ia64/xen-unstable

view Config.mk @ 16918:226de1674b2f

Remove machine setting from HOSTCFLAGS.

The host compiler must know how to produce runnable binaries without
special settings.

Signed-off-by: Bastian Blank <waldi@debian.org>
author Keir Fraser <keir.fraser@citrix.com>
date Sun Jan 27 17:05:47 2008 +0000 (2008-01-27)
parents acb35c1088fd
children 0faf620bc749
line source
1 # -*- mode: Makefile; -*-
3 # A debug build of Xen and tools?
4 debug ?= n
6 XEN_COMPILE_ARCH ?= $(shell uname -m | sed -e s/i.86/x86_32/ \
7 -e s/ppc/powerpc/ -e s/i86pc/x86_32/ \
8 -e s/amd64/x86_64/)
9 XEN_TARGET_ARCH ?= $(XEN_COMPILE_ARCH)
10 XEN_OS ?= $(shell uname -s)
12 ifeq ($(XEN_TARGET_ARCH),x86_32)
13 XEN_TARGET_X86_PAE ?= y
14 endif
16 CONFIG_$(XEN_OS) := y
18 SHELL ?= /bin/sh
20 # Tools to run on system hosting the build
21 HOSTCC = gcc
22 HOSTCFLAGS = -Wall -Werror -Wstrict-prototypes -O2 -fomit-frame-pointer
23 HOSTCFLAGS += -fno-strict-aliasing
25 DISTDIR ?= $(XEN_ROOT)/dist
26 DESTDIR ?= /
28 include $(XEN_ROOT)/config/$(XEN_OS).mk
29 include $(XEN_ROOT)/config/$(XEN_TARGET_ARCH).mk
31 ifneq ($(EXTRA_PREFIX),)
32 EXTRA_INCLUDES += $(EXTRA_PREFIX)/include
33 EXTRA_LIB += $(EXTRA_PREFIX)/$(LIBDIR)
34 endif
36 # cc-option: Check if compiler supports first option, else fall back to second.
37 # Usage: cflags-y += $(call cc-option,$(CC),-march=winchip-c6,-march=i586)
38 cc-option = $(shell if test -z "`$(1) $(2) -S -o /dev/null -xc \
39 /dev/null 2>&1`"; then echo "$(2)"; else echo "$(3)"; fi ;)
41 # cc-ver: Check compiler is at least specified version. Return boolean 'y'/'n'.
42 # Usage: ifeq ($(call cc-ver,$(CC),0x030400),y)
43 cc-ver = $(shell if [ $$((`$(1) -dumpversion | awk -F. \
44 '{ printf "0x%02x%02x%02x", $$1, $$2, $$3}'`)) -ge $$(($(2))) ]; \
45 then echo y; else echo n; fi ;)
47 # cc-ver-check: Check compiler is at least specified version, else fail.
48 # Usage: $(call cc-ver-check,CC,0x030400,"Require at least gcc-3.4")
49 cc-ver-check = $(eval $(call cc-ver-check-closure,$(1),$(2),$(3)))
50 define cc-ver-check-closure
51 ifeq ($$(call cc-ver,$$($(1)),$(2)),n)
52 override $(1) = echo "*** FATAL BUILD ERROR: "$(3) >&2; exit 1;
53 cc-option := n
54 endif
55 endef
57 ifeq ($(debug),y)
58 CFLAGS += -g
59 endif
61 CFLAGS += -fno-strict-aliasing
63 CFLAGS += -std=gnu99
65 CFLAGS += -Wall -Wstrict-prototypes
67 # -Wunused-value makes GCC 4.x too aggressive for my taste: ignoring the
68 # result of any casted expression causes a warning.
69 CFLAGS += -Wno-unused-value
71 HOSTCFLAGS += $(call cc-option,$(HOSTCC),-Wdeclaration-after-statement,)
72 CFLAGS += $(call cc-option,$(CC),-Wdeclaration-after-statement,)
74 LDFLAGS += $(foreach i, $(EXTRA_LIB), -L$(i))
75 CFLAGS += $(foreach i, $(EXTRA_INCLUDES), -I$(i))
77 # Enable XSM security module. Enabling XSM requires selection of an
78 # XSM security module (FLASK_ENABLE or ACM_SECURITY).
79 XSM_ENABLE ?= n
80 FLASK_ENABLE ?= n
81 ACM_SECURITY ?= n
83 # Optional components
84 XENSTAT_XENTOP ?= y
85 VTPM_TOOLS ?= n
86 LIBXENAPI_BINDINGS ?= n
87 PYTHON_TOOLS ?= y
88 CONFIG_MINITERM ?= n
89 CONFIG_LOMOUNT ?= n
91 -include $(XEN_ROOT)/.config