class method
File.pipe?
(::string | ::_ToPath | ::IO file_name) -> bool
File.pipe?(filepath) → true or false
file.c
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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;
}
Returns true if filepath points to a pipe, false otherwise:
Example
File.mkfifo('tmp/fifo') File.pipe?('tmp/fifo') # => true File.pipe?('t.txt') # => false