src/cf/linux-test2.m4

   1 AC_DEFUN([LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_GFP_MASK], [
   2 AC_MSG_CHECKING(for gfp_mask in struct address_space)
   3 save_CPPFLAGS="$CPPFLAGS"
   4 CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
   5 AC_CACHE_VAL(ac_cv_linux_fs_struct_address_space_has_gfp_mask,
   6 [
   7 AC_TRY_COMPILE(
   8 [#include <linux/fs.h>],
   9 [struct address_space _a;
  10 printf("%d\n", _a.gfp_mask);],
  11 ac_cv_linux_fs_struct_address_space_has_gfp_mask=yes,
  12 ac_cv_linux_fs_struct_address_space_has_gfp_mask=no)])
  13 AC_MSG_RESULT($ac_cv_linux_fs_struct_address_space_has_gfp_mask)
  14 CPPFLAGS="$save_CPPFLAGS"])
  15
  16 AC_DEFUN([LINUX_FS_STRUCT_INODE_HAS_I_BYTES], [
  17 AC_MSG_CHECKING(for i_bytes in struct inode)
  18 save_CPPFLAGS="$CPPFLAGS"
  19 CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
  20 AC_CACHE_VAL(ac_cv_linux_fs_struct_inode_has_i_bytes,
  21 [
  22 AC_TRY_COMPILE(
  23 [#include <linux/fs.h>],
  24 [struct inode _inode;
  25 printf("%d\n", _inode.i_bytes);],
  26 ac_cv_linux_fs_struct_inode_has_i_bytes=yes,
  27 ac_cv_linux_fs_struct_inode_has_i_bytes=no)])
  28 AC_MSG_RESULT($ac_cv_linux_fs_struct_inode_has_i_bytes)
  29 CPPFLAGS="$save_CPPFLAGS"])
  30
  31 AC_DEFUN([LINUX_FS_STRUCT_INODE_HAS_I_ALLOC_SEM], [
  32 AC_MSG_CHECKING(for i_alloc_sem in struct inode)
  33 save_CPPFLAGS="$CPPFLAGS"
  34 CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
  35 AC_CACHE_VAL(ac_cv_linux_fs_struct_inode_has_i_alloc_sem,
  36 [
  37 AC_TRY_COMPILE(
  38 [#include <linux/fs.h>],
  39 [struct inode _i;
  40 printf("%x\n", _i.i_alloc_sem);],
  41 ac_cv_linux_fs_struct_inode_has_i_alloc_sem=yes,
  42 ac_cv_linux_fs_struct_inode_has_i_alloc_sem=no)])
  43 AC_MSG_RESULT($ac_cv_linux_fs_struct_inode_has_i_alloc_sem)
  44 CPPFLAGS="$save_CPPFLAGS"])
  45
  46 AC_DEFUN([LINUX_FS_STRUCT_INODE_HAS_I_TRUNCATE_SEM], [
  47 AC_MSG_CHECKING(for i_truncate_sem in struct inode)
  48 save_CPPFLAGS="$CPPFLAGS"
  49 CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
  50 AC_CACHE_VAL(ac_cv_linux_fs_struct_inode_has_i_truncate_sem,
  51 [
  52 AC_TRY_COMPILE(
  53 [#include <linux/fs.h>],
  54 [struct inode _i;
  55 printf("%x\n", _i.i_truncate_sem);],
  56 ac_cv_linux_fs_struct_inode_has_i_truncate_sem=yes,
  57 ac_cv_linux_fs_struct_inode_has_i_truncate_sem=no)])
  58 AC_MSG_RESULT($ac_cv_linux_fs_struct_inode_has_i_truncate_sem)
  59 CPPFLAGS="$save_CPPFLAGS"])
  60
  61 AC_DEFUN([LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK], [
  62 AC_MSG_CHECKING(for page_lock in struct address_space)
  63 save_CPPFLAGS="$CPPFLAGS"
  64 CPPFLAGS="-I${LINUX_KERNEL_PATH}/include -I${LINUX_KERNEL_PATH}/include/asm/mach-${SUBARCH} -D__KERNEL__ $CPPFLAGS"
  65 AC_CACHE_VAL(ac_cv_linux_fs_struct_address_space_has_page_lock,
  66 [
  67 AC_TRY_COMPILE(
  68 [#include <linux/fs.h>],
  69 [struct address_space _a_s;
  70 printf("%x\n", _a_s.page_lock);],
  71 ac_cv_linux_fs_struct_address_space_has_page_lock=yes,
  72 ac_cv_linux_fs_struct_address_space_has_page_lock=no)])
  73 AC_MSG_RESULT($ac_cv_linux_fs_struct_address_space_has_page_lock)
  74 CPPFLAGS="$save_CPPFLAGS"])
  75
  76
  77 dnl LINUX_BUILD_VNODE_FROM_INODE (configdir, outputdir, tmpldir)
  78 dnl             defaults: (src/config, src/afs/LINUX, src/afs/linux)
  79
  80 AC_DEFUN([LINUX_BUILD_VNODE_FROM_INODE], [
  81 AC_MSG_CHECKING(whether to build osi_vfs.h)
  82 configdir=ifelse([$1], ,[src/config],$1)
  83 outputdir=ifelse([$2], ,[src/afs/LINUX],$2)
  84 tmpldir=ifelse([$3], ,[src/afs/LINUX],$3)
  85 cp  $tmpldir/osi_vfs.hin $outputdir/osi_vfs.h
  86 # chmod +x $configdir/make_vnode.pl
  87 # $configdir/make_vnode.pl -i $LINUX_KERNEL_PATH -t ${tmpldir} -o $outputdir
  88 ])