[Xen-changelog] [xen-unstable] Introduce Makefile config fragments for OS-specific differences.

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User kfraser@xxxxxxxxxxxxxxxxxxxxx
# Node ID be8039f8bc147f419820839f71c68011704a0d1f
# Parent  fb9f7ac2fc542b74b0dd5f943c65cba9c44350be
Introduce Makefile config fragments for OS-specific differences.

Signed-off-by: John Levon <john.levon@xxxxxxx>
---
 Config.mk             |   39 +++++++++------------------------------
 Makefile              |    5 -----
 buildconfigs/Rules.mk |    3 +++
 config/Linux.mk       |   34 ++++++++++++++++++++++++++++++++++
 config/SunOS.mk       |   27 +++++++++++++++++++++++++++
 config/x86_64.mk      |    2 +-
 xen/Rules.mk          |    6 ++++--
 7 files changed, 78 insertions(+), 38 deletions(-)

diff -r fb9f7ac2fc54 -r be8039f8bc14 Config.mk
--- a/Config.mk Tue Oct 17 16:13:13 2006 +0100
+++ b/Config.mk Tue Oct 17 16:48:05 2006 +0100
@@ -4,43 +4,19 @@ debug ?= n
 debug ?= n
 
 XEN_COMPILE_ARCH    ?= $(shell uname -m | sed -e s/i.86/x86_32/ \
-                                              -e s/ppc/powerpc/)
+                         -e s/ppc/powerpc/ -e s/i86pc/x86_32/)
 XEN_TARGET_ARCH     ?= $(XEN_COMPILE_ARCH)
 XEN_TARGET_X86_PAE  ?= n
+XEN_OS              ?= $(shell uname -s)
 
 # Tools to run on system hosting the build
 HOSTCC     = gcc
 HOSTCFLAGS = -Wall -Werror -Wstrict-prototypes -O2 -fomit-frame-pointer
 
-AS         = $(CROSS_COMPILE)as
-LD         = $(CROSS_COMPILE)ld
-CC         = $(CROSS_COMPILE)gcc
-CPP        = $(CROSS_COMPILE)gcc -E
-AR         = $(CROSS_COMPILE)ar
-RANLIB     = $(CROSS_COMPILE)ranlib
-NM         = $(CROSS_COMPILE)nm
-STRIP      = $(CROSS_COMPILE)strip
-OBJCOPY    = $(CROSS_COMPILE)objcopy
-OBJDUMP    = $(CROSS_COMPILE)objdump
-
 DISTDIR     ?= $(XEN_ROOT)/dist
 DESTDIR     ?= /
 
-INSTALL      = install
-INSTALL_DIR  = $(INSTALL) -d -m0755
-INSTALL_DATA = $(INSTALL) -m0644
-INSTALL_PROG = $(INSTALL) -m0755
-
-ifneq ($(debug),y)
-# Optimisation flags are overridable
-CFLAGS    ?= -O2 -fomit-frame-pointer
-CFLAGS    += -DNDEBUG
-else
-# Less than -O1 produces bad code and large stack frames
-CFLAGS    ?= -O1 -fno-omit-frame-pointer
-CFLAGS    += -g
-endif
-
+include $(XEN_ROOT)/config/$(XEN_OS).mk
 include $(XEN_ROOT)/config/$(XEN_TARGET_ARCH).mk
 
 ifneq ($(EXTRA_PREFIX),)
@@ -49,6 +25,12 @@ endif
 endif
 
 test-gcc-flag = $(shell $(1) -v --help 2>&1 | grep -q " $(2) " && echo $(2))
+
+ifneq ($(debug),y)
+CFLAGS += -DNDEBUG
+else
+CFLAGS += -g
+endif
 
 CFLAGS += -Wall -Wstrict-prototypes
 
@@ -61,9 +43,6 @@ CFLAGS     += $(call test-gcc-flag,$(CC)
 
 LDFLAGS += $(foreach i, $(EXTRA_LIB), -L$(i)) 
 CFLAGS += $(foreach i, $(EXTRA_INCLUDES), -I$(i))
-
-# Choose the best mirror to download linux kernel
-KERNEL_REPO = http://www.kernel.org
 
 # If ACM_SECURITY = y, then the access control module is compiled
 # into Xen and the policy type can be set by the boot policy file
diff -r fb9f7ac2fc54 -r be8039f8bc14 Makefile
--- a/Makefile  Tue Oct 17 16:13:13 2006 +0100
+++ b/Makefile  Tue Oct 17 16:48:05 2006 +0100
@@ -1,11 +1,6 @@
 #
 # Grand Unified Makefile for Xen.
 #
-
-KERNELS ?= linux-2.6-xen
-# You may use wildcards in the above e.g. KERNELS=*2.6*
-
-XKERNELS := $(foreach kernel, $(KERNELS), $(patsubst 
buildconfigs/mk.%,%,$(wildcard buildconfigs/mk.$(kernel))) )
 
 # Export target architecture overrides to Xen and Linux sub-trees.
 ifneq ($(XEN_TARGET_ARCH),)
diff -r fb9f7ac2fc54 -r be8039f8bc14 buildconfigs/Rules.mk
--- a/buildconfigs/Rules.mk     Tue Oct 17 16:13:13 2006 +0100
+++ b/buildconfigs/Rules.mk     Tue Oct 17 16:48:05 2006 +0100
@@ -2,6 +2,9 @@ include Config.mk
 include Config.mk
 
 export DESTDIR
+
+# Choose the best mirror to download linux kernel
+KERNEL_REPO = http://www.kernel.org
 
 ALLKERNELS = $(patsubst buildconfigs/mk.%,%,$(wildcard buildconfigs/mk.*))
 ALLSPARSETREES = $(patsubst %-xen-sparse,%,$(wildcard *-xen-sparse))
diff -r fb9f7ac2fc54 -r be8039f8bc14 config/x86_64.mk
--- a/config/x86_64.mk  Tue Oct 17 16:13:13 2006 +0100
+++ b/config/x86_64.mk  Tue Oct 17 16:48:05 2006 +0100
@@ -6,4 +6,4 @@ CONFIG_IOEMU := y
 
 CFLAGS += -m64
 LDFLAGS += -m64
-LIBDIR = lib64
+LIBDIR = $(LIB64DIR)
diff -r fb9f7ac2fc54 -r be8039f8bc14 xen/Rules.mk
--- a/xen/Rules.mk      Tue Oct 17 16:13:13 2006 +0100
+++ b/xen/Rules.mk      Tue Oct 17 16:48:05 2006 +0100
@@ -24,9 +24,11 @@ override COMPILE_SUBARCH := $(XEN_COMPIL
 override COMPILE_SUBARCH := $(XEN_COMPILE_ARCH)
 override TARGET_SUBARCH  := $(XEN_TARGET_ARCH)
 override COMPILE_ARCH    := $(shell echo $(XEN_COMPILE_ARCH) | \
-                              sed -e 's/\(x86\|powerpc\).*/\1/')
+                              sed -e 's/x86.*/x86/' \
+                                  -e 's/powerpc.*/powerpc/')
 override TARGET_ARCH     := $(shell echo $(XEN_TARGET_ARCH) | \
-                              sed -e 's/\(x86\|powerpc\).*/\1/')
+                              sed -e 's/x86.*/x86/' \
+                                  -e 's/powerpc.*/powerpc/')
 
 TARGET := $(BASEDIR)/xen
 
diff -r fb9f7ac2fc54 -r be8039f8bc14 config/Linux.mk
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/config/Linux.mk   Tue Oct 17 16:48:05 2006 +0100
@@ -0,0 +1,34 @@
+# -*- mode: Makefile; -*-
+
+AS         = $(CROSS_COMPILE)as
+LD         = $(CROSS_COMPILE)ld
+CC         = $(CROSS_COMPILE)gcc
+CPP        = $(CROSS_COMPILE)gcc -E
+AR         = $(CROSS_COMPILE)ar
+RANLIB     = $(CROSS_COMPILE)ranlib
+NM         = $(CROSS_COMPILE)nm
+STRIP      = $(CROSS_COMPILE)strip
+OBJCOPY    = $(CROSS_COMPILE)objcopy
+OBJDUMP    = $(CROSS_COMPILE)objdump
+
+INSTALL      = install
+INSTALL_DIR  = $(INSTALL) -d -m0755
+INSTALL_DATA = $(INSTALL) -m0644
+INSTALL_PROG = $(INSTALL) -m0755
+
+LIB64DIR = lib64
+
+ifneq ($(debug),y)
+# Optimisation flags are overridable
+CFLAGS ?= -O2 -fomit-frame-pointer
+else
+# Less than -O1 produces bad code and large stack frames
+CFLAGS ?= -O1 -fno-omit-frame-pointer
+endif
+
+# You may use wildcards, e.g. KERNELS=*2.6*
+KERNELS ?= linux-2.6-xen
+
+XKERNELS := $(foreach kernel, $(KERNELS), \
+              $(patsubst buildconfigs/mk.%,%, \
+                $(wildcard buildconfigs/mk.$(kernel))) )
diff -r fb9f7ac2fc54 -r be8039f8bc14 config/SunOS.mk
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/config/SunOS.mk   Tue Oct 17 16:48:05 2006 +0100
@@ -0,0 +1,27 @@
+# -*- mode: Makefile; -*-
+
+AS         = $(CROSS_COMPILE)gas
+LD         = $(CROSS_COMPILE)gld
+CC         = $(CROSS_COMPILE)gcc
+CPP        = $(CROSS_COMPILE)gcc -E
+AR         = $(CROSS_COMPILE)gar
+RANLIB     = $(CROSS_COMPILE)granlib
+NM         = $(CROSS_COMPILE)gnm
+STRIP      = $(CROSS_COMPILE)gstrip
+OBJCOPY    = $(CROSS_COMPILE)gobjcopy
+OBJDUMP    = $(CROSS_COMPILE)gobjdump
+
+INSTALL      = ginstall
+INSTALL_DIR  = $(INSTALL) -d -m0755
+INSTALL_DATA = $(INSTALL) -m0644
+INSTALL_PROG = $(INSTALL) -m0755
+
+LIB64DIR = lib/amd64
+
+ifneq ($(debug),y)
+# Optimisation flags are overridable
+CFLAGS ?= -O2 -fno-omit-frame-pointer
+else
+# Less than -O1 produces bad code and large stack frames
+CFLAGS ?= -O1 -fno-omit-frame-pointer
+endif

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