Method: File.pipe?

Defined in:
file.c

.pipe?(file_name) ⇒ Boolean

Returns true if the named file is a pipe.

file_name can be an IO object.

Returns:

  • (Boolean) 


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# File 'file.c', line 1599

static VALUE
rb_file_pipe_p(VALUE obj, VALUE fname)
{
#ifdef S_IFIFO
#  ifndef S_ISFIFO
#    define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO)
#  endif

    struct stat st;

    if (rb_stat(fname, &st) < 0) return Qfalse;
    if (S_ISFIFO(st.st_mode)) return Qtrue;

#endif
    return Qfalse;
}