Imported Upstream version 0.50upstream/0.50

9 files changed, 776 insertions, 0 deletions

diff --git a/include/Makefile b/include/Makefile
new file mode 100644
index 0000000..214d47e
--- /dev/null
+++ b/include/Makefile
@@ -0,0 +1,8 @@
+# Generated automatically from Makefile.in by configure.
+# This is just a dummy to ensure that the include directory gets created
+# in a shadow-build.
+
+all:
+
+distclean:
+	rm -f Makefile
diff --git a/include/Makefile.in b/include/Makefile.in
new file mode 100644
index 0000000..c8de918
--- /dev/null
+++ b/include/Makefile.in
@@ -0,0 +1,7 @@
+# This is just a dummy to ensure that the include directory gets created
+# in a shadow-build.
+
+all:
+
+distclean:
+	rm -f Makefile
diff --git a/include/getopt.h b/include/getopt.h
new file mode 100644
index 0000000..aa7877f
--- /dev/null
+++ b/include/getopt.h
@@ -0,0 +1,129 @@
+/* Declarations for getopt.
+   Copyright (C) 1989, 90, 91, 92, 93, 94 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify it
+   under the terms of the GNU General Public License as published by the
+   Free Software Foundation; either version 2, or (at your option) any
+   later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software Foundation,
+   Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+#ifndef _GETOPT_H
+#define _GETOPT_H 1
+
+#ifdef	__cplusplus
+extern "C" {
+#endif
+
+/* For communication from `getopt' to the caller.
+   When `getopt' finds an option that takes an argument,
+   the argument value is returned here.
+   Also, when `ordering' is RETURN_IN_ORDER,
+   each non-option ARGV-element is returned here.  */
+
+extern char *optarg;
+
+/* Index in ARGV of the next element to be scanned.
+   This is used for communication to and from the caller
+   and for communication between successive calls to `getopt'.
+
+   On entry to `getopt', zero means this is the first call; initialize.
+
+   When `getopt' returns EOF, this is the index of the first of the
+   non-option elements that the caller should itself scan.
+
+   Otherwise, `optind' communicates from one call to the next
+   how much of ARGV has been scanned so far.  */
+
+extern int optind;
+
+/* Callers store zero here to inhibit the error message `getopt' prints
+   for unrecognized options.  */
+
+extern int opterr;
+
+/* Set to an option character which was unrecognized.  */
+
+extern int optopt;
+
+/* Describe the long-named options requested by the application.
+   The LONG_OPTIONS argument to getopt_long or getopt_long_only is a vector
+   of `struct option' terminated by an element containing a name which is
+   zero.
+
+   The field `has_arg' is:
+   no_argument		(or 0) if the option does not take an argument,
+   required_argument	(or 1) if the option requires an argument,
+   optional_argument 	(or 2) if the option takes an optional argument.
+
+   If the field `flag' is not NULL, it points to a variable that is set
+   to the value given in the field `val' when the option is found, but
+   left unchanged if the option is not found.
+
+   To have a long-named option do something other than set an `int' to
+   a compiled-in constant, such as set a value from `optarg', set the
+   option's `flag' field to zero and its `val' field to a nonzero
+   value (the equivalent single-letter option character, if there is
+   one).  For long options that have a zero `flag' field, `getopt'
+   returns the contents of the `val' field.  */
+
+struct option
+{
+#if defined (__STDC__) && __STDC__
+  const char *name;
+#else
+  char *name;
+#endif
+  /* has_arg can't be an enum because some compilers complain about
+     type mismatches in all the code that assumes it is an int.  */
+  int has_arg;
+  int *flag;
+  int val;
+};
+
+/* Names for the values of the `has_arg' field of `struct option'.  */
+
+#define	no_argument		0
+#define required_argument	1
+#define optional_argument	2
+
+#if defined (__STDC__) && __STDC__
+#ifdef __GNU_LIBRARY__
+/* Many other libraries have conflicting prototypes for getopt, with
+   differences in the consts, in stdlib.h.  To avoid compilation
+   errors, only prototype getopt for the GNU C library.  */
+extern int getopt (int argc, char *const *argv, const char *shortopts);
+#else /* not __GNU_LIBRARY__ */
+extern int getopt ();
+#endif /* __GNU_LIBRARY__ */
+extern int getopt_long (int argc, char *const *argv, const char *shortopts,
+		        const struct option *longopts, int *longind);
+extern int getopt_long_only (int argc, char *const *argv,
+			     const char *shortopts,
+		             const struct option *longopts, int *longind);
+
+/* Internal only.  Users should not call this directly.  */
+extern int _getopt_internal (int argc, char *const *argv,
+			     const char *shortopts,
+		             const struct option *longopts, int *longind,
+			     int long_only);
+#else /* not __STDC__ */
+extern int getopt ();
+extern int getopt_long ();
+extern int getopt_long_only ();
+
+extern int _getopt_internal ();
+#endif /* __STDC__ */
+
+#ifdef	__cplusplus
+}
+#endif
+
+#endif /* _GETOPT_H */
diff --git a/include/lalloca.h b/include/lalloca.h
new file mode 100644
index 0000000..0fd4fc1
--- /dev/null
+++ b/include/lalloca.h
@@ -0,0 +1,47 @@
+/* sane - Scanner Access Now Easy.
+   Copyright (C) 1997 The Free Software Foundation
+   This file is part of the SANE package.
+
+   SANE is free software; you can redistribute it and/or modify it under
+   the terms of the GNU General Public License as published by the Free
+   Software Foundation; either version 2 of the License, or (at your
+   option) any later version.
+
+   SANE is distributed in the hope that it will be useful, but WITHOUT
+   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+   for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with sane; see the file COPYING.  If not, write to the Free
+   Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+   This file implements a dynamic linking based SANE meta backend.  It
+   allows managing an arbitrary number of SANE backends by using
+   dynamic linking to load backends on demand.  */
+
+#ifndef lalloca_h
+#define lalloca_h
+
+/* AIX requires this to be the first thing in the file.  */
+#ifdef __GNUC__
+# define alloca __builtin_alloca
+#else
+# if HAVE_ALLOCA_H
+#  include <alloca.h>
+# else
+#  ifdef _AIX
+#pragma alloca
+#  else
+#   ifndef alloca /* predefined by HP cc +Olibcalls */
+#    if __STDC__
+void *alloca ();
+#    else
+char *alloca ();
+#    endif
+#   endif
+#  endif
+# endif
+#endif
+
+#endif /* lalloca_h */
diff --git a/include/sane/config.h.in b/include/sane/config.h.in
new file mode 100644
index 0000000..28fffdc
--- /dev/null
+++ b/include/sane/config.h.in
@@ -0,0 +1,342 @@
+#ifndef SANE_CONFIG_H
+#define SANE_CONFIG_H
+
+/* Define if on AIX 3.
+   System headers sometimes define this.
+   We just want to avoid a redefinition error message.  */
+#ifndef _ALL_SOURCE
+#undef _ALL_SOURCE
+#endif
+
+/* Define if using alloca.c.  */
+#undef C_ALLOCA
+
+/* Define to empty if the keyword does not work.  */
+#undef const
+
+/* Define to one of _getb67, GETB67, getb67 for Cray-2 and Cray-YMP systems.
+   This function is required for alloca.c support on those systems.  */
+#undef CRAY_STACKSEG_END
+
+/* Define if you have alloca, as a function or macro.  */
+#undef HAVE_ALLOCA
+
+/* Define if you have <alloca.h> and it should be used (not on Ultrix).  */
+#undef HAVE_ALLOCA_H
+
+/* Define if you have a working `mmap' system call.  */
+#undef HAVE_MMAP
+
+/* Define as __inline if that's what the C compiler calls it.  */
+#undef inline
+
+/* Define if on MINIX.  */
+#undef _MINIX
+
+/* Define to `long' if <sys/types.h> doesn't define.  */
+#undef off_t
+
+/* Define if the system does not provide POSIX.1 features except
+   with this defined.  */
+#undef _POSIX_1_SOURCE
+
+/* Define if you need to in order for stat and other things to work.  */
+#undef _POSIX_SOURCE
+
+/* Define to `unsigned' if <sys/types.h> doesn't define.  */
+#undef size_t
+
+/* Define to `unsigned char' if <sys/types.h> doesn't define.  */
+#undef u_char
+
+/* Define to `unsigned int' if <sys/types.h> doesn't define.  */
+#undef u_int
+
+/* Define to `unsigned long' if <sys/types.h> doesn't define.  */
+#undef u_long
+
+/* Define to `long' if <sys/types.h> doesn't define.  */
+#undef ssize_t
+
+/* Define to `int' if <sys/types.h> doesn't define.  */
+#undef pid_t
+
+/* Define scsireq_t as `struct scsireq' if necessary.  */
+#undef scsireq_t
+
+/* Define to the return type of signal handlers. */
+#undef RETSIGTYPE
+
+/* If using the C implementation of alloca, define if you know the
+   direction of stack growth for your system; otherwise it will be
+   automatically deduced at run-time.
+	STACK_DIRECTION > 0 => grows toward higher addresses
+	STACK_DIRECTION < 0 => grows toward lower addresses
+	STACK_DIRECTION = 0 => direction of growth unknown
+ */
+#undef STACK_DIRECTION
+
+/* Define if you have the ANSI C header files.  */
+#undef STDC_HEADERS
+
+/* Define to 1 if NLS is requested.  */
+#undef ENABLE_NLS
+
+/* Define as 1 if you have catgets and don't want to use GNU gettext.  */
+#undef HAVE_CATGETS
+
+/* Define as 1 if you have gettext and don't want to use GNU gettext.  */
+#undef HAVE_GETTEXT
+
+/* Define if your locale.h file contains LC_MESSAGES.  */
+#undef HAVE_LC_MESSAGES
+
+/* Define to 1 if you have the stpcpy function.  */
+#undef HAVE_STPCPY
+
+/* Define to the name of the distribution.  */
+#undef PACKAGE
+
+/* The concatenation of the strings PACKAGE, "-", and VERSION.  */
+#undef PACKAGE_VERSION
+
+/* Define to the version of the distribution.  */
+#undef VERSION
+
+/* Define if you have the __argz_count function.  */
+#undef HAVE___ARGZ_COUNT
+
+/* Define if you have the __argz_next function.  */
+#undef HAVE___ARGZ_NEXT
+
+/* Define if you have the __argz_stringify function.  */
+#undef HAVE___ARGZ_STRINGIFY
+
+/* Define if you have the dcgettext function.  */
+#undef HAVE_DCGETTEXT
+
+/* Define if you have the getcwd function.  */
+#undef HAVE_GETCWD
+
+/* Define if you have the getpagesize function.  */
+#undef HAVE_GETPAGESIZE
+
+/* Define if you have the atexit function. */
+#undef HAVE_ATEXIT
+
+/* Define if you have the ioperm function. */
+#undef HAVE_IOPERM
+
+/* Define if you have the mkdir function.  */
+#undef HAVE_MKDIR
+
+/* Define if you have the munmap function.  */
+#undef HAVE_MUNMAP
+
+/* Define if you have the putenv function.  */
+#undef HAVE_PUTENV
+
+/* Define if you have the scsireq_enter function.  */
+#undef HAVE_SCSIREQ_ENTER
+
+/* Define if you have the sigprocmask function.  */
+#undef HAVE_SIGPROCMASK
+
+/* Define if you have the setenv function.  */
+#undef HAVE_SETENV
+
+/* Define if you have the setlocale function.  */
+#undef HAVE_SETLOCALE
+
+/* Define if you have the stpcpy function.  */
+#undef HAVE_STPCPY
+
+/* Define if you have the strcasecmp function.  */
+#undef HAVE_STRCASECMP
+
+/* Define if you have the strchr function.  */
+#undef HAVE_STRCHR
+
+/* Define if you have the strdup function.  */
+#undef HAVE_STRDUP
+
+/* Define if you have the strncasecmp function.  */
+#undef HAVE_STRNCASECMP
+
+/* Define if you have the strndup function.  */
+#undef HAVE_STRNDUP
+
+/* Define if you have the strftime function.  */
+#undef HAVE_STRFTIME
+
+/* Define if you have the strstr function.  */
+#undef HAVE_STRSTR
+
+/* Define if you have the strsep function.  */
+#undef HAVE_STRSEP
+
+/* Define if you have the strtod function.  */
+#undef HAVE_STRTOD
+
+/* Define if you have the valloc function.  */
+#undef HAVE_VALLOC
+
+/* Define if you have the snprintf function.  */
+#undef HAVE_SNPRINTF
+
+/* Ignore HAVE_USLEEP under Apollo Domain because the usleep()
+   implementation in the Sys5.3 environment is broken.  */
+#ifndef apollo
+  /* Define if you have the usleep function.  */
+# undef HAVE_USLEEP
+#endif
+
+/* Define if you have the <argz.h> header file.  */
+#undef HAVE_ARGZ_H
+
+/* Define if you have the <fcntl.h> header file.  */
+#undef HAVE_FCNTL_H
+
+/* Define if you have the <libintl.h> header file.  */
+#undef HAVE_LIBINTL_H
+
+/* Define if you have the <libc.h> header file.  */
+#undef HAVE_LIBC_H
+
+/* Define if you have the <limits.h> header file.  */
+#undef HAVE_LIMITS_H
+
+/* Define if you have the <locale.h> header file.  */
+#undef HAVE_LOCALE_H
+
+/* Define if you have the <malloc.h> header file.  */
+#undef HAVE_MALLOC_H
+
+/* Define if you have the <nl_types.h> header file.  */
+#undef HAVE_NL_TYPES_H
+
+/* Define if you have the <string.h> header file.  */
+#undef HAVE_STRING_H
+
+/* Define if you have the <sys/select.h> header file. */
+#undef HAVE_SYS_SELECT_H
+
+/* Define if you have the <sys/time.h> header file. */
+#undef HAVE_SYS_TIME_H
+
+/* Define if you have the <sys/io.h> header file. */
+#undef HAVE_SYS_IO_H
+
+/* Define if you have the <asm/io.h> header file. */
+#undef HAVE_ASM_IO_H
+
+/* Define if you have the <scsi.h> header file. */
+#undef HAVE_SCSI_H
+
+/* Define if you have the <scsi/sg.h> header file. */
+#undef HAVE_SCSI_SG_H
+
+/* Define if you have the "/usr/src/linux/include/scsi/sg.h" header file. */
+#undef HAVE__USR_SRC_LINUX_INCLUDE_SCSI_SG_H
+
+/* Define if you have the <sys/dsreq.h> header file. */
+#undef HAVE_SYS_DSREQ_H
+
+/* Define if you have the <sys/scsi.h> header file. */
+#undef HAVE_SYS_SCSI_H
+
+/* Define if you have the <sys/scsi/targets/scgio.h> header file. */
+#undef HAVE_SYS_SCSI_TARGETS_SCGIO_H
+
+/* Define if you have the <sys/scsi/sgdefs.h> header file. */
+#undef HAVE_SYS_SCSI_SGDEFS_H
+
+/* Define if you have the <sys/scsicmd.h> header file. */
+#undef HAVE_SYS_SCSICMD_H
+
+/* Define if you have the <sys/scsiio.h> header file. */
+#undef HAVE_SYS_SCSIIO_H
+
+/* Define if you have the <sys/scanio.h> header file. */
+#undef HAVE_SYS_SCANIO_H
+
+/* Define if you have the <apollo/scsi.h> header file. */
+#undef HAVE_APOLLO_SCSI_H
+
+/* Define if you have the <bsd/dev/scsireg.h> header file. */
+#undef HAVE_BSD_DEV_SCSIREG_H
+
+/* Define if you have the <io/cam/cam.h> header file. */
+#undef HAVE_IO_CAM_CAM_H
+
+/* Define if you have the <camlib.h> header file. */
+#undef HAVE_CAMLIB_H
+
+/* Define if you have the <gscdds.h> header file. */
+#undef HAVE_GSCDDS_H
+
+/* Define if you have the <os2.h> header file.  */
+#undef HAVE_OS2_H
+
+/* Define if you have EMX's sys/hw.h headers. */
+#undef HAVE_SYS_HW_H
+
+/* Define if you have sys/types.h. OS/2 wants them before select.h, etc. */
+#undef HAVE_SYS_TYPES_H
+
+/* Define if you have the <unistd.h> header file.  */
+#undef HAVE_UNISTD_H
+
+/* Define if you have the <values.h> header file.  */
+#undef HAVE_VALUES_H
+
+/* Define if you have the i library (-li).  */
+#undef HAVE_LIBI
+
+/* Define if you have the intl library (-lintl).  */
+#undef HAVE_LIBINTL
+
+/* Define if you have the m library (-lm).  */
+#undef HAVE_LIBM
+
+/* Define if you have the <dlfcn.h> header file.  */
+#undef HAVE_DLFCN_H
+
+/* Define if you have the dlopen function.  */
+#undef HAVE_DLOPEN
+
+/* Define if you have the <dl.h> header file.  */
+#undef HAVE_DL_H
+
+/* Define if you have the shl_load function.  */
+#undef HAVE_SHL_LOAD
+
+/* Define if you have the GIMP header files and library.  */
+#undef HAVE_LIBGIMP_GIMP_H
+
+/* Define if you have the GIMPfeatures header file.  */
+#undef HAVE_LIBGIMP_GIMPFEATURES_H
+
+/* Define if you have libjpeg.  */
+#undef HAVE_LIBJPEG
+
+/* Define if you have libz.  */
+#undef HAVE_LIBZ
+
+/* Define if you have libpng.  */
+#undef HAVE_LIBPNG
+
+/* Define if you have libtiff.  */
+#undef HAVE_LIBTIFF
+
+#ifndef HAVE_STRNCASECMP
+  /* OS/2 needs this */
+# define strncasecmp(a, b, c) strnicmp(a, b, c)
+#endif
+
+#if defined (__sun) && defined (__GNUC__)
+# define _POSIX_SOURCE
+# define __EXTENSIONS__
+#endif
+
+#endif /* SANE_CONFIG_H */
diff --git a/include/sane/sanei_backend.h b/include/sane/sanei_backend.h
new file mode 100644
index 0000000..588e2d0
--- /dev/null
+++ b/include/sane/sanei_backend.h
@@ -0,0 +1,116 @@
+#include <sane/sanei_debug.h>
+
+#ifdef HAVE_SYS_HW_H
+  /* OS/2 i/o-port access compatibility macros: */
+# define inb(p)		_inp8 (p)
+# define outb(v,p)	_outp8 ((p),(v))
+# define ioperm(b,l,o)	_portaccess ((b),(b)+(l)-1)
+# define HAVE_IOPERM	1
+#endif
+
+#ifndef O_NONBLOCK
+# ifdef O_NDELAY
+#  define O_NONBLOCK O_NDELAY
+# else
+#  define O_NONBLOCK FNDELAY	/* last resort */
+# endif
+#endif
+
+#ifndef __GLIBC__
+# ifndef u_int8_t
+#  define u_int8_t	unsigned char
+# endif
+# ifndef u_int16_t
+#  define u_int16_t	unsigned short
+# endif
+# ifndef u_int32_t
+#  define u_int32_t	unsigned int
+# endif
+#endif
+
+#ifdef HAVE_SIGPROCMASK
+# define SIGACTION	sigaction
+#else
+
+/* Just enough backwards compatibility that we get by in the backends
+   without making handstands.  */
+# ifdef sigset_t
+#  undef sigset_t
+# endif
+# ifdef sigemptyset
+#  undef sigemptyset
+# endif
+# ifdef sigfillset
+#  undef sigfillset
+# endif
+# ifdef sigaddset
+#  undef sigaddset
+# endif
+# ifdef sigdelset
+#  undef sigdelset
+# endif
+# ifdef sigprocmask
+#  undef sigprocmask
+# endif
+# ifdef SIG_BLOCK
+#  undef SIG_BLOCK
+# endif
+# ifdef SIG_UNBLOCK
+#  undef SIG_UNBLOCK
+# endif
+# ifdef SIG_SETMASK
+#  undef SIG_SETMASK
+# endif
+
+# define sigset_t		int
+# define sigemptyset(set)	do { *(set) = 0; } while (0)
+# define sigfillset(set)	do { *(set) = ~0; } while (0)
+# define sigaddset(set,signal)	do { *(set) |= sigmask (signal); } while (0)
+# define sigdelset(set,signal)	do { *(set) &= ~sigmask (signal); } while (0)
+# define sigaction(sig,new,old)	sigvec (sig,new,old)
+
+  /* Note: it's not safe to just declare our own "struct sigaction" since
+     some systems (e.g., some versions of OpenStep) declare that structure,
+     but do not implement sigprocmask().  Hard to believe, aint it?  */
+# define SIGACTION		sigvec
+# define SIG_BLOCK	1
+# define SIG_UNBLOCK	2
+# define SIG_SETMASK	3
+#endif /* !HAVE_SIGPROCMASK */
+
+/* Declare the entry points: */
+
+extern SANE_Status ENTRY(init) (SANE_Int *, SANE_Auth_Callback);
+extern SANE_Status ENTRY(get_devices) (const SANE_Device ***, SANE_Bool);
+extern SANE_Status ENTRY(open) (SANE_String_Const, SANE_Handle *);
+extern const SANE_Option_Descriptor *
+  ENTRY(get_option_descriptor) (SANE_Handle, SANE_Int);
+extern SANE_Status ENTRY(control_option) (SANE_Handle, SANE_Int, SANE_Action,
+					  void *, SANE_Word *);
+extern SANE_Status ENTRY(get_parameters) (SANE_Handle, SANE_Parameters *);
+extern SANE_Status ENTRY(start) (SANE_Handle);
+extern SANE_Status ENTRY(read) (SANE_Handle, SANE_Byte *, SANE_Int,
+				SANE_Int *);
+extern SANE_Status ENTRY(set_io_mode) (SANE_Handle, SANE_Bool);
+extern SANE_Status ENTRY(get_select_fd) (SANE_Handle, SANE_Int *);
+extern void ENTRY(cancel) (SANE_Handle);
+extern void ENTRY(close) (SANE_Handle);
+extern void ENTRY(exit) (void);
+
+#ifndef STUBS
+/* Now redirect sane_* calls to backend's functions: */
+
+#define sane_init(a,b)			ENTRY(init) (a,b)
+#define sane_get_devices(a,b)		ENTRY(get_devices) (a,b)
+#define sane_open(a,b)			ENTRY(open) (a,b)
+#define sane_get_option_descriptor(a,b)	ENTRY(get_option_descriptor) (a,b)
+#define sane_control_option(a,b,c,d,e)	ENTRY(control_option) (a,b,c,d,e)
+#define sane_get_parameters(a,b)	ENTRY(get_parameters) (a,b)
+#define sane_start(a)			ENTRY(start) (a)
+#define sane_read(a,b,c,d)		ENTRY(read) (a,b,c,d)
+#define sane_set_io_mode(a,b)		ENTRY(set_io_mode) (a,b)
+#define sane_get_select_fd(a,b)		ENTRY(get_select_fd) (a,b)
+#define sane_cancel(a)			ENTRY(cancel) (a)
+#define sane_close(a)			ENTRY(close) (a)
+#define sane_exit(a)			ENTRY(exit) (a)
+#endif /* STUBS */
diff --git a/include/sane/sanei_config.h b/include/sane/sanei_config.h
new file mode 100644
index 0000000..ac64007
--- /dev/null
+++ b/include/sane/sanei_config.h
@@ -0,0 +1,76 @@
+/* sane - Scanner Access Now Easy.
+   Copyright (C) 1997 Jeffrey S. Freedman
+   This file is part of the SANE package.
+
+   This program is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+   MA 02111-1307, USA.
+
+   As a special exception, the authors of SANE give permission for
+   additional uses of the libraries contained in this release of SANE.
+
+   The exception is that, if you link a SANE library with other files
+   to produce an executable, this does not by itself cause the
+   resulting executable to be covered by the GNU General Public
+   License.  Your use of that executable is in no way restricted on
+   account of linking the SANE library code into it.
+
+   This exception does not, however, invalidate any other reasons why
+   the executable file might be covered by the GNU General Public
+   License.
+
+   If you submit changes to SANE to the maintainers to be included in
+   a subsequent release, you agree by submitting the changes that
+   those changes may be distributed with this exception intact.
+
+   If you write modifications of your own for SANE, it is your choice
+   whether to permit this exception to apply to your modifications.
+   If you do not wish that, delete this exception notice.
+
+   This file provides generic configuration support.  */
+
+#ifndef sanei_config_h
+
+#include <stdio.h>
+
+extern FILE *sanei_config_open (const char *name);
+extern const char *sanei_config_skip_whitespace (const char *str);
+/* Scan a string constant from the string pointed to by STR and return
+   a malloced copy of it in *STRING_CONST (it's the responsibility of
+   the caller to free the returned string at an appropriate time).
+   Whitespace in front of the string constant is ignored.  Whitespace
+   can be included in the string constant by enclosing it in
+   double-quotes.  A return val of NULL indicates that no string
+   constant was found. */
+extern const char *sanei_config_get_string (const char *str,
+					    char **string_const);
+
+/* A convenience function to support expanding device name patterns
+   into a list of devices.  Apart from a normal device name
+   (such as /dev/sdb), this function currently supports SCSI
+   device specifications of the form:
+
+	scsi VENDOR MODEL TYPE BUS CHANNEL ID LUN
+
+   Where VENDOR is the desired vendor name.  MODEL is the desired
+   MODEL name.  TYPE is the desired device type.  All of these can be
+   set to * to match anything.  To include whitespace in these
+   strings, enclose them in double-quotes (").  BUS, ID, and LUN are
+   the desired SCSI bus, id, and logical-unit numbers.  These can be
+   set to * or simply omitted to match anything.  */
+extern void sanei_config_attach_matching_devices (const char *name,
+						  SANE_Status (*attach)
+						    (const char *dev));
+
+#endif	/* sanei_config_h */
diff --git a/include/sane/sanei_signal.h b/include/sane/sanei_signal.h
new file mode 100644
index 0000000..0033c1c
--- /dev/null
+++ b/include/sane/sanei_signal.h
@@ -0,0 +1,50 @@
+#ifdef HAVE_SIGPROCMASK
+# define SIGACTION	sigaction
+#else
+
+/* Just enough backwards compatibility that we get by in the backends
+   without making handstands.  */
+# ifdef sigset_t
+#  undef sigset_t
+# endif
+# ifdef sigemptyset
+#  undef sigemptyset
+# endif
+# ifdef sigfillset
+#  undef sigfillset
+# endif
+# ifdef sigaddset
+#  undef sigaddset
+# endif
+# ifdef sigdelset
+#  undef sigdelset
+# endif
+# ifdef sigprocmask
+#  undef sigprocmask
+# endif
+# ifdef SIG_BLOCK
+#  undef SIG_BLOCK
+# endif
+# ifdef SIG_UNBLOCK
+#  undef SIG_UNBLOCK
+# endif
+# ifdef SIG_SETMASK
+#  undef SIG_SETMASK
+# endif
+
+# define sigset_t		int
+# define sigemptyset(set)	do { *(set) = 0; } while (0)
+# define sigfillset(set)	do { *(set) = ~0; } while (0)
+# define sigaddset(set,signal)	do { *(set) |= sigmask (signal); } while (0)
+# define sigdelset(set,signal)	do { *(set) &= ~sigmask (signal); } while (0)
+# define sigaction(sig,new,old)	sigvec (sig,new,old)
+
+  /* Note: it's not safe to just declare our own "struct sigaction" since
+     some systems (e.g., some versions of OpenStep) declare that structure,
+     but do not implement sigprocmask().  Hard to believe, aint it?  */
+# define SIGACTION		sigvec
+# define SIG_BLOCK	1
+# define SIG_UNBLOCK	2
+# define SIG_SETMASK	3
+#endif /* !HAVE_SIGPROCMASK */
+
diff --git a/include/sane/stamp-h b/include/sane/stamp-h
new file mode 100644
index 0000000..9788f70
--- /dev/null
+++ b/include/sane/stamp-h
@@ -0,0 +1 @@
+timestamp