fix: improve validation of seccomp requiring options (Resolves #329)

Author: Steve Ramage

.gitignore

@@ -8,3 +8,4 @@ buildSrc/.gradle
 buildSrc/build
 systemd-build/build
 .intellijPlatform
+.kotlin

systemd-build/systemd-build.sh

@@ -4,6 +4,8 @@ echo "Git Pull" && \
   git reset --hard HEAD &&\
   git pull && \
   find . -type f -name meson.build -exec sed -i 's/install_emptydir(\(.*\), install_tag : .*)/install_emptydir(\1)/g' '{}' '+' && \
+  echo "Patching config.h" && \
+  sed -i -E "s/HAVE_SECCOMP 0/HAVE_SECCOMP 1/g" ./build/config.h && \
   echo "Run jinja2" && \
   python3 ./tools/meson-render-jinja2.py ./build/config.h ./src/core/load-fragment-gperf.gperf.in load-fragment-gperf.gperf &&  \
   echo "Copy file(s)" && \