[Xen-devel] [PATCH 0/1] Fix for stubdom build breakage

[Aravindh Puthiyaparambil <aravindp@xxxxxxxxx>]

I saw the following build error with stubdom:

make libs
make[3]: Entering directory `/kumo/xen.tmp/stubdom/libxc-x86_64'
ar rc libxenctrl.a xc_core.o xc_core_x86.o xc_cpupool.o xc_domain.o xc_evtchn.o 
xc_gnttab.o xc_misc.o xc_flask.o xc_physdev.o xc_private.o xc_sedf.o 
xc_csched.o xc_csched2.o xc_arinc653.o xc_tbuf.o xc_pm.o xc_cpu_hotplug.o 
xc_resume.o xc_tmem.o xc_mem_event.o xc_mem_paging.o xc_mem_access.o 
xc_memshr.o xc_hcall_buf.o xc_foreign_memory.o xc_kexec.o xtl_core.o 
xtl_logger_stdio.o xc_pagetab.o xc_minios.o
gcc -isystem /kumo/xen.tmp/stubdom/../extras/mini-os/include -D__MINIOS__ 
-DHAVE_LIBC -isystem /kumo/xen.tmp/stubdom/../extras/mini-os/include/posix 
-isystem /kumo/xen.tmp/stubdom/../tools/xenstore  -isystem 
/kumo/xen.tmp/stubdom/../extras/mini-os/include/x86 -isystem 
/kumo/xen.tmp/stubdom/../extras/mini-os/include/x86/x86_64 -U __linux__ -U 
__FreeBSD__ -U __sun__ -nostdinc -isystem 
/kumo/xen.tmp/stubdom/../extras/mini-os/include/posix -isystem 
/kumo/xen.tmp/stubdom/cross-root-x86_64/x86_64-xen-elf/include -isystem 
/usr/lib/gcc/x86_64-linux-gnu/4.6/include -isystem 
/kumo/xen.tmp/stubdom/lwip-x86_64/src/include -isystem 
/kumo/xen.tmp/stubdom/lwip-x86_64/src/include/ipv4 
-I/kumo/xen.tmp/stubdom/include -I/kumo/xen.tmp/stubdom/../xen/include -isystem 
/kumo/xen.tmp/stubdom/libxc-x86_64/../../extras/mini-os/include -D__MINIOS__ 
-DHAVE_LIBC -isystem 
/kumo/xen.tmp/stubdom/libxc-x86_64/../../extras/mini-os/include/posix -isystem 
/kumo/xen.tmp/stubdom/libxc-x86_64/../../tools/xenstore  -isystem 
/kumo/xen.tmp/stubdom/libxc-x86_64/../../extras/mini-os/include/x86 -isystem 
/kumo/xen.tmp/stubdom/libxc-x86_64/../../extras/mini-os/include/x86/x86_64 
-isystem /kumo/xen.tmp/stubdom/libxc-x86_64/../../extras/mini-os/include 
-D__MINIOS__ -DHAVE_LIBC -isystem 
/kumo/xen.tmp/stubdom/libxc-x86_64/../../extras/mini-os/include/posix -isystem 
/kumo/xen.tmp/stubdom/libxc-x86_64/../../tools/xenstore  -isystem 
/kumo/xen.tmp/stubdom/libxc-x86_64/../../extras/mini-os/include/x86 -isystem 
/kumo/xen.tmp/stubdom/libxc-x86_64/../../extras/mini-os/include/x86/x86_64 
-mno-red-zone -O1 -fno-omit-frame-pointer  -m64 -mno-red-zone 
-fno-reorder-blocks -fno-asynchronous-unwind-tables -m64 -g 
-fno-strict-aliasing -std=gnu99 -Wall -Wstrict-prototypes 
-Wdeclaration-after-statement -Wno-unused-but-set-variable   
-fno-stack-protector -fno-exceptions -O1 -fno-omit-frame-pointer  -m64 
-mno-red-zone -fno-reorder-blocks -fno-asynchronous-unwind-tables -m64 -g 
-fno-strict-aliasing -std=gnu99 -Wall -Wstrict-prototypes 
-Wdeclaration-after-statement -Wno-unu!
 sed-but-set-variable   -D__XEN_TOOLS__ -MMD -MF .build.d -D_LARGEFILE_SOURCE 
-D_LARGEFILE64_SOURCE -fno-optimize-sibling-calls  -I../../xen/common/libelf 
-Werror -Wmissing-prototypes -I. 
-I/kumo/xen.tmp/stubdom/libxc-x86_64/../../tools/include -pthread -O1 
-fno-omit-frame-pointer  -m64 -mno-red-zone -fno-reorder-blocks 
-fno-asynchronous-unwind-tables -m64 -g -fno-strict-aliasing -std=gnu99 -Wall 
-Wstrict-prototypes -Wdeclaration-after-statement -Wno-unused-but-set-variable  
 -D__XEN_TOOLS__ -MMD -MF .xc_dom_decompress_unsafe_lzo1x.o.d 
-D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -fno-optimize-sibling-calls  
-I../../xen/common/libelf -Werror -Wmissing-prototypes -I. 
-I/kumo/xen.tmp/stubdom/libxc-x86_64/../../tools/include -pthread -include 
/kumo/xen.tmp/stubdom/libxc-x86_64/../../tools/config.h  -c -o 
xc_dom_decompress_unsafe_lzo1x.o xc_dom_decompress_unsafe_lzo1x.c 
In file included from xc_dom_decompress_unsafe_lzo1x.c:42:0:
../../xen/common/lzo.c: In function âlzo1x_1_do_compressâ:
../../xen/common/lzo.c:151:17: error: âu64â undeclared (first use in this 
function)
../../xen/common/lzo.c:151:17: note: each undeclared identifier is reported 
only once for each function it appears in
../../xen/common/lzo.c:151:17: error: expected expression before â)â token
../../xen/common/lzo.c:151:17: error: type defaults to âintâ in type name 
[-Werror]
../../xen/common/lzo.c:151:17: error: cast from pointer to integer of different 
size [-Werror=pointer-to-int-cast]
../../xen/common/lzo.c:151:17: error: invalid type argument of unary â*â (have 
âintâ)
../../xen/common/lzo.c:152:17: error: expected expression before â)â token
../../xen/common/lzo.c:152:17: error: expected â)â before âu64â
../../xen/common/lzo.c:152:17: error: type defaults to âintâ in type name 
[-Werror]
../../xen/common/lzo.c:152:17: error: cast from pointer to integer of different 
size [-Werror=pointer-to-int-cast]
../../xen/common/lzo.c:152:17: error: invalid type argument of unary â*â (have 
âintâ)
../../xen/common/lzo.c:167:21: error: expected expression before â)â token
../../xen/common/lzo.c:167:21: error: type defaults to âintâ in type name 
[-Werror]
../../xen/common/lzo.c:167:21: error: cast from pointer to integer of different 
size [-Werror=pointer-to-int-cast]
../../xen/common/lzo.c:167:21: error: invalid type argument of unary â*â (have 
âintâ)
../../xen/common/lzo.c:168:21: error: expected expression before â)â token
../../xen/common/lzo.c:168:21: error: expected â)â before âu64â
../../xen/common/lzo.c:168:21: error: type defaults to âintâ in type name 
[-Werror]
../../xen/common/lzo.c:168:21: error: cast from pointer to integer of different 
size [-Werror=pointer-to-int-cast]
../../xen/common/lzo.c:168:21: error: invalid type argument of unary â*â (have 
âintâ)
../../xen/common/lzo.c: In function âlzo1x_1_compressâ:
../../xen/common/lzo.c:346:13: error: âu64â undeclared (first use in this 
function)
../../xen/common/lzo.c:346:13: error: expected expression before â)â token
../../xen/common/lzo.c:346:13: error: type defaults to âintâ in type name 
[-Werror]
../../xen/common/lzo.c:346:13: error: cast from pointer to integer of different 
size [-Werror=pointer-to-int-cast]
../../xen/common/lzo.c:346:13: error: invalid type argument of unary â*â (have 
âintâ)
../../xen/common/lzo.c:347:13: error: expected expression before â)â token
../../xen/common/lzo.c:347:13: error: expected â)â before âu64â
../../xen/common/lzo.c:347:13: error: type defaults to âintâ in type name 
[-Werror]
../../xen/common/lzo.c:347:13: error: cast from pointer to integer of different 
size [-Werror=pointer-to-int-cast]
../../xen/common/lzo.c:347:13: error: invalid type argument of unary â*â (have 
âintâ)
cc1: all warnings being treated as errors
make[3]: *** [xc_dom_decompress_unsafe_lzo1x.o] Error 1
make[3]: Leaving directory `/kumo/xen.tmp/stubdom/libxc-x86_64'
make[2]: *** [build] Error 2
make[2]: Leaving directory `/kumo/xen.tmp/stubdom/libxc-x86_64'
make[1]: *** [libxc-x86_64/libxenctrl.a] Error 2
make[1]: Leaving directory `/kumo/xen.tmp/stubdom'
make: *** [install-stubdom] Error 2

This was with gcc (Ubuntu/Linaro 4.6.3-1ubuntu5) 4.6.3. I fixed it with the
patch I am submitting. Please let me know if this is not the correct fix and is
something do with my environment.

Thanks,
Aravindh

  libxc: Fix stub domain build breakage

 tools/libxc/xc_dom_decompress_unsafe_lzo1x.c | 1 +
 1 file changed, 1 insertion(+)

-- 
1.9.1


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