Bash-5.3 patch 10: fix loop in subshells calling wait builtin with inherited job list

.gitignore

@@ -20,6 +20,8 @@ config.status
 config.cache
 config.log
 
+configure~
+
 autom4te.cache
 
 bash

jobs.c

@@ -2839,7 +2839,7 @@ wait_for_background_pids (struct procstat *ps)
 	  ps->pid = pid;
 	  ps->status = (r < 0 || r > 256) ? 127 : r;
 	}
-      if (r == -1 && errno == ECHILD)
+      if ((r < 0 || r > 256) && errno == ECHILD)
 	{
 	  /* If we're mistaken about job state, compensate. */
 	  check_async = 0;

patchlevel.h

@@ -25,6 +25,6 @@
    regexp `^#define[ 	]*PATCHLEVEL', since that's what support/mkversion.sh
    looks for to find the patch level (for the sccs version string). */
 
-#define PATCHLEVEL 9
+#define PATCHLEVEL 10
 
 #endif /* _PATCHLEVEL_H_ */