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#
# old_revision [1c51f9845a06bd04df9a862c18893be750860d82]
# new_revision [4029749b9ead646e788e96bfd20e494a8bf99f61]
#
# patch "src/lsi/vm.c"
#  from [c001e24b4d4dc687877b2bd9b6281a4b9266ff54]
#    to [6f62d2db74a2a4932bd876c11abeab092af42a19]
#
============================================================
--- src/lsi/vm.c	c001e24b4d4dc687877b2bd9b6281a4b9266ff54
+++ src/lsi/vm.c	6f62d2db74a2a4932bd876c11abeab092af42a19
@@ -861,7 +861,9 @@ void vm_load_file(char *filename)
 	char *ptr;
 
 	fh = fopen(filename, "r");
-	assert(fh != NULL);
+	if (fh == NULL) {
+		err(1, "Failed to open '%s'", filename);
+	}
 
 	for (ptr = vm_codearea; ptr < vm_codearea+vm_codesize; ptr++) {
 		int c;
@@ -887,16 +889,19 @@ void vm_init_functions(void)
 	struct hashentry *ptr;
 
 	/* First, let's check the magic */
-	assert(vm_codearea[0] == MAGIC1);
-	assert(vm_codearea[1] == MAGIC2);
-	assert(vm_codearea[2] == VERSION1);
-	assert(vm_codearea[3] == VERSION2);
+	if ((vm_codearea[0] != MAGIC1) ||
+	    (vm_codearea[1] != MAGIC2))
+		errx(1, "Bad magic - not a lightscript binary");
+	if ((vm_codearea[2] != VERSION1) ||
+	    (vm_codearea[3] != VERSION2))
+		errx(1, "Bad version - recompile");
 
-	assert(GETINT(vm_codearea, 8) == vm_abiversion1);
-	assert(GETINT(vm_codearea, 12) == vm_abiversion2);
-	assert(GETINT(vm_codearea, 16) == vm_abiversion3);
-	assert(GETINT(vm_codearea, 20) == vm_abiversion4);
-	assert(GETINT(vm_codearea, 24) == vm_abiversion5);
+	if ((GETINT(vm_codearea, 8) != vm_abiversion1) ||
+	    (GETINT(vm_codearea, 12) == vm_abiversion2) ||
+	    (GETINT(vm_codearea, 16) == vm_abiversion3) ||
+	    (GETINT(vm_codearea, 20) == vm_abiversion4) ||
+	    (GETINT(vm_codearea, 24) == vm_abiversion5))
+		errx(1, "Incompatible ABI version - recompile");
 
 	/* Now, get the function table pointer */
 	t = GETINT(vm_codearea, 4);