Introduce MPC_NUMBER_OF_PROCESSORS

Makes it possible to configure the number of jobs from the user

Author: jwillemsen

templates/bmake.mpd

@@ -99,6 +99,10 @@ RC           = <%rc%>
 LIBFLAGS     = <%libflags%>
 CCFLAGS      = $(CC_CFLAGS)<%if(type_is_binary)%> $(BINARY_FLAGS)<%endif%><%if(compile_flags)%> <%compile_flags%><%endif%>
 
+!ifndef MPC_NUMBER_OF_PROCESSORS
+MPC_NUMBER_OF_PROCESSORS = $(NUMBER_OF_PROCESSORS)
+!endif
+
 .nosilent
 
 <%if(use_vcl)%>

templates/bmakecommon.mpt

@@ -140,5 +140,5 @@ exeflags = -tR
 object_search_path = 0
 linker_dll_arguments = $(DLLFLAGS) $(UC_LFLAGS) $(LFLAGS:\=/) $(OBJFILES:\=/) -o $(OUTPUTDIR:\=/)$(NAME)$(DLL_EXT) -Xlinker --out-implib -Xlinker $(OUTPUTDIR:\=/)$(NAME).lib $(LIBFILES:\=/) $(RESOURCE:\=/)
 linker_exe_arguments = $(EXEFLAGS) $(UC_LFLAGS) $(LFLAGS:\=/) $(OBJFILES:\=/) -o $(OUTPUTDIR:\=/)$(NAME)$(EXE_EXT) $(LIBFILES:\=/) $(RESOURCE:\=/)
-parallel_flags = --jobs=0
+parallel_flags = --jobs=$(MPC_NUMBER_OF_PROCESSORS)
 }