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DEVEL15-linux-kbuild-configure-20070104

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FIXES 40604

Test whether Linux kernel builds work at all before going into specific
builds so that we can fail earlier with a better error message.  Try to
put more errors from the kernel build into config.log.


(cherry picked from commit 182a18931a)
This commit is contained in:
Marcus Watts 2007-01-04 22:05:29 +00:00 committed by Russ Allbery
parent 7d1dfe11dd
commit 3458f6630e
2 changed files with 22 additions and 11 deletions
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1
acinclude.m4
View File

@ -594,6 +594,7 @@ case $AFS_SYSNAME in *_linux* | *_umlinux*)
[LINUX_BUILD_VNODE_FROM_INODE(${srcdir}/src/config,src/afs/LINUX,${srcdir}/src/afs/LINUX)]
)
LINUX_KERNEL_COMPILE_WORKS
LINUX_CONFIG_H_EXISTS
LINUX_COMPLETION_H_EXISTS
LINUX_DEFINES_FOR_EACH_PROCESS

32
src/cf/linux-test1.m4
View File

@ -1,16 +1,14 @@
# AC_TRY_KBUILD26([INCLUDES], [FUNCTION-BODY],
# [ACTION-IF-SUCCESS], [ACTION-IF-FAILURE])
#
AC_DEFUN([AC_TRY_KBUILD26], [
rm -fr conftest.dir
if mkdir conftest.dir; then
cd conftest.dir
cat >Makefile <<_ACEOF
AC_DEFUN([AC_TRY_KBUILD26],[ rm -fr conftest.dir
if mkdir conftest.dir &&
cat >conftest.dir/Makefile <<_ACEOF &&
CFLAGS += $CPPFLAGS
obj-m += conftest.o
_ACEOF
cat >conftest.c <<\_ACEOF
cat >conftest.dir/conftest.c <<\_ACEOF &&
#include <linux/module.h>
$1
@ -21,11 +19,17 @@ $2
MODULE_LICENSE("http://www.openafs.org/dl/license10.html");
_ACEOF
cd ..
fi
AS_IF(AC_RUN_LOG([make -C $LINUX_KERNEL_PATH M=`pwd`/conftest.dir modules > /dev/null]),
[$3], [$4])
rm -fr conftest.dir])
echo make -C $LINUX_KERNEL_PATH M=$SRCDIR_PARENT/conftest.dir modules KBUILD_VERBOSE=1 >&AS_MESSAGE_LOG_FD
make -C $LINUX_KERNEL_PATH M=$SRCDIR_PARENT/conftest.dir modules KBUILD_VERBOSE=1 >&AS_MESSAGE_LOG_FD 2>conftest.err
then [$3]
else
sed '/^ *+/d' conftest.err >&AS_MESSAGE_LOG_FD
echo "$as_me: failed using Makefile:" >&AS_MESSAGE_LOG_FD
sed 's/^/| /' conftest.dir/Makefile >&AS_MESSAGE_LOG_FD
echo "$as_me: and program was:" >&AS_MESSAGE_LOG_FD
sed 's/^/| /' conftest.dir/conftest.c >&AS_MESSAGE_LOG_FD
[$4]
fi; rm -fr conftest.err conftest.dir])
# AC_TRY_KBUILD24([INCLUDES], [FUNCTION-BODY],
@ -47,3 +51,9 @@ AC_DEFUN([AC_TRY_KBUILD], [
else
AC_TRY_KBUILD24([$1], [$2], [$3], [$4])
fi])
AC_DEFUN([LINUX_KERNEL_COMPILE_WORKS], [
AC_MSG_CHECKING([for linux kernel module build works])
AC_TRY_KBUILD([],[],:,AC_MSG_RESULT(no)
AC_MSG_FAILURE([Fix problem or use --disable-kernel-module...]))
AC_MSG_RESULT(yes)])