Updated build scripts and dependencies

Author: sadko4u

CHANGELOG

@@ -3,7 +3,7 @@
 *******************************************************************************
 
 === 1.0.2 ===
-
+* Updated build scripts and dependencies.
 
 === 1.0.1 ===
 * Fixed typos.

make/tools.mk

@@ -89,6 +89,7 @@ INSTALL            ?= $(X_INSTALL_TOOL)
 FLAG_RELRO         := -Wl,-z,relro,-z,now
 FLAG_STDLIB        := 
 FLAG_GC_SECTIONS   := -Wl,--gc-sections
+FLAG_AS_NEEDED     := -Wl,-as-needed
 NOARCH_CFLAGS      := 
 NOARCH_CXXFLAGS    := 
 NOARCH_EXE_FLAGS   := 
@@ -108,7 +109,8 @@ else ifeq ($(PLATFORM),Windows)
   NOARCH_LDFLAGS     += -T $(CURDIR)/make/ld-windows.script
 else ifeq ($(PLATFORM),MacOS)
   FLAG_RELRO          =
-  FLAG_GC_SECTIONS    = 
+  FLAG_GC_SECTIONS    =
+  FLAG_AS_NEEDED      =
   NOARCH_CXXFLAGS    += -std=c++0x
   NOARCH_LDFLAGS     += -keep_private_externs
 else ifeq ($(PLATFORM),BSD)
@@ -200,11 +202,11 @@ NOARCH_LDFLAGS     += -r
 LDFLAGS            := $(ARCHITECTURE_LDFLAGS) $(NOARCH_LDFLAGS)
 HOST_LDFLAGS       := $(HOST_ARCHITECTURE_LDFLAGS) $(NOARCH_LDFLAGS)
 
-NOARCH_EXE_FLAGS   += $(FLAG_RELRO) $(FLAG_GC_SECTIONS)
+NOARCH_EXE_FLAGS   += $(FLAG_RELRO) $(FLAG_GC_SECTIONS) $(FLAG_AS_NEEDED)
 EXE_FLAGS          := $(ARCHITECTURE_CFLAGS) $(NOARCH_EXE_FLAGS)
 HOST_EXE_FLAGS     := $(HOST_ARCHITECTURE_CFLAGS) $(NOARCH_EXE_FLAGS)
 
-NOARCH_SO_FLAGS    += $(FLAG_RELRO) $(FLAG_GC_SECTIONS) -shared $(FLAG_STDLIB) -fPIC 
+NOARCH_SO_FLAGS    += $(FLAG_RELRO) $(FLAG_GC_SECTIONS) $(FLAG_AS_NEEDED) -shared $(FLAG_STDLIB) -fPIC 
 SO_FLAGS           := $(ARCHITECTURE_CFLAGS) $(NOARCH_SO_FLAGS)
 HOST_SO_FLAGS      := $(HOST_ARCHITECTURE_CFLAGS) $(NOARCH_SO_FLAGS)