diff options
Diffstat (limited to 'io.c')
| -rw-r--r-- | io.c | 14 |
1 files changed, 11 insertions, 3 deletions
@@ -10320,7 +10320,7 @@ argf_write(VALUE argf, VALUE str) * Document-class: ARGF * * +ARGF+ is a stream designed for use in scripts that process files given as - * command-line arguments, or passed in via STDIN. + * command-line arguments or passed in via STDIN. * * The arguments passed to your script are stored in the +ARGV+ Array, one * argument per element. +ARGF+ assumes that any arguments that aren't @@ -10336,7 +10336,7 @@ argf_write(VALUE argf, VALUE str) * files. For instance, +ARGF.read+ will return the contents of _file1_ * followed by the contents of _file2_. * - * After a file in +ARGV+ has been read, +ARGF+ removes it from the Array. + * After a file in +ARGV+ has been read +ARGF+ removes it from the Array. * Thus, after all files have been read +ARGV+ will be empty. * * You can manipulate +ARGV+ yourself to control what +ARGF+ operates on. If @@ -10628,9 +10628,11 @@ Init_IO(void) orig_stdout = rb_stdout; rb_deferr = orig_stderr = rb_stderr; - /* constants to hold original stdin/stdout/stderr */ + /* Holds the original stdin */ rb_define_global_const("STDIN", rb_stdin); + /* Holds the original stdout */ rb_define_global_const("STDOUT", rb_stdout); + /* Holds the original stderr */ rb_define_global_const("STDERR", rb_stderr); /* @@ -10707,6 +10709,12 @@ Init_IO(void) argf = rb_class_new_instance(0, 0, rb_cARGF); rb_define_readonly_variable("$<", &argf); + /* + * ARGF is a stream designed for use in scripts that process files given + * as command-line arguments or passed in via STDIN. + * + * See ARGF (the class) for more details. + */ rb_define_global_const("ARGF", argf); rb_define_hooked_variable("$.", &argf, argf_lineno_getter, argf_lineno_setter); |