4 AC_DEFUN([LDISKFS_LINUX_SERIES], [
6 AC_MSG_CHECKING([which ldiskfs series to use])
7 AS_IF([test x$RHEL_KERNEL = xyes], [
8 AS_VERSION_COMPARE([$RHEL_KERNEL_VERSION],[2.6.32-431],[
9 AS_VERSION_COMPARE([$RHEL_KERNEL_VERSION],[2.6.32-343],[
10 AS_VERSION_COMPARE([$RHEL_KERNEL_VERSION],[2.6.32],[],
11 [LDISKFS_SERIES="2.6-rhel6.series"], [LDISKFS_SERIES="2.6-rhel6.series"])],
12 [LDISKFS_SERIES="2.6-rhel6.4.series"],[LDISKFS_SERIES="2.6-rhel6.4.series"])],
13 [LDISKFS_SERIES="2.6-rhel6.5.series"],[LDISKFS_SERIES="2.6-rhel6.5.series"])
14 ], [test x$SUSE_KERNEL = xyes], [
15 AS_VERSION_COMPARE([$LINUXRELEASE],[3.0.0],[
16 AS_VERSION_COMPARE([$LINUXRELEASE],[2.6.32], [],
17 [LDISKFS_SERIES="2.6-sles11.series"],[LDISKFS_SERIES="2.6-sles11.series"])],
18 [LDISKFS_SERIES="3.0-sles11.series"],[
19 PLEV=$(grep PATCHLEVEL /etc/SuSE-release | sed -e 's/.*= *//')
21 2) LDISKFS_SERIES="3.0-sles11.series"
23 3) LDISKFS_SERIES="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])
31 AC_SUBST(LDISKFS_SERIES)
32 ]) # LDISKFS_LINUX_SERIES
35 # LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
37 # 2.6.32-rc7 ext4_free_blocks requires struct buffer_head
38 # Note that RHEL6 is pre 2.6.32-rc7 so this check is still needed.
40 AC_DEFUN([LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD], [
41 LB_CHECK_COMPILE([if 'ext4_free_blocks' needs 'struct buffer_head'],
42 ext4_free_blocks_with_buffer_head, [
44 #include "$EXT4_SRC_DIR/ext4.h"
46 ext4_free_blocks(NULL, NULL, NULL, 0, 0, 0);
48 AC_DEFINE(HAVE_EXT_FREE_BLOCK_WITH_BUFFER_HEAD, 1,
49 [ext4_free_blocks do not require struct buffer_head])
51 ]) # LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
56 # 2.6.35 renamed ext_pblock to ext4_ext_pblock(ex)
58 AC_DEFUN([LB_EXT_PBLOCK], [
59 LB_CHECK_COMPILE([if Linux kernel has 'ext_pblock'],
62 #include "$EXT4_SRC_DIR/ext4_extents.h"
66 AC_DEFINE(HAVE_EXT_PBLOCK, 1, [Linux kernel has ext_pblock])
71 # LDISKFS_AC_PATCH_PROGRAM
73 # Determine which program should be used to apply the patches to
74 # the ext4 source code to produce the ldiskfs source code.
76 AC_DEFUN([LDISKFS_AC_PATCH_PROGRAM], [
77 AC_ARG_ENABLE([quilt],
78 [AC_HELP_STRING([--disable-quilt],
79 [disable use of quilt for ldiskfs])],
80 [AS_IF([test "x$enableval" = xno],
86 AS_IF([test x$use_quilt = xmaybe], [
87 AC_PATH_PROG([quilt_avail], [quilt], [no])
88 AS_IF([test x$quilt_avail = xno], [
95 AS_IF([test x$use_quilt = xno], [
96 AC_PATH_PROG([patch_avail], [patch], [no])
97 AS_IF([test x$patch_avail = xno], [
98 AC_MSG_ERROR([*** Need "quilt" or "patch" command])
101 ]) # LDISKFS_AC_PATCH_PROGRAM
106 AC_DEFUN([LB_CONFIG_LDISKFS], [
107 # --with-ldiskfs is deprecated now that ldiskfs is fully merged with lustre.
108 # However we continue to support this option through Lustre 2.5.
109 AC_ARG_WITH([ldiskfs],
111 [AC_MSG_WARN([--with-ldiskfs is deprecated, please use --enable-ldiskfs])
112 AS_IF([test x$withval != xyes -a x$withval != xno],
115 The ldiskfs option is deprecated,
116 and no longer supports paths to external ldiskfs source
120 AC_ARG_ENABLE([ldiskfs],
121 [AS_HELP_STRING([--disable-ldiskfs],
122 [disable ldiskfs osd (default is enable)])],
123 [AS_IF([test x$enable_ldiskfs != xyes -a x$enable_ldiskfs != xno],
124 [AC_MSG_ERROR([ldiskfs valid options are "yes" or "no"])])],
125 [AS_IF([test "${with_ldiskfs+set}" = set],
126 [enable_ldiskfs=$with_ldiskfs],
127 [enable_ldiskfs=maybe])
130 AS_IF([test x$enable_server = xno],
131 [AS_CASE([$enable_ldiskfs],
132 [maybe], [enable_ldiskfs=no],
133 [yes], [AC_MSG_ERROR([cannot build ldiskfs when servers are disabled])]
136 AS_IF([test x$enable_ldiskfs != xno],[
137 # In the future, we chould change enable_ldiskfs from maybe to
138 # either yes or no based on additional tests, e.g. whether a patch
139 # set is available for the detected kernel. For now, we just always
141 AS_IF([test x$enable_ldiskfs = xmaybe], [enable_ldiskfs=yes])
144 LDISKFS_AC_PATCH_PROGRAM
145 LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
147 AC_DEFINE(CONFIG_LDISKFS_FS_POSIX_ACL, 1, [posix acls for ldiskfs])
148 AC_DEFINE(CONFIG_LDISKFS_FS_SECURITY, 1, [fs security for ldiskfs])
149 AC_DEFINE(CONFIG_LDISKFS_FS_XATTR, 1, [extened attributes for ldiskfs])
150 AC_DEFINE(CONFIG_LDISKFS_FS_RW, 1, [enable rw access for ldiskfs])
151 AC_SUBST(LDISKFS_SUBDIR, ldiskfs)
152 AC_DEFINE(HAVE_LDISKFS_OSD, 1, Enable ldiskfs osd)
155 AC_MSG_CHECKING([whether to build ldiskfs])
156 AC_MSG_RESULT([$enable_ldiskfs])
158 AM_CONDITIONAL([LDISKFS_ENABLED], [test x$enable_ldiskfs = xyes])
159 ]) # LB_CONFIG_LDISKFS
162 # LB_VALIDATE_EXT4_SRC_DIR
164 # Spot check the existance of several source files common to ext4.
165 # Detecting this at configure time allows us to avoid a potential build
166 # failure and provide a useful error message to explain what is wrong.
168 AC_DEFUN([LB_VALIDATE_EXT4_SRC_DIR], [
169 enable_ldiskfs_build="no"
170 AS_IF([test -n "$EXT4_SRC_DIR"], [
171 enable_ldiskfs_build="yes"
172 LB_CHECK_FILE([$EXT4_SRC_DIR/dir.c], [], [
173 enable_ldiskfs_build="no"
174 AC_MSG_WARN([ext4 must exist for ldiskfs build])
176 LB_CHECK_FILE([$EXT4_SRC_DIR/file.c], [], [
177 enable_ldiskfs_build="no"
178 AC_MSG_WARN([ext4 must exist for ldiskfs build])
180 LB_CHECK_FILE([$EXT4_SRC_DIR/inode.c], [], [
181 enable_ldiskfs_build="no"
182 AC_MSG_WARN([ext4 must exist for ldiskfs build])
184 LB_CHECK_FILE([$EXT4_SRC_DIR/super.c], [], [
185 enable_ldiskfs_build="no"
186 AC_MSG_WARN([ext4 must exist for ldiskfs build])
190 AS_IF([test "x$enable_ldiskfs_build" = xno], [
195 Disabling ldiskfs support because complete ext4 source does not exist.
197 If you are building using kernel-devel packages and require ldiskfs
198 server support then ensure that the matching kernel-debuginfo-common
199 and kernel-debuginfo-common-<arch> packages are installed.
202 ]) # LB_VALIDATE_EXT4_SRC_DIR
207 # Determine the location of the ext4 source code. It it required
208 # for several configure tests and to build ldiskfs.
210 AC_DEFUN([LB_EXT4_SRC_DIR], [
211 AC_MSG_CHECKING([ext4 source directory])
212 # Kernel ext source located with devel headers
214 AS_IF([test -e "$linux_src/fs/ext4/super.c"], [
215 EXT4_SRC_DIR="$linux_src/fs/ext4"
217 # Kernel ext source provided by kernel-debuginfo-common package
218 linux_src=$(ls -1d /usr/src/debug/*/linux-$LINUXRELEASE \
219 2>/dev/null | tail -1)
220 AS_IF([test -e "$linux_src/fs/ext4/super.c"],
221 [EXT4_SRC_DIR="$linux_src/fs/ext4"],
224 AC_MSG_RESULT([$EXT4_SRC_DIR])
225 AC_SUBST(EXT4_SRC_DIR)
227 LB_VALIDATE_EXT4_SRC_DIR
231 # LB_DEFINE_E2FSPROGS_NAMES
233 # Enable the use of alternate naming of ldiskfs-enabled e2fsprogs package.
235 AC_DEFUN([LB_DEFINE_E2FSPROGS_NAMES], [
236 AC_MSG_CHECKING([whether to use alternate names for e2fsprogs])
237 AC_ARG_WITH([ldiskfsprogs],
238 AC_HELP_STRING([--with-ldiskfsprogs],
239 [use alternate names for ldiskfs-enabled e2fsprogs]),
242 AS_IF([test "x$withval" = xyes], [
243 AC_MSG_RESULT([enabled])
244 AC_DEFINE(HAVE_LDISKFSPROGS, 1, [enable use of ldiskfsprogs package])
245 E2FSPROGS="ldiskfsprogs"
246 MKE2FS="mkfs.ldiskfs"
247 DEBUGFS="debugfs.ldiskfs"
248 TUNE2FS="tunefs.ldiskfs"
249 E2LABEL="label.ldiskfs"
250 DUMPE2FS="dumpfs.ldiskfs"
251 E2FSCK="fsck.ldiskfs"
252 PFSCK="pfsck.ldiskfs"
254 AC_MSG_RESULT([disabled])
255 E2FSPROGS="e2fsprogs"
265 AC_DEFINE_UNQUOTED(E2FSPROGS, "$E2FSPROGS", [name of ldiskfs e2fsprogs package])
266 AC_DEFINE_UNQUOTED(MKE2FS, "$MKE2FS", [name of ldiskfs mkfs program])
267 AC_DEFINE_UNQUOTED(DEBUGFS, "$DEBUGFS", [name of ldiskfs debug program])
268 AC_DEFINE_UNQUOTED(TUNE2FS, "$TUNE2FS", [name of ldiskfs tune program])
269 AC_DEFINE_UNQUOTED(E2LABEL, "$E2LABEL", [name of ldiskfs label program])
270 AC_DEFINE_UNQUOTED(DUMPE2FS,"$DUMPE2FS", [name of ldiskfs dump program])
271 AC_DEFINE_UNQUOTED(E2FSCK, "$E2FSCK", [name of ldiskfs fsck program])
272 AC_DEFINE_UNQUOTED(PFSCK, "$PFSCK", [name of parallel fsck program])
274 AC_SUBST([E2FSPROGS], [$E2FSPROGS])
275 AC_SUBST([MKE2FS], [$MKE2FS])
276 AC_SUBST([DEBUGFS], [$DEBUGFS])
277 AC_SUBST([TUNE2FS], [$TUNE2FS])
278 AC_SUBST([E2LABEL], [$E2LABEL])
279 AC_SUBST([DUMPE2FS], [$DUMPE2FS])
280 AC_SUBST([E2FSCK], [$E2FSCK])
281 AC_SUBST([PFSCK], [$PFSCK])
282 ]) # LB_DEFINE_E2FSPROGS_NAMES