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SubjectRe: UML compile error
Hello!

On Wed, Sep 25, 2002 at 08:56:04PM +1000, adam@skullslayer.rod.org wrote:
> I tried to test UML, and tried 2.5.36 through to 38, but have been
> unable to comile it. I tried using the default config, as well as
> my own config, but both 37 and 38 give the following error.
> gcc -Wp,-MD,./.sched.o.d -D__KERNEL__ -I/usr/src/linux-2.5.38/include -Wall -Wstrict-prototypes -Wno-trigraphs -O2 -fno-strict-aliasing -fno-common -g -U__i386__ -Ui386 -D__arch_um__ -DSUBARCH=\"i386\" -D_LARGEFILE64_SOURCE -I/usr/src/linux-2.5.38/arch/um/include -Derrno=kernel_errno -nostdinc -iwithprefix include -fno-omit-frame-pointer -DKBUILD_BASENAME=sched -c -o sched.o sched.c
> In file included from /usr/src/linux-2.5.38/include/asm/irq.h:9,
> from /usr/src/linux-2.5.38/include/linux/nmi.h:7,
> from sched.c:20:
> /usr/src/linux-2.5.38/include/asm/arch/irq.h:16:25: irq_vectors.h: No such file or directory
> make[1]: *** [sched.o] Error 1
> make[1]: Leaving directory `/usr/src/linux-2.5.38/kernel'
> make: *** [kernel] Error 2

You need to apply a uml-patch-2.5.38-1.bz2 available from somewhere at
http://user-mode-linux.sf.net

Also you need below patch to fix makefiles.

Bye,
Oleg

===== arch/um/Makefile 1.3 vs edited =====
--- 1.3/arch/um/Makefile Tue Sep 24 15:37:03 2002
+++ edited/arch/um/Makefile Tue Sep 24 16:12:46 2002
@@ -30,15 +30,10 @@
LINK_PROFILE = $(PROFILE) -Wl,--wrap,__monstartup
endif

-ARCH_SUBDIRS = $(ARCH_DIR)/drivers $(ARCH_DIR)/kernel \
- $(ARCH_DIR)/sys-$(SUBARCH) $(ARCH_DIR)/os-$(OS)
-
-SUBDIRS += $(ARCH_SUBDIRS)
-
core-y += $(ARCH_DIR)/kernel/ \
- += $(ARCH_DIR)/drivers/ \
- += $(ARCH_DIR)/sys-$(SUBARCH)/ \
- += $(ARCH_DIR)/os-$(OS)/
+ $(ARCH_DIR)/drivers/ \
+ $(ARCH_DIR)/sys-$(SUBARCH)/ \
+ $(ARCH_DIR)/os-$(OS)/

libs-$(CONFIG_PT_PROXY) += $(ARCH_DIR)/ptproxy/

@@ -63,7 +58,9 @@
-DELF_ARCH=$(ELF_ARCH) -DELF_FORMAT=\"$(ELF_FORMAT)\"

LD_vmlinux = $(CC)
-LDFLAGS_vmlinux = $(LINK_PROFILE) $(LINK_WRAPS) -static $(ARCH_DIR)/main.o
+LDFLAGS_vmlinux = $(LINK_PROFILE) $(LINK_WRAPS) -static $(ARCH_DIR)/main.o -L/usr/lib
+
+LIBS += -lutil

SYMLINK_HEADERS = include/asm-um/archparam.h include/asm-um/system.h \
include/asm-um/sigcontext.h include/asm-um/processor.h \
===== arch/um/Makefile-os-Linux 1.1 vs edited =====
--- 1.1/arch/um/Makefile-os-Linux Fri Sep 6 21:29:28 2002
+++ edited/arch/um/Makefile-os-Linux Tue Sep 24 15:56:31 2002
@@ -4,4 +4,3 @@
#

SUBDIRS += $(ARCH_DIR)/os-$(OS)/drivers
-LIBS += $(ARCH_DIR)/os-$(OS)/drivers/drivers.o
===== arch/um/kernel/Makefile 1.2 vs edited =====
--- 1.2/arch/um/kernel/Makefile Mon Sep 23 03:40:07 2002
+++ edited/arch/um/kernel/Makefile Tue Sep 24 15:49:48 2002
@@ -10,7 +10,6 @@
umid.o user_util.o

obj-$(CONFIG_BLK_DEV_INITRD) += initrd_kern.o initrd_user.o
-endif

# user_syms.o not included here because Rules.make has its own ideas about
# building anything in export-objs
-
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