Initial work to add debug menu from 3dsspec

3 files changed, 58 insertions, 0 deletions

diff --git a/include/debug.h b/include/debug.h
new file mode 100644
index 0000000..a6fce71
--- /dev/null
+++ b/include/debug.h
@@ -0,0 +1,53 @@
+/*
+
+    3ds81 - Nintendo 3DS ZX81 emulator
+
+    Copyright (C) 2021  Ian Cowburn (ianc@noddybox.co.uk)
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, see <http://www.gnu.org/licenses/>
+
+    -------------------------------------------------------------------------
+
+    Provides an interface for debug
+
+*/
+
+#ifndef DSSPEC_DEBUG_H
+#define DSSPEC_DEBUG_H
+
+/* This variable is TRUE if debug is enabled.  Also use this for setting the
+   mode.
+*/
+extern int debug_enabled;
+
+/* Use this macro to use debug.  It saves a function call if debug is disabled.
+*/
+#define SPEC_DEBUG(...)                                 \
+do                                                      \
+{                                                       \
+    if (debug_enabled) DEBUG_Output(__VA_ARGS__);       \
+} while(0)
+
+/* The host and port to use for the debug
+*/
+void    DEBUG_SetAddress(const char *host, const char *port);
+
+/* The debug interface.  Takes a printf style format and parameters.
+*/
+void    DEBUG_Output(const char *format, ...);
+
+#endif
+
+
+/* END OF FILE */
diff --git a/include/gui.h b/include/gui.h
index 3dd3fe2..c5eeaed 100644
--- a/include/gui.h
+++ b/include/gui.h
@@ -28,5 +28,6 @@ int	GUI_FileSelect(char pwd[], char selected_file[],
                        const char *filter);
 int	GUI_InputName(const char *prompt, const char *ext,
 		      char name[], int maxlen);
+int	GUI_Input(const char *prompt, char text[], int maxlen);
 
 #endif	/* DS81_GUI_H */
diff --git a/include/keyboard.h b/include/keyboard.h
index f0671f0..e0d247c 100644
--- a/include/keyboard.h
+++ b/include/keyboard.h
@@ -127,6 +127,10 @@ void	SK_DefinePad(SoftKey pad, SoftKey key);
 */
 const char *SK_KeyName(SoftKey pad);
 
+/* Returns TRUE if the passed key is currently pressed
+*/
+int     SK_KeyPressed(SoftKey key);
+
 /* Allows the keyboard to save/restore its state from a stream
 */
 void	SK_SaveSnapshot(FILE *fp);