1 AC_DEFUN([LDISKFS_LINUX_SERIES],
4 AC_MSG_CHECKING([which ldiskfs series to use])
7 AS_IF([test x$RHEL_KERNEL = xyes], [
8 AS_VERSION_COMPARE([$RHEL_KERNEL_VERSION],[2.6.32-343],[
9 AS_VERSION_COMPARE([$RHEL_KERNEL_VERSION],[2.6.32],[],
10 [SER="2.6-rhel6.series"],[SER="2.6-rhel6.series"])],
11 [SER="2.6-rhel6.4.series"],[SER="2.6-rhel6.4.series"])
12 ], [test x$SUSE_KERNEL = xyes], [
13 AS_VERSION_COMPARE([$LINUXRELEASE],[3.0.0],[
14 AS_VERSION_COMPARE([$LINUXRELEASE],[2.6.32],[],
15 [SER="2.6-sles11.series"],[SER="2.6-sles11.series"])],
16 [SER="3.0-sles11.series"],[
17 PLEV=$(grep PATCHLEVEL /etc/SuSE-release | sed -e 's/.*= *//')
19 2) SER="3.0-sles11.series"
21 3) SER="3.0-sles11sp3.series"
28 AS_IF([test -z "$LDISKFS_SERIES"],
29 [AC_MSG_WARN([Unknown kernel version $LDISKFS_VERSIONRELEASE])])
30 AC_MSG_RESULT([$LDISKFS_SERIES])
32 AC_SUBST(LDISKFS_SERIES)
36 # 2.6.32-rc7 ext4_free_blocks requires struct buffer_head
38 AC_DEFUN([LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD],
39 [AC_MSG_CHECKING([if ext4_free_blocks needs struct buffer_head])
40 LB_LINUX_TRY_COMPILE([
42 #include "$EXT4_SRC_DIR/ext4.h"
44 ext4_free_blocks(NULL, NULL, NULL, 0, 0, 0);
47 AC_DEFINE(HAVE_EXT_FREE_BLOCK_WITH_BUFFER_HEAD, 1,
48 [ext4_free_blocks do not require struct buffer_head])
55 # 2.6.35 renamed ext_pblock to ext4_ext_pblock(ex)
57 AC_DEFUN([LB_EXT_PBLOCK],
58 [AC_MSG_CHECKING([if kernel has ext_pblocks])
59 LB_LINUX_TRY_COMPILE([
61 #include "$EXT4_SRC_DIR/ext4_extents.h"
66 AC_DEFINE(HAVE_EXT_PBLOCK, 1,
67 [kernel has ext_pblocks])
74 # LDISKFS_AC_PATCH_PROGRAM
76 # Determine which program should be used to apply the patches to
77 # the ext4 source code to produce the ldiskfs source code.
79 AC_DEFUN([LDISKFS_AC_PATCH_PROGRAM], [
80 AC_ARG_ENABLE([quilt],
81 [AC_HELP_STRING([--disable-quilt],
82 [disable use of quilt for ldiskfs])],
83 [AS_IF([test "x$enableval" = xno],
89 AS_IF([test x$use_quilt = xmaybe], [
90 AC_PATH_PROG([quilt_avail], [quilt], [no])
91 AS_IF([test x$quilt_avail = xno], [
98 AS_IF([test x$use_quilt = xno], [
99 AC_PATH_PROG([patch_avail], [patch], [no])
100 AS_IF([test x$patch_avail = xno], [
101 AC_MSG_ERROR([*** Need "quilt" or "patch" command])
107 # LB_CONDITIONAL_LDISKFS
109 AC_DEFUN([LB_CONFIG_LDISKFS],
111 # --with-ldiskfs is deprecated now that ldiskfs is fully merged with lustre.
112 # However we continue to support this option through Lustre 2.5.
113 AC_ARG_WITH([ldiskfs],
115 [AC_MSG_WARN([--with-ldiskfs is deprecated, please use --enable-ldiskfs])
116 AS_IF([test x$withval != xyes -a x$withval != xno],
117 [AC_MSG_ERROR([the ldiskfs option is deprecated, and
118 no longer supports paths to external ldiskfs source])])
122 AC_ARG_ENABLE([ldiskfs],
123 [AS_HELP_STRING([--disable-ldiskfs],
124 [disable ldiskfs osd (default is enable)])],
125 [AS_IF([test x$enable_ldiskfs != xyes -a x$enable_ldiskfs != xno],
126 [AC_MSG_ERROR([ldiskfs valid options are "yes" or "no"])])],
127 [AS_IF([test "${with_ldiskfs+set}" = set],
128 [enable_ldiskfs=$with_ldiskfs],
129 [enable_ldiskfs=maybe])
133 AS_IF([test x$enable_server = xno],
134 [AS_CASE([$enable_ldiskfs],
135 [maybe], [enable_ldiskfs=no],
136 [yes], [AC_MSG_ERROR([cannot build ldiskfs when servers are disabled])]
140 AS_IF([test x$enable_ldiskfs != xno],[
141 # In the future, we chould change enable_ldiskfs from maybe to
142 # either yes or no based on additional tests, e.g. whether a patch
143 # set is available for the detected kernel. For now, we just always
145 AS_IF([test x$enable_ldiskfs = xmaybe], [enable_ldiskfs=yes])
148 LDISKFS_AC_PATCH_PROGRAM
149 LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
151 AC_DEFINE(CONFIG_LDISKFS_FS_POSIX_ACL, 1, [posix acls for ldiskfs])
152 AC_DEFINE(CONFIG_LDISKFS_FS_SECURITY, 1, [fs security for ldiskfs])
153 AC_DEFINE(CONFIG_LDISKFS_FS_XATTR, 1, [extened attributes for ldiskfs])
154 AC_DEFINE(CONFIG_LDISKFS_FS_RW, 1, [enable rw access for ldiskfs])
155 AC_SUBST(LDISKFS_SUBDIR, ldiskfs)
156 AC_DEFINE(HAVE_LDISKFS_OSD, 1, Enable ldiskfs osd)
159 AC_MSG_CHECKING([whether to build ldiskfs])
160 AC_MSG_RESULT([$enable_ldiskfs])
162 AM_CONDITIONAL([LDISKFS_ENABLED], [test x$enable_ldiskfs = xyes])
166 # LB_VALIDATE_EXT4_SRC_DIR
168 # Spot check the existance of several source files common to ext4.
169 # Detecting this at configure time allows us to avoid a potential build
170 # failure and provide a useful error message to explain what is wrong.
172 AC_DEFUN([LB_VALIDATE_EXT4_SRC_DIR],
174 if test x$EXT4_SRC_DIR = x; then
175 enable_ldiskfs_build='no'
177 LB_CHECK_FILE([$EXT4_SRC_DIR/dir.c], [], [
178 enable_ldiskfs_build='no'
179 AC_MSG_WARN([ext4 must exist for ldiskfs build])])
180 LB_CHECK_FILE([$EXT4_SRC_DIR/file.c], [], [
181 enable_ldiskfs_build='no'
182 AC_MSG_WARN([ext4 must exist for ldiskfs build])])
183 LB_CHECK_FILE([$EXT4_SRC_DIR/inode.c], [], [
184 enable_ldiskfs_build='no'
185 AC_MSG_WARN([ext4 must exist for ldiskfs build])])
186 LB_CHECK_FILE([$EXT4_SRC_DIR/super.c], [], [
187 enable_ldiskfs_build='no'
188 AC_MSG_WARN([ext4 must exist for ldiskfs build])])
191 if test x$enable_ldiskfs_build = xno; then
196 Disabling ldiskfs support because complete ext4 source does not exist.
198 If you are building using kernel-devel packages and require ldiskfs
199 server support then ensure that the matching kernel-debuginfo-common
200 and kernel-debuginfo-common-<arch> packages are installed.
210 # Determine the location of the ext4 source code. It it required
211 # for several configure tests and to build ldiskfs.
213 AC_DEFUN([LB_EXT4_SRC_DIR],
215 # Kernel ext source located with devel headers
217 if test -e "$linux_src/fs/ext4/super.c"; then
218 EXT4_SRC_DIR=$linux_src/fs/ext4
220 # Kernel ext source provided by kernel-debuginfo-common package
221 linux_src=$(ls -1d /usr/src/debug/*/linux-$LINUXRELEASE \
222 2>/dev/null | tail -1)
223 if test -e "$linux_src/fs/ext4/super.c"; then
224 EXT4_SRC_DIR=$linux_src/fs/ext4
230 AC_MSG_CHECKING([ext4 source directory])
231 AC_MSG_RESULT([$EXT4_SRC_DIR])
232 AC_SUBST(EXT4_SRC_DIR)
234 LB_VALIDATE_EXT4_SRC_DIR
238 # LB_DEFINE_E2FSPROGS_NAMES
240 # Enable the use of alternate naming of ldiskfs-enabled e2fsprogs package.
242 AC_DEFUN([LB_DEFINE_E2FSPROGS_NAMES],
244 AC_ARG_WITH([ldiskfsprogs],
245 AC_HELP_STRING([--with-ldiskfsprogs],
246 [use alternate names for ldiskfs-enabled e2fsprogs]),
249 AC_MSG_CHECKING([whether to use alternate names for e2fsprogs])
250 if test x$withval = xyes ; then
251 AC_DEFINE(HAVE_LDISKFSPROGS, 1, [enable use of ldiskfsprogs package])
252 E2FSPROGS="ldiskfsprogs"
253 MKE2FS="mkfs.ldiskfs"
254 DEBUGFS="debugfs.ldiskfs"
255 TUNE2FS="tunefs.ldiskfs"
256 E2LABEL="label.ldiskfs"
257 DUMPE2FS="dumpfs.ldiskfs"
258 E2FSCK="fsck.ldiskfs"
259 PFSCK="pfsck.ldiskfs"
260 AC_MSG_RESULT([enabled])
262 E2FSPROGS="e2fsprogs"
270 AC_MSG_RESULT([disabled])
273 AC_DEFINE_UNQUOTED(E2FSPROGS, "$E2FSPROGS", [name of ldiskfs e2fsprogs package])
274 AC_DEFINE_UNQUOTED(MKE2FS, "$MKE2FS", [name of ldiskfs mkfs program])
275 AC_DEFINE_UNQUOTED(DEBUGFS, "$DEBUGFS", [name of ldiskfs debug program])
276 AC_DEFINE_UNQUOTED(TUNE2FS, "$TUNE2FS", [name of ldiskfs tune program])
277 AC_DEFINE_UNQUOTED(E2LABEL, "$E2LABEL", [name of ldiskfs label program])
278 AC_DEFINE_UNQUOTED(DUMPE2FS,"$DUMPE2FS", [name of ldiskfs dump program])
279 AC_DEFINE_UNQUOTED(E2FSCK, "$E2FSCK", [name of ldiskfs fsck program])
280 AC_DEFINE_UNQUOTED(PFSCK, "$PFSCK", [name of parallel fsck program])
282 AC_SUBST([E2FSPROGS], [$E2FSPROGS])
283 AC_SUBST([MKE2FS], [$MKE2FS])
284 AC_SUBST([DEBUGFS], [$DEBUGFS])
285 AC_SUBST([TUNE2FS], [$TUNE2FS])
286 AC_SUBST([E2LABEL], [$E2LABEL])
287 AC_SUBST([DUMPE2FS], [$DUMPE2FS])
288 AC_SUBST([E2FSCK], [$E2FSCK])
289 AC_SUBST([PFSCK], [$PFSCK])