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Diffstat (limited to 'loadfont.c')
-rw-r--r--loadfont.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/loadfont.c b/loadfont.c
index 64b725610..0f6afecd4 100644
--- a/loadfont.c
+++ b/loadfont.c
@@ -30,8 +30,8 @@
30#define PSF_MAXMODE 0x03 30#define PSF_MAXMODE 0x03
31#define PSF_SEPARATOR 0xFFFF 31#define PSF_SEPARATOR 0xFFFF
32 32
33static const char loadfont_usage[] = "loadfont\n" 33static const char loadfont_usage[] = "loadfont\n\n"
34 "\n" "\tLoad a console font from standard input.\n" "\n"; 34 "Loads a console font from standard input.\n";
35 35
36struct psf_header { 36struct psf_header {
37 unsigned char magic1, magic2; /* Magic number */ 37 unsigned char magic1, magic2; /* Magic number */
@@ -47,6 +47,10 @@ extern int loadfont_main(int argc, char **argv)
47{ 47{
48 int fd; 48 int fd;
49 49
50 if (argc>=2 && *argv[1]=='-') {
51 usage(loadfont_usage);
52 }
53
50 fd = open("/dev/tty0", O_RDWR); 54 fd = open("/dev/tty0", O_RDWR);
51 if (fd < 0) { 55 if (fd < 0) {
52 fprintf(stderr, "Error opening /dev/tty0: %s\n", strerror(errno)); 56 fprintf(stderr, "Error opening /dev/tty0: %s\n", strerror(errno));