4 AC_DEFUN([LDISKFS_LINUX_SERIES], [
5 AC_MSG_CHECKING([which ldiskfs series to use])
6 case x$LDISKFS_SERIES in
9 *.series) # set externally
13 AS_IF([test -z "$LDISKFS_SERIES"], [
14 AS_IF([test x$RHEL_KERNEL = xyes], [
15 case $RHEL_RELEASE_NO in
16 73) LDISKFS_SERIES="3.10-rhel7.3.series" ;;
17 72) LDISKFS_SERIES="3.10-rhel7.2.series" ;;
18 71) LDISKFS_SERIES="3.10-rhel7.series" ;;
19 68) LDISKFS_SERIES="2.6-rhel6.8.series" ;;
20 67) LDISKFS_SERIES="2.6-rhel6.7.series" ;;
21 66) LDISKFS_SERIES="2.6-rhel6.6.series" ;;
22 65) LDISKFS_SERIES="2.6-rhel6.5.series" ;;
23 64) LDISKFS_SERIES="2.6-rhel6.4.series" ;;
24 6[0-3]) LDISKFS_SERIES="2.6-rhel6.series" ;;
26 ], [test x$SUSE_KERNEL = xyes], [
27 AS_VERSION_COMPARE([$LINUXRELEASE],[3.12.0],[
28 AS_VERSION_COMPARE([$LINUXRELEASE],[3.0.0],[
29 AS_VERSION_COMPARE([$LINUXRELEASE],[2.6.32], [],
30 [LDISKFS_SERIES="2.6-sles11.series"],[LDISKFS_SERIES="2.6-sles11.series"])],
31 [LDISKFS_SERIES="3.0-sles11.series"],[
32 PLEV=$(grep PATCHLEVEL /etc/SuSE-release | sed -e 's/.*= *//')
34 2) LDISKFS_SERIES="3.0-sles11.series"
36 3|4) LDISKFS_SERIES="3.0-sles11sp3.series"
39 ])],[LDISKFS_SERIES="3.12-sles12.series"],[
40 PLEV=$(grep PATCHLEVEL /etc/SuSE-release | sed -e 's/.*= *//')
42 1) LDISKFS_SERIES="3.12-sles12sp1.series"
44 *) LDISKFS_SERIES="3.12-sles12.series"
50 AS_IF([test -z "$LDISKFS_SERIES"],
51 [AC_MSG_RESULT([failed to identify series])],
52 [AC_MSG_RESULT([$LDISKFS_SERIES])])
53 AC_SUBST(LDISKFS_SERIES)
54 ]) # LDISKFS_LINUX_SERIES
57 # LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
59 # 2.6.32-rc7 ext4_free_blocks requires struct buffer_head
60 # Note that RHEL6 is pre 2.6.32-rc7 so this check is still needed.
62 AC_DEFUN([LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD], [
63 LB_CHECK_COMPILE([if 'ext4_free_blocks' needs 'struct buffer_head'],
64 ext4_free_blocks_with_buffer_head, [
66 #include "$EXT4_SRC_DIR/ext4.h"
68 ext4_free_blocks(NULL, NULL, NULL, 0, 0, 0);
70 AC_DEFINE(HAVE_EXT_FREE_BLOCK_WITH_BUFFER_HEAD, 1,
71 [ext4_free_blocks do not require struct buffer_head])
73 ]) # LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
78 # 2.6.35 renamed ext_pblock to ext4_ext_pblock(ex)
80 AC_DEFUN([LB_EXT_PBLOCK], [
81 LB_CHECK_COMPILE([if Linux kernel has 'ext_pblock'],
84 #include "$EXT4_SRC_DIR/ext4_extents.h"
88 AC_DEFINE(HAVE_EXT_PBLOCK, 1, [Linux kernel has ext_pblock])
93 # LB_EXT4_JOURNAL_START_3ARGS
95 # 3.9 added a type argument to ext4_journal_start and friends
97 AC_DEFUN([LB_EXT4_JOURNAL_START_3ARGS], [
98 LB_CHECK_COMPILE([if ext4_journal_start takes 3 arguments],
100 #include <linux/fs.h>
101 #include "$EXT4_SRC_DIR/ext4_jbd2.h"
103 ext4_journal_start(NULL, 0, 0);
105 AC_DEFINE(JOURNAL_START_HAS_3ARGS, 1, [ext4_journal_start takes 3 arguments])
107 ]) # LB_EXT4_JOURNAL_START_3ARGS
110 # LB_LDISKFS_MAP_BLOCKS
112 # Since 2.6.35 brought ext4_map_blocks() for IO.
113 # We just check this function whether existed.
114 # it must be exported by ldiskfs patches.
116 AC_DEFUN([LB_LDISKFS_MAP_BLOCKS], [
117 LB_CHECK_COMPILE([if kernel has ext4_map_blocks],
119 #include <linux/fs.h>
120 #include "$EXT4_SRC_DIR/ext4.h"
122 ext4_map_blocks(NULL, NULL, NULL, 0);
124 AC_DEFINE(HAVE_LDISKFS_MAP_BLOCKS, 1, [kernel has ext4_map_blocks])
129 # LB_EXT4_BREAD_4ARGS
131 # 3.18 ext4_bread has 4 arguments
133 AC_DEFUN([LB_EXT4_BREAD_4ARGS], [
134 LB_CHECK_COMPILE([if ext4_bread takes 4 arguments],
136 #include <linux/fs.h>
137 #include "$EXT4_SRC_DIR/ext4.h"
139 ext4_bread(NULL, NULL, 0, 0);
141 AC_DEFINE(HAVE_EXT4_BREAD_4ARGS, 1, [ext4_bread takes 4 arguments])
143 ]) # LB_EXT4_BREAD_4ARGS
146 # LDISKFS_AC_PATCH_PROGRAM
148 # Determine which program should be used to apply the patches to
149 # the ext4 source code to produce the ldiskfs source code.
151 AC_DEFUN([LDISKFS_AC_PATCH_PROGRAM], [
152 AC_ARG_ENABLE([quilt],
153 [AC_HELP_STRING([--disable-quilt],
154 [disable use of quilt for ldiskfs])],
155 [AS_IF([test "x$enableval" = xno],
161 AS_IF([test x$use_quilt = xmaybe], [
162 AC_PATH_PROG([quilt_avail], [quilt], [no])
163 AS_IF([test x$quilt_avail = xno], [
170 AS_IF([test x$use_quilt = xno], [
171 AC_PATH_PROG([patch_avail], [patch], [no])
172 AS_IF([test x$patch_avail = xno], [
173 AC_MSG_ERROR([*** Need "quilt" or "patch" command])
176 ]) # LDISKFS_AC_PATCH_PROGRAM
181 AC_DEFUN([LB_CONFIG_LDISKFS], [
182 # --with-ldiskfs is deprecated now that ldiskfs is fully merged with lustre.
183 # However we continue to support this option through Lustre 2.5.
184 AC_ARG_WITH([ldiskfs],
186 [AC_MSG_WARN([--with-ldiskfs is deprecated, please use --enable-ldiskfs])
187 AS_IF([test x$withval != xyes -a x$withval != xno],
190 The ldiskfs option is deprecated,
191 and no longer supports paths to external ldiskfs source
195 AC_ARG_ENABLE([ldiskfs],
196 [AS_HELP_STRING([--disable-ldiskfs],
197 [disable ldiskfs osd (default is enable)])],
198 [AS_IF([test x$enable_ldiskfs != xyes -a x$enable_ldiskfs != xno],
199 [AC_MSG_ERROR([ldiskfs valid options are "yes" or "no"])])],
200 [AS_IF([test "${with_ldiskfs+set}" = set],
201 [enable_ldiskfs=$with_ldiskfs],
202 [enable_ldiskfs=maybe])
205 AS_IF([test x$enable_server = xno],
206 [AS_CASE([$enable_ldiskfs],
207 [maybe], [enable_ldiskfs=no],
208 [yes], [AC_MSG_ERROR([cannot build ldiskfs when servers are disabled])]
211 AS_IF([test x$enable_ldiskfs != xno],[
212 # In the future, we chould change enable_ldiskfs from maybe to
213 # either yes or no based on additional tests, e.g. whether a patch
214 # set is available for the detected kernel. For now, we just always
216 AS_IF([test x$enable_ldiskfs = xmaybe], [enable_ldiskfs=yes])
219 LDISKFS_AC_PATCH_PROGRAM
220 LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
222 LB_EXT4_JOURNAL_START_3ARGS
223 LB_LDISKFS_MAP_BLOCKS
225 AC_DEFINE(CONFIG_LDISKFS_FS_POSIX_ACL, 1, [posix acls for ldiskfs])
226 AC_DEFINE(CONFIG_LDISKFS_FS_SECURITY, 1, [fs security for ldiskfs])
227 AC_DEFINE(CONFIG_LDISKFS_FS_XATTR, 1, [extened attributes for ldiskfs])
228 AC_DEFINE(CONFIG_LDISKFS_FS_RW, 1, [enable rw access for ldiskfs])
229 AC_SUBST(LDISKFS_SUBDIR, ldiskfs)
230 AC_DEFINE(HAVE_LDISKFS_OSD, 1, Enable ldiskfs osd)
233 AC_MSG_CHECKING([whether to build ldiskfs])
234 AC_MSG_RESULT([$enable_ldiskfs])
236 AM_CONDITIONAL([LDISKFS_ENABLED], [test x$enable_ldiskfs = xyes])
237 ]) # LB_CONFIG_LDISKFS
240 # LB_VALIDATE_EXT4_SRC_DIR
242 # Spot check the existence of several source files common to ext4.
243 # Detecting this at configure time allows us to avoid a potential build
244 # failure and provide a useful error message to explain what is wrong.
246 AC_DEFUN([LB_VALIDATE_EXT4_SRC_DIR], [
247 enable_ldiskfs_build="no"
248 AS_IF([test -n "$EXT4_SRC_DIR"], [
249 enable_ldiskfs_build="yes"
250 LB_CHECK_FILE([$EXT4_SRC_DIR/dir.c], [], [
251 enable_ldiskfs_build="no"
252 AC_MSG_WARN([ext4 must exist for ldiskfs build])
254 LB_CHECK_FILE([$EXT4_SRC_DIR/file.c], [], [
255 enable_ldiskfs_build="no"
256 AC_MSG_WARN([ext4 must exist for ldiskfs build])
258 LB_CHECK_FILE([$EXT4_SRC_DIR/inode.c], [], [
259 enable_ldiskfs_build="no"
260 AC_MSG_WARN([ext4 must exist for ldiskfs build])
262 LB_CHECK_FILE([$EXT4_SRC_DIR/super.c], [], [
263 enable_ldiskfs_build="no"
264 AC_MSG_WARN([ext4 must exist for ldiskfs build])
268 AS_IF([test "x$enable_ldiskfs_build" = xno], [
273 Disabling ldiskfs support because complete ext4 source does not exist.
275 If you are building using kernel-devel packages and require ldiskfs
276 server support then ensure that the matching kernel-debuginfo-common
277 and kernel-debuginfo-common-<arch> packages are installed.
280 ]) # LB_VALIDATE_EXT4_SRC_DIR
285 # Determine the location of the ext4 source code. It it required
286 # for several configure tests and to build ldiskfs.
288 AC_DEFUN([LB_EXT4_SRC_DIR], [
289 AC_MSG_CHECKING([ext4 source directory])
290 # Kernel ext source located with devel headers
292 AS_IF([test -e "$linux_src/fs/ext4/super.c"], [
293 EXT4_SRC_DIR="$linux_src/fs/ext4"
295 # Kernel ext source provided by kernel-debuginfo-common package
296 linux_src=$(ls -1d /usr/src/debug/*/linux-${LINUXRELEASE%.*}* \
297 2>/dev/null | tail -1)
298 AS_IF([test -e "$linux_src/fs/ext4/super.c"],
299 [EXT4_SRC_DIR="$linux_src/fs/ext4"],
302 AC_MSG_RESULT([$EXT4_SRC_DIR])
303 AC_SUBST(EXT4_SRC_DIR)
305 LB_VALIDATE_EXT4_SRC_DIR
309 # LB_DEFINE_E2FSPROGS_NAMES
311 # Enable the use of alternate naming of ldiskfs-enabled e2fsprogs package.
313 AC_DEFUN([LB_DEFINE_E2FSPROGS_NAMES], [
314 AC_MSG_CHECKING([whether to use alternate names for e2fsprogs])
315 AC_ARG_WITH([ldiskfsprogs],
316 AC_HELP_STRING([--with-ldiskfsprogs],
317 [use alternate names for ldiskfs-enabled e2fsprogs]),
320 AS_IF([test "x$withval" = xyes], [
321 AC_MSG_RESULT([enabled])
322 AC_DEFINE(HAVE_LDISKFSPROGS, 1, [enable use of ldiskfsprogs package])
323 E2FSPROGS="ldiskfsprogs"
324 MKE2FS="mkfs.ldiskfs"
325 DEBUGFS="debugfs.ldiskfs"
326 TUNE2FS="tunefs.ldiskfs"
327 E2LABEL="label.ldiskfs"
328 DUMPE2FS="dumpfs.ldiskfs"
329 E2FSCK="fsck.ldiskfs"
330 PFSCK="pfsck.ldiskfs"
332 AC_MSG_RESULT([disabled])
333 E2FSPROGS="e2fsprogs"
343 AC_DEFINE_UNQUOTED(E2FSPROGS, "$E2FSPROGS", [name of ldiskfs e2fsprogs package])
344 AC_DEFINE_UNQUOTED(MKE2FS, "$MKE2FS", [name of ldiskfs mkfs program])
345 AC_DEFINE_UNQUOTED(DEBUGFS, "$DEBUGFS", [name of ldiskfs debug program])
346 AC_DEFINE_UNQUOTED(TUNE2FS, "$TUNE2FS", [name of ldiskfs tune program])
347 AC_DEFINE_UNQUOTED(E2LABEL, "$E2LABEL", [name of ldiskfs label program])
348 AC_DEFINE_UNQUOTED(DUMPE2FS,"$DUMPE2FS", [name of ldiskfs dump program])
349 AC_DEFINE_UNQUOTED(E2FSCK, "$E2FSCK", [name of ldiskfs fsck program])
350 AC_DEFINE_UNQUOTED(PFSCK, "$PFSCK", [name of parallel fsck program])
352 AC_SUBST([E2FSPROGS], [$E2FSPROGS])
353 AC_SUBST([MKE2FS], [$MKE2FS])
354 AC_SUBST([DEBUGFS], [$DEBUGFS])
355 AC_SUBST([TUNE2FS], [$TUNE2FS])
356 AC_SUBST([E2LABEL], [$E2LABEL])
357 AC_SUBST([DUMPE2FS], [$DUMPE2FS])
358 AC_SUBST([E2FSCK], [$E2FSCK])
359 AC_SUBST([PFSCK], [$PFSCK])
360 ]) # LB_DEFINE_E2FSPROGS_NAMES