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Enable core dumps. In upstream 3.x branch:
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http://code.google.com/p/modwsgi/source/detail?r=b4f55d756fa816a7eae0f7edc13d5f2da3f3d5c1&name=mod_wsgi-3.X&path=/mod_wsgi.c#
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--- mod_wsgi-3.4/configure.ac.dumpcore
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+++ mod_wsgi-3.4/configure.ac
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@@ -39,6 +39,8 @@ fi
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AC_SUBST(APXS)
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+AC_CHECK_FUNCS(prctl)
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+
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AC_MSG_CHECKING(Apache version)
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HTTPD="`${APXS} -q SBINDIR`/`${APXS} -q TARGET`"
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HTTPD_INCLUDEDIR="`${APXS} -q INCLUDEDIR`"
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--- mod_wsgi-3.4/mod_wsgi.c.coredump
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+++ mod_wsgi-3.4/mod_wsgi.c
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@@ -139,6 +139,10 @@ typedef regmatch_t ap_regmatch_t;
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#include <pwd.h>
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#endif
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+#ifdef HAVE_SYS_PRCTL_H
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+#include <sys/prctl.h>
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+#endif
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+
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#include "Python.h"
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#if !defined(PY_VERSION_HEX)
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@@ -10485,6 +10489,17 @@ static void wsgi_setup_access(WSGIDaemon
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"mod_wsgi (pid=%d): Unable to change to uid=%ld.",
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getpid(), (long)daemon->group->uid);
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}
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+
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+#if defined(HAVE_PRCTL) && defined(PR_SET_DUMPABLE)
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+ /* this applies to Linux 2.4+ */
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+ if (ap_coredumpdir_configured) {
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+ if (prctl(PR_SET_DUMPABLE, 1)) {
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+ ap_log_error(APLOG_MARK, WSGI_LOG_ALERT(errno), wsgi_server,
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+ "mod_wsgi (pid=%d): set dumpable failed - this child will not coredump"
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+ " after software errors", getpid());
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+ }
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+ }
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+#endif
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}
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static int wsgi_setup_socket(WSGIProcessGroup *process)
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