ldiskfs/configure.ac

   1 # Process this file with autoconf to produce a configure script.
   2
   3 AC_INIT([Lustre ldiskfs], 3.3.0, [https://bugzilla.lustre.org/])
   4 AC_CONFIG_SRCDIR([lustre-ldiskfs.spec.in])
   5 ldiskfs_is_ext4=yes
   6
   7 # Don't look for install-sh, etc. in ..
   8 AC_CONFIG_AUX_DIR([.])
   9
  10 AC_CANONICAL_SYSTEM
  11
  12 AM_INIT_AUTOMAKE([1.9 tar-ustar])
  13
  14 AC_PROG_CC
  15
  16 LB_CANONICAL_SYSTEM
  17
  18 LB_DOWNSTREAM_RELEASE
  19
  20 LB_BUILDID
  21
  22 LB_INCLUDE_RULES
  23 LB_PROG_CC
  24
  25 AC_ARG_ENABLE([dist],
  26         AC_HELP_STRING([--enable-dist],
  27                         [only configure enough for make dist]),
  28         [enable_dist='yes'],[enable_dist='no'])
  29 AC_MSG_RESULT([$enable_dist])
  30 if test x$enable_dist != xno; then
  31         enable_modules='no'
  32 fi
  33
  34 #
  35 # LC_TARGET_SUPPORTED
  36 #
  37 # is the target os supported?
  38 #
  39 AC_DEFUN([LC_TARGET_SUPPORTED],
  40 [case $target_os in
  41         linux* | darwin*)
  42 $1
  43                 ;;
  44         *)
  45 $2
  46                 ;;
  47 esac
  48 ])
  49
  50
  51 AC_MSG_CHECKING([whether to build kernel modules])
  52 AC_ARG_ENABLE([modules],
  53               AC_HELP_STRING([--disable-modules],
  54                              [disable building of Lustre kernel modules]),[],
  55                              [LC_TARGET_SUPPORTED([enable_modules='yes'],
  56                              [enable_modules='no'])])
  57 AC_MSG_RESULT([$enable_modules])
  58
  59 if test x$enable_modules = xyes ; then
  60         LB_PROG_LINUX
  61 if test x$linux25 = xyes ; then
  62         LB_LINUX_MODPOST
  63 fi
  64 fi
  65
  66 LB_CONFIG_HEADERS
  67
  68 # These allow Lustre Makefiles and autoMakefiles to be used unchanged.
  69 AM_CONDITIONAL(MODULES, true)
  70 AM_CONDITIONAL(LINUX, true)
  71 AM_CONDITIONAL(DARWIN, true)
  72 AM_CONDITIONAL(LINUX25, true)
  73
  74 LDISKFSDIR="$PWD/ldiskfs"
  75 AC_SUBST(LDISKFSDIR)
  76
  77 AC_MSG_CHECKING([whether to enable quilt for making ldiskfs])
  78 AC_ARG_ENABLE([quilt],
  79               AC_HELP_STRING([--disable-quilt],
  80                              [disable use of quilt for ldiskfs]),[],
  81                              [enable_quilt='yes'])
  82 AC_MSG_RESULT([$enable_quilt])
  83
  84 AC_PATH_PROG(PATCH, patch, [no])
  85
  86 if test x$enable_quilt = xno ; then
  87     QUILT="no"
  88 else
  89     AC_PATH_PROG(QUILT, quilt, [no])
  90 fi
  91
  92 if test x$enable_ldiskfs$PATCH$QUILT = xyesnono ; then
  93         AC_MSG_ERROR([Quilt or patch are needed to build the ldiskfs module])
  94 fi
  95
  96 AM_CONDITIONAL(USE_QUILT, test x$QUILT != xno)
  97
  98 LB_DEFINE_LDISKFS_OPTIONS
  99
 100 LB_HAVE_EXT4_ENABLED
 101
 102 if test x$enable_ext4 = xyes ; then
 103         AC_DEFINE(HAVE_EXT4_LDISKFS, 1, [ldiskfs based on ext4])
 104         BACKFS=ext4
 105 else
 106         BACKFS=ext3
 107 fi
 108
 109 AC_SUBST(BACKFS)
 110 BACKFSU=${BACKFS/ext/EXT}
 111 AC_SUBST(BACKFSU) # We need a Upper string
 112
 113 AM_CONDITIONAL(USE_EXT4, test x$enable_ext4 = xyes)
 114
 115 if test x$enable_dist != xyes; then
 116         # don't need to do this if only configuring for make dist
 117 AC_MSG_CHECKING([which ldiskfs series to use])
 118 case $LINUXRELEASE in
 119 2.6.5*) LDISKFS_SERIES="2.6-suse.series" ;;
 120 2.6.9*) LDISKFS_SERIES="2.6-rhel4.series" ;;
 121 2.6.10-ac*) LDISKFS_SERIES="2.6-fc3.series" ;;
 122 2.6.10*) LDISKFS_SERIES="2.6-rhel4.series" ;;
 123 2.6.12*) LDISKFS_SERIES="2.6.12-vanilla.series" ;;
 124 2.6.15*) LDISKFS_SERIES="2.6-fc5.series";;
 125 2.6.16*) LDISKFS_SERIES="2.6-sles10.series";;
 126 2.6.18*)
 127         if test x$RHEL_KENEL = xyes; then
 128                 if test x$enable_ext4 = xyes; then
 129                         LDISKFS_SERIES="2.6-rhel5-ext4.series"
 130                 else
 131                         LDISKFS_SERIES="2.6-rhel5.series"
 132                 fi
 133         else
 134                 LDISKFS_SERIES="2.6.18-vanilla.series"
 135         fi
 136         ;;
 137 2.6.22*) LDISKFS_SERIES="2.6.22-vanilla.series";;
 138 2.6.27*) LDISKFS_SERIES="2.6-sles11.series";;
 139 2.6.32*) LDISKFS_SERIES="2.6-rhel6.series";;
 140 *) AC_MSG_WARN([Unknown kernel version $LINUXRELEASE, fix ldiskfs/configure.ac])
 141 esac
 142 AC_MSG_RESULT([$LDISKFS_SERIES])
 143 fi
 144 AC_SUBST(LDISKFS_SERIES)
 145
 146 AC_SUBST(ac_configure_args)
 147
 148 LB_CHECK_SYMBOL_EXPORT([d_rehash_cond],
 149                        [fs/dcache.c],
 150                        [AC_DEFINE(HAVE_D_REHASH_COND, 1,
 151                                   [d_rehash_cond is exported by the kernel])],
 152                                   [])
 153
 154 LB_CHECK_SYMBOL_EXPORT([__d_rehash],
 155                        [fs/dcache.c],
 156                        [AC_DEFINE(HAVE___D_REHASH, 1,
 157                                   [__d_rehash is exported by the kernel])],
 158                                   [])
 159
 160 LB_CONFIG_FILES
 161 AC_CONFIG_FILES([ldiskfs/autoMakefile ldiskfs/Makefile])
 162
 163 MOSTLYCLEANFILES='.*.cmd .*.flags *.o *.ko *.mod.c .depend .*.1.* Modules.symvers Module.symvers'
 164 AC_SUBST(MOSTLYCLEANFILES)
 165
 166 AC_OUTPUT