mirror of
https://git.FreeBSD.org/ports.git
synced 2024-11-13 23:36:08 +00:00
45 lines
1.4 KiB
Plaintext
45 lines
1.4 KiB
Plaintext
|
--- ../../foo/bwbasic-2.20/bwb_dio.c Sun Nov 26 09:02:18 1995
|
||
|
|
+++ bwb_dio.c Thu Jan 16 11:10:58 1997
|
||
|
|
@@ -90,7 +90,6 @@
|
||
|
|
{
|
||
|
|
FILE *fp;
|
||
|
|
struct exp_ese *e;
|
||
|
|
- int previous_buffer;
|
||
|
|
char atbuf[ MAXSTRINGSIZE + 1 ];
|
||
|
|
char first[ MAXSTRINGSIZE + 1 ];
|
||
|
|
char devname[ MAXSTRINGSIZE + 1 ];
|
||
|
|
@@ -98,7 +97,6 @@
|
||
|
|
/* initialize */
|
||
|
|
|
||
|
|
mode = req_devnumber = rlen = -1;
|
||
|
|
- previous_buffer = FALSE;
|
||
|
|
|
||
|
|
/* get the first expression element up to comma or whitespace */
|
||
|
|
|
||
|
|
@@ -435,7 +433,15 @@
|
||
|
|
sprintf( bwb_ebuf, "in bwb_open(): using previously closed file (and buffer)" );
|
||
|
|
bwb_debug( bwb_ebuf );
|
||
|
|
#endif
|
||
|
|
- previous_buffer = TRUE;
|
||
|
|
+ /*
|
||
|
|
+ * Previous code assumed that buffer was always valid, and
|
||
|
|
+ * always the right size. (MJS)
|
||
|
|
+ */
|
||
|
|
+ if (dev_table[ req_devnumber ].buffer != NULL)
|
||
|
|
+ {
|
||
|
|
+ free (dev_table[ req_devnumber ].buffer);
|
||
|
|
+ dev_table[ req_devnumber ].buffer = NULL;
|
||
|
|
+ }
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( ( dev_table[ req_devnumber ].mode != DEVMODE_CLOSED ) &&
|
||
|
|
@@ -512,7 +518,7 @@
|
||
|
|
|
||
|
|
/* allocate a character buffer for random access */
|
||
|
|
|
||
|
|
- if (( mode == DEVMODE_RANDOM ) && ( previous_buffer != TRUE ))
|
||
|
|
+ if ( mode == DEVMODE_RANDOM )
|
||
|
|
{
|
||
|
|
/* Revised to CALLOC pass-thru call by JBV */
|
||
|
|
if ( ( dev_table[ req_devnumber ].buffer = CALLOC( rlen + 1, 1, "bwb_open" )) == NULL )
|