freebsd-ports/databases/mdbtools/files/patch-jet4rows
Mikhail Teterin fe49eb6970 Add a patch found in the SourceForge page of this project.
No REVISION bump, since the port was not building until
10 minutes ago.
2003-04-15 16:35:53 +00:00

33 lines
1.2 KiB
Text

This patch was downloaded from SourceForge, to which it was submitted
Matt <mws at rochester.rr.com>, who wrote:
This patch fixes the Jet4 tab_num_rows_offset constant
and changes mdb_read_row so it checks the row number
against the number of rows in the table.
I have some MDB files for which the normal logic in
mdb_read_row fails. This patch solves the problem.
--- src/libmdb/data.c 2003-01-12 17:59:43.000000000 -0500
+++ src/libmdb/data.c 2003-01-23 14:42:57.000000000 -0500
@@ -171,6 +171,9 @@
unsigned char null_mask[33]; /* 256 columns max / 8 bits per byte */
unsigned char isnull;
+ if (table->num_rows <= row)
+ return 0;
+
row_start = mdb_get_int16(mdb, (fmt->row_count_offset + 2) + (row*2));
row_end = mdb_find_end_of_row(mdb, row);
--- src/libmdb/file.c 2003-01-12 17:59:43.000000000 -0500
+++ src/libmdb/file.c 2003-01-23 14:43:04.000000000 -0500
@@ -20,7 +20,7 @@
#include "mdbtools.h"
MdbFormatConstants MdbJet4Constants = {
- 4096, 0x0c, 12, 45, 47, 51, 55, 56, 63, 12, 15, 23, 5, 25
+ 4096, 0x0c, 16, 45, 47, 51, 55, 56, 63, 12, 15, 23, 5, 25
};
MdbFormatConstants MdbJet3Constants = {
2048, 0x08, 12, 25, 27, 31, 35, 36, 43, 8, 13, 16, 1, 18