[NaCl SDK] Enable linux host build for nacl_io and nacl_io_tests.

native_client_sdk/src/tools/host_gcc.mk

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 #
 # GNU Make based build file.  For details on GNU Make see:
 #   http://www.gnu.org/software/make/manual/make.html
 #
 
 
@@ skipping 22 matching lines @@
 
 #
 # Individual Macros
 #
 # $1 = Source Name
 # $2 = Compile Flags
 #
 define C_COMPILER_RULE
 -include $(call SRC_TO_DEP,$(1))
 $(call SRC_TO_OBJ,$(1)): $(1) $(TOP_MAKE) | $(dir $(call SRC_TO_OBJ,$(1)))dir.stamp
-        $(call LOG,CC  ,$$@,$(HOST_CC) -o $$@ -c $$< -fPIC $(POSIX_FLAGS) $(2) $(LINUX_CFLAGS))
+        $(call LOG,CC  ,$$@,$(HOST_CC) -o $$@ -c $$< -fPIC $(POSIX_FLAGS) $(LINUX_CFLAGS) $(2))
         @$(FIXDEPS) $(call SRC_TO_DEP_PRE_FIXUP,$(1))
 endef
 
 define CXX_COMPILER_RULE
 -include $(call SRC_TO_DEP,$(1))
 $(call SRC_TO_OBJ,$(1)): $(1) $(TOP_MAKE) | $(dir $(call SRC_TO_OBJ,$(1)))dir.stamp
-        $(call LOG,CXX ,$$@,$(HOST_CXX) -o $$@ -c $$< -fPIC $(POSIX_FLAGS) $(2) $(LINUX_CFLAGS))
+        $(call LOG,CXX ,$$@,$(HOST_CXX) -o $$@ -c $$< -fPIC $(POSIX_FLAGS) $(LINUX_CFLAGS) $(2))
         @$(FIXDEPS) $(call SRC_TO_DEP_PRE_FIXUP,$(1))
 endef
 
 #
 # Compile Macro
 #
 # $1 = Source Name
 # $2 = POSIX Compile Flags
 # $3 = VC Flags (unused)
 #
@@ skipping 40 matching lines @@
 #
 # Link Macro
 #
 # $1 = Target Name
 # $2 = List of inputs
 # $3 = List of libs
 # $4 = List of deps
 # $5 = List of lib dirs
 # $6 = Other Linker Args
 #
+ifdef SEL_LDR
+define LINKER_RULE
+all: $(1)
+$(1): $(2) $(foreach dep,$(4),$(STAMPDIR)/$(dep).stamp)
+        $(call LOG,LINK,$$@,$(HOST_LINK) -o $(1) $(2) $(NACL_LDFLAGS) $(foreach path,$(5),-L$(path)/$(OSNAME)_host)/$(CONFIG) $(foreach lib,$(3),-l$(lib)) $(6))
+endef
+else
 define LINKER_RULE
 all: $(1)
 $(1): $(2) $(foreach dep,$(4),$(STAMPDIR)/$(dep).stamp)
         $(call LOG,LINK,$$@,$(HOST_LINK) -shared -o $(1) $(2) $(NACL_LDFLAGS) $(foreach path,$(5),-L$(path)/$(OSNAME)_host)/$(CONFIG) $(foreach lib,$(3),-l$(lib)) $(6))
 endef
+endif
 
 
 #
 # Link Macro
 #
 # $1 = Target Name
 # $2 = List of Sources
 # $3 = List of LIBS
 # $4 = List of DEPS
 # $5 = POSIX Linker Switches
@@ skipping 12 matching lines @@
 # We cannot strip the symbol names.
 #
 # $1 = Target Name
 # $2 = Input Name
 #
 define STRIP_RULE
 all: $(OUTDIR)/$(1)$(HOST_EXT)
 $(OUTDIR)/$(1)$(HOST_EXT): $(OUTDIR)/$(2)$(HOST_EXT)
         $(call LOG,STRIP,$$@,$(HOST_STRIP) --strip-debug -o $$@ $$^)
 endef