COMP: handle multiple include or library directories (#3)

- might have PREFIX/ARCH/include PREFIX/include

src/petsc4Foam/Allwmake

@@ -11,16 +11,19 @@ then
     echo "wmake(petsc) $targetType : $PETSC_ARCH_PATH"
     wmake $targetType
 
-    /bin/cat<<INFO 1>&2
+    /bin/cat<<INFORMATION 1>&2
 ==> Before running, verify that PETSc libraries can be found
+For example,
 
-Enable in the OpenFOAM etc/bashrc, define manually or try with the
-following (POSIX shell):
+    foamHasLibrary -verbose petscFoam
+
+Define manually, enable in OpenFOAM etc/bashrc, or try the following [POSIX]:
 
     eval \$(foamEtcFile -sh -config petsc -- -force)
 
 ==
-INFO
+INFORMATION
+
 fi
 
 #------------------------------------------------------------------------------

src/petsc4Foam/Make/options

@@ -12,11 +12,10 @@ EXE_INC = \
     $(PFLAGS) $(PINC) \
     -Wno-old-style-cast \
     -I$(LIB_SRC)/finiteVolume/lnInclude \
-    -I$(LIB_SRC)/fvOptions/lnInclude \
     -I$(LIB_SRC)/meshTools/lnInclude \
-    -I${PETSC_INC_DIR}
+    $(foreach dir,$(PETSC_INC_DIR),-I$(dir))
 
 LIB_LIBS = \
     -lfiniteVolume \
-    -L$(FOAM_EXT_LIBBIN)/$(FOAM_MPI) \
-    -L${PETSC_LIB_DIR} -lpetsc
+    -lmeshTools \
+    $(foreach dir,$(PETSC_LIB_DIR),-L$(dir)) -lpetsc