From ec53566f5ccb4fb88f2f42c3099ab630c0f2375d Mon Sep 17 00:00:00 2001
From: Paul Oliver <contact@pauloliver.dev>
Date: Thu, 29 Feb 2024 01:50:44 +0100
Subject: TSalis checks color availability.

---
 tsalis/src/printer.c | 14 +++++++++++++-
 tsalis/src/tsalis.c  |  5 +++++
 2 files changed, 18 insertions(+), 1 deletion(-)

(limited to 'tsalis/src')

diff --git a/tsalis/src/printer.c b/tsalis/src/printer.c
index 9d82fc8..88da4a8 100644
--- a/tsalis/src/printer.c
+++ b/tsalis/src/printer.c
@@ -90,10 +90,22 @@ adjustWorld(void)
 	}
 }
 
+sbool
+tsp_check(void)
+{
+	initscr();
+
+	if (!has_colors()) {
+		endwin();
+		return SFALSE;
+	}
+
+	return STRUE;
+}
+
 void
 tsp_init(void)
 {
-	initscr();
 	cbreak();
 	noecho();
 	curs_set(0);
diff --git a/tsalis/src/tsalis.c b/tsalis/src/tsalis.c
index f578e8f..7722ca9 100644
--- a/tsalis/src/tsalis.c
+++ b/tsalis/src/tsalis.c
@@ -52,6 +52,11 @@ onLoad(const char *fileName)
 static void
 init(int argc, char **argv)
 {
+	if (!tsp_check()) {
+		fputs("ERROR: Terminal not supported\n", stderr);
+		exit(1);
+	}
+
 	if (argc == 1) {
 		onDefault();
 	} else if (argc == 2) {
-- 
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