Miklos Szeredi | 2a53c58 | 2007-03-14 09:32:00 +0000 | [diff] [blame^] | 1 | AC_INIT(fuse-kernel, 2.7.0-pre1) |
Miklos Szeredi | 51ec103 | 2004-11-10 11:52:26 +0000 | [diff] [blame] | 2 | AC_CONFIG_HEADERS([config.h]) |
| 3 | |
Miklos Szeredi | 3a6ea06 | 2004-11-11 10:33:58 +0000 | [diff] [blame] | 4 | AC_PROG_INSTALL |
| 5 | |
Miklos Szeredi | bac4c77 | 2005-11-23 13:35:54 +0000 | [diff] [blame] | 6 | runver=`uname -r` |
Miklos Szeredi | 6cf952a | 2006-09-30 07:39:33 +0000 | [diff] [blame] | 7 | bad_kernel_version=no |
Miklos Szeredi | bac4c77 | 2005-11-23 13:35:54 +0000 | [diff] [blame] | 8 | ENABLE_FUSE_MODULE=y |
Miklos Szeredi | 3cc8a26 | 2005-11-29 11:04:27 +0000 | [diff] [blame] | 9 | KERNELCFLAGS= |
Miklos Szeredi | bac4c77 | 2005-11-23 13:35:54 +0000 | [diff] [blame] | 10 | |
Miklos Szeredi | 51ec103 | 2004-11-10 11:52:26 +0000 | [diff] [blame] | 11 | kernelsrc= |
Miklos Szeredi | 2c65041 | 2005-10-26 15:12:59 +0000 | [diff] [blame] | 12 | kernelbuild= |
Miklos Szeredi | 51ec103 | 2004-11-10 11:52:26 +0000 | [diff] [blame] | 13 | AC_ARG_WITH(kernel, |
| 14 | [ --with-kernel=PATH Specify location of kernel source ], |
Miklos Szeredi | 2c65041 | 2005-10-26 15:12:59 +0000 | [diff] [blame] | 15 | [kernelsrc="$withval"; kernelbuild="$withval"]) |
| 16 | AC_ARG_WITH(kernel-build, |
| 17 | [ --with-kernel-build=PATH Specify location of kernel build ], |
| 18 | [kernelbuild="$withval"]) |
Miklos Szeredi | 8c7da23 | 2005-01-09 12:27:41 +0000 | [diff] [blame] | 19 | AC_ARG_ENABLE(kernel-module, |
| 20 | [ --enable-kernel-module Compile kernel module ]) |
| 21 | |
Miklos Szeredi | bac4c77 | 2005-11-23 13:35:54 +0000 | [diff] [blame] | 22 | if test -z "$enable_kernel_module" -a -z "$kernelbuild" && echo "$runver" | grep -q "^2.6"; then |
| 23 | checkmodule=no |
| 24 | AC_MSG_CHECKING([if FUSE is loaded as a module]) |
| 25 | if cat /proc/modules | grep -q "^fuse "; then |
| 26 | AC_MSG_RESULT([yes]) |
| 27 | checkmodule=yes |
| 28 | else |
| 29 | AC_MSG_RESULT([no]) |
| 30 | AC_MSG_CHECKING([if FUSE module is built into the kernel]) |
| 31 | if test -e /sys/class/misc/fuse; then |
| 32 | AC_MSG_RESULT([yes]) |
| 33 | ENABLE_FUSE_MODULE=n |
| 34 | else |
| 35 | AC_MSG_RESULT([no]) |
| 36 | checkmodule=yes |
Miklos Szeredi | 8c7da23 | 2005-01-09 12:27:41 +0000 | [diff] [blame] | 37 | fi |
| 38 | fi |
Miklos Szeredi | bac4c77 | 2005-11-23 13:35:54 +0000 | [diff] [blame] | 39 | if test "$checkmodule" = yes; then |
| 40 | AC_MSG_CHECKING([if FUSE module is from official kernel]) |
Miklos Szeredi | 15af1b8 | 2006-01-16 17:52:24 +0000 | [diff] [blame] | 41 | if test ! -f /lib/modules/${runver}/kernel/fs/fuse/fuse.ko; then |
| 42 | AC_MSG_RESULT([no]) |
| 43 | elif fgrep -q "fuse distribution version: " /lib/modules/${runver}/kernel/fs/fuse/fuse.ko 2> /dev/null; then |
Miklos Szeredi | bac4c77 | 2005-11-23 13:35:54 +0000 | [diff] [blame] | 44 | AC_MSG_RESULT([no]) |
| 45 | else |
| 46 | AC_MSG_RESULT([yes]) |
| 47 | ENABLE_FUSE_MODULE=n |
| 48 | fi |
Miklos Szeredi | 8c7da23 | 2005-01-09 12:27:41 +0000 | [diff] [blame] | 49 | fi |
| 50 | fi |
Miklos Szeredi | bac4c77 | 2005-11-23 13:35:54 +0000 | [diff] [blame] | 51 | |
| 52 | if test "$ENABLE_FUSE_MODULE" = y; then |
| 53 | AC_MSG_CHECKING([kernel source directory]) |
| 54 | if test -z "$kernelsrc"; then |
| 55 | kernelbuild= |
| 56 | sourcelink=/lib/modules/${runver}/source |
| 57 | buildlink=/lib/modules/${runver}/build |
| 58 | |
| 59 | if test -e $sourcelink; then |
| 60 | kernelsrc=`(cd $sourcelink; /bin/pwd)` |
| 61 | fi |
| 62 | if test -e $buildlink; then |
| 63 | kernelbuild=`(cd $buildlink; /bin/pwd)` |
| 64 | fi |
| 65 | if test -z "$kernelsrc"; then |
| 66 | kernelsrc=$kernelbuild |
| 67 | fi |
| 68 | if test -z "$kernelsrc" -o -z "$kernelbuild"; then |
| 69 | AC_MSG_RESULT([Not found]) |
| 70 | AC_MSG_ERROR([ |
| 71 | *** Please specify the location of the kernel source with |
| 72 | *** the '--with-kernel=SRCDIR' option]) |
| 73 | fi |
| 74 | fi |
| 75 | AC_MSG_RESULT([$kernelsrc]) |
| 76 | AC_MSG_CHECKING([kernel build directory]) |
| 77 | AC_MSG_RESULT([$kernelbuild]) |
| 78 | |
| 79 | AC_MSG_CHECKING([kernel source version]) |
Miklos Szeredi | 3ded1a3 | 2006-08-18 18:43:50 +0000 | [diff] [blame] | 80 | if test -r $kernelbuild/include/linux/version.h && fgrep -q UTS_RELEASE $kernelbuild/include/linux/version.h; then |
Miklos Szeredi | bac4c77 | 2005-11-23 13:35:54 +0000 | [diff] [blame] | 81 | kernsrcver=`(echo "#include <linux/version.h>"; echo "kernsrcver=UTS_RELEASE") | cpp -I $kernelbuild/include | grep "^kernsrcver=" | cut -d \" -f 2` |
Miklos Szeredi | 3ded1a3 | 2006-08-18 18:43:50 +0000 | [diff] [blame] | 82 | elif test -r $kernelbuild/include/linux/utsrelease.h && fgrep -q UTS_RELEASE $kernelbuild/include/linux/utsrelease.h; then |
| 83 | kernsrcver=`(echo "#include <linux/utsrelease.h>"; echo "kernsrcver=UTS_RELEASE") | cpp -I $kernelbuild/include | grep "^kernsrcver=" | cut -d \" -f 2` |
Miklos Szeredi | bac4c77 | 2005-11-23 13:35:54 +0000 | [diff] [blame] | 84 | fi |
| 85 | if test -z "$kernsrcver"; then |
| 86 | AC_MSG_RESULT([Not found]) |
| 87 | AC_MSG_ERROR([ |
| 88 | *** Cannot determine the version of the linux kernel source. Please |
| 89 | *** prepare the kernel before running this script]) |
| 90 | fi |
| 91 | AC_MSG_RESULT([$kernsrcver]) |
Miklos Szeredi | bac4c77 | 2005-11-23 13:35:54 +0000 | [diff] [blame] | 92 | kmoduledir=${INSTALL_MOD_PATH}/lib/modules/$kernsrcver |
| 93 | AC_SUBST(kernelsrc) |
Miklos Szeredi | bac4c77 | 2005-11-23 13:35:54 +0000 | [diff] [blame] | 94 | AC_SUBST(kmoduledir) |
| 95 | |
Miklos Szeredi | 6cf952a | 2006-09-30 07:39:33 +0000 | [diff] [blame] | 96 | if echo "$kernsrcver" | egrep -q ["^(2.4|2.6.[0-8]([^0-9]|\$))"]; then |
| 97 | bad_kernel_version=yes |
| 98 | AC_MSG_NOTICE([ |
| 99 | NOTE: Disabled building the kernel module, because this release only |
| 100 | NOTE: supports Linux versions 2.6.9 or later. You can use the kernel |
| 101 | NOTE: module from an earlier FUSE release with the library from this |
| 102 | NOTE: release.]) |
Miklos Szeredi | bac4c77 | 2005-11-23 13:35:54 +0000 | [diff] [blame] | 103 | else |
| 104 | fuse_configured=no |
| 105 | kernel_autoconf=$kernelbuild/include/linux/autoconf.h |
| 106 | AC_MSG_CHECKING([if FUSE is configured in the kernel]) |
| 107 | if test -f $kernel_autoconf; then |
| 108 | if grep -q "^#define CONFIG_FUSE_FS 1" $kernel_autoconf || grep -q "^#define CONFIG_FUSE_FS_MODULE 1" $kernel_autoconf; then |
| 109 | fuse_configured=yes |
| 110 | fi |
| 111 | fi |
| 112 | AC_MSG_RESULT([$fuse_configured]) |
| 113 | if test -z "$enable_kernel_module" -a "$fuse_configured" = yes; then |
| 114 | ENABLE_FUSE_MODULE=n |
| 115 | fi |
| 116 | fi |
| 117 | fi |
| 118 | |
| 119 | if test "$ENABLE_FUSE_MODULE" = n; then |
Miklos Szeredi | 6cf952a | 2006-09-30 07:39:33 +0000 | [diff] [blame] | 120 | AC_MSG_NOTICE([ |
| 121 | NOTE: Detected that FUSE is already present in the kernel, so |
| 122 | NOTE: building of kernel module is disabled. To force building |
| 123 | NOTE: of kernel module use the '--enable-kernel-module' option.]) |
Miklos Szeredi | bac4c77 | 2005-11-23 13:35:54 +0000 | [diff] [blame] | 124 | fi |
| 125 | |
Miklos Szeredi | 8c7da23 | 2005-01-09 12:27:41 +0000 | [diff] [blame] | 126 | if test "$enable_kernel_module" = no; then |
| 127 | ENABLE_FUSE_MODULE=n |
Miklos Szeredi | 51ec103 | 2004-11-10 11:52:26 +0000 | [diff] [blame] | 128 | fi |
Miklos Szeredi | 6cf952a | 2006-09-30 07:39:33 +0000 | [diff] [blame] | 129 | if test "$bad_kernel_version" = yes; then |
| 130 | ENABLE_FUSE_MODULE=n |
| 131 | fi |
Miklos Szeredi | 51ec103 | 2004-11-10 11:52:26 +0000 | [diff] [blame] | 132 | |
Miklos Szeredi | 8c7da23 | 2005-01-09 12:27:41 +0000 | [diff] [blame] | 133 | AC_SUBST(ENABLE_FUSE_MODULE) |
| 134 | |
| 135 | if test "$ENABLE_FUSE_MODULE" = y; then |
Miklos Szeredi | 15af1b8 | 2006-01-16 17:52:24 +0000 | [diff] [blame] | 136 | AC_MSG_CHECKING([if kernel defines kzalloc function]) |
| 137 | if egrep -qw "kzalloc" $kernelsrc/include/linux/slab.h; then |
| 138 | AC_DEFINE(HAVE_KZALLOC, 1, [kzalloc() is defined]) |
| 139 | AC_MSG_RESULT([yes]) |
| 140 | else |
| 141 | AC_MSG_RESULT([no]) |
| 142 | fi |
| 143 | |
| 144 | AC_MSG_CHECKING([if kernel defines fs_subsys]) |
| 145 | if egrep -qw "fs_subsys" $kernelsrc/include/linux/fs.h; then |
| 146 | AC_DEFINE(HAVE_FS_SUBSYS, 1, [fs_subsys is defined]) |
| 147 | AC_MSG_RESULT([yes]) |
| 148 | else |
| 149 | AC_MSG_RESULT([no]) |
| 150 | fi |
Miklos Szeredi | e518374 | 2005-02-02 11:14:04 +0000 | [diff] [blame] | 151 | |
Miklos Szeredi | d6f8db7 | 2006-10-13 09:54:24 +0000 | [diff] [blame] | 152 | AC_MSG_CHECKING([whether lookup_instantiate_filp is defined]) |
| 153 | if test -f $kernelsrc/include/linux/namei.h && egrep -q "lookup_instantiate_filp" $kernelsrc/include/linux/namei.h; then |
| 154 | AC_DEFINE(HAVE_LOOKUP_INSTANTIATE_FILP, 1, [lookup_instantiate_filp() is defined]) |
| 155 | AC_MSG_RESULT([yes]) |
| 156 | else |
| 157 | AC_MSG_RESULT([no]) |
| 158 | fi |
| 159 | |
Miklos Szeredi | 856e5cb | 2006-10-11 05:44:55 +0000 | [diff] [blame] | 160 | AC_MSG_CHECKING([if umount_begin is passed a vfsmount]) |
| 161 | if egrep -q "\(\*umount_begin\) *\(struct vfsmount \*" $kernelsrc/include/linux/fs.h; then |
| 162 | AC_DEFINE(UMOUNT_BEGIN_VFSMOUNT, 1, [umount_begin is passed a vfsmount]) |
| 163 | AC_MSG_RESULT([yes]) |
| 164 | else |
| 165 | AC_MSG_RESULT([no]) |
| 166 | fi |
| 167 | |
Miklos Szeredi | d6f8db7 | 2006-10-13 09:54:24 +0000 | [diff] [blame] | 168 | AC_MSG_CHECKING([if inode has i_blksize field]) |
| 169 | if egrep -qw "i_blksize" $kernelsrc/include/linux/fs.h; then |
| 170 | AC_DEFINE(HAVE_I_BLKSIZE, 1, [inode has i_blksize field]) |
| 171 | AC_MSG_RESULT([yes]) |
| 172 | else |
| 173 | AC_MSG_RESULT([no]) |
| 174 | fi |
| 175 | AC_MSG_CHECKING([if inode has i_private field]) |
| 176 | if egrep -qw "i_private" $kernelsrc/include/linux/fs.h; then |
| 177 | AC_DEFINE(HAVE_I_PRIVATE, 1, [inode has i_private field]) |
Miklos Szeredi | d9079a7 | 2005-10-26 15:29:06 +0000 | [diff] [blame] | 178 | AC_MSG_RESULT([yes]) |
| 179 | else |
| 180 | AC_MSG_RESULT([no]) |
| 181 | fi |
Miklos Szeredi | 47910d7 | 2007-02-03 11:28:17 +0000 | [diff] [blame] | 182 | AC_MSG_CHECKING([if inode has i_mutex field ]) |
| 183 | if egrep -qw "i_mutex" $kernelsrc/include/linux/fs.h; then |
| 184 | AC_DEFINE(HAVE_I_MUTEX, 1, [inode has i_mutex field]) |
| 185 | AC_MSG_RESULT([yes]) |
| 186 | else |
| 187 | AC_MSG_RESULT([no]) |
| 188 | fi |
| 189 | AC_MSG_CHECKING([if kernel has mutex.h ]) |
| 190 | if test -f $kernelsrc/include/linux/mutex.h; then |
| 191 | AC_DEFINE(HAVE_MUTEX_H, 1, [kernel has mutex.h]) |
| 192 | AC_MSG_RESULT([yes]) |
| 193 | else |
| 194 | AC_MSG_RESULT([no]) |
| 195 | fi |
Miklos Szeredi | 2a53c58 | 2007-03-14 09:32:00 +0000 | [diff] [blame^] | 196 | AC_MSG_CHECKING([if kernel has BLOCK option ]) |
| 197 | if test -f $kernelsrc/block/Kconfig && egrep -wq "config *BLOCK" $kernelsrc/block/Kconfig; then |
| 198 | AC_DEFINE(HAVE_CONFIG_BLOCK, 1, [kernel has BLOCK option]) |
| 199 | AC_MSG_RESULT([yes]) |
| 200 | else |
| 201 | AC_MSG_RESULT([no]) |
| 202 | fi |
Miklos Szeredi | d9079a7 | 2005-10-26 15:29:06 +0000 | [diff] [blame] | 203 | |
Miklos Szeredi | 8c7da23 | 2005-01-09 12:27:41 +0000 | [diff] [blame] | 204 | isuml=no |
| 205 | KERNELMAKE_PARAMS= |
| 206 | KERNELCPPFLAGS= |
| 207 | AC_MSG_CHECKING([if this is user mode linux]) |
Miklos Szeredi | 2c65041 | 2005-10-26 15:12:59 +0000 | [diff] [blame] | 208 | if test -f $kernelbuild/include/linux/autoconf.h && egrep -q "^#define CONFIG_(USERMODE|UML) 1" $kernelbuild/include/linux/autoconf.h; then |
Miklos Szeredi | 8c7da23 | 2005-01-09 12:27:41 +0000 | [diff] [blame] | 209 | isuml=yes |
| 210 | KERNELMAKE_PARAMS="ARCH=um" |
| 211 | KERNELCPPFLAGS="-D__arch_um__ -DSUBARCH=\\\"i386\\\" -D_LARGEFILE64_SOURCE -I${kernelsrc}/arch/um/include -Derrno=kernel_errno -I${kernelsrc}/arch/um/kernel/tt/include -I${kernelsrc}/arch/um/kernel/skas/include" |
| 212 | fi |
| 213 | AC_MSG_RESULT([$isuml]) |
Miklos Szeredi | 2c65041 | 2005-10-26 15:12:59 +0000 | [diff] [blame] | 214 | if test "$kernelbuild" != "$kernelsrc"; then |
| 215 | KERNELMAKE_PARAMS="$KERNELMAKE_PARAMS O=$kernelbuild" |
| 216 | fi |
Miklos Szeredi | 8c7da23 | 2005-01-09 12:27:41 +0000 | [diff] [blame] | 217 | AC_SUBST(KERNELMAKE_PARAMS) |
| 218 | AC_SUBST(KERNELCPPFLAGS) |
Miklos Szeredi | 3cc8a26 | 2005-11-29 11:04:27 +0000 | [diff] [blame] | 219 | AC_SUBST(KERNELCFLAGS) |
Miklos Szeredi | 51ec103 | 2004-11-10 11:52:26 +0000 | [diff] [blame] | 220 | fi |
Miklos Szeredi | 51ec103 | 2004-11-10 11:52:26 +0000 | [diff] [blame] | 221 | |
| 222 | AC_CONFIG_FILES([Makefile]) |
| 223 | AC_OUTPUT |