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Simplify empfile timestamping

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do_write() sets the timestamp from a parameter.  All callers pass
time(), and don't use that value themselves.  Call time() in do_write
and remove the parameter.
This commit is contained in:
Markus Armbruster 2008-05-17 19:01:59 +02:00
parent d39a1f11cc
commit 2a125c5463
1 changed files with 9 additions and 8 deletions
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17
src/lib/common/file.c
View file

@ -48,7 +48,7 @@
static int ef_realloc_cache(struct empfile *, int);
static int fillcache(struct empfile *, int);
static int do_write(struct empfile *, void *, int, int, time_t);
static int do_write(struct empfile *, void *, int, int);
static void do_blank(struct empfile *, void *, int, int);
/*
@ -239,7 +239,7 @@ ef_flush(int type)
* then.
*/
if (ep->flags & EFF_MEM) {
if (do_write(ep, ep->cache, ep->baseid, ep->cids, time(NULL)) < 0)
if (do_write(ep, ep->cache, ep->baseid, ep->cids) < 0)
return 0;
}
@ -353,21 +353,23 @@ fillcache(struct empfile *ep, int id)
/*
* Write COUNT elements starting at ID from BUF to file-backed EP.
* Set the timestamp to NOW if the table is EFF_TYPED.
* Update the timestamp if the table is EFF_TYPED.
* Don't actually write if table is privately mapped.
* Return 0 on success, -1 on error (file may be corrupt then).
*/
static int
do_write(struct empfile *ep, void *buf, int id, int count, time_t now)
do_write(struct empfile *ep, void *buf, int id, int count)
{
int i, n, ret;
char *p;
struct emptypedstr *elt;
time_t now;
if (CANT_HAPPEN(ep->fd < 0 || id < 0 || count < 0))
return -1;
if (ep->flags & EFF_TYPED) {
now = time(NULL);
for (i = 0; i < count; i++) {
/*
* TODO Oopses here could be due to bad data corruption.
@ -438,7 +440,7 @@ ef_write(int type, int id, void *from)
if (CANT_HAPPEN((ep->flags & EFF_MEM) ? id >= ep->fids : id > ep->fids))
return 0; /* not implemented */
if (ep->fd >= 0) {
if (do_write(ep, from, id, 1, time(NULL)) < 0)
if (do_write(ep, from, id, 1) < 0)
return 0;
}
if (id >= ep->baseid && id < ep->baseid + ep->cids) {
@ -465,7 +467,6 @@ ef_extend(int type, int count)
struct empfile *ep;
char *p;
int i, id;
time_t now = time(NULL);
if (ef_check(type) < 0)
return 0;
@ -490,7 +491,7 @@ ef_extend(int type, int count)
p = ep->cache + id * ep->size;
do_blank(ep, p, id, count);
if (ep->fd >= 0) {
if (do_write(ep, p, id, count, now) < 0)
if (do_write(ep, p, id, count) < 0)
return 0;
}
ep->cids += count;
@ -501,7 +502,7 @@ ef_extend(int type, int count)
p = ep->cache + ep->cids * ep->size;
for (i = 0; i < count; i++) {
do_blank(ep, p, id + i, 1);
if (do_write(ep, p, id + i, 1, now) < 0)
if (do_write(ep, p, id + i, 1) < 0)
return 0;
}
}