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Don't assume that pointers are 4 bytes or sizeof(int) in size. This fixes

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the indirection operator ('*') and address examination ('x/a') on
big-endian platoforms for which the above is not true, as well as on
little-endian platforms if the cut-off bits are not 0.
This commit is contained in:
tmm 2002-06-25 15:59:24 +00:00
parent e17570ea7d
commit b6591e77a0
2 changed files with 3 additions and 6 deletions
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7
sys/ddb/db_examine.c
View File

@ -83,26 +83,22 @@ db_examine(addr, fmt, count)
while (--count >= 0) {
fp = fmt;
size = 4;
width = 16;
while ((c = *fp++) != 0) {
switch (c) {
case 'b':
size = 1;
width = 4;
break;
case 'h':
size = 2;
width = 8;
break;
case 'l':
size = 4;
width = 16;
break;
case 'g':
size = 8;
width = 32;
break;
case 'a': /* address */
size = sizeof(void *);
/* always forces a new line */
if (db_print_position() != 0)
db_printf("\n");
@ -118,6 +114,7 @@ db_examine(addr, fmt, count)
db_prev = addr;
}
width = size * 4;
switch (c) {
case 'r': /* signed, current radix */
value = db_get_value(addr, size, TRUE);

2
sys/ddb/db_expr.c
View File

@ -119,7 +119,7 @@ db_unary(valuep)
db_error("Syntax error\n");
/*NOTREACHED*/
}
*valuep = db_get_value((db_addr_t)*valuep, sizeof(int), FALSE);
*valuep = db_get_value((db_addr_t)*valuep, sizeof(void *), FALSE);
return (TRUE);
}
db_unread_token(t);