1 files changed, 76 insertions, 0 deletions
diff --git a/source/luametatex/source/tex/texmaincontrol.h b/source/luametatex/source/tex/texmaincontrol.h
new file mode 100644
index 000000000..b71aaedac
--- /dev/null
+++ b/source/luametatex/source/tex/texmaincontrol.h
@@ -0,0 +1,76 @@
+/*
+    See license.txt in the root of this project.
+*/
+
+# ifndef LMT_MAINCONTROL_H
+# define LMT_MAINCONTROL_H
+
+/*tex
+
+    To handle the execution state of |main_control|'s eternal loop, an extra global variable is
+    used, along with a macro to define its values.
+
+*/
+
+typedef enum control_states {
+    goto_next_state,
+    goto_skip_token_state,
+    goto_return_state,
+} control_states;
+
+typedef struct main_control_state_info {
+    control_states control_state;
+    int            local_level;
+    halfword       after_token;
+    halfword       after_tokens;
+    halfword       last_par_context;
+    halfword       loop_iterator;
+    halfword       loop_nesting;
+    halfword       quit_loop;
+} main_control_state_info;
+
+typedef enum saved_discretionary_items {
+    saved_discretionary_item_component = 0,
+    saved_discretionary_n_of_items     = 1,
+} saved_discretionary_items;
+
+extern main_control_state_info lmt_main_control_state;
+
+extern void     tex_initialize_variables            (void);
+extern int      tex_main_control                    (void);
+
+extern void     tex_normal_paragraph                (int context);
+extern void     tex_begin_paragraph                 (int doindent, int context);
+extern void     tex_end_paragraph                   (int group, int context);
+extern int      tex_wrapped_up_paragraph            (int context);
+
+extern void     tex_insert_paragraph_token          (void);
+
+extern int      tex_in_privileged_mode              (void);
+extern void     tex_you_cant_error                  (const char *helpinfo);
+
+extern void     tex_off_save                        (void);
+
+extern halfword tex_local_scan_box                  (void);
+extern void     tex_box_end                         (int boxcontext, halfword boxnode, scaled shift, halfword mainclass);
+
+extern void     tex_get_r_token                     (void);
+
+extern void     tex_begin_local_control             (void);
+extern void     tex_end_local_control               (void);
+extern void     tex_local_control                   (int obeymode);
+extern void     tex_local_control_message           (const char *s);
+extern void     tex_page_boundary_message           (const char *s, halfword boundary);
+
+extern void     tex_inject_text_or_line_dir         (int d, int check_glue);
+
+extern void     tex_run_prefixed_command            (void);
+
+extern void     tex_handle_assignments              (void); /*tex Used in math. */
+
+extern void     tex_assign_internal_int_value       (int a, halfword p, int val);
+extern void     tex_assign_internal_attribute_value (int a, halfword p, int val);
+extern void     tex_assign_internal_dimen_value     (int a, halfword p, int val);
+extern void     tex_assign_internal_skip_value      (int a, halfword p, int val);
+
+# endif