From bcceb61b43c917247800d104d1fa064f51ab56a1 Mon Sep 17 00:00:00 2001 From: Sergei Dolgov Date: Sat, 22 Jun 2019 14:25:48 +0200 Subject: [PATCH] Use isnan --- sway/commands/input/calibration_matrix.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sway/commands/input/calibration_matrix.c b/sway/commands/input/calibration_matrix.c index ac15d152..9ac2bd7f 100644 --- a/sway/commands/input/calibration_matrix.c +++ b/sway/commands/input/calibration_matrix.c @@ -27,7 +27,7 @@ struct cmd_results *input_cmd_calibration_matrix(int argc, char **argv) { for (int i = 0; i < split->length; ++i) { char *item = split->items[i]; float x = parse_float(item); - if (x != x) { + if (isnan(x)) { return cmd_results_new(CMD_FAILURE, "calibration_matrix: unable to parse float: %s", item); } parsed[i] = x;