kopia lustrzana https://gitlab.com/sane-project/backends
594 wiersze
20 KiB
Plaintext
594 wiersze
20 KiB
Plaintext
dnl Process this file with autoconf to produce a configure script. -*-m4-*-
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dnl ***********************************************************************
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dnl When preparing a release, increase the numeric and string version numbers,
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dnl remove the "-cvs" suffix, and set is_release=yes
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AC_INIT([sane-backends],[1.0.16-cvs],[sane-devel@lists.alioth.debian.org])
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V_MAJOR=1
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V_MINOR=0
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V_REV=16
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is_release=no
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dnl ***********************************************************************
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AC_CONFIG_HEADERS([include/sane/config.h])
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AC_PREREQ(2.54)dnl dnl Minimum Autoconf version required.
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AC_ARG_PROGRAM
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PACKAGE=AC_PACKAGE_NAME
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VERSION=AC_PACKAGE_VERSION
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NUMBER_VERSION=${V_MAJOR}.${V_MINOR}.${V_REV}
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AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE",
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[Define to the name of the distribution.])
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AC_DEFINE_UNQUOTED(VERSION, "$VERSION",
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[Define to the version of the distribution.])
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AC_DEFINE_UNQUOTED(SANE_DLL_V_MAJOR, $V_MAJOR, [SANE DLL major number])
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AC_DEFINE_UNQUOTED(SANE_DLL_V_MINOR, $V_MINOR, [SANE DLL minor number])
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AC_DEFINE_UNQUOTED(SANE_DLL_V_BUILD, $V_REV, [SANE DLL revision number])
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AC_SUBST(V_MAJOR)
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AC_SUBST(V_MINOR)
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AC_SUBST(V_REV)
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AC_SUBST(PACKAGE)
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AC_SUBST(VERSION)
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AC_SUBST(NUMBER_VERSION)
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AC_CANONICAL_BUILD
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AC_CANONICAL_HOST
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dnl no bloody way to have a decent --docdir...
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AC_ARG_WITH(docdir,
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AC_HELP_STRING([--with-docdir=DIR],
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[documentation @<:@PREFIX/doc/sane-VERSION@:>@]),
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[
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docdir="${withval}"
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AC_SUBST([docdir])dnl
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], [
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AC_SUBST([docdir], ['${prefix}/doc/sane-${VERSION}'])dnl
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])
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dnl ***********************************************************************
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dnl Checks for programs.
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dnl ***********************************************************************
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AC_PROG_CC
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AC_PROG_INSTALL
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AC_PROG_MAKE_SET
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AC_PROG_CPP
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AC_PROG_GCC_TRADITIONAL
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AC_PATH_PROG(SANE_CONFIG_PATH, sane-config, no)
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AC_PATH_PROG(MSGFMT, msgfmt$EXEEXT, no)
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AC_PATH_PROG(XGETTEXT, xgettext$EXEEXT, no)
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AC_PATH_PROG(MSGMERGE, msgmerge$EXEEXT, no)
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AC_PATH_PROG(LATEX, latex$EXEEXT, no)
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AC_PATH_PROG(DVIPS, dvips$EXEEXT, no)
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AC_PATH_PROG(MAKEINDEX, makeindex$EXEEXT, no)
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AC_SUBST(MSGFMT)
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AC_SUBST(XGETTEXT)
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AC_SUBST(MSGMERGE)
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AC_SUBST(LATEX)
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AC_SUBST(DVIPS)
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AC_SUBST(MAKEINDEX)
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dnl ***********************************************************************
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dnl set compiler/linker flags
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dnl ***********************************************************************
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INCLUDES="${INCLUDES} -I/usr/local/include"
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AC_SUBST(INCLUDES)
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SANE_SET_CFLAGS([$is_release])
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SANE_SET_LDFLAGS
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SANE_LINKER_RPATH
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dnl ***********************************************************************
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dnl Checks for unix variants
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dnl ***********************************************************************
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AC_GNU_SOURCE
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AC_AIX
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AC_MINIX
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AC_ISC_POSIX
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dnl ***********************************************************************
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dnl Checks for libraries
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dnl ***********************************************************************
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SANE_CHECK_DLL_LIB
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dnl Checks for Backend libraries.
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AC_CHECK_LIB(m,sqrt)
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AC_CHECK_LIB(scsi, scsireq_enter) # FreeBSD needs this
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AC_CHECK_LIB(cam, cam_open_device) # FreeBSD 3+ needs this
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dnl IRIX sometimes has SYSVR3/4 network DSOs, but we do not need or want
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dnl to use them!
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if test "`uname`" != "IRIX" -a "`uname`" != "IRIX64"; then
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AC_SEARCH_LIBS(gethostbyaddr, nsl bind)
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AC_SEARCH_LIBS(socket, socket)
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AC_SEARCH_LIBS(syslog, syslog be) # OS/2 needs -lsyslog, BeOS needs -lbe
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fi
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SANE_CHECK_JPEG
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SANE_CHECK_IEEE1284
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SANE_CHECK_PTHREAD
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SANE_CHECK_LOCKING
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SANE_CHECK_GPHOTO2
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dnl check sane to make sure we don't have two installations
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AC_CHECK_LIB(sane, sane_init, LIBSANE_EXISTS="yes")
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dnl ***********************************************************************
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dnl Checks for header files.
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dnl ***********************************************************************
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AC_HEADER_STDC
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AC_CHECK_HEADERS(fcntl.h unistd.h libc.h sys/dsreq.h sys/select.h \
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sys/time.h sys/shm.h sys/ipc.h sys/signal.h \
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sys/scanio.h scsi.h sys/scsi.h sys/scsicmd.h sys/scsiio.h \
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bsd/dev/scsireg.h scsi/sg.h /usr/src/linux/include/scsi/sg.h \
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camlib.h os2.h sys/socket.h sys/io.h gscdds.h sys/hw.h \
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sys/types.h sys/scsi/scsi.h sys/scsi/sgdefs.h sys/scsi/targets/scgio.h \
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apollo/scsi.h sys/sdi_comm.h sys/passthrudef.h linux/ppdev.h \
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dev/ppbus/ppi.h machine/cpufunc.h usb.h sys/bitypes.h sys/sem.h sys/poll.h \
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IOKit/cdb/IOSCSILib.h IOKit/scsi-commands/SCSICommandOperationCodes.h \
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windows.h be/kernel/OS.h be/drivers/USB_scanner.h limits.h sys/ioctl.h asm/types.h)
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AC_CHECK_HEADERS([asm/io.h],,,[#include <sys/types.h>])
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AC_CHECK_HEADERS([io/cam/cam.h],,,[#include <io/common/iotypes.h>])
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SANE_CHECK_MISSING_HEADERS
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AC_CHECK_HEADER(resmgr.h,[
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AC_CHECK_LIB(
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resmgr,
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rsm_open_device,[
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AC_DEFINE(HAVE_RESMGR,1,[define if you have the resmgr library])
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LIBS="$LIBS -lresmgr"
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]
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)
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])
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AC_CHECK_HEADER(usbcalls.h,[
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AC_DEFINE(HAVE_USBCALLS,1,[define if you have the usbcalls library])
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LIBS="$LIBS -lusbcalls"
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],,[
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#include <usb.h>
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#include <os2.h>])
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dnl ***********************************************************************
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dnl Checks for types and structures
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dnl ***********************************************************************
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AC_TYPE_SIGNAL
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AC_TYPE_SIZE_T
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AC_TYPE_PID_T
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AC_CHECK_TYPE(ssize_t, long)
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SANE_CHECK_U_TYPES
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# from Python, check for "long long" type
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AC_MSG_CHECKING(for long long support)
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have_long_long=no
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AC_TRY_COMPILE([], [long long x; x = (long long)0;], AC_DEFINE(HAVE_LONG_LONG, 1, [Define if the long long type is available.]) have_long_long=yes)
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AC_MSG_RESULT($have_long_long)
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if test "$ac_cv_header_sys_scsiio_h" = "yes" \
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-a "$ac_cv_header_scsi_h" = "yes";
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then
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AC_TRY_COMPILE([
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#include <sys/scsiio.h>
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#include <scsi.h>
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],[scsireq_t req],,
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AC_DEFINE(scsireq_t, struct scsireq_t,
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[Define scsireq_t as \`struct scsireq\' if necessary.]))
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fi
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AC_MSG_CHECKING([for socklen_t in <sys/socket.h>])
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AC_TRY_COMPILE([
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#include <sys/socket.h>
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],[socklen_t len],AC_MSG_RESULT(yes),
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[AC_MSG_RESULT(no); AC_DEFINE(socklen_t,int,
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[Define socklen_t as \`int\' if necessary.])])
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AC_MSG_CHECKING([for union semun in <sys/sem.h>])
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AC_TRY_COMPILE([
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#include <sys/types.h>
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#include <sys/ipc.h>
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#include <sys/sem.h>
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],[union semun test_semun],[AC_MSG_RESULT(yes);
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AC_DEFINE(HAVE_UNION_SEMUN,1,[Define if union semun is available.])],
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AC_MSG_RESULT(no))
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AC_MSG_CHECKING([for sg_header.target_status in <scsi/sg.h>])
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AC_TRY_COMPILE([
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#include <sys/types.h>
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#include <scsi/sg.h>
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],[
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struct sg_header hdr;
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hdr.target_status = 1;
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return 0;
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],[AC_MSG_RESULT(yes);
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AC_DEFINE(HAVE_SG_TARGET_STATUS,1,[Define if sg_header.target_status is
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available.])],
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AC_MSG_RESULT(no))
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AC_MSG_CHECKING([for struct flock in fcntl.h])
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AC_EGREP_HEADER([struct flock], fcntl.h, [AC_MSG_RESULT(yes) ;
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AC_DEFINE(HAVE_STRUCT_FLOCK, 1,
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[Define if struct flock is available.])], AC_MSG_RESULT(no))
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AC_MSG_CHECKING([for Linux ioctl defines])
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AC_TRY_COMPILE([
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#include <sys/ioctl.h>
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#include <asm/types.h>
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],[
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__u32 houba = _IOR('v',14, unsigned long);
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],[AC_MSG_RESULT(yes);
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have_linux_ioctl_defines="yes";],AC_MSG_RESULT(no))
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dnl ***********************************************************************
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dnl Checks for compiler characteristics
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dnl ***********************************************************************
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AC_C_BIGENDIAN
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AC_C_CONST
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AC_C_INLINE
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dnl ***********************************************************************
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dnl Checks for library functions
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dnl ***********************************************************************
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if test "$ac_cv_header_be_kernel_OS_h" = "yes" ; then
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dnl those are known to be broken in BeOS (BONE)
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ac_cv_func_getaddrinfo=no
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ac_cv_func_getnameinfo=no
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fi
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AC_FUNC_ALLOCA
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AC_FUNC_MMAP
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AC_CHECK_FUNCS(atexit inet_addr inet_aton inet_ntoa ioperm i386_set_ioperm mkdir \
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scsireq_enter strftime strstr strtod \
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cfmakeraw tcsendbreak strcasecmp strncasecmp _portaccess \
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getaddrinfo getnameinfo poll setitimer iopl )
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AC_REPLACE_FUNCS(getenv inet_ntop inet_pton isfdtype sigprocmask snprintf \
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strdup strndup strsep usleep vsyslog)
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SANE_PROTOTYPES
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if test "$ac_cv_header_os2_h" = "yes" ; then
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AC_DEFINE(strncasecmp, strnicmp, [Define for OS/2 only])
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AC_DEFINE(strcasecmp, stricmp, [Define for OS/2 only])
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fi
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dnl On OS/2, libc knows getopt
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AH_BOTTOM([
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#ifdef __INNOTEK_LIBC__
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#define ELIDE_CODE 1
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#endif
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])
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dnl ***********************************************************************
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dnl checks for system services
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dnl ***********************************************************************
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if test -c /dev/urandom ; then
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AC_DEFINE(HAVE_DEV_URANDOM, 1, [Is /dev/urandom available?])
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fi
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dnl libusb on enabled by default (if found)
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USE_LIBUSB=yes
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AC_ARG_ENABLE(libusb,
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AC_HELP_STRING([--disable-libusb],
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[disable support for libusb]),
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[
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if eval "test x$enable_libusb = xno"; then
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USE_LIBUSB=
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fi
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])
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dnl we need both libusb header and a libusb providing usb_interrupt_read
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if test "${ac_cv_header_usb_h}" = "yes" && test "$USE_LIBUSB" = "yes" ; then
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AC_CHECK_LIB(usb, usb_interrupt_read)
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if test "${ac_cv_lib_usb_usb_interrupt_read}" = "yes" ; then
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HAVE_LIBUSB="yes"
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fi
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fi
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dnl disable Linux SCSI generic version 3 to avoid 32/64 bit problems
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if sparc64 -q > /dev/null 2>&1 ; then
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AC_DEFINE(DISABLE_LINUX_SG_IO, 1, [Should we disable SCSI generic v3?])
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fi
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dnl check for IPv6 (can be overriden by --enable-ipv6)
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if test "$ac_cv_func_getnameinfo" = "yes" \
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&& test "$ac_cv_func_getaddrinfo" = "yes" ; then
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SANE_CHECK_IPV6
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else
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ipv6="no"
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fi
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dnl ***********************************************************************
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dnl initialize libtool
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dnl ***********************************************************************
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AC_LIBTOOL_WIN32_DLL
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AC_DISABLE_STATIC
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AC_PROG_LIBTOOL
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dnl Windows/Cygwin needs this, else the library creation fails
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dnl BeOS also needs this (why isnt it the default anyway ???)
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if test "$ac_cv_header_windows_h" = "yes" -o "$ac_cv_header_be_kernel_OS_h" = "yes" ; then
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LIBTOOL_LINK_EXTRA=-no-undefined
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AC_SUBST(LIBTOOL_LINK_EXTRA)
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fi
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dnl ***********************************************************************
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dnl enable/disable backends and features based on previous tests and user's
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dnl choice
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dnl ***********************************************************************
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CPPFLAGS="${CPPFLAGS} -DPATH_SANE_CONFIG_DIR=\$(configdir) \
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-DPATH_SANE_DATA_DIR=\$(datadir) \
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-DPATH_SANE_LOCK_DIR=\$(localstatedir) \
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-DV_MAJOR=${V_MAJOR} -DV_MINOR=${V_MINOR}"
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if test "${ac_cv_header_sys_socket_h}" = "no"; then
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echo "*** disabling saned (sys/socket.h not found)"
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SANED=
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else
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SANED=saned
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fi
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AC_SUBST(SANED)
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dnl These are the backends that are build in any case:
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AC_ARG_ENABLE(local-backends,
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AC_HELP_STRING([--disable-local-backends],
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[turn off compilation of all backends but net]))
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if eval "test x$enable_local_backends = xno"; then
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BACKENDS="net"
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else
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if test "${BACKENDS}" != "" ; then
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AC_MSG_NOTICE([Manually selected backends: ${BACKENDS}])
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else
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BACKENDS="abaton agfafocus apple artec as6e avision bh canon \
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canon630u coolscan coolscan2 dc25 dmc \
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epson fujitsu genesys gt68xx hp leo matsushita microtek \
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microtek2 mustek mustek_usb nec pie plustek \
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plustek_pp ricoh s9036 sceptre sharp \
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sp15c st400 tamarack test teco1 teco2 teco3 umax umax_pp umax1220u \
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artec_eplus48u ma1509 ibm hp5400 u12 snapscan niash sm3840 hp4200 \
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sm3600"
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if test "${sane_cv_use_libjpeg}" != "yes"; then
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echo "*** disabling DC210 backend (failed to find JPEG library)"
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echo "*** disabling DC240 backend (failed to find JPEG library)"
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else
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BACKENDS="${BACKENDS} dc210 dc240"
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SANEI_JPEG="sanei_jpeg.o"
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SANEI_JPEG_LO="sanei_jpeg.lo"
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fi
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AC_SUBST(SANEI_JPEG)
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AC_SUBST(SANEI_JPEG_LO)
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if test "${sane_cv_use_libieee1284}" != "yes"
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then
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echo "*** disabling CANON_PP backend (failed to find libieee1284 library)"
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echo "*** disabling HPSJ5S backend (failed to find libieee1284 library)"
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else
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BACKENDS="${BACKENDS} canon_pp hpsj5s"
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fi
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if test "${sane_cv_use_libieee1284}" != "yes" && test "${enable_parport_directio}" != "yes"
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then
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echo "*** disabling MUSTEK_PP backend (failed to find libieee1284 library"
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echo "*** and parport-directio is disabled)"
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else
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BACKENDS="${BACKENDS} mustek_pp"
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fi
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if test "${HAVE_GPHOTO2}" != "true" \
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-o "${sane_cv_use_libjpeg}" != "yes"; then
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echo "*** disabling GPHOTO2 backend (not requested, or failed to find required libraries)"
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else
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BACKENDS="${BACKENDS} gphoto2"
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fi
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if test "${ac_cv_header_sys_scanio_h}" = "no"; then
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echo "*** disabling PINT backend (sys/scanio.h not found)"
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else
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BACKENDS="${BACKENDS} pint"
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fi
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if test "${ac_cv_func_ioperm}" = "no" \
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&& test "${ac_cv_func__portaccess}" = "no"
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then
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echo "*** disabling qcam backend (ioperm or portaccess not found)"
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else
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BACKENDS="${BACKENDS} qcam"
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fi
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if test "${have_linux_ioctl_defines}" != "yes"
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then
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echo "*** disabling v4l (Video for Linux) backend"
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else
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BACKENDS="${BACKENDS} v4l"
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fi
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if test "${ac_cv_header_sys_socket_h}" = "no"; then
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echo "*** disabling net backend (sys/socket.h not found)"
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else
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BACKENDS="${BACKENDS} net"
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|
fi
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|
if test "${have_pthread}" != "yes"; then
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echo "*** disabling MUSTEK_USB2 backend (failed to find pthread library)"
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|
else
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|
BACKENDS="${BACKENDS} mustek_usb2"
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|
fi
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AC_ARG_ENABLE(pnm-backend,
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AC_HELP_STRING([--enable-pnm-backend],
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[enable the pnm backend for testing frontends (possible
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security risk, see PROBLEMS file)]),
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|
[
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BACKENDS="${BACKENDS} pnm"
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], [
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echo "*** disabling pnm backend (not selected manually)"
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])
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fi
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fi
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AC_SUBST(BACKENDS)
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if test "${enable_shared}" = "no"; then
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enable_preload=yes
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fi
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|
if test "${enable_dynamic}" != yes || test "${enable_preload}" = "yes"; then
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|
echo "preloading backends into DLL"
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DLL_PRELOAD="\$(PRELOADABLE_BACKENDS)"
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else
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DLL_PRELOAD=""
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fi
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AC_SUBST(DLL_PRELOAD)
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dnl in BeOS, backends are not installed in lib/sane, but add-ons/SANE/
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dnl we account for both installing in /boot/beos and ~/config
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|
dnl faster than: if test "`uname`" = "BeOS" -o "`uname`" = "Zeta" ; then
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if test "$ac_cv_header_be_kernel_OS_h" = "yes" ; then
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BEOS_ADDONDIR="${libdir}/../add-ons/SANE"
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AC_SUBST(BEOS_ADDONDIR)
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BE_INSTALL_FLAVOR=-beos
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AC_SUBST(BE_INSTALL_FLAVOR)
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fi
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AC_ARG_ENABLE(scsibuffersize,
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AC_HELP_STRING([--enable-scsibuffersize=N],
|
|
[specify the default size in bytes of the buffer for SCSI
|
|
commands [[default=131072]]]),
|
|
[set_scsibuffersize="$enableval"], [set_scsibuffersize=131072])
|
|
AC_DEFINE_UNQUOTED(SCSIBUFFERSIZE, $set_scsibuffersize,
|
|
[SCSI command buffer size])
|
|
echo "scsi buffersize: $set_scsibuffersize"
|
|
|
|
AC_ARG_ENABLE(scsi-directio,
|
|
AC_HELP_STRING([--enable-scsi-directio],
|
|
[enable SCSI direct IO (Linux only, dangerous, see
|
|
README.linux)]),
|
|
[
|
|
if eval "test x$enable_scsi_directio = xyes"; then
|
|
CFLAGS="$CFLAGS -DENABLE_SCSI_DIRECTIO"
|
|
fi
|
|
])
|
|
|
|
AC_ARG_ENABLE(parport-directio,
|
|
AC_HELP_STRING([--enable-parport-directio],
|
|
[enable direct hardware access to the parallel port, so
|
|
frontends will require special permission level]),
|
|
[
|
|
if eval "test x$enable_parport_directio = xyes"; then
|
|
CFLAGS="$CFLAGS -DENABLE_PARPORT_DIRECTIO"
|
|
fi
|
|
])
|
|
|
|
AC_ARG_ENABLE(translations,
|
|
AC_HELP_STRING([--disable-translations],
|
|
[don't install translations of backend options]),
|
|
[
|
|
if eval "test x$enable_translations = xno"; then
|
|
INSTALL_TRANSLATIONS=
|
|
else
|
|
INSTALL_TRANSLATIONS=install-translations
|
|
fi
|
|
],
|
|
INSTALL_TRANSLATIONS=install-translations
|
|
)
|
|
if eval "test x$INSTALL_TRANSLATIONS = xinstall-translations" ; then
|
|
if test x$MSGFMT = xno || test x$XGETTEXT = xno || test $MSGMERGE = no ; then
|
|
INSTALL_TRANSLATIONS=
|
|
echo "disabling translations (missing msgfmt, xgettext or msgmerge)"
|
|
else
|
|
echo "enabling translations"
|
|
fi
|
|
else
|
|
echo "disabling translations"
|
|
fi
|
|
AC_SUBST(INSTALL_TRANSLATIONS)
|
|
|
|
|
|
if test "$LATEX" != "no" && test "$DVIPS" != "no" && test "$MAKEINDEX" != "no" ; then
|
|
USE_LATEX="yes"
|
|
else
|
|
USE_LATEX="no"
|
|
fi
|
|
AC_SUBST(USE_LATEX)
|
|
|
|
dnl ***********************************************************************
|
|
dnl Write output files
|
|
dnl ***********************************************************************
|
|
|
|
DISTCLEAN_FILES="*~ .*~ *.log *.bak *.old *.orig *.out *.rej \"\#\"* \".\\#\"*"
|
|
AC_SUBST(DISTCLEAN_FILES)
|
|
|
|
AC_CONFIG_FILES([Makefile lib/Makefile sanei/Makefile frontend/Makefile \
|
|
japi/Makefile backend/Makefile include/Makefile doc/Makefile \
|
|
po/Makefile testsuite/Makefile tools/Makefile doc/doxygen-sanei.conf])
|
|
AC_CONFIG_FILES([tools/sane-config], [chmod a+x tools/sane-config])
|
|
AC_OUTPUT
|
|
|
|
dnl ***********************************************************************
|
|
dnl print configuration information
|
|
dnl ***********************************************************************
|
|
|
|
echo "-> Variables used for compilation/linking:"
|
|
echo CPPFLAGS=\"${CPPFLAGS}\"
|
|
echo CFLAGS=\"${CFLAGS}\"
|
|
echo LDFLAGS=\"${LDFLAGS}\"
|
|
echo LIBS=\"${LIBS}\"
|
|
echo "-> Installation directories:"
|
|
echo "Configuration: `eval eval echo ${sysconfdir}`"
|
|
echo "Libraries: `eval eval echo ${libdir}`"
|
|
echo "Binaries: `eval eval echo ${bindir}` and `eval eval echo ${sbindir}`"
|
|
echo "Manpages: `eval eval echo ${mandir}`"
|
|
echo "Documentation: `eval eval echo ${docdir}`"
|
|
if eval "test x$INSTALL_LOCKPATH = xinstall-lockpath" ; then
|
|
echo "Lockfiles: `eval eval echo ${localstatedir}/lock/sane`"
|
|
else
|
|
echo "Lockfiles: Feature is disabled!"
|
|
fi
|
|
echo "-> Network parameters:"
|
|
if test "${SANED}" = "saned" ; then
|
|
echo "Build saned: yes"
|
|
else
|
|
echo "Build saned: no"
|
|
fi
|
|
echo "IPv6 support: `eval eval echo ${ipv6}`"
|
|
echo "-> The following backends will be built:"
|
|
for backend in ${BACKENDS} ; do
|
|
echo $ECHO_N "${backend} "
|
|
done
|
|
echo
|
|
|
|
if test "$SANE_CONFIG_PATH" != "no" ; then
|
|
SANE_INSTALLED_VERSION=`$SANE_CONFIG_PATH --version`
|
|
SANE_INSTALLED_PREFIX=`$SANE_CONFIG_PATH --prefix`
|
|
if test "$SANE_INSTALLED_PREFIX" != "$prefix" ; then
|
|
echo "*** WARNING: SANE is already installed (version $SANE_INSTALLED_VERSION). The old"
|
|
echo "*** installation is at $SANE_INSTALLED_PREFIX while SANE will now be installed"
|
|
echo "*** at $prefix. It is recommended to uninstall the old SANE version"
|
|
echo "*** before installing the new one to avoid problems."
|
|
fi
|
|
else
|
|
if test "$LIBSANE_EXISTS" = "yes" ; then
|
|
echo "*** Warning: An old version of SANE was detected but the sane-config program"
|
|
echo "*** couldn't be found. If you encounter any problems with SANE remove the old"
|
|
echo "*** SANE files and reinstall this version."
|
|
fi
|
|
fi
|
|
if eval "test x${sysconfdir} = x/usr/etc" ; then
|
|
echo "*** WARNING: Configuration files are stored in /usr/etc. If this is not"
|
|
echo "*** intended, use --sysconfdir to set another path (e.g. "/etc")."
|
|
fi
|
|
if test "$SELECTED_BACKENDS" != "" ; then
|
|
echo "*** Warning: Local backends have been disabled. This means that scanners"
|
|
echo "*** connected to your local computer won't be supported. Only a network"
|
|
echo "*** connection to a remote host is possible."
|
|
fi
|
|
if test "$HAVE_LIBUSB" != "yes" && test "$USE_LIBUSB" = "yes" ; then
|
|
echo "*** Warning: sane-backends will be built without libusb support. There may"
|
|
echo "*** be valid reasons to do so, e.g. if you don't use USB scanners or on"
|
|
echo "*** platforms without libusb support but generally this means that you"
|
|
echo "*** can't use USB devices with SANE. The most probable cause is that"
|
|
if test "${ac_cv_header_usb_h}" != "yes"; then
|
|
echo "*** the libusb header file usb.h is not installed. If you use Linux"
|
|
echo "*** you may need a package called 'libusb-dev', 'libusb-devel' or similar."
|
|
else
|
|
echo "*** libusb is not installed at all or is too old. See README."
|
|
fi
|
|
fi
|
|
|
|
echo "****************************************************************"
|
|
echo "* Please be sure to read file PROBLEMS in this directory *"
|
|
echo "* BEFORE running any of the SANE applications. Some devices *"
|
|
echo "* may be damaged by inproper operation, so please do heed this *"
|
|
echo "* advice. *"
|
|
echo "****************************************************************"
|