Shared libgpc support on Darwin - Gpc

18 Dec 2005

The following patch enables support for shared libgpc libraries on  
Darwin.

--- gcc-3.4.5-orig/gcc/p/rts/Makefile.in	2005-12-15  
17:41:59.000000000 +0100
+++ gcc-3.4.5/gcc/p/rts/Makefile.in	2005-12-18 20:44:49.000000000 +0100
@@ -54,6 +54,11 @@
  GPCSOLIBNAME=$(GPCSOLIBSHORTNAME).$(gpc_major).$(gpc_minor).$ 
(rts_version)
  GPCLIB=$(DESTDIR)/libgpc.a
  GPCSOLIB=$(DESTDIR)/$(GPCSOLIBNAME)
+ifdef TARGET_MACHO
+	GPCSOLIBOPTIONS = -dynamiclib -dylib_install_name,$(GPCSOLIBNAME)
+else
+	GPCSOLIBOPTIONS = -shared -Wl,-soname=$(GPCSOLIBNAME)
+endif
  PFLAGS1=--unit-path=$(VPATH) --automake
  RTS_WARN=-W -Wall -Wmissing-prototypes -Wmissing-declarations
  RTS_CFLAGS=-I. $(RTS_WARN) $(CFLAGS) $(RTSFLAGS)# -DDEBUG
@@ -195,7 +200,7 @@
  sharedlib.yes: $(GPCSOLIB)
  $(GPCSOLIB): $(SO_OBJS)
    -rm -f $(GPCSOLIB)
-	$(CC) -shared -Wl,-soname=$(GPCSOLIBNAME) -fPIC -o $(GPCSOLIB) $ 
(SO_OBJS)
+	$(CC) $(GPCSOLIBOPTIONS) -fPIC -o $(GPCSOLIB) $(SO_OBJS)
mostlyclean:
    -rm -f $(OBJS) $(SO_OBJS) *.gpi *.gpd core needed-options stamp- 
error-gpi
Some help on the command line is needed, e.g.
[g5:~/gpc/gpc-20051116/build] adriaan% cd gcc/p/rts
[g5:gcc/p/rts] adriaan% make clean
[g5:gcc/p/rts] adriaan% make GPCSOLIBNAME=libgpc-345u1.dylib  
WITH_SHARED=yes TARGET_MACHO=1
Regards,
Adriaan van Os

    