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authorNick Brassel <nick@tzarc.org>2021-08-29 08:20:25 +1000
committerNick Brassel <nick@tzarc.org>2021-08-29 08:20:25 +1000
commitf061ca497464fe85284906fb163a33eaee7a91ef (patch)
tree33ef1bfb529aed382e8526c607c4e18717f92571 /quantum/logging/sendchar.h
parentff65185dec6f97be1eb49f17cea526a0d0bbf3d6 (diff)
parent4bad375d7c09d949a9dcdd4feba147c9c7a67ec6 (diff)
Breaking changes develop merge to master, 2021Q3 edition. (#14196)
Diffstat (limited to 'quantum/logging/sendchar.h')
-rw-r--r--quantum/logging/sendchar.h33
1 files changed, 33 insertions, 0 deletions
diff --git a/quantum/logging/sendchar.h b/quantum/logging/sendchar.h
new file mode 100644
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+++ b/quantum/logging/sendchar.h
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+/*
+Copyright 2011 Jun Wako <wakojun@gmail.com>
+
+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 2 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/>.
+*/
+
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef int8_t (*sendchar_func_t)(uint8_t c);
+
+/* transmit a character. return 0 on success, -1 on error. */
+int8_t sendchar(uint8_t c);
+
+#ifdef __cplusplus
+}
+#endif