diff options
Diffstat (limited to 'mdk-stage1/dietlibc/lib/isatty.c')
-rw-r--r-- | mdk-stage1/dietlibc/lib/isatty.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/lib/isatty.c b/mdk-stage1/dietlibc/lib/isatty.c new file mode 100644 index 000000000..b31609720 --- /dev/null +++ b/mdk-stage1/dietlibc/lib/isatty.c @@ -0,0 +1,20 @@ +#define ioctl libc_ioctl +#include <termios.h> +#undef ioctl +#include <sys/ioctl.h> + +extern int errno; + +int isatty(int fd) +{ + int save; + int is_tty; + struct termios term; + + save = errno; + is_tty = ioctl(fd, TCGETS, &term) == 0; + errno = save; + + return is_tty; +} + |