fix the build on darwin:

-fs_shell was using weak aliases, which is apparently not supported on the darwin toolchain 
	(or it's supported in some different way)
-remove building strl* routines for some of the host tools, since that already exists in libSystem


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@21407 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/build/libroot/Jamfile

@@ -21,6 +21,11 @@ UseHeaders [ FDirName $(HAIKU_TOP) headers build private kernel ] : true ;
 # locate the library
 MakeLocate libroot_build.so : $(HOST_BUILD_COMPATIBILITY_LIB_DIR) ;
 
+# darwin already has strlcpy and strlcat in libSystem
+if $(HOST_PLATFORM) != darwin {
+STRLSRC = strlcpy.c strlcat.c ;
+}
+
 BuildPlatformSharedLibrary libroot_build.so :
 	atomic.cpp
 	byteorder.cpp
@@ -32,8 +37,7 @@ BuildPlatformSharedLibrary libroot_build.so :
 	sem.cpp
 	thread.cpp
 
-	strlcpy.c
-	strlcat.c
+	$(STRLSRC)
 	strnlen.c
 
 	:

src/tools/fs_shell/driver_settings.cpp

@@ -869,9 +869,18 @@ fssh_get_driver_settings(void *handle)
 	return &((settings_handle *)handle)->settings;
 }
 
-
+#ifndef HAIKU_HOST_PLATFORM_DARWIN
 // this creates an alias of the above function
 // unload_driver_settings() is the same as delete_driver_settings()
 extern "C" __typeof(fssh_unload_driver_settings) fssh_delete_driver_settings
 	__attribute__ ((alias ("fssh_unload_driver_settings")));
+#else
+// can't use weak aliases on darwin apparently
+fssh_status_t
+fssh_delete_driver_settings(void *handle)
+{
+	return fssh_unload_driver_settings(handle);
+}
+#endif
+
 

src/tools/rc/Jamfile

@@ -13,12 +13,16 @@ SubDirC++Flags -include $(r5Compatibility) ;
 BuildPlatformStaticLibrary <build>librdef.a :
 	compile.cpp decompile.cpp lexer.l parser.y rdef.cpp ;
 
+# these platforms do not need a second copy of the strl routines
+if $(HOST_PLATFORM) != darwin && $(HOST_PLATFORM) != linux && $(HOST_PLATFORM) != freebsd {
+STRLSRC = strlcpy.c strlcat.c ;
+}
+
 BuildPlatformMain <build>rc :
 	rc.cpp
 
 	# these two are needed for R5 only
-	strlcpy.c
-	strlcat.c
+	$(STRLSRC)
 ;
 LinkAgainst <build>rc
 	: <build>librdef.a $(HOST_LIBSTDC++) $(HOST_LIBBE) $(HOST_LIBSUPC++) ;