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authorJörg Frings-Fürst <debian@jff-webhosting.net>2017-07-15 11:25:39 +0200
committerJörg Frings-Fürst <debian@jff-webhosting.net>2017-07-15 11:25:39 +0200
commit1edb02101a9306fc711cd422ed507d18165b1691 (patch)
treebd2d48a139bfbe869f4f49359b63097931a45e7b /configure.ac
parent2ca8a81bd0d99fe4d75c229d0e988d8ef710285f (diff)
move from support/1.0.27 to feature/1.0.27
Diffstat (limited to 'configure.ac')
-rw-r--r--configure.ac873
1 files changed, 873 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
new file mode 100644
index 0000000..fc6e8a2
--- /dev/null
+++ b/configure.ac
@@ -0,0 +1,873 @@
+dnl Process this file with autoconf to produce a configure script.
+
+dnl ******************************************************************
+dnl Set up autoconf and automake
+dnl When preparing a release, modify the numeric version components
+dnl and remove the git suffix.
+dnl ******************************************************************
+AC_INIT([sane-backends],[1.0.27],
+ [sane-devel@lists.alioth.debian.org])
+AC_PREREQ(2.69) dnl minimum autoconf version required
+AC_CONFIG_MACRO_DIR([m4])
+AC_CONFIG_HEADERS([include/sane/config.h])
+
+AM_INIT_AUTOMAKE([1.11.6 subdir-objects -Wall])
+AM_SILENT_RULES
+dnl Turn off feature were automake will automatically run autoreconf.
+dnl This is because we used to check in generated files into CVS which
+dnl has known timestamp issues.
+AM_MAINTAINER_MODE
+
+dnl ******************************************************************
+dnl Determine SANE version components and release status
+dnl ******************************************************************
+AS_IF([test x = "x$AWK"],[AC_PROG_AWK])
+AS_IF([test x = "x`echo $VERSION | sed 's/[[.0-9]]//g'`"],
+ [is_release=yes],
+ [is_release=no])
+V_MAJOR=`echo $VERSION | $AWK -F. '{print $1}'`
+V_MINOR=`echo $VERSION | $AWK -F. '{print $2}'`
+V_REV=`echo $VERSION | $AWK -F. '{print $3}' | sed 's/[[^0-9]]//g'`;
+
+AC_DEFINE_UNQUOTED(SANE_DLL_V_MAJOR, $V_MAJOR, [SANE DLL major number])
+AC_DEFINE_UNQUOTED(SANE_DLL_V_MINOR, $V_MINOR, [SANE DLL minor number])
+AC_DEFINE_UNQUOTED(SANE_DLL_V_BUILD, $V_REV, [SANE DLL revision number])
+AC_SUBST(V_MAJOR)
+AC_SUBST(V_MINOR)
+AC_SUBST(V_REV)
+
+dnl ******************************************************************
+dnl Set up the compiler and linker
+dnl ******************************************************************
+AC_PROG_CC
+AM_PROG_CC_C_O
+sane_save_CC=$CC
+AC_PROG_CC_C99 dnl enables extensions to ISO C99 :-(
+AS_IF([test xno != "x$ac_cv_prog_cc_c99"],
+ [AC_MSG_CHECKING([for $sane_save_CC option for ISO C99 w/o extensions])
+ AS_CASE([$ac_cv_prog_cc_c99],
+ [-std=gnu99], [sane_prog_cc_c99="-std=c99"],
+ [-qlanglvl=extc99],[sane_prog_cc_c99="-qlanglvl=stdc99"])
+ AS_IF([test "x$ac_cv_prog_cc_c99" = "x$sane_prog_cc_c99"],
+ [AC_MSG_RESULT([$ac_cv_prog_cc_99])],
+ [AC_MSG_RESULT([$sane_prog_cc_c99])
+ CC="$sane_save_CC $sane_prog_cc_c99"])
+ ])
+AC_PROG_GCC_TRADITIONAL
+AC_USE_SYSTEM_EXTENSIONS dnl call before running the C compiler
+
+AM_PROG_AR
+LT_INIT([disable-static win32-dll])
+LT_PREREQ([2.4.2])
+
+dnl *****************************************************************
+dnl Set up I18N/L10N support
+dnl *****************************************************************
+AM_GNU_GETTEXT([external])
+AM_GNU_GETTEXT_VERSION([0.18.1])
+
+dnl ***********************************************************************
+dnl Checks for programs.
+dnl ***********************************************************************
+AC_PATH_PROG(SANE_CONFIG_PATH, sane-config, no)
+
+dnl Call explicitely before using PKG_*
+PKG_PROG_PKG_CONFIG
+
+AM_CONDITIONAL(CROSS_COMPILING, test x$cross_compiling = xyes)
+
+dnl ***********************************************************************
+dnl set compiler/linker flags
+dnl ***********************************************************************
+SANE_SET_AM_CFLAGS([$is_release])
+SANE_SET_AM_LDFLAGS
+
+dnl ***********************************************************************
+dnl Checks for unix variants
+dnl ***********************************************************************
+AC_SEARCH_LIBS([strerror],[cposix])
+
+AC_NEED_BYTEORDER_H([include/byteorder.h])
+AX_CREATE_STDINT_H([include/_stdint.h])
+
+dnl ***********************************************************************
+dnl Checks for libraries
+dnl ***********************************************************************
+AC_ARG_ENABLE(dynamic,
+ AS_HELP_STRING([--disable-dynamic],
+ [Disable dynamic loading of backends]),
+ [enable_dynamic=$enableval], [enable_dynamic=auto])
+SANE_CHECK_DLL_LIB
+dnl Checks for Backend libraries.
+AC_CHECK_LIB(m, sqrt, MATH_LIB="-lm")
+AC_SUBST(MATH_LIB)
+case ${host_os} in
+ os2*)
+ AC_CHECK_LIB(syslog, sylog, SYSLOG_LIBS="-lsyslog")
+ ;;
+ beos*)
+ AC_CHECK_LIB(be, syslog, SYSLOG_LIBS="-lbe")
+ ;;
+esac
+AC_SUBST(SYSLOG_LIBS)
+
+SANE_CHECK_JPEG
+SANE_CHECK_TIFF
+SANE_CHECK_PNG
+SANE_CHECK_IEEE1284
+SANE_CHECK_PTHREAD
+SANE_CHECK_LOCKING
+SANE_CHECK_GPHOTO2
+
+
+AC_ARG_WITH(v4l,
+ AS_HELP_STRING([--with-v4l],
+ [include the v4l backend @<:@default=yes@:>@]),
+ [# If --with-v4l=no or --without-v4l, disable backend
+ # as "$with_v4l" will be set to "no"])
+
+if test "$with_v4l" != "no" ; then
+ PKG_CHECK_MODULES(LIBV4L, libv4l1, have_libv4l1=yes, have_libv4l1=no)
+fi
+
+AC_ARG_ENABLE(avahi,
+ AS_HELP_STRING([--enable-avahi], [enable Avahi support for saned and the net backend]),
+ [enable_avahi=$enableval], [enable_avahi=no])
+
+if test "$enable_avahi" = "yes"; then
+ PKG_CHECK_MODULES(AVAHI, [ avahi-client >= 0.6.24 ],
+ [AC_DEFINE(WITH_AVAHI, 1, [define if Avahi support is enabled for saned and the net backend])], enable_avahi=no)
+fi
+
+dnl check sane to make sure we don't have two installations
+AC_CHECK_LIB(sane, sane_init, LIBSANE_EXISTS="yes")
+
+
+dnl **************************************************************
+dnl SNMP CHECKS
+dnl **************************************************************
+
+AC_ARG_WITH(snmp,
+ AS_HELP_STRING([--with-snmp], [enable SNMP support @<:@default=yes@:>@]))
+
+if test "$with_snmp" = "no"; then
+ echo "Not including SNMP support"
+else
+ AC_PATH_PROG(SNMP_CONFIG_PATH, net-snmp-config, "no")
+ AC_CHECK_LIB([netsnmp], [snmp_timeout], LIBSNMP_EXISTS="yes")
+ AC_MSG_CHECKING(for proper SNMP version)
+ if test "$SNMP_CONFIG_PATH" != "no" ; then
+ snmp_version=`$SNMP_CONFIG_PATH --version 2>/dev/null`
+ vers=`echo $snmp_version | awk 'BEGIN { FS = "."; } { printf "%d", ($1 * 1000 + $2);}'`
+ if test -n "$vers" && test "$vers" -ge 5006; then
+ SNMP_LIBS=`$SNMP_CONFIG_PATH --libs`
+ SNMP_CFLAGS=`$SNMP_CONFIG_PATH --cflags`
+ AC_MSG_RESULT(yes)
+ with_snmp="yes"
+ else
+ AC_MSG_RESULT(no)
+ AC_MSG_WARN([You need at least net-snmp 5.6, your version is $snmp_version])
+ with_snmp="no"
+ fi
+ else
+ with_snmp="no"
+ AC_MSG_RESULT(no)
+ fi
+fi
+
+if test "$with_snmp" = "yes" && test "${LIBSNMP_EXISTS}x" = "yesx"; then
+ AC_SUBST(SNMP_LIBS)
+ AC_SUBST(SNMP_CFLAGS)
+ AC_DEFINE(HAVE_LIBSNMP, 1, [Define to 1 if you have the net-snmp library.])
+else
+ AC_MSG_WARN([net-snmp library disabled, autodetecting network scanners will not be supported.])
+fi
+
+
+
+
+
+dnl ***********************************************************************
+dnl Checks for header files.
+dnl ***********************************************************************
+AC_HEADER_STDC
+AC_CHECK_HEADERS(fcntl.h unistd.h libc.h sys/dsreq.h sys/select.h \
+ sys/time.h sys/shm.h sys/ipc.h sys/signal.h sys/scanio.h os2.h \
+ sys/socket.h sys/io.h sys/hw.h sys/types.h linux/ppdev.h \
+ dev/ppbus/ppi.h machine/cpufunc.h sys/sem.h sys/poll.h \
+ windows.h be/kernel/OS.h limits.h sys/ioctl.h asm/types.h\
+ netinet/in.h tiffio.h ifaddrs.h pwd.h getopt.h)
+AC_CHECK_HEADERS([asm/io.h],,,[#include <sys/types.h>])
+
+SANE_CHECK_MISSING_HEADERS
+
+AC_CHECK_HEADERS(winsock2.h, SOCKET_LIB="-lws2_32")
+
+AC_CHECK_HEADER(resmgr.h,[
+ AC_CHECK_LIB(
+ resmgr,
+ rsm_open_device,[
+ AC_DEFINE(HAVE_RESMGR,1,[define if you have the resmgr library])
+ RESMGR_LIBS="-lresmgr"
+ ]
+ )
+])
+AC_SUBST(RESMGR_LIBS)
+
+dnl ***********************************************************************
+dnl Checks for types and structures
+dnl ***********************************************************************
+
+AC_TYPE_SIZE_T
+AC_TYPE_PID_T
+AC_TYPE_SSIZE_T
+SANE_CHECK_U_TYPES
+
+# from Python, check for "long long" type
+AC_MSG_CHECKING(for long long support)
+have_long_long=no
+AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[long long x; x = (long long)0;]])],[AC_DEFINE(HAVE_LONG_LONG, 1, Define if the long long type is available.) have_long_long=yes],[])
+AC_MSG_RESULT($have_long_long)
+
+AC_MSG_CHECKING([for socklen_t in <sys/socket.h>])
+AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
+#include <sys/socket.h>
+]], [[socklen_t len]])],AC_MSG_RESULT(yes),
+[AC_MSG_RESULT(no); AC_DEFINE(socklen_t,int,
+[Define socklen_t as \'int\' if necessary.])])
+
+AC_MSG_CHECKING([for union semun in <sys/sem.h>])
+AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
+#include <sys/types.h>
+#include <sys/ipc.h>
+#include <sys/sem.h>
+]], [[union semun test_semun]])],[AC_MSG_RESULT(yes);
+AC_DEFINE(HAVE_UNION_SEMUN,1,[Define if union semun is available.])],
+[AC_MSG_RESULT(no)])
+
+AC_MSG_CHECKING([for struct flock in fcntl.h])
+AC_EGREP_HEADER([struct flock], fcntl.h, [AC_MSG_RESULT(yes) ;
+ AC_DEFINE(HAVE_STRUCT_FLOCK, 1,
+ [Define if struct flock is available.])], AC_MSG_RESULT(no))
+
+AC_MSG_CHECKING([for Linux ioctl defines])
+AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
+#include <sys/ioctl.h>
+#include <asm/types.h>
+]],[[
+__u32 houba = _IOR('v',14, unsigned long);
+]])],[AC_MSG_RESULT(yes);
+have_linux_ioctl_defines="yes";],AC_MSG_RESULT(no))
+
+dnl ***********************************************************************
+dnl Checks for compiler characteristics
+dnl ***********************************************************************
+AC_C_BIGENDIAN
+AC_C_CONST
+AC_C_INLINE
+
+dnl ***********************************************************************
+dnl Checks for library functions
+dnl ***********************************************************************
+
+dnl Functions for which we provide an implementation if missing
+AC_CONFIG_LIBOBJ_DIR([lib])
+AC_FUNC_ALLOCA
+AC_REPLACE_FUNCS([getenv inet_ntop inet_pton isfdtype sigprocmask \
+ sleep snprintf strcasestr strdup strndup strsep syslog usleep \
+ vsyslog])
+AS_IF([test x != x$ALLOCA],
+ [LTALLOCA=`echo "$ALLOCA" | sed 's/\.o$//; s/\.obj$//'`.lo])
+AC_SUBST(LTALLOCA)
+
+dnl Define SOCKET_LIB, NSL_LIB, BIND_LIB, and RESOLV_LIB when required
+dnl for functions we use.
+AC_CHECK_FUNC(gethostbyaddr,, [AC_CHECK_LIB(bind, gethostbyaddr, BIND_LIB="-lbind")])
+AC_CHECK_FUNC(gethostbyaddr,, [AC_CHECK_LIB(nsl, gethostbyaddr, NSL_LIB="-lnsl")])
+AC_CHECK_FUNC(socket,, [AC_CHECK_LIB(socket, socket, SOCKET_LIB="-lsocket")])
+AC_CHECK_FUNC(inet_aton,, [AC_CHECK_LIB(resolv, inet_aton, RESOLV_LIB="-lresolv")])
+
+dnl Group related network libraries together so they can always be linked
+dnl in.
+SOCKET_LIBS="$SOCKET_LIB $NSL_LIB $BIND_LIB $RESOLV_LIB"
+AC_SUBST(SOCKET_LIBS)
+
+dnl define HAVE_* values for network functions. This may require
+dnl SOCKET_LIBS so set LIBS temporarily.
+save_LIBS="$LIBS"
+LIBS="$LIBS $SOCKET_LIBS"
+AC_CHECK_FUNCS(inet_addr inet_aton inet_ntoa)
+LIBS="$save_LIBS"
+
+if test "$ac_cv_header_be_kernel_OS_h" = "yes" ; then
+ dnl those are known to be broken in BeOS (BONE)
+ ac_cv_func_getaddrinfo=no
+ ac_cv_func_getnameinfo=no
+fi
+
+AC_FUNC_MMAP
+AC_CHECK_FUNCS(atexit ioperm i386_set_ioperm \
+ mkdir strftime strstr strtod \
+ cfmakeraw tcsendbreak strcasecmp strncasecmp _portaccess \
+ getaddrinfo getnameinfo poll setitimer iopl getuid getpass)
+
+dnl sys/io.h might provide ioperm but not inb,outb (like for
+dnl non i386/x32/x86_64 with musl libc)
+if test "${ac_cv_header_sys_io_h}" = "yes"; then
+ AC_MSG_CHECKING([for inb,outb (provided by sys/io.h)])
+ AC_LINK_IFELSE(
+ [AC_LANG_PROGRAM([[#include <sys/io.h>]],
+ [[inb(0);outb(0,0);]])],
+ [AC_MSG_RESULT([yes])
+ sane_cv_have_sys_io_h_with_inb_outb="yes"],
+ [AC_MSG_RESULT([no])
+ sane_cv_have_sys_io_h_with_inb_outb="no"
+ AC_MSG_WARN([sys/io.h does not provide inb,outb (non i386/x32/x86_64 arch?)])])
+ if test "$sane_cv_have_sys_io_h_with_inb_outb" = "yes"; then
+ AC_DEFINE(SANE_HAVE_SYS_IO_H_WITH_INB_OUTB, 1, [Define to 1 if you have the <sys/io.h> providing inb,outb.])
+ fi
+else
+ sane_cv_have_sys_io_h_with_inb_outb="no"
+fi
+
+SANE_PROTOTYPES
+
+if test "$ac_cv_header_os2_h" = "yes" ; then
+ AC_DEFINE(strncasecmp, strnicmp, [Define for OS/2 only])
+ AC_DEFINE(strcasecmp, stricmp, [Define for OS/2 only])
+fi
+
+if test "$ac_cv_header_getopt_h" = "yes" ; then
+ AC_CHECK_FUNCS(getopt_long)
+fi
+
+# Slightly abuse the AC_LIBOBJ macro to mark files as replacement code
+AS_IF([test x$ac_cv_header_getopt_h != xyes \
+ && test x$ac_cv_func_getopt_long != xyes],
+ [AC_LIBOBJ(getopt)
+ AC_LIBOBJ(getopt1)])
+
+dnl ***********************************************************************
+dnl checks for system services
+dnl ***********************************************************************
+if test -c /dev/urandom ; then
+ AC_DEFINE(HAVE_DEV_URANDOM, 1, [Is /dev/urandom available?])
+fi
+
+AC_ARG_WITH(systemd,
+ AS_HELP_STRING([--with-systemd], [enable systemd support @<:@default=yes@:>@]))
+if test "x$with_systemd" != xno ; then
+ PKG_CHECK_MODULES(SYSTEMD, [libsystemd], have_systemd=yes, have_systemd=no)
+ if test "x$have_systemd" = xno; then
+ PKG_CHECK_MODULES(SYSTEMD, [libsystemd-daemon], have_systemd=yes, have_systemd=no)
+ fi
+ if test "x$have_systemd" = xyes; then
+ AC_DEFINE(HAVE_SYSTEMD, 1, [Is /usr/include/systemd/sd-daemon.h available?])
+ else
+ if test "x$with_systemd" = xyes; then
+ AC_MSG_ERROR([Systemd support was requested but systemd was not found])
+ fi
+ fi
+fi
+
+dnl ******************************************************************
+dnl Check for USB support
+dnl ******************************************************************
+
+AC_ARG_WITH(usb,
+ AS_HELP_STRING([--with-usb], [enable USB support @<:@default=check@:>@]),
+ [],
+ [with_usb=check])
+AS_IF([test xno != "x$with_usb"],
+ [have_usb=no
+ AS_CASE(x$host_os, dnl odd-ball operating systems first
+ [beos*],
+ [AC_CHECK_HEADER(be/drivers/USB_scanner.h, [have_usb=yes])],
+ [os2*],
+ [AC_CHECK_HEADER(usbcalls.h,
+ [AC_CHECK_LIB(usbcall, UsbQueryNumberDevices,
+ [USB_LIBS="-lusbcall"
+ have_usb=yes
+ AC_DEFINE(HAVE_USBCALLS, [1],
+ [Define to 1 if you have usbcall.dll.])
+ ])
+ ],
+ [],
+ [#include <usb.h>
+ #include <os2.h>
+ ])
+ ],
+ [dnl default to libusb-1.x, fall back to libusb-0.x if missing
+ PKG_CHECK_MODULES([USB], [libusb-1.0],
+ [AC_DEFINE([HAVE_LIBUSB], [1],
+ [Define to 1 if you have libusb-1.0])
+ have_usb=yes
+ ],
+ [PKG_CHECK_MODULES([USB], [libusb >= 0.1.8],
+ [AC_DEFINE([HAVE_LIBUSB_LEGACY], [1],
+ [Define to 1 if you have libusb-0.1])
+ have_usb=yes
+ ],
+ [dnl 10+ years old libusb or Windows version
+ AC_CHECK_HEADER(usb.h,
+ AC_CHECK_LIB(usb, usb_interrupt_read,
+ [USB_LIBS="-lusb"
+ have_usb=yes
+ ]))
+ AC_CHECK_HEADERS(lusb0_usb.h,
+ AC_CHECK_LIB(usb, usb_interrupt_read,
+ [USB_LIBS="-lusb"
+ have_usb=yes
+ ]))
+ ])
+ ])
+ ])
+ ])
+AS_IF([test xyes = "x$with_usb" && test xyes != "x$have_usb"],
+ [AC_MSG_ERROR([USB support requested but required libraries not found.])
+ ])
+AM_CONDITIONAL([have_usblib], [test x != "x$USB_LIBS"])
+
+dnl ************
+dnl SCSI Support
+dnl ************
+
+dnl FIXME: These are a lot of header files to scan. We should
+dnl scan for just one that is unique per platform and then do
+dnl conditional scans for more specific only as needed.
+
+# Unset VERSION during the SCSI header check
+sed "s!^#define VERSION .*!/* & */!" confdefs.h > confdefs.h.tmp
+mv confdefs.h.tmp confdefs.h
+
+AC_CHECK_HEADERS(IOKit/scsi/SCSITaskLib.h IOKit/cdb/IOSCSILib.h \
+ IOKit/scsi/SCSICommandOperationCodes.h \
+ IOKit/scsi-commands/SCSICommandOperationCodes.h scsi.h sys/scsi.h \
+ sys/scsicmd.h sys/scsiio.h bsd/dev/scsireg.h scsi/sg.h \
+ camlib.h gscdds.h sys/scsi/scsi.h sys/scsi/sgdefs.h \
+ sys/scsi/targets/scgio.h apollo/scsi.h sys/sdi_comm.h \
+ sys/passthrudef.h)
+
+# Restore VERSION
+sed "s!/\* \(#define VERSION .*\) \*/!\1!" confdefs.h > confdefs.h.tmp
+mv confdefs.h.tmp confdefs.h
+
+AC_CHECK_HEADERS([io/cam/cam.h],,,[#include <io/common/iotypes.h>])
+AC_CHECK_HEADERS([ntddscsi.h ddk/ntddscsi.h],,,[#include <windows.h>])
+
+dnl FreeBSD < 3
+if test "$ac_cv_header_sys_scsiio_h" = "yes" \
+ && test "$ac_cv_header_scsi_h" = "yes"; then
+ AC_MSG_CHECKING([if 'scsireq_t' needs to be defined as 'struct scsireq'])
+ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
+#include <sys/scsiio.h>
+#include <scsi.h>
+]], [[scsireq_t req]])],,
+ [AC_MSG_RESULT(yes);
+ AC_DEFINE(scsireq_t, struct scsireq_t,
+ [Define scsireq_t as \'struct scsireq\' if necessary.])])
+fi
+AC_CHECK_LIB(scsi, scsireq_enter, SCSI_LIBS="-lscsi") # FreeBSD needs this
+
+dnl FreeBSD >= 3
+AC_CHECK_LIB(cam, cam_open_device, SCSI_LIBS="-lcam") # FreeBSD 3+ needs this
+
+AC_CHECK_FUNCS(scsireq_enter)
+
+if test "$ac_cv_header_scsi_sg_h" = "yes"; then
+ AC_MSG_CHECKING([for sg_header.target_status in <scsi/sg.h>])
+ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
+#include <sys/types.h>
+#include <scsi/sg.h>
+]],[[
+struct sg_header hdr;
+hdr.target_status = 1;
+return 0;
+]])],[AC_MSG_RESULT(yes);
+ AC_DEFINE(HAVE_SG_TARGET_STATUS,1,
+ [Define if sg_header.target_status is available.])],
+ AC_MSG_RESULT(no))
+fi
+
+if test "$ac_cv_header_IOKit_scsi_SCSITaskLib_h" = "yes"; then
+ AC_MSG_CHECKING([for SCSITaskSGElement in IOKit/scsi/SCSITaskLib.h])
+ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
+#undef VERSION
+#include <IOKit/scsi/SCSITaskLib.h>
+]],[[
+SCSITaskSGElement range;
+return 0;
+]])],[AC_MSG_RESULT(yes);
+ AC_DEFINE(HAVE_SCSITASKSGELEMENT, 1,
+ [Define if SCSITaskSGElement is available.])],
+ AC_MSG_RESULT(no))
+fi
+
+# Multiple platforms can set SCSI_LIBS so do substitution at end.
+AC_SUBST(SCSI_LIBS)
+
+AC_ARG_ENABLE(scsibuffersize,
+ AS_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])
+dnl FIXME: Move tihs to configuration printout area but probably
+dnl but probably needs to be wrapped by what ever uses it so its
+dnl only printed when used.
+echo "scsi buffersize: $set_scsibuffersize"
+
+AC_ARG_ENABLE(scsi-directio,
+ AS_HELP_STRING([--enable-scsi-directio],
+ [enable SCSI direct IO (Linux only, dangerous, see
+ README.linux)]),
+ [
+ if eval "test x$enable_scsi_directio = xyes"; then
+ AM_CFLAGS="$AM_CFLAGS -DENABLE_SCSI_DIRECTIO"
+ fi
+ ])
+
+dnl ****
+dnl IPv6
+dnl ****
+
+dnl check for IPv6 (can be overriden by --enable-ipv6)
+if test "$ac_cv_func_getnameinfo" = "yes" \
+ && test "$ac_cv_func_getaddrinfo" = "yes" ; then
+ SANE_CHECK_IPV6
+else
+ ipv6="no"
+fi
+
+dnl ***********************************************************************
+dnl initialize libtool
+dnl ***********************************************************************
+AC_ARG_ENABLE(preload,
+ AS_HELP_STRING([--disable-preload],
+ [Disable preloading of backends]),
+ [enable_preload=$enableval], [enable_preload=auto])
+
+dnl Windows (cygwin/mingw), BeOS, and OS/2 need this.
+case $host_os in
+ cygwin* | mingw* | beos* | os2*)
+ AM_LDFLAGS="$AM_LDFLAGS -no-undefined"
+esac
+
+dnl Check for lock dir
+
+AC_ARG_WITH(lockdir, AS_HELP_STRING([--with-lockdir=DIR],
+ [set SANE lockdir @<:@localstatedir/lock/sane@:>@]),
+ [locksanedir=$withval],[locksanedir=${localstatedir}/lock/sane])
+AC_SUBST(locksanedir)
+
+configdir="${sysconfdir}/sane.d"
+AC_SUBST(configdir)
+
+dnl ***********************************************************************
+dnl enable/disable backends and features based on previous tests and user's
+dnl choice
+dnl ***********************************************************************
+
+AM_CPPFLAGS="${AM_CPPFLAGS} -DPATH_SANE_CONFIG_DIR=\$(configdir) \
+ -DPATH_SANE_DATA_DIR=\$(datadir) \
+ -DPATH_SANE_LOCK_DIR=\$(locksanedir) \
+ -DV_MAJOR=${V_MAJOR} -DV_MINOR=${V_MINOR}"
+
+if test "${ac_cv_header_sys_socket_h}" = "no"; then
+ echo "*** disabling saned (sys/socket.h not found)"
+ SANED=
+else
+ SANED=saned
+fi
+AM_CONDITIONAL(COMPILE_SANED, test x$SANED = xsaned)
+
+dnl These are the backends that are build in any case:
+
+AC_ARG_ENABLE(local-backends,
+ AS_HELP_STRING([--disable-local-backends],
+ [turn off compilation of all backends but net]))
+
+ALL_BACKENDS="abaton agfafocus apple artec artec_eplus48u as6e \
+ avision bh canon canon630u canon_dr canon_pp cardscan \
+ coolscan coolscan2 coolscan3 dc25 dc210 dc240 \
+ dell1600n_net dmc epjitsu epson epson2 epsonds fujitsu genesys \
+ gphoto2 gt68xx hp hp3500 hp3900 hp4200 hp5400 \
+ hp5590 hpsj5s hpljm1005 hs2p ibm kodak kodakaio kvs1025 kvs20xx \
+ kvs40xx leo lexmark ma1509 magicolor \
+ matsushita microtek microtek2 mustek mustek_pp \
+ mustek_usb mustek_usb2 nec net niash pie pieusb pint \
+ pixma plustek plustek_pp qcam ricoh rts8891 s9036 \
+ sceptre sharp sm3600 sm3840 snapscan sp15c st400 \
+ stv680 tamarack teco1 teco2 teco3 test u12 umax
+ umax_pp umax1220u v4l xerox_mfp p5"
+
+# If user specifies backends manually then cause configure
+# to fail if its detected it can't be compiled. If we
+# are in automatic mode then remove backend from list instead.
+user_selected_backends="yes"
+
+AC_ARG_VAR(BACKENDS, [list of backends to compile])
+if eval "test x$enable_local_backends = xno"; then
+ BACKENDS="net"
+else
+ if test "${BACKENDS}" != "" ; then
+ AC_MSG_NOTICE([Manually selected backends: ${BACKENDS}])
+ else
+ BACKENDS="$ALL_BACKENDS"
+ user_selected_backends="no"
+ fi
+fi
+
+SANE_CHECK_BACKENDS
+
+if test "${sane_cv_use_libjpeg}" = "yes"; then
+ SANEI_SANEI_JPEG_LO="../sanei/sanei_jpeg.lo"
+fi
+AM_CONDITIONAL(HAVE_JPEG, test x$sane_cv_use_libjpeg = xyes)
+AC_SUBST(SANEI_SANEI_JPEG_LO)
+
+AC_ARG_ENABLE(pnm-backend,
+ AS_HELP_STRING([--enable-pnm-backend],
+ [enable the pnm backend for testing frontends (possible security risk, see PROBLEMS file)]),
+ [FILTERED_BACKENDS="${FILTERED_BACKENDS} pnm"],
+ [echo "*** pnm backend not manually selected - disabling"])
+
+BACKENDS="$FILTERED_BACKENDS"
+BACKEND_LIBS_ENABLED=""
+BACKEND_CONFS_ENABLED=""
+BACKEND_MANS_ENABLED=""
+for backend in ${BACKENDS} ; do
+ BACKEND_LIBS_ENABLED="${BACKEND_LIBS_ENABLED} libsane-${backend}.la"
+ BACKEND_CONFS_ENABLED="${BACKEND_CONFS_ENABLED} ${backend}.conf"
+ BACKEND_MANS_ENABLED="${BACKEND_MANS_ENABLED} sane-${backend}.5"
+ if test x$backend = xumax_pp; then
+ install_umax_pp_tools=yes
+ fi
+done
+AC_SUBST(BACKEND_LIBS_ENABLED)
+AM_CONDITIONAL(INSTALL_UMAX_PP_TOOLS, test xyes = x$install_umax_pp_tools)
+
+AC_ARG_VAR(PRELOADABLE_BACKENDS, [list of backends to preload into single DLL])
+if test "${enable_preload}" = "auto"; then
+ if test "${enable_shared}" = "no" || test "${enable_dynamic}" != "yes"; then
+ enable_preload=yes
+ fi
+fi
+if test "${enable_preload}" = "yes"; then
+ echo "preloading backends into DLL"
+
+ # If user specifies backends manually then cause configure
+ # to fail if its detected it can't be compiled. If we
+ # are in automatic mode then remove backend from list instead.
+ user_selected_backends="yes"
+
+ if eval "test x$enable_local_backends = xno"; then
+ PRELOADABLE_BACKENDS="net"
+ else
+ if test "${PRELOADABLE_BACKENDS}" != "" ; then
+ AC_MSG_NOTICE([Manually selected preloadable backends: ${PRELOADABLE_BACKENDS}])
+ else
+ PRELOADABLE_BACKENDS="$BACKENDS"
+ user_selected_backends="no"
+ fi
+ fi
+
+ saved_BACKENDS="$BACKENDS"
+ BACKENDS="${PRELOADABLE_BACKENDS}"
+
+ SANE_CHECK_BACKENDS
+
+ PRELOADABLE_BACKENDS="$FILTERED_BACKENDS"
+ BACKENDS="$saved_BACKENDS"
+else
+ PRELOADABLE_BACKENDS=""
+fi
+PRELOADABLE_BACKENDS_ENABLED=""
+# Do not initialize BACKEND_CONFS_ENABLED so that its a combination
+# of all backends.
+for backend in ${PRELOADABLE_BACKENDS} ; do
+ BACKEND_CONFS_ENABLED="${BACKEND_CONFS_ENABLED} ${backend}.conf"
+ BACKEND_MANS_ENABLED="${BACKEND_MANS_ENABLED} sane-${backend}.5"
+ # Special hacks. Normally, we create a convenience library that
+ # matches the backend's name but in some cases that will conflict
+ # with an external library name that also matches backend name.
+ # Work around that here by renaming internal library.
+ if test "${backend}" = "gphoto2"; then
+ backend=gphoto2_i
+ fi
+ PRELOADABLE_BACKENDS_ENABLED="${PRELOADABLE_BACKENDS_ENABLED} lib${backend}.la"
+done
+
+AC_SUBST(PRELOADABLE_BACKENDS)
+AC_SUBST(PRELOADABLE_BACKENDS_ENABLED)
+AC_SUBST(BACKEND_CONFS_ENABLED)
+AC_SUBST(BACKEND_MANS_ENABLED)
+
+dnl in BeOS, backends are not installed in lib/sane, but add-ons/sane/
+dnl we account for both installing in /boot/beos and ~/config
+case $host_os in
+ beos*)
+ libdir='${exec_prefix}/add-ons'
+ ;;
+esac
+
+AC_ARG_ENABLE(parport-directio,
+ AS_HELP_STRING([--enable-parport-directio],
+ [enable direct hardware access to the parallel port, so
+ frontends will require special permission level]),
+ [
+ if eval "test x$enable_parport_directio = xyes"; then
+ AM_CFLAGS="$AM_CFLAGS -DENABLE_PARPORT_DIRECTIO"
+ fi
+ ])
+
+dnl ******************************************************************
+dnl SANE API specification format conversion support
+dnl ******************************************************************
+AC_ARG_WITH(api-spec,
+ AS_HELP_STRING([--with-api-spec],
+ [convert API spec to supported output formats @<:@default=check@:>@]),
+ [],
+ [with_api_spec=check])
+dnl Test for all tools that may be involved. These tests are fast and
+dnl running them allows for the Makefile targets to be formulated such
+dnl that any non-requested formats can be made using a one-off without
+dnl the need to reconfigure.
+AC_PATH_PROG(MAKEINDEX, makeindex, no)
+AC_PATH_PROG(DVIPS, dvips, no)
+AC_PATH_PROG(LATEX, latex, no)
+AC_PATH_PROG(PDFLATEX, pdflatex, no)
+AC_PATH_PROG(FIG2DEV, fig2dev, no)
+AC_PATH_PROG(GS, gs, no)
+AC_PATH_PROG(DLH, dlh, no)
+AC_PATH_PROG(PPMTOGIF, ppmtogif, no)
+AS_IF([test xno != "x$with_api_spec"],
+ [dnl Flag formats for which all required tools have been found
+ AS_IF([ test xno != "x$MAKEINDEX" \
+ && test xno != "x$DVIPS" \
+ && test xno != "x$FIG2DEV" \
+ && test xno != "x$LATEX"], [with_api_ps=yes])
+ AS_IF([ test xno != "x$MAKEINDEX" \
+ && test xno != "x$PDFLATEX" \
+ && test xno != "x$FIG2DEV" \
+ && test xno != "x$GS"], [with_api_pdf=yes])
+ AS_IF([ test xno != "x$MAKEINDEX" \
+ && test xno != "x$DVIPS" \
+ && test xno != "x$FIG2DEV" \
+ && test xno != "x$DLH" \
+ && test xno != "x$GS" \
+ && test xno != "x$PPMTOFIG" ], [with_api_html=yes])
+
+ AS_IF([test xyes = "x$with_api_spec" \
+ && test xyes != "x$with_api_ps" \
+ && test xyes != "x$with_api_pdf" \
+ && test xyes != "x$with_api_html"],
+ [AC_MSG_ERROR([tools to convert the API spec are missing])
+ ])
+ ])
+AM_CONDITIONAL(WITH_API_PS, [test x$with_api_ps = xyes])
+AM_CONDITIONAL(WITH_API_PDF, [test x$with_api_pdf = xyes])
+AM_CONDITIONAL(WITH_API_HTML, [test x$with_api_html = xyes])
+
+dnl ***********************************************************************
+dnl Write output files
+dnl ***********************************************************************
+
+AC_SUBST(AM_CPPFLAGS)
+AC_SUBST(AM_CFLAGS)
+AC_SUBST(AM_LDFLAGS)
+
+AC_CONFIG_FILES([Makefile lib/Makefile sanei/Makefile frontend/Makefile \
+ japi/Makefile backend/Makefile include/Makefile doc/Makefile \
+ po/Makefile.in testsuite/Makefile testsuite/sanei/Makefile testsuite/tools/Makefile \
+ tools/Makefile doc/doxygen-sanei.conf doc/doxygen-genesys.conf])
+AC_CONFIG_FILES([tools/sane-config], [chmod a+x tools/sane-config])
+AC_CONFIG_FILES([tools/sane-backends.pc])
+AC_OUTPUT
+
+dnl ***********************************************************************
+dnl print configuration information
+dnl ***********************************************************************
+
+echo "-> Variables used for compilation/linking:"
+echo AM_CPPFLAGS=\"${AM_CPPFLAGS}\"
+echo AM_CFLAGS=\"${AM_CFLAGS}\"
+echo AM_LDFLAGS=\"${AM_LDFLAGS}\"
+echo LIBS=\"${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 ${locksanedir}`"
+else
+ echo "Lockfiles: Feature is disabled!"
+fi
+echo "-> Network parameters:"
+if test "${SANED}" = "saned" ; then
+ echo "Build saned: yes"
+else
+ echo "Build saned: no"
+fi
+echo "IPv6 support: `eval eval echo ${ipv6}`"
+echo "Avahi support: `eval eval echo ${enable_avahi}`"
+echo "SNMP support: `eval eval echo ${with_snmp}`"
+echo "-> The following backends will be built:"
+for backend in ${BACKENDS} ; do
+ echo $ECHO_N "${backend} "
+done
+echo
+echo
+echo "-> The following preload backends will be built:"
+for backend in ${PRELOADABLE_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 "$with_usb" != "no" && test "$have_usb" != "yes" ; then
+ echo "*** Warning: sane-backends will be built without USB support. There may"
+ echo "*** be valid reasons to do so, e.g. if you don't use USB scanners or on"
+ echo "*** platforms without USB 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 improper operation, so please do heed this *"
+echo "* advice. *"
+echo "****************************************************************"