Make #'letf not error if handed a #'values form. lisp/ChangeLog addition: 2009-11-14 Aidan Kehoe <kehoea@parhasard.net> * cl-macs.el (letf): Check whether arguments to #'values are bound, and make them unbound after evaluating BODY; document the limitations of this macro. tests/ChangeLog addition: 2009-11-14 Aidan Kehoe <kehoea@parhasard.net> * automated/lisp-tests.el: Don't call Known-Bug-Expect-Failure now that the particular letf bug it tickled is fixed.

/* Synched up with: FSF 19.28. */

#include <sgtty.h>
#include <signal.h>
#define STRLEN 100
static char str[STRLEN+1] = "%?emacs"; /* extra char for the null */

switch_to_proc(){
    char *ptr = str;
    while (*ptr) ioctl(0, TIOCSTI, ptr++);
    ioctl(0, TIOCSTI, "\n");
    kill(getpid(), SIGTSTP);
    }

set_proc_str(ptr) char *ptr; {
    if (strlen(ptr) <= STRLEN)
	strcpy(str, ptr);
    else
	printf("string too long for set-proc-str: %s\n", ptr);
    }