only echo _smp_mflags if it is defined

10 years ago · 0d3cc88776
parent 14a6d06df6
commit 0d3cc88776
1 changed files with 2 additions and 0 deletions
--- a/ghc.spec
+++ b/ghc.spec
@ -343,7 +343,9 @@ export LDFLAGS="${LDFLAGS:-%__global_ldflags}"

 # avoid "ghc: hGetContents: invalid argument (invalid byte sequence)"
 export LANG=en_US.utf8
+%if %{defined _smp_mflags}
 echo %{?_smp_mflags}
+%endif
 %ifarch %{ix86} x86_64
 %global _smp_mflags -j16
 %endif