1999-04-05 Federico Mena Quintero <federico@nuclecu.unam.mx>

* cons.saver.c (main): dup2() may be interrupted; take this into
	account.  Do we need to fcntl() stderr, or is it enough to close()
	it before recreating it?

src/ChangeLog

@@ -1,3 +1,9 @@
+1999-04-05  Federico Mena Quintero  <federico@nuclecu.unam.mx>
+
+	* cons.saver.c (main): dup2() may be interrupted; take this into
+	account.  Do we need to fcntl() stderr, or is it enough to close()
+	it before recreating it?
+
 1999-03-30  Federico Mena Quintero  <federico@nuclecu.unam.mx>
 
 	* dlg.c (dlg_run_done): Do not call the callback of a NULL current

src/cons.saver.c

@@ -26,6 +26,7 @@
 #include <sys/stat.h>
 #include <sys/ioctl.h>
 #include <fcntl.h>
+#include <errno.h>
 #ifdef HAVE_UNISTD_H
 #    include <unistd.h>
 #endif
@@ -326,7 +327,8 @@ int main (int argc, char **argv)
 	    exit (1);
     
     if (stderr_fd != 2)
-	    dup2 (stderr_fd, 2);
+	while (dup2 (stderr_fd, 2) == -1 && errno == EINTR)
+	    ;
     
     if (argc != 2){
 	/* Wrong number of arguments */