Bump up the core size limit if CoreDumpDirectory is

configured.

Upstream-Status: Was discussed but there are competing desires;

	there are portability oddities here too.

--- httpd-2.4.1/server/core.c.corelimit

+++ httpd-2.4.1/server/core.c

@@ -4433,6 +4433,25 @@ static int core_post_config(apr_pool_t *

     }

     apr_pool_cleanup_register(pconf, NULL, ap_mpm_end_gen_helper,

                               apr_pool_cleanup_null);

+

+#ifdef RLIMIT_CORE

+    if (ap_coredumpdir_configured) {

+        struct rlimit lim;

+

+        if (getrlimit(RLIMIT_CORE, &lim) == 0 && lim.rlim_cur == 0) {

+            lim.rlim_cur = lim.rlim_max;

+            if (setrlimit(RLIMIT_CORE, &lim) == 0) {

+                ap_log_error(APLOG_MARK, APLOG_NOTICE, 0, NULL,

+                             "core dump file size limit raised to %lu bytes",

+                             lim.rlim_cur);

+            } else {

+                ap_log_error(APLOG_MARK, APLOG_NOTICE, errno, NULL,

+                             "core dump file size is zero, setrlimit failed");

+            }

+        }

+    }

+#endif

+

     return OK;

 }