Description: Change how stack grows on HPPA.
 On HPPA stack grows upwards. This patch introduces this change for
 this 3rd party code.
Author: John David Anglin <dave.anglin@bell.net>
Bug-Debian: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1042018
Reviewed-by: Lisandro Damián Nicanor Pérez Meyer <lisandro@debian.org>
Last-Update: 2023-07-28

---
 src/3rdparty/forkfd/forkfd_linux.c |    5 +++++
 1 file changed, 5 insertions(+)

--- a/src/3rdparty/forkfd/forkfd_linux.c
+++ b/src/3rdparty/forkfd/forkfd_linux.c
@@ -169,7 +169,12 @@ int system_vforkfd(int flags, pid_t *ppi
     }
     *system = 1;
 
+#if defined(__hppa__)
+    /* Stack grows up */
+    pid = clone(childFn, childStack, cloneflags, token, &pidfd, NULL, NULL);
+#else
     pid = clone(childFn, childStack + sizeof(childStack), cloneflags, token, &pidfd, NULL, NULL);
+#endif
     if (pid < 0)
         return pid;
     if (ppid)