Allow make on a read-only source tree using make O=objdir

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@11733 e03df62e-2008-0410-955e-edbf42e46eb7

1 files changed, 8 insertions, 12 deletions

diff --git a/make/gnu-real.mk b/make/gnu-real.mk
index e892295a6..338a5112d 100644
--- a/make/gnu-real.mk
+++ b/make/gnu-real.mk
@@ -1,11 +1,13 @@
-CORE_TARGS = $(patsubst %.cpp,%.o,$(wildcard *.cpp) $(wildcard modes/*.cpp))
-CMD_TARGS = $(patsubst %.cpp,%.so,$(wildcard commands/*.cpp))
-MOD_TARGS = $(patsubst %.cpp,%.so,$(wildcard modules/*.cpp))
+SRC = $(SOURCEPATH)/src
+VPATH = $(SRC)
+CORE_TARGS = $(patsubst $(SRC)/%.cpp,%.o,$(wildcard $(SRC)/*.cpp $(SRC)/modes/*.cpp))
+CMD_TARGS = $(patsubst $(SRC)/%.cpp,%.so,$(wildcard $(SRC)/commands/*.cpp))
+MOD_TARGS = $(patsubst $(SRC)/%.cpp,%.so,$(wildcard $(SRC)/modules/*.cpp))
 
 CORE_TARGS += socketengines/$(SOCKETENGINE).o threadengines/threadengine_pthread.o
-MOD_TARGS += $(shell perl -e 'print join " ", grep s!/?$$!.so!, grep -d, <modules/m_*>')
+MOD_TARGS += $(shell perl -e 'chdir "$$ENV{SOURCEPATH}/src"; print join " ", grep s!/?$$!.so!, grep -d, <modules/m_*>')
 
-DFILES = $(shell ../make/calcdep.pl -all)
+DFILES = $(shell perl $(SOURCEPATH)/make/calcdep.pl -all)
 
 all: inspircd commands modules
 
@@ -14,13 +16,7 @@ commands: $(CMD_TARGS)
 modules: $(MOD_TARGS)
 
 inspircd: $(CORE_TARGS)
-	$(RUNCC) -o $@ $(CORELDFLAGS) $(LDLIBS) $(CORE_TARGS)
-
-.%.d: %.cpp
-	@../make/calcdep.pl -file $<
-
-.%.d: %
-	@../make/calcdep.pl -file $<
+	$(RUNCC) -o $@ $(CORELDFLAGS) $(LDLIBS) $^
 
 .PHONY: all alldep commands modules