The 256-color xterm sequences (38;5;n / 48;5;n) require xterm-256color terminal support. Switch to standard 16-color ANSI SGR codes, which work on any VT100-compatible terminal and can also be displayed fine by the barebox framebuffer console.
Signed-off-by: Ahmad Fatoum <[email protected]> --- commands/2048.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/commands/2048.c b/commands/2048.c index c8b35bdb7d0a..6d35e03d4889 100644 --- a/commands/2048.c +++ b/commands/2048.c @@ -13,17 +13,22 @@ static uint32_t score; static void getColor(uint16_t value, char *color, size_t length) { - uint8_t original[] = {8,255,1,255,2,255,3,255,4,255,5,255,6,255,7,255,9,0,10,0,11,0,12,0,13,0,14,0,255,0,255,0}; + uint8_t original[] = { + 0,7, 1,7, 2,7, 3,0, 4,7, 5,7, 6,7, 7,0, + 1,0, 2,0, 3,0, 4,0, 5,0, 6,0, 7,0, 0,7 + }; uint8_t *scheme = original; uint8_t *background = scheme+0; uint8_t *foreground = scheme+1; + if (value > 0) while (value >>= 1) { if (background+2<scheme+sizeof(original)) { background+=2; foreground+=2; } } - snprintf(color,length,"\033[38;5;%d;48;5;%dm",*foreground,*background); + + snprintf(color, length, "\033[%d;%dm", 30 + *foreground, 40 + *background); } static void drawBoard(uint16_t board[SIZE][SIZE]) -- 2.47.3
