minix/lib/libpuffs/utility.c

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/* Created (MFS based):
* February 2010 (Evgeniy Ivanov)
*/
#include "fs.h"
#include <assert.h>
#include <stdarg.h>
#include "puffs.h"
#include "puffs_priv.h"
/*===========================================================================*
* update_timens *
*===========================================================================*/
int update_timens(struct puffs_node *pn, int flags, struct timespec *t)
{
int r;
struct vattr va;
struct timespec new_time;
PUFFS_MAKECRED(pcr, &global_kcred);
if (!flags)
return 0;
if (global_pu->pu_ops.puffs_node_setattr == NULL)
return EINVAL;
if (t != NULL)
new_time = *t;
else
(void)clock_time(&new_time);
puffs_vattr_null(&va);
/* librefuse modifies atime and mtime together,
* so set old values to avoid setting either one
* to PUFFS_VNOVAL (set by puffs_vattr_null).
*/
va.va_atime = pn->pn_va.va_atime;
va.va_mtime = pn->pn_va.va_mtime;
if (flags & ATIME)
va.va_atime = new_time;
if (flags & MTIME)
va.va_mtime = new_time;
if (flags & CTIME)
va.va_ctime = new_time;
r = global_pu->pu_ops.puffs_node_setattr(global_pu, pn, &va, pcr);
return(r);
}
/*===========================================================================*
* lpuffs_debug *
*===========================================================================*/
2012-03-25 20:25:53 +02:00
void lpuffs_debug(const char *format, ...)
{
char buffer[256];
va_list args;
va_start (args, format);
vsprintf (buffer,format, args);
printf("%s: %s", fs_name, buffer);
va_end (args);
}