From bfb26d44966fe3ef23fd42f7a0691196d57df461 Mon Sep 17 00:00:00 2001
From: Matthias Krack <matthias.krack@psi.ch>
Date: Fri, 29 Mar 2024 07:35:19 +0100
Subject: [PATCH] Check first if file exists

---
 tools/toolchain/scripts/stage7/install_hdf5.sh | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/tools/toolchain/scripts/stage7/install_hdf5.sh b/tools/toolchain/scripts/stage7/install_hdf5.sh
index c46a33c129..c5a4828cee 100755
--- a/tools/toolchain/scripts/stage7/install_hdf5.sh
+++ b/tools/toolchain/scripts/stage7/install_hdf5.sh
@@ -79,8 +79,10 @@ if [ "${with_hdf5}" != "__DONTUSE__" ]; then
   else
     HDF5_LIBS="-lhdf5_fortran -lhdf5_f90cstub -lhdf5 -lz"
   fi
-  if [ -n "$(grep libsz ${pkg_install_dir}/lib/pkgconfig/hdf5.pc)" ]; then
-    HDF5_LIBS="${HDF5_LIBS} -lsz"
+  if [ -f "${pkg_install_dir}/lib/pkgconfig/hdf5.pc" ]; then
+    if [ -n "$(grep libsz ${pkg_install_dir}/lib/pkgconfig/hdf5.pc)" ]; then
+      HDF5_LIBS="${HDF5_LIBS} -lsz"
+    fi
   fi
   if [ "${with_hdf5}" != "__SYSTEM__" ]; then
     cat << EOF > "${BUILDDIR}/setup_hdf5"