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60 lines
1.9 KiB
60 lines
1.9 KiB
/**
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* Marlin 3D Printer Firmware
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* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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*
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* Based on Sprinter and grbl.
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* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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#include "../gcode.h"
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#include "../../core/serial.h"
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/**
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* M118: Display a message in the host console.
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*
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* A1 Prepend '// ' for an action command, as in OctoPrint
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* E1 Have the host 'echo:' the text
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* Pn Redirect to another serial port
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* 0 : Announce to all ports
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* 1-9 : Serial ports 1 to 9
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*/
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void GcodeSuite::M118() {
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bool hasE = false, hasA = false;
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#if HAS_MULTI_SERIAL
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int8_t port = -1; // Assume no redirect
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#endif
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char *p = parser.string_arg;
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for (uint8_t i = 3; i--;) {
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// A1, E1, and Pn are always parsed out
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if (!( ((p[0] == 'A' || p[0] == 'E') && p[1] == '1') || (p[0] == 'P' && NUMERIC(p[1])) )) break;
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switch (p[0]) {
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case 'A': hasA = true; break;
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case 'E': hasE = true; break;
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#if HAS_MULTI_SERIAL
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case 'P': port = p[1] - '0'; break;
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#endif
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}
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p += 2;
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while (*p == ' ') ++p;
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}
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PORT_REDIRECT(WITHIN(port, 0, NUM_SERIAL) ? (port ? SERIAL_PORTMASK(port - 1) : SERIAL_ALL) : multiSerial.portMask);
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if (hasE) SERIAL_ECHO_START();
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if (hasA) SERIAL_ECHOPGM("//");
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SERIAL_ECHOLN(p);
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}
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