first commit

2026-09-13 22:18:11 +01:00
commit 08c03ac533
6701 changed files with 1577314 additions and 0 deletions
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+/*
+** mrdb.h - mruby debugger
+**
+*/
+
+#ifndef MRDB_H
+#define MRDB_H
+
+#include <mruby.h>
+
+#include "mrdbconf.h"
+
+#ifdef _MSC_VER
+# define __func__ __FUNCTION__
+#endif
+
+#define MAX_COMMAND_WORD (16)
+
+typedef enum debug_command_id {
+  DBGCMD_RUN,
+  DBGCMD_CONTINUE,
+  DBGCMD_NEXT,
+  DBGCMD_STEP,
+  DBGCMD_BREAK,
+  DBGCMD_INFO_BREAK,
+  DBGCMD_INFO_LOCAL,
+  DBGCMD_WATCH,
+  DBGCMD_INFO_WATCH,
+  DBGCMD_ENABLE,
+  DBGCMD_DISABLE,
+  DBGCMD_DELETE,
+  DBGCMD_PRINT,
+  DBGCMD_DISPLAY,
+  DBGCMD_INFO_DISPLAY,
+  DBGCMD_DELETE_DISPLAY,
+  DBGCMD_EVAL,
+  DBGCMD_BACKTRACE,
+  DBGCMD_LIST,
+  DBGCMD_HELP,
+  DBGCMD_QUIT,
+  DBGCMD_UNKNOWN
+} debug_command_id;
+
+typedef enum dbgcmd_state {
+  DBGST_CONTINUE,
+  DBGST_PROMPT,
+  DBGST_COMMAND_ERROR,
+  DBGST_MAX,
+  DBGST_RESTART
+} dbgcmd_state;
+
+typedef enum mrdb_exemode {
+  DBG_INIT,
+  DBG_RUN,
+  DBG_STEP,
+  DBG_NEXT,
+  DBG_QUIT,
+} mrdb_exemode;
+
+typedef enum mrdb_exephase {
+  DBG_PHASE_BEFORE_RUN,
+  DBG_PHASE_RUNNING,
+  DBG_PHASE_AFTER_RUN,
+  DBG_PHASE_RESTART,
+} mrdb_exephase;
+
+typedef enum mrdb_brkmode {
+  BRK_INIT,
+  BRK_BREAK,
+  BRK_STEP,
+  BRK_NEXT,
+  BRK_QUIT,
+} mrdb_brkmode;
+
+typedef enum {
+  MRB_DEBUG_BPTYPE_NONE,
+  MRB_DEBUG_BPTYPE_LINE,
+  MRB_DEBUG_BPTYPE_METHOD,
+} mrb_debug_bptype;
+
+struct mrb_irep;
+struct mrbc_context;
+struct mrb_debug_context;
+
+typedef struct mrb_debug_linepoint {
+  const char *file;
+  uint16_t lineno;
+} mrb_debug_linepoint;
+
+typedef struct mrb_debug_methodpoint {
+  const char *class_name;
+  const char *method_name;
+} mrb_debug_methodpoint;
+
+typedef struct mrb_debug_breakpoint {
+  uint32_t bpno;
+  uint8_t enable;
+  mrb_debug_bptype type;
+  union point {
+    mrb_debug_linepoint linepoint;
+    mrb_debug_methodpoint methodpoint;
+  } point;
+} mrb_debug_breakpoint;
+
+typedef struct mrb_debug_context {
+  struct mrb_irep *root_irep;
+  struct mrb_irep *irep;
+  const mrb_code *pc;
+  mrb_value *regs;
+
+  const char *prvfile;
+  int32_t prvline;
+  mrb_callinfo *prvci;
+
+  mrdb_exemode xm;
+  mrdb_exephase xphase;
+  mrdb_brkmode bm;
+  int16_t bmi;
+
+  uint16_t ccnt;
+  uint16_t scnt;
+
+  mrb_debug_breakpoint bp[MAX_BREAKPOINT];
+  uint32_t bpnum;
+  int32_t next_bpno;
+  int32_t method_bpno;
+  int32_t stopped_bpno;
+  mrb_bool isCfunc;
+
+  mrdb_exemode (*break_hook)(mrb_state *mrb, struct mrb_debug_context *dbg);
+
+} mrb_debug_context;
+
+typedef struct mrdb_state {
+  char *command;
+  uint8_t wcnt;
+  uint8_t pi;
+  char *words[MAX_COMMAND_WORD];
+  const char *srcpath;
+  uint32_t print_no;
+
+  mrb_debug_context *dbg;
+} mrdb_state;
+
+typedef dbgcmd_state (*debug_command_func)(mrb_state*, mrdb_state*);
+
+/* cmdrun.c */
+dbgcmd_state dbgcmd_run(mrb_state*, mrdb_state*);
+dbgcmd_state dbgcmd_continue(mrb_state*, mrdb_state*);
+dbgcmd_state dbgcmd_step(mrb_state*, mrdb_state*);
+dbgcmd_state dbgcmd_next(mrb_state*, mrdb_state*);
+/* cmdbreak.c */
+dbgcmd_state dbgcmd_break(mrb_state*, mrdb_state*);
+dbgcmd_state dbgcmd_info_break(mrb_state*, mrdb_state*);
+dbgcmd_state dbgcmd_info_local(mrb_state*, mrdb_state*);
+dbgcmd_state dbgcmd_delete(mrb_state*, mrdb_state*);
+dbgcmd_state dbgcmd_enable(mrb_state*, mrdb_state*);
+dbgcmd_state dbgcmd_disable(mrb_state*, mrdb_state*);
+/* cmdprint.c */
+dbgcmd_state dbgcmd_print(mrb_state*, mrdb_state*);
+dbgcmd_state dbgcmd_eval(mrb_state*, mrdb_state*);
+/* cmdmisc.c */
+dbgcmd_state dbgcmd_list(mrb_state*, mrdb_state*);
+dbgcmd_state dbgcmd_help(mrb_state*, mrdb_state*);
+dbgcmd_state dbgcmd_quit(mrb_state*, mrdb_state*);
+
+#endif