+ ;; Unicode strings
+ (flet ((try (sb-impl::*default-external-format* x y)
+ (let* ((process (run-program
+ "/bin/sh" (list "-c" (format nil "echo ~c, $SB_TEST_FOO." x))
+ :environment (list (format nil "SB_TEST_FOO=~c" y))
+ :output :stream
+ :wait t))
+ (output (read-line (process-output process)))
+ (wanted (format nil "~c, ~c." x y)))
+ (unless (equal output wanted)
+ (error "wanted ~S, got ~S" wanted output))
+ (process-close process))))
+ (try :ascii #\s #\b)
+ (try :latin-1 (code-char 197) (code-char 229))
+ #+sb-unicode
+ (try :utf-8 #\GREEK_CAPITAL_LETTER_OMEGA #\GREEK_SMALL_LETTER_OMEGA))
+
+ ;; The default Unix environment for the subprocess is the same as
+ ;; for the parent process. (I.e., we behave like perl and lots of
+ ;; other programs, but not like CMU CL.)
+ (let ((string (with-output-to-string (stream)
+ (sb-ext:run-program "/usr/bin/env" ()
+ :output stream)))
+ (expected (apply #'concatenate
+ 'string
+ (mapcar (lambda (environ-string)
+ (concatenate 'string
+ environ-string
+ (string #\newline)))
+ (sb-ext:posix-environ)))))
+ (assert (string= string expected)))
+ ;; That's not just because POSIX-ENVIRON is having a bad hair
+ ;; day and returning NIL, is it?
+ (assert (plusp (length (sb-ext:posix-environ))))
+ ;; make sure that a stream input argument is basically reasonable.
+ (let ((string (let ((i (make-string-input-stream "abcdef")))
+ (with-output-to-string (stream)
+ (sb-ext:run-program "/bin/cat" ()
+ :input i :output stream)))))
+ (assert (= (length string) 6))
+ (assert (string= string "abcdef")))
+
+ ;;; Test the bookkeeping involved in decoding the child's output:
+
+ ;; repeated short, properly-encoded reads exposed one bug. (But
+ ;; note: this test will be inconclusive if the child's stderr is
+ ;; fully buffered.)
+ (let ((str (with-output-to-string (s)
+ (run-program "/bin/sh"
+ '("-c" "(echo Foo; sleep 2; echo Bar)>&2")
+ :output s :search t :error :output :wait t))))
+ (assert (string= str (format nil "Foo~%Bar~%"))))
+
+ ;; end of file in the middle of a UTF-8 character
+ (typep (nth-value 1 (ignore-errors
+ (let ((sb-impl::*default-external-format* :utf-8))
+ (with-output-to-string (s)
+ (run-program "printf" '("\\316")
+ :output s :search t :wait t)))))
+ 'error)
+
+ ;; success convention for this Lisp program run as part of a larger script
+ (sb-ext:quit :unix-status *exit-ok*)))
+EOF
+check_status_maybe_lose "run program tests" $?