remove opam dependancy

if the `opam config subst` call fails, substitute the jobs variable with the number of physical cores in the machine
mirage · Sep 26, 2022 · a4a4639 · a4a4639
1 parent 457dabe
commit a4a4639
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/src/dune b/src/dune
@@ -23,8 +23,10 @@
      "%{ocaml-config:native_c_libraries}"))))
 
 (rule
- (targets build.sh)
+ (target build.sh)
  (deps build.sh.in)
  (mode fallback)
  (action
-  (run opam config subst "build.sh")))
+  (bash "opam config subst %{target} ||
+     (CORES=`grep '^core id' /proc/cpuinfo | sort -u| wc -l`;
+     sed \"s/\%{jobs}\%/$CORES/g\" %{target}.in > %{target})")))