unposted: cross-reference zmodload from the modules intro doc.

29769: follow-up 29677 to handle the case where thisjob == -1.

ChangeLog

@@ -1,3 +1,10 @@
+2011-09-25  Barton E. Schaefer  <schaefer@brasslantern.com>
+
+	* 29769: Src/signals.c: handle thisjob == -1 (no foreground job)
+	when checking for whether a background job is allowed to suspend.
+
+	* unposted: Doc/Zsh/modules.yo: cross-reference zmodload.
+
 2011-09-22  Peter Stephenson  <pws@csr.com>
 
 	* Daniel Friesel: 29796: Completion/X/Command/_mplayer: complete
@@ -15440,5 +15447,5 @@
 
 *****************************************************
 * This is used by the shell to define $ZSH_PATCHLEVEL
-* $Revision: 1.5472 $
+* $Revision: 1.5473 $
 *****************************************************

Doc/Zsh/modules.yo

@@ -6,7 +6,11 @@ Some optional parts of zsh are in modules, separate from the core
 of the shell.  Each of these modules may be linked in to the
 shell at build time,
 or can be dynamically linked while the shell is running
-if the installation supports this feature.  The modules that
-are bundled with the zsh distribution are:
+if the installation supports this feature.
+Modules are linked at runtime with the tt(zmodload) command,
+see ifzman(zmanref(zshbuiltins))\
+ifnzman(noderef(Shell Builtin Commands)).
+
+The modules that are bundled with the zsh distribution are:
 
 includefile(Zsh/modlist.yo)

Src/signals.c

@@ -491,7 +491,9 @@ wait_for_processes(void)
 	 */
 	if (findproc(pid, &jn, &pn, 0)) {
 	    if (((jn->stat & STAT_BUILTIN) ||
-		 (list_pipe && (jobtab[thisjob].stat & STAT_BUILTIN))) &&
+		 (list_pipe &&
+		  (thisjob == -1 ||
+		   (jobtab[thisjob].stat & STAT_BUILTIN)))) &&
 		WIFSTOPPED(status) && WSTOPSIG(status) == SIGTSTP) {
 		killjb(jn, SIGCONT);
 		zwarn("job can't be suspended");