Use local assert.h file to fix problems with AIX and shared libraries.

Henning Meier-Geinitz <henning@meier-geinitz.de>

include/lassert.h

@@ -0,0 +1,39 @@
+/* sane - Scanner Access Now Easy.
+   Copyright (C) 2001 by Henning Meier-Geinitz
+   Based on gcc header file assert.h.
+   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.
+
+   Choose suitable implementation of assert.
+*/
+
+#ifndef lassert_h
+#define lassert_h
+
+
+#if defined __GNUC__ && defined _AIX
+/* The implementation of assert of gcc on AIX is in libgcc.a. This 
+   doesn't work with shared libraries. So let's make our own assert(). */
+#define assert(arg)  \
+ ((void) ((arg) ? 0 : lassert (arg, __FILE__, __LINE__)))
+#define lassert(arg, file, lineno)  \
+  (printf ("%s:%u: failed assertion\n", file, lineno),  \
+   abort (), 0)
+#else
+# include <assert.h>
+#endif
+
+#endif /* lassert_h */

sanei/sanei_scsi.c

@@ -41,13 +41,13 @@
    This file provides a generic SCSI interface.  */
 
 #ifdef _AIX
-# include <lalloca.h>		/* MUST come first for AIX! */
+# include "../include/lalloca.h"		/* MUST come first for AIX! */
 #endif
 
-#include "sane/config.h"
-#include <lalloca.h>
+#include "../include/sane/config.h"
+#include "../include/lalloca.h"
+#include "../include/lassert.h"
 
-#include <assert.h>
 #include <ctype.h>
 #include <errno.h>
 #include <fcntl.h>
@@ -184,12 +184,12 @@
 # define USE STUBBED_INTERFACE
 #endif
 
-#include "sane/sanei.h"
-#include "sane/sanei_config.h"
-#include "sane/sanei_scsi.h"
+#include "../include/sane/sanei.h"
+#include "../include/sane/sanei_config.h"
+#include "../include/sane/sanei_scsi.h"
 
 #define BACKEND_NAME	sanei_scsi
-#include "sane/sanei_debug.h"
+#include "../include/sane/sanei_debug.h"
 
 #if USE == DECUNIX_INTERFACE
 static int cam_fd = -1;		/* used for SCSI CAM based interfaces */