
 extern void git_fs_path_string_to_dir(char *path, size_t size);
 
 /**
+ * Provides the length of the given path string with no trailing
+ * slashes.
+ */
+size_t git_fs_path_dirlen(const char *path);
+
+/**
+ * Returns nonzero if the given path is a filesystem root; on Windows, this
+ * means a drive letter (eg `A:/`, `C:\`). On POSIX this is `/`.
+ */
+GIT_INLINE(int) git_fs_path_is_root(const char *name)
+{
+#ifdef GIT_WIN32
+	if (((name[0] >= 'A' && name[0] <= 'Z') || (name[0] >= 'a' && name[0] <= 'z')) &&
+	      name[1] == ':' &&
+	     (name[2] == '/' || name[2] == '\\') &&
+	      name[3] == '\0')
+		return 1;
+#endif
+
+	return (name[0] == '/' && name[1] == '\0');
+}
+
+/**
  * Taken from git.git; returns nonzero if the given path is "." or "..".
  */
 GIT_INLINE(int) git_fs_path_is_dot_or_dotdot(const char *name)