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authorEtienne Dechamps <[email protected]>2013-02-24 12:42:28 +0000
committerBrian Behlendorf <[email protected]>2013-02-24 10:20:28 -0800
commitd75af3c0ebb4e31ece087aeecfeff282cb6f1361 (patch)
tree6435d2801ea43ce7c4bed6b36d4d962deb3d2417 /config
parent546c978bbd3f132a88609cab15ec0e954eaa62b8 (diff)
Use -Werror for all kernel configure tests.
As a matter of fact, we're already using -Werror for most tests because of a bug in kernel-bio-empty-barrier.m4 which sets -Werror without reverting it afterwards. This meant that all tests which ran after this one was using -Werror. This patch simply makes it clear that we're using -Werror and makes the code more readable and more predictable. Signed-off-by: Brian Behlendorf <[email protected]> Closes #1317
Diffstat (limited to 'config')
-rw-r--r--config/kernel-bio-empty-barrier.m41
-rw-r--r--config/kernel-bio-end-io-t-args.m43
-rw-r--r--config/kernel-security-inode-init.m46
-rw-r--r--config/kernel.m42
4 files changed, 1 insertions, 11 deletions
diff --git a/config/kernel-bio-empty-barrier.m4 b/config/kernel-bio-empty-barrier.m4
index 99549fe24..fda16b3ab 100644
--- a/config/kernel-bio-empty-barrier.m4
+++ b/config/kernel-bio-empty-barrier.m4
@@ -4,7 +4,6 @@ dnl # Empty write barriers are now supported and we should use them.
dnl #
AC_DEFUN([ZFS_AC_KERNEL_BIO_EMPTY_BARRIER], [
AC_MSG_CHECKING([whether bio_empty_barrier() is defined])
- EXTRA_KCFLAGS="-Werror"
ZFS_LINUX_TRY_COMPILE([
#include <linux/bio.h>
],[
diff --git a/config/kernel-bio-end-io-t-args.m4 b/config/kernel-bio-end-io-t-args.m4
index ced486193..44e4826bf 100644
--- a/config/kernel-bio-end-io-t-args.m4
+++ b/config/kernel-bio-end-io-t-args.m4
@@ -9,8 +9,6 @@ dnl # to void.
dnl #
AC_DEFUN([ZFS_AC_KERNEL_BIO_END_IO_T_ARGS], [
AC_MSG_CHECKING([whether bio_end_io_t wants 2 args])
- tmp_flags="$EXTRA_KCFLAGS"
- EXTRA_KCFLAGS="-Werror"
ZFS_LINUX_TRY_COMPILE([
#include <linux/bio.h>
],[
@@ -25,5 +23,4 @@ AC_DEFUN([ZFS_AC_KERNEL_BIO_END_IO_T_ARGS], [
],[
AC_MSG_RESULT(no)
])
- EXTRA_KCFLAGS="$tmp_flags"
])
diff --git a/config/kernel-security-inode-init.m4 b/config/kernel-security-inode-init.m4
index c21588af7..a62176d42 100644
--- a/config/kernel-security-inode-init.m4
+++ b/config/kernel-security-inode-init.m4
@@ -7,8 +7,6 @@ dnl # security checks will just be skipped.
dnl #
AC_DEFUN([ZFS_AC_KERNEL_6ARGS_SECURITY_INODE_INIT_SECURITY], [
AC_MSG_CHECKING([whether security_inode_init_security wants 6 args])
- tmp_flags="$EXTRA_KCFLAGS"
- EXTRA_KCFLAGS="-Werror"
ZFS_LINUX_TRY_COMPILE([
#include <linux/security.h>
],[
@@ -27,7 +25,6 @@ AC_DEFUN([ZFS_AC_KERNEL_6ARGS_SECURITY_INODE_INIT_SECURITY], [
],[
AC_MSG_RESULT(no)
])
- EXTRA_KCFLAGS="$tmp_flags"
])
dnl #
@@ -39,8 +36,6 @@ dnl # and the EVM xattr.
dnl #
AC_DEFUN([ZFS_AC_KERNEL_CALLBACK_SECURITY_INODE_INIT_SECURITY], [
AC_MSG_CHECKING([whether security_inode_init_security wants callback])
- tmp_flags="$EXTRA_KCFLAGS"
- EXTRA_KCFLAGS="-Werror"
ZFS_LINUX_TRY_COMPILE([
#include <linux/security.h>
],[
@@ -57,5 +52,4 @@ AC_DEFUN([ZFS_AC_KERNEL_CALLBACK_SECURITY_INODE_INIT_SECURITY], [
],[
AC_MSG_RESULT(no)
])
- EXTRA_KCFLAGS="$tmp_flags"
])
diff --git a/config/kernel.m4 b/config/kernel.m4
index 6d28074d0..5623785fb 100644
--- a/config/kernel.m4
+++ b/config/kernel.m4
@@ -488,7 +488,7 @@ AC_DEFUN([ZFS_LINUX_COMPILE_IFELSE], [
modpost_flag=''
test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
AS_IF(
- [AC_TRY_COMMAND(cp conftest.c build && make [$2] -C $LINUX_OBJ EXTRA_CFLAGS="-Werror-implicit-function-declaration $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag) >/dev/null && AC_TRY_COMMAND([$3])],
+ [AC_TRY_COMMAND(cp conftest.c build && make [$2] -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag) >/dev/null && AC_TRY_COMMAND([$3])],
[$4],
[_AC_MSG_LOG_CONFTEST m4_ifvaln([$5],[$5])]
)