Ok actually patch makefile

recipes/cms-combine/build.sh

@@ -2,11 +2,9 @@
 set -ex
 
 pushd HiggsAnalysis/CombinedLimit
-sed -i 's|\${CONDA_PREFIX}|\${PREFIX}|g'  Makefile
 make CONDA=1 -j${CPU_COUNT}
 cp -rv build/bin ${PREFIX}
-# the Makefile always uses .so as a target, so we don't use SHLIB_EXT
-cp -v build/lib/*.so ${PREFIX}/lib
+cp -v build/lib/*${SHLIB_EXT} ${PREFIX}/lib
 cp -v build/lib/*.pcm ${PREFIX}/lib
 cp -v build/lib/*.rootmap ${PREFIX}/lib
 mkdir -p ${PREFIX}/include/HiggsAnalysis/CombinedLimit

recipes/cms-combine/makefile.patch

@@ -0,0 +1,35 @@
+diff --git a/Makefile b/Makefile
+index 0af8dece..6d9c5e3f 100644
+--- a/Makefile
++++ b/Makefile
+@@ -34,8 +34,8 @@ CCFLAGS = -D STANDALONE $(ROOTCFLAGS) -g -fPIC -O2 -pthread -pipe -Werror=main -
+ LIBS = $(ROOTLIBS) -lgsl -lRooFit -lRooFitCore -lRooStats -lMinuit -lMathMore -lFoam -lHistFactory -lboost_filesystem -lboost_program_options -lboost_system -lvdt
+
+ ifeq ($(CONDA), 1)
+-CCFLAGS += -I${CONDA_PREFIX}/include/boost -I ${CONDA_PREFIX}/include/vdt -I ${CONDA_PREFIX}/include/gsl -I ${CONDA_PREFIX}/include/eigen3 
+-LIBS += -L${CONDA_PREFIX}/lib 
++CCFLAGS += -I${PREFIX}/include/boost -I ${PREFIX}/include/vdt -I ${PREFIX}/include/gsl -I ${PREFIX}/include/eigen3 
++LIBS += -L${PREFIX}/lib 
+ else ifeq ($(LCG), 1)
+ # for some reason, Eigen headers are nested in LCG
+ CCFLAGS += -I ${CPLUS_INCLUDE_PATH}/eigen3
+@@ -47,7 +47,6 @@ endif
+
+ # Library name -----------------------------------------------------------------
+ LIBNAME=HiggsAnalysisCombinedLimit
+-SONAME=lib$(LIBNAME).so
+ DICTNAME=$(LIBNAME)_xr
+
+ # Linker and flags -------------------------------------------------------------
+@@ -57,9 +56,11 @@ ROOTLIBDIR = $(shell root-config --libdir)
+ # OS x specific linkage
+ DARWIN := $(shell uname|grep Darwin)
+ ifdef DARWIN
++SONAME=lib$(LIBNAME).dylib
+ LDFLAGS       = $(ROOTLDFLAGS) -g -shared -install_name @rpath/$(SONAME) -fPIC
+ EXELDFLAGS    = -Wl,-rpath,'@executable_path/../lib' -Wl,-rpath,$(ROOTLIBDIR)
+ else
++SONAME=lib$(LIBNAME).so
+ LDFLAGS       = $(ROOTLDFLAGS) -shared -Wl,-soname,$(SONAME) -Wl,-E -Wl,-z,defs -fPIC
+ EXELDFLAGS    = 
+ endif

recipes/cms-combine/meta.yaml

@@ -11,6 +11,7 @@ source:
   folder: HiggsAnalysis/CombinedLimit
   patches:
     - clang_warnings.patch
+    - makefile.patch
 
 build:
   number: 0