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--- make-3.80/main.c.jj 2002-08-09 21:27:17.000000000 -0400
+++ make-3.80/main.c 2004-12-13 12:48:25.000000000 -0500
@@ -1549,6 +1549,20 @@ int main (int argc, char ** argv)
}
}
+#ifdef PIPE_BUF
+ if (job_slots > PIPE_BUF)
+#elif defined _POSIX_PIPE_BUF
+ if (job_slots > _POSIX_PIPE_BUF)
+#else
+ if (job_slots > 512)
+#endif
+ {
+ error (NILF,
+ _("More parallel jobs (-jN) than this platform can handle requested."));
+ error (NILF, _("Resetting to single job (-j1) mode."));
+ job_slots = 1;
+ }
+
/* If we have >1 slot but no jobserver-fds, then we're a top-level make.
Set up the pipe and install the fds option for our children. */
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