4 AC_DEFUN([LDISKFS_LINUX_SERIES], [
6 AC_MSG_CHECKING([which ldiskfs series to use])
7 AS_IF([test x$RHEL_KERNEL = xyes], [
8 case $RHEL_RELEASE_NO in
9 71) LDISKFS_SERIES="3.10-rhel7.series" ;;
10 66) LDISKFS_SERIES="2.6-rhel6.6.series" ;;
11 65) LDISKFS_SERIES="2.6-rhel6.5.series" ;;
12 64) LDISKFS_SERIES="2.6-rhel6.4.series" ;;
13 6[0-3]) LDISKFS_SERIES="2.6-rhel6.series" ;;
15 ], [test x$SUSE_KERNEL = xyes], [
16 AS_VERSION_COMPARE([$LINUXRELEASE],[3.12.0],[
17 AS_VERSION_COMPARE([$LINUXRELEASE],[3.0.0],[
18 AS_VERSION_COMPARE([$LINUXRELEASE],[2.6.32], [],
19 [LDISKFS_SERIES="2.6-sles11.series"],[LDISKFS_SERIES="2.6-sles11.series"])],
20 [LDISKFS_SERIES="3.0-sles11.series"],[
21 PLEV=$(grep PATCHLEVEL /etc/SuSE-release | sed -e 's/.*= *//')
23 2) LDISKFS_SERIES="3.0-sles11.series"
25 3) LDISKFS_SERIES="3.0-sles11sp3.series"
28 ])],[LDISKFS_SERIES="3.12-sles12.series"],[LDISKFS_SERIES="3.12-sles12.series"])
30 AS_IF([test -z "$LDISKFS_SERIES"],
31 [AC_MSG_WARN([Unknown kernel version $LDISKFS_VERSIONRELEASE])])
32 AC_MSG_RESULT([$LDISKFS_SERIES])
33 AC_SUBST(LDISKFS_SERIES)
34 ]) # LDISKFS_LINUX_SERIES
37 # LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
39 # 2.6.32-rc7 ext4_free_blocks requires struct buffer_head
40 # Note that RHEL6 is pre 2.6.32-rc7 so this check is still needed.
42 AC_DEFUN([LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD], [
43 LB_CHECK_COMPILE([if 'ext4_free_blocks' needs 'struct buffer_head'],
44 ext4_free_blocks_with_buffer_head, [
46 #include "$EXT4_SRC_DIR/ext4.h"
48 ext4_free_blocks(NULL, NULL, NULL, 0, 0, 0);
50 AC_DEFINE(HAVE_EXT_FREE_BLOCK_WITH_BUFFER_HEAD, 1,
51 [ext4_free_blocks do not require struct buffer_head])
53 ]) # LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
58 # 2.6.35 renamed ext_pblock to ext4_ext_pblock(ex)
60 AC_DEFUN([LB_EXT_PBLOCK], [
61 LB_CHECK_COMPILE([if Linux kernel has 'ext_pblock'],
64 #include "$EXT4_SRC_DIR/ext4_extents.h"
68 AC_DEFINE(HAVE_EXT_PBLOCK, 1, [Linux kernel has ext_pblock])
73 # LB_EXT4_JOURNAL_START_3ARGS
75 # 3.9 added a type argument to ext4_journal_start and friends
77 AC_DEFUN([LB_EXT4_JOURNAL_START_3ARGS], [
78 LB_CHECK_COMPILE([if ext4_journal_start takes 3 arguments],
81 #include "$EXT4_SRC_DIR/ext4_jbd2.h"
83 ext4_journal_start(NULL, 0, 0);
85 AC_DEFINE(JOURNAL_START_HAS_3ARGS, 1, [ext4_journal_start takes 3 arguments])
87 ]) # LB_EXT4_JOURNAL_START_3ARGS
90 # LB_LDISKFS_MAP_BLOCKS
92 # Since 2.6.35 brought ext4_map_blocks() for IO.
93 # We just check this function whether existed.
94 # it must be exported by ldiskfs patches.
96 AC_DEFUN([LB_LDISKFS_MAP_BLOCKS], [
97 LB_CHECK_COMPILE([if kernel has ext4_map_blocks],
100 #include "$EXT4_SRC_DIR/ext4.h"
102 ext4_map_blocks(NULL, NULL, NULL, 0);
104 AC_DEFINE(HAVE_LDISKFS_MAP_BLOCKS, 1, [kernel has ext4_map_blocks])
109 # LDISKFS_AC_PATCH_PROGRAM
111 # Determine which program should be used to apply the patches to
112 # the ext4 source code to produce the ldiskfs source code.
114 AC_DEFUN([LDISKFS_AC_PATCH_PROGRAM], [
115 AC_ARG_ENABLE([quilt],
116 [AC_HELP_STRING([--disable-quilt],
117 [disable use of quilt for ldiskfs])],
118 [AS_IF([test "x$enableval" = xno],
124 AS_IF([test x$use_quilt = xmaybe], [
125 AC_PATH_PROG([quilt_avail], [quilt], [no])
126 AS_IF([test x$quilt_avail = xno], [
133 AS_IF([test x$use_quilt = xno], [
134 AC_PATH_PROG([patch_avail], [patch], [no])
135 AS_IF([test x$patch_avail = xno], [
136 AC_MSG_ERROR([*** Need "quilt" or "patch" command])
139 ]) # LDISKFS_AC_PATCH_PROGRAM
144 AC_DEFUN([LB_CONFIG_LDISKFS], [
145 # --with-ldiskfs is deprecated now that ldiskfs is fully merged with lustre.
146 # However we continue to support this option through Lustre 2.5.
147 AC_ARG_WITH([ldiskfs],
149 [AC_MSG_WARN([--with-ldiskfs is deprecated, please use --enable-ldiskfs])
150 AS_IF([test x$withval != xyes -a x$withval != xno],
153 The ldiskfs option is deprecated,
154 and no longer supports paths to external ldiskfs source
158 AC_ARG_ENABLE([ldiskfs],
159 [AS_HELP_STRING([--disable-ldiskfs],
160 [disable ldiskfs osd (default is enable)])],
161 [AS_IF([test x$enable_ldiskfs != xyes -a x$enable_ldiskfs != xno],
162 [AC_MSG_ERROR([ldiskfs valid options are "yes" or "no"])])],
163 [AS_IF([test "${with_ldiskfs+set}" = set],
164 [enable_ldiskfs=$with_ldiskfs],
165 [enable_ldiskfs=maybe])
168 AS_IF([test x$enable_server = xno],
169 [AS_CASE([$enable_ldiskfs],
170 [maybe], [enable_ldiskfs=no],
171 [yes], [AC_MSG_ERROR([cannot build ldiskfs when servers are disabled])]
174 AS_IF([test x$enable_ldiskfs != xno],[
175 # In the future, we chould change enable_ldiskfs from maybe to
176 # either yes or no based on additional tests, e.g. whether a patch
177 # set is available for the detected kernel. For now, we just always
179 AS_IF([test x$enable_ldiskfs = xmaybe], [enable_ldiskfs=yes])
182 LDISKFS_AC_PATCH_PROGRAM
183 LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
185 LB_EXT4_JOURNAL_START_3ARGS
186 LB_LDISKFS_MAP_BLOCKS
187 AC_DEFINE(CONFIG_LDISKFS_FS_POSIX_ACL, 1, [posix acls for ldiskfs])
188 AC_DEFINE(CONFIG_LDISKFS_FS_SECURITY, 1, [fs security for ldiskfs])
189 AC_DEFINE(CONFIG_LDISKFS_FS_XATTR, 1, [extened attributes for ldiskfs])
190 AC_DEFINE(CONFIG_LDISKFS_FS_RW, 1, [enable rw access for ldiskfs])
191 AC_SUBST(LDISKFS_SUBDIR, ldiskfs)
192 AC_DEFINE(HAVE_LDISKFS_OSD, 1, Enable ldiskfs osd)
195 AC_MSG_CHECKING([whether to build ldiskfs])
196 AC_MSG_RESULT([$enable_ldiskfs])
198 AM_CONDITIONAL([LDISKFS_ENABLED], [test x$enable_ldiskfs = xyes])
199 ]) # LB_CONFIG_LDISKFS
202 # LB_VALIDATE_EXT4_SRC_DIR
204 # Spot check the existence of several source files common to ext4.
205 # Detecting this at configure time allows us to avoid a potential build
206 # failure and provide a useful error message to explain what is wrong.
208 AC_DEFUN([LB_VALIDATE_EXT4_SRC_DIR], [
209 enable_ldiskfs_build="no"
210 AS_IF([test -n "$EXT4_SRC_DIR"], [
211 enable_ldiskfs_build="yes"
212 LB_CHECK_FILE([$EXT4_SRC_DIR/dir.c], [], [
213 enable_ldiskfs_build="no"
214 AC_MSG_WARN([ext4 must exist for ldiskfs build])
216 LB_CHECK_FILE([$EXT4_SRC_DIR/file.c], [], [
217 enable_ldiskfs_build="no"
218 AC_MSG_WARN([ext4 must exist for ldiskfs build])
220 LB_CHECK_FILE([$EXT4_SRC_DIR/inode.c], [], [
221 enable_ldiskfs_build="no"
222 AC_MSG_WARN([ext4 must exist for ldiskfs build])
224 LB_CHECK_FILE([$EXT4_SRC_DIR/super.c], [], [
225 enable_ldiskfs_build="no"
226 AC_MSG_WARN([ext4 must exist for ldiskfs build])
230 AS_IF([test "x$enable_ldiskfs_build" = xno], [
235 Disabling ldiskfs support because complete ext4 source does not exist.
237 If you are building using kernel-devel packages and require ldiskfs
238 server support then ensure that the matching kernel-debuginfo-common
239 and kernel-debuginfo-common-<arch> packages are installed.
242 ]) # LB_VALIDATE_EXT4_SRC_DIR
247 # Determine the location of the ext4 source code. It it required
248 # for several configure tests and to build ldiskfs.
250 AC_DEFUN([LB_EXT4_SRC_DIR], [
251 AC_MSG_CHECKING([ext4 source directory])
252 # Kernel ext source located with devel headers
254 AS_IF([test -e "$linux_src/fs/ext4/super.c"], [
255 EXT4_SRC_DIR="$linux_src/fs/ext4"
257 # Kernel ext source provided by kernel-debuginfo-common package
258 linux_src=$(ls -1d /usr/src/debug/*/linux-$LINUXRELEASE \
259 2>/dev/null | tail -1)
260 AS_IF([test -e "$linux_src/fs/ext4/super.c"],
261 [EXT4_SRC_DIR="$linux_src/fs/ext4"],
264 AC_MSG_RESULT([$EXT4_SRC_DIR])
265 AC_SUBST(EXT4_SRC_DIR)
267 LB_VALIDATE_EXT4_SRC_DIR
271 # LB_DEFINE_E2FSPROGS_NAMES
273 # Enable the use of alternate naming of ldiskfs-enabled e2fsprogs package.
275 AC_DEFUN([LB_DEFINE_E2FSPROGS_NAMES], [
276 AC_MSG_CHECKING([whether to use alternate names for e2fsprogs])
277 AC_ARG_WITH([ldiskfsprogs],
278 AC_HELP_STRING([--with-ldiskfsprogs],
279 [use alternate names for ldiskfs-enabled e2fsprogs]),
282 AS_IF([test "x$withval" = xyes], [
283 AC_MSG_RESULT([enabled])
284 AC_DEFINE(HAVE_LDISKFSPROGS, 1, [enable use of ldiskfsprogs package])
285 E2FSPROGS="ldiskfsprogs"
286 MKE2FS="mkfs.ldiskfs"
287 DEBUGFS="debugfs.ldiskfs"
288 TUNE2FS="tunefs.ldiskfs"
289 E2LABEL="label.ldiskfs"
290 DUMPE2FS="dumpfs.ldiskfs"
291 E2FSCK="fsck.ldiskfs"
292 PFSCK="pfsck.ldiskfs"
294 AC_MSG_RESULT([disabled])
295 E2FSPROGS="e2fsprogs"
305 AC_DEFINE_UNQUOTED(E2FSPROGS, "$E2FSPROGS", [name of ldiskfs e2fsprogs package])
306 AC_DEFINE_UNQUOTED(MKE2FS, "$MKE2FS", [name of ldiskfs mkfs program])
307 AC_DEFINE_UNQUOTED(DEBUGFS, "$DEBUGFS", [name of ldiskfs debug program])
308 AC_DEFINE_UNQUOTED(TUNE2FS, "$TUNE2FS", [name of ldiskfs tune program])
309 AC_DEFINE_UNQUOTED(E2LABEL, "$E2LABEL", [name of ldiskfs label program])
310 AC_DEFINE_UNQUOTED(DUMPE2FS,"$DUMPE2FS", [name of ldiskfs dump program])
311 AC_DEFINE_UNQUOTED(E2FSCK, "$E2FSCK", [name of ldiskfs fsck program])
312 AC_DEFINE_UNQUOTED(PFSCK, "$PFSCK", [name of parallel fsck program])
314 AC_SUBST([E2FSPROGS], [$E2FSPROGS])
315 AC_SUBST([MKE2FS], [$MKE2FS])
316 AC_SUBST([DEBUGFS], [$DEBUGFS])
317 AC_SUBST([TUNE2FS], [$TUNE2FS])
318 AC_SUBST([E2LABEL], [$E2LABEL])
319 AC_SUBST([DUMPE2FS], [$DUMPE2FS])
320 AC_SUBST([E2FSCK], [$E2FSCK])
321 AC_SUBST([PFSCK], [$PFSCK])
322 ]) # LB_DEFINE_E2FSPROGS_NAMES