mex: is_absolute

Author: scivision

buildfile.m

@@ -203,6 +203,7 @@ function build_exe(context)
 
 
 srcs = {
+"src/is_absolute.cpp", ...
 "src/unlink.cpp", ...
 ["src/is_admin.cpp", "src/admin_fs.cpp"] ...
 "src/is_char_device.cpp", ...

src/ffilesystem.h

@@ -13,11 +13,16 @@ bool fs_is_url(std::string_view);
 int fs_is_wsl();
 bool fs_is_rosetta();
 bool fs_is_admin();
+
+bool fs_is_absolute(std::string_view);
+
 bool fs_is_symlink(std::string_view);
 bool fs_create_symlink(std::string_view, std::string_view);
 std::string fs_read_symlink(std::string_view);
 
 std::string fs_parent(std::string_view);
+
+std::string fs_root_dir(std::string_view);
 std::string fs_root_name(std::string_view);
 
 bool fs_win32_is_symlink(std::string_view);

src/octave/proximate_to.cpp

@@ -16,7 +16,8 @@ DEFUN_DLD (proximate_to, args, nargout,
   std::error_code ec;
 
   std::string out = std::filesystem::proximate(args(1).string_value(),
-                                             args(0).string_value(), ec).generic_string();
+                                               args(0).string_value(),
+                                               ec).generic_string();
 
   if(ec)
     octave_stdout << ec.message() << "\n";

src/octave/relative_to.cpp

@@ -16,7 +16,8 @@ DEFUN_DLD (relative_to, args, nargout,
   std::error_code ec;
 
   std::string out = std::filesystem::relative(args(1).string_value(),
-                                             args(0).string_value(), ec).generic_string();
+                                              args(0).string_value(),
+                                              ec).generic_string();
 
   if(ec)
     octave_stdout << ec.message() << "\n";

src/pure.cpp

@@ -43,9 +43,14 @@ std::string fs_as_posix(std::string_view path)
   return p.generic_string();
 }
 
+std::string fs_root_dir(std::string_view path)
+{
+  return std::filesystem::path(path).root_directory().string();
+}
+
 std::string fs_root_name(std::string_view path)
 {
-  return std::filesystem::path(path).root_name().generic_string();
+  return std::filesystem::path(path).root_name().string();
 }