Make key repeat configurable

This creates two input commands for configuring the repeat delay and rate.

Example config:

    input "myidentifier" {
        repeat_delay 250
        repeat_rate 25
    }

1 files changed, 55 insertions, 0 deletions

diff --git a/sway/commands/input/repeat.c b/sway/commands/input/repeat.c
new file mode 100644
index 00000000..b2f6fa46
--- /dev/null
+++ b/sway/commands/input/repeat.c
@@ -0,0 +1,55 @@
+#include <stdlib.h>
+#include <string.h>
+#include "sway/config.h"
+#include "sway/commands.h"
+#include "sway/input/input-manager.h"
+
+struct cmd_results *input_cmd_repeat_delay(int argc, char **argv) {
+	struct cmd_results *error = NULL;
+	if ((error = checkarg(argc, "repeat_delay", EXPECTED_EQUAL_TO, 1))) {
+		return error;
+	}
+	struct input_config *current_input_config =
+		config->handler_context.input_config;
+	if (!current_input_config) {
+		return cmd_results_new(CMD_FAILURE,
+			"repeat_delay", "No input device defined.");
+	}
+	struct input_config *new_config =
+		new_input_config(current_input_config->identifier);
+
+	int repeat_delay = atoi(argv[0]);
+	if (repeat_delay < 0) {
+		return cmd_results_new(CMD_INVALID, "repeat_delay",
+			"Repeat delay cannot be negative");
+	}
+	new_config->repeat_delay = repeat_delay;
+
+	apply_input_config(new_config);
+	return cmd_results_new(CMD_SUCCESS, NULL, NULL);
+}
+
+struct cmd_results *input_cmd_repeat_rate(int argc, char **argv) {
+	struct cmd_results *error = NULL;
+	if ((error = checkarg(argc, "repeat_rate", EXPECTED_EQUAL_TO, 1))) {
+		return error;
+	}
+	struct input_config *current_input_config =
+		config->handler_context.input_config;
+	if (!current_input_config) {
+		return cmd_results_new(CMD_FAILURE,
+			"repeat_rate", "No input device defined.");
+	}
+	struct input_config *new_config =
+		new_input_config(current_input_config->identifier);
+
+	int repeat_rate = atoi(argv[0]);
+	if (repeat_rate < 0) {
+		return cmd_results_new(CMD_INVALID, "repeat_rate",
+			"Repeat rate cannot be negative");
+	}
+	new_config->repeat_rate = repeat_rate;
+
+	apply_input_config(new_config);
+	return cmd_results_new(CMD_SUCCESS, NULL, NULL);
+}