change all bool parsers to accept any value

[openocd.git] / src / helper / command.h

diff --git a/src/helper/command.h b/src/helper/command.h
index 62231fc83440c0ca0e13623f9be5c1eaa6ba7469..a2e979708e66a3e890bd28b673abd9f18337f38f 100644 (file)
--- a/src/helper/command.h
+++ b/src/helper/command.h
@@ -190,7 +190,10 @@ struct command_context* copy_command_context(struct command_context* context);
 
 int command_context_mode(struct command_context *context, enum command_mode mode);
 
-struct command_context* command_init(void);
+/**
+ * Creates a new command context using the startup TCL provided.
+ */
+struct command_context* command_init(const char *startup_tcl);
 int command_done(struct command_context *context);
 
 void command_print(struct command_context *context, const char *format, ...)
@@ -260,6 +263,36 @@ DECLARE_PARSE_WRAPPER(_s8, int8_t);
                } \
        } while (0)
 
+/**
+ * Parse the string @c as a binary parameter, storing the boolean value
+ * in @c out.  The strings @c on and @c off are used to match different
+ * strings for true and false options (e.g. "on" and "off" or
+ * "enable" and "disable").
+ */
+#define COMMAND_PARSE_BOOL(in, out, on, off) \
+       do { \
+               bool value; \
+               int retval = command_parse_bool_arg(in, &value); \
+               if (ERROR_OK != retval) { \
+                       command_print(CMD_CTX, stringify(out) \
+                               " option value ('%s') is not valid", in); \
+                       command_print(CMD_CTX, "  choices are '%s' or '%s'", \
+                               on, off); \
+                       return retval; \
+               } \
+               out = value; \
+       } while (0)
+
+int command_parse_bool_arg(const char *in, bool *out);
+COMMAND_HELPER(handle_command_parse_bool, bool *out, const char *label);
+
+/// parses an on/off command argument
+#define COMMAND_PARSE_ON_OFF(in, out) \
+               COMMAND_PARSE_BOOL(in, out, "on", "off")
+/// parses an enable/disable command argument
+#define COMMAND_PARSE_ENABLE(in, out) \
+               COMMAND_PARSE_BOOL(in, out, "enable", "disable")
+
 void script_debug(Jim_Interp *interp, const char *cmd,
                unsigned argc, Jim_Obj *const *argv);