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libfuse.m4
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libfuse.m4
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dnl Functions for libfuse
dnl
dnl Version: 20120715
dnl Function to detect if libfuse is available
dnl ac_libfuse_dummy is used to prevent AC_CHECK_LIB adding unnecessary -l<library> arguments
AC_DEFUN([AX_LIBFUSE_CHECK_LIB],
[dnl Check if parameters were provided
AS_IF(
[test "x$ac_cv_with_libfuse" != x && test "x$ac_cv_with_libfuse" != xno && test "x$ac_cv_with_libfuse" != xauto-detect],
[AS_IF(
[test -d "$ac_cv_with_libfuse"],
[CFLAGS="$CFLAGS -I${ac_cv_with_libfuse}/include"
LDFLAGS="$LDFLAGS -L${ac_cv_with_libfuse}/lib"],
[AC_MSG_WARN([no such directory: $ac_cv_with_libfuse])
])
])
AS_IF(
[test "x$ac_cv_with_libfuse" = xno],
[ac_cv_libfuse=no],
[dnl Check for a pkg-config file
AS_IF(
[test "x$cross_compiling" != "xyes" && test "x$PKGCONFIG" != "x"],
[PKG_CHECK_MODULES(
[fuse],
[fuse >= 2.6],
[ac_cv_libfuse=libfuse],
[ac_cv_libfuse=no])
])
AS_IF(
[test "x$ac_cv_libfuse" = xlibfuse],
[ac_cv_libfuse_CPPFLAGS="$pkg_cv_fuse_CFLAGS"
ac_cv_libfuse_LIBADD="$pkg_cv_fuse_LIBS"],
[dnl Check for headers
AC_CHECK_HEADERS(
[fuse.h],
[ac_cv_header_fuse_h=yes],
[ac_cv_header_fuse_h=no])
dnl libfuse sometimes requires -D_FILE_OFFSET_BITS=64 to be set
AS_IF(
[test "x$ac_cv_header_fuse_h" = xno],
[AS_UNSET([ac_cv_header_fuse_h])
CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=64"
AC_CHECK_HEADERS([fuse.h])
])
AS_IF(
[test "x$ac_cv_header_fuse_h" = xno],
[ac_cv_libfuse=no],
[dnl Check for the individual functions
ac_cv_libfuse=libfuse
AC_CHECK_LIB(
fuse,
fuse_daemonize,
[ac_cv_libfuse_dummy=yes],
[ac_cv_libfuse=no])
AC_CHECK_LIB(
fuse,
fuse_destroy,
[ac_cv_libfuse_dummy=yes],
[ac_cv_libfuse=no])
AC_CHECK_LIB(
fuse,
fuse_mount,
[ac_cv_libfuse_dummy=yes],
[ac_cv_libfuse=no])
AC_CHECK_LIB(
fuse,
fuse_new,
[ac_cv_libfuse_dummy=yes],
[ac_cv_libfuse=no])
ac_cv_libfuse_LIBADD="-lfuse";
])
])
dnl Check for libosxfuse
AS_IF(
[test "x$ac_cv_with_libfuse" != xno && test "x$ac_cv_header_fuse_h" = xno],
[CPPFLAGS="$CPPFLAGS -DFUSE_USE_VERSION=26"
AC_CHECK_HEADERS([osxfuse/fuse.h])
dnl libosxfuse sometimes requires -D_FILE_OFFSET_BITS=64 to be set
AS_IF(
[test "x$ac_cv_header_osxfuse_fuse_h" = xno],
[AS_UNSET([ac_cv_header_osxfuse_fuse_h])
CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=64"
AC_CHECK_HEADERS([osxfuse/fuse.h])
])
AS_IF(
[test "x$ac_cv_header_osxfuse_fuse_h" = xno],
[ac_cv_libfuse=no],
[dnl Check for the individual functions
ac_cv_libfuse=libosxfuse
AC_CHECK_LIB(
osxfuse,
fuse_daemonize,
[ac_cv_libfuse_dummy=yes],
[ac_cv_libfuse=no])
AC_CHECK_LIB(
osxfuse,
fuse_destroy,
[ac_cv_libfuse_dummy=yes],
[ac_cv_libfuse=no])
AC_CHECK_LIB(
osxfuse,
fuse_mount,
[ac_cv_libfuse_dummy=yes],
[ac_cv_libfuse=no])
AC_CHECK_LIB(
osxfuse,
fuse_new,
[ac_cv_libfuse_dummy=yes],
[ac_cv_libfuse=no])
ac_cv_libfuse_LIBADD="-losxfuse";
])
])
])
AS_IF(
[test "x$ac_cv_libfuse" = xlibfuse],
[AC_DEFINE(
[HAVE_LIBFUSE],
[1],
[Define to 1 if you have the 'fuse' library (-lfuse).])
])
AS_IF(
[test "x$ac_cv_libfuse" = xlibosxfuse],
[AC_DEFINE(
[HAVE_LIBOSXFUSE],
[1],
[Define to 1 if you have the 'osxfuse' library (-losxfuse).])
])
AS_IF(
[test "x$ac_cv_libfuse" != xno],
[AC_SUBST(
[HAVE_LIBFUSE],
[1]) ],
[AC_SUBST(
[HAVE_LIBFUSE],
[0])
])
])
dnl Function to detect how to enable libfuse
AC_DEFUN([AX_LIBFUSE_CHECK_ENABLE],
[AX_COMMON_ARG_WITH(
[libfuse],
[libfuse],
[search for libfuse in includedir and libdir or in the specified DIR, or no if not to use libfuse],
[auto-detect],
[DIR])
dnl Check for a shared library version
AX_LIBFUSE_CHECK_LIB
AS_IF(
[test "x$ac_cv_libfuse_CPPFLAGS" != "x"],
[AC_SUBST(
[LIBFUSE_CPPFLAGS],
[$ac_cv_libfuse_CPPFLAGS])
])
AS_IF(
[test "x$ac_cv_libfuse_LIBADD" != "x"],
[AC_SUBST(
[LIBFUSE_LIBADD],
[$ac_cv_libfuse_LIBADD])
])
AS_IF(
[test "x$ac_cv_libfuse" = xlibfuse],
[AC_SUBST(
[ax_libfuse_pc_libs_private],
[-lfuse])
])
AS_IF(
[test "x$ac_cv_libfuse" = xlibosxfuse],
[AC_SUBST(
[ax_libfuse_pc_libs_private],
[-losxfuse])
])
AS_IF(
[test "x$ac_cv_libfuse" = xlibfuse],
[AC_SUBST(
[ax_libfuse_spec_requires],
[fuse-libs])
AC_SUBST(
[ax_libfuse_spec_build_requires],
[fuse-devel])
])
])

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