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Diffstat (limited to 'libgloss/csky/io-isatty.c')
-rw-r--r-- | libgloss/csky/io-isatty.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/libgloss/csky/io-isatty.c b/libgloss/csky/io-isatty.c new file mode 100644 index 0000000..93bd039 --- /dev/null +++ b/libgloss/csky/io-isatty.c @@ -0,0 +1,43 @@ +/* + * io-isatty.c -- + * + * Copyright (c) 2006 CodeSourcery Inc + * + * The authors hereby grant permission to use, copy, modify, distribute, + * and license this software and its documentation for any purpose, provided + * that existing copyright notices are retained in all copies and that this + * notice is included verbatim in any distributions. No written agreement, + * license, or royalty fee is required for any of the authorized uses. + * Modifications to this software may be copyrighted by their authors + * and need not follow the licensing terms described here, provided that + * the new terms are clearly indicated on the first page of each file where + * they apply. + */ + +#include <unistd.h> +#include <errno.h> +#define IO isatty +#include "io.h" + +/* + * isatty -- check if fd is a terminal + * input parameters: + * 0 : file descriptor + * output parameters: + * 0 : errno + * result : r0 + */ + +int isatty (int fd) +{ +#if HOSTED + gdb_parambuf_t parameters; + parameters[0] = (uint32_t) fd; + int ret; + ret = __hosted (HOSTED_ISATTY, parameters); + errno = __hosted_from_gdb_errno (parameters[0]); + return ret; +#else + return 1; +#endif +} |