diff options
Diffstat (limited to 'io.c')
-rw-r--r-- | io.c | 62 |
1 files changed, 27 insertions, 35 deletions
@@ -5699,6 +5699,9 @@ rb_io_close(VALUE io) * If the stream was opened by IO.popen, sets global variable <tt>$?</tt> * (child exit status). * + * It is not an error to close an IO object that has already been closed. + * It just returns nil. + * * Example: * * IO.popen('ruby', 'r+') do |pipe| @@ -8026,37 +8029,18 @@ ruby_popen_writer(char *const *argv, rb_pid_t *pid) return NULL; } -static void -rb_scan_open_args(int argc, const VALUE *argv, - VALUE *fname_p, int *oflags_p, int *fmode_p, - struct rb_io_encoding *convconfig_p, mode_t *perm_p) +static VALUE +rb_open_file(VALUE io, VALUE fname, VALUE vmode, VALUE vperm, VALUE opt) { - VALUE opt, fname, vmode, vperm; + struct rb_io_encoding convconfig; int oflags, fmode; mode_t perm; - argc = rb_scan_args(argc, argv, "12:", &fname, &vmode, &vperm, &opt); FilePathValue(fname); - rb_io_extract_modeenc(&vmode, &vperm, opt, &oflags, &fmode, convconfig_p); - - perm = NIL_P(vperm) ? 0666 : NUM2MODET(vperm); - - *fname_p = fname; - *oflags_p = oflags; - *fmode_p = fmode; - *perm_p = perm; -} - -static VALUE -rb_open_file(int argc, const VALUE *argv, VALUE io) -{ - VALUE fname; - int oflags, fmode; - struct rb_io_encoding convconfig; - mode_t perm; + rb_io_extract_modeenc(&vmode, &vperm, opt, &oflags, &fmode, &convconfig); + perm = NIL_P(vperm) ? 0666 : NUM2MODET(vperm); - rb_scan_open_args(argc, argv, &fname, &oflags, &fmode, &convconfig, &perm); rb_file_open_generic(io, fname, oflags, fmode, &convconfig, perm); return io; @@ -9379,6 +9363,8 @@ rb_io_make_open_file(VALUE obj) return fp; } +static VALUE io_initialize(VALUE io, VALUE fnum, VALUE vmode, VALUE opt); + /* * call-seq: * IO.new(fd, mode = 'r', **opts) -> io @@ -9424,18 +9410,24 @@ static VALUE rb_io_initialize(int argc, VALUE *argv, VALUE io) { VALUE fnum, vmode; + VALUE opt; + + rb_scan_args(argc, argv, "11:", &fnum, &vmode, &opt); + return io_initialize(io, fnum, vmode, opt); +} + +static VALUE +io_initialize(VALUE io, VALUE fnum, VALUE vmode, VALUE opt) +{ rb_io_t *fp; int fd, fmode, oflags = O_RDONLY; struct rb_io_encoding convconfig; - VALUE opt; #if defined(HAVE_FCNTL) && defined(F_GETFL) int ofmode; #else struct stat st; #endif - - argc = rb_scan_args(argc, argv, "11:", &fnum, &vmode, &opt); rb_io_extract_modeenc(&vmode, 0, opt, &oflags, &fmode, &convconfig); fd = NUM2INT(fnum); @@ -9584,17 +9576,16 @@ rb_file_initialize(int argc, VALUE *argv, VALUE io) if (RFILE(io)->fptr) { rb_raise(rb_eRuntimeError, "reinitializing File"); } - if (0 < argc && argc < 3) { - VALUE fd = rb_check_to_int(argv[0]); + VALUE fname, vmode, vperm, opt; + int posargc = rb_scan_args(argc, argv, "12:", &fname, &vmode, &vperm, &opt); + if (posargc < 3) { /* perm is File only */ + VALUE fd = rb_check_to_int(fname); if (!NIL_P(fd)) { - argv[0] = fd; - return rb_io_initialize(argc, argv, io); + return io_initialize(io, fd, vmode, opt); } } - rb_open_file(argc, argv, io); - - return io; + return rb_open_file(io, fname, vmode, vperm, opt); } /* :nodoc: */ @@ -10902,7 +10893,8 @@ rb_io_advise(int argc, VALUE *argv, VALUE io) * Each of the arguments +read_ios+, +write_ios+, and +error_ios+ * is an array of IO objects. * - * Argument +timeout+ is an integer timeout interval in seconds. + * Argument +timeout+ is a numeric value (such as integer or float) timeout + * interval in seconds. * * The method monitors the \IO objects given in all three arrays, * waiting for some to be ready; |