diff options
| -rw-r--r-- | src/helper/command.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/helper/command.h b/src/helper/command.h index 05088b56..9f2d9712 100644 --- a/src/helper/command.h +++ b/src/helper/command.h @@ -263,6 +263,34 @@ 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 { \ + if (strcmp(in, on) == 0) \ + out = true; \ + else if (strcmp(in, off) == 0) \ + out = false; \ + else { \ + 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 ERROR_COMMAND_SYNTAX_ERROR; \ + } \ + } while (0) + +/// 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); |