1999-12-25 02:22:53 +00:00
|
|
|
--- b.c.orig Fri Jan 20 09:38:25 1995
|
|
|
|
|
+++ b.c Tue Dec 7 13:35:11 1999
|
|
|
|
|
@@ -22,4 +22,7 @@
|
1999-08-30 00:18:45 +00:00
|
|
|
#endif
|
|
|
|
|
#include <errno.h>
|
1999-12-25 02:22:53 +00:00
|
|
|
+#include <sys/file.h>
|
1999-08-30 00:18:45 +00:00
|
|
|
+#include <sys/types.h>
|
1999-12-25 02:22:53 +00:00
|
|
|
+#include <sys/stat.h>
|
|
|
|
|
|
1999-08-30 00:18:45 +00:00
|
|
|
#include "config.h"
|
1999-12-25 02:22:53 +00:00
|
|
|
@@ -202,4 +205,5 @@
|
|
|
|
|
else b->o=pdefault;
|
|
|
|
|
mset(b->marks,0,sizeof(b->marks));
|
|
|
|
|
+ b->filehandle = -1; /* initialize filehandle &&& ob */
|
|
|
|
|
b->rdonly=0;
|
|
|
|
|
b->orphan=0;
|
|
|
|
|
@@ -256,4 +260,8 @@
|
|
|
|
|
if(b && !--b->count)
|
|
|
|
|
{
|
|
|
|
|
+ if (b->filehandle != -1) {
|
|
|
|
|
+ /* close filehandle, free lock &&& ob */
|
|
|
|
|
+ close (b->filehandle);
|
|
|
|
|
+ }
|
|
|
|
|
if(b->changed) abrerr(b->name);
|
|
|
|
|
if(b==errbuf) errbuf=0;
|
|
|
|
|
@@ -1672,4 +1680,5 @@
|
|
|
|
|
long skip,amnt;
|
|
|
|
|
char *n;
|
|
|
|
|
+ struct stat sb;
|
|
|
|
|
int nowrite=0;
|
|
|
|
|
|
|
|
|
|
@@ -1705,4 +1714,26 @@
|
|
|
|
|
fi=fopen(n,"r");
|
|
|
|
|
if(!fi) nowrite=0;
|
|
|
|
|
+/*printf ("nowrite open=%i\n", nowrite); */
|
|
|
|
|
+
|
|
|
|
|
+ /* check file mod, if no write flags set,
|
|
|
|
|
+ joe in read only mode. &&& ob */
|
|
|
|
|
+
|
|
|
|
|
+ if (!nowrite) {
|
|
|
|
|
+ nowrite = (!stat (n, &sb)) && (!(sb.st_mode & (S_IWUSR | S_IWGRP | S_IWOTH)));
|
|
|
|
|
+ }
|
|
|
|
|
+/*printf ("nowrite stat=%i\n", nowrite); */
|
|
|
|
|
+
|
|
|
|
|
+ /* lock the file if writable, or go into read only mode if
|
|
|
|
|
+ already locked, */
|
|
|
|
|
+
|
|
|
|
|
+ if ((fi) && (!nowrite)) {
|
|
|
|
|
+ b->filehandle = dup (fileno (fi));
|
|
|
|
|
+ nowrite = (flock (b->filehandle, LOCK_EX | LOCK_NB));
|
|
|
|
|
+ }
|
|
|
|
|
+/*printf ("nowrite flock=%i\n", nowrite); */
|
|
|
|
|
+
|
|
|
|
|
+/*nowrite = 1; */ /* for test purpose */
|
|
|
|
|
+/*printf ("nowrite=%i\n", nowrite); */
|
|
|
|
|
+
|
|
|
|
|
}
|
|
|
|
|
joesep(n);
|
