* Sebastian Hammer, Adam Dickmeiss
*
* $Log: lockidx.c,v $
- * Revision 1.2 1995-12-08 16:22:54 adam
+ * Revision 1.3 1995-12-11 11:43:29 adam
+ * Locking based on fcntl instead of flock.
+ * Setting commitEnable removed. Command line option -n can be used to
+ * prevent commit if commit setting is defined in the configuration file.
+ *
+ * Revision 1.2 1995/12/08 16:22:54 adam
* Work on update while servers are running. Three lock files introduced.
* The servers reload their registers when necessary, but they don't
* reestablish result sets yet.
#include <stdio.h>
#include <assert.h>
#include <unistd.h>
-#include <sys/file.h>
#include <fcntl.h>
#include <string.h>
#include <errno.h>
}
}
else
- flock (server_lock_cmt, LOCK_UN);
+ zebraUnlock (server_lock_cmt);
if (server_lock_org == -1)
{
sprintf (path, "%s%s", FNAME_ORG_LOCK, pathPrefix);
}
}
else
- flock (server_lock_org, LOCK_UN);
+ zebraUnlock (server_lock_org);
if (commitPhase)
fd = server_lock_cmt;
else
fd = server_lock_org;
- if (flock (fd, LOCK_EX|LOCK_NB) == -1)
+ if (zebraLockNB (fd, 1) == -1)
{
if (errno != EWOULDBLOCK)
{
logf (LOG_LOG, "Waiting for lock cmt");
else
logf (LOG_LOG, "Waiting for lock org");
- if (flock (fd, LOCK_EX) == -1)
+ if (zebraLock (fd, 1) == -1)
{
logf (LOG_FATAL|LOG_ERRNO, "flock");
exit (1);
}
}
- flock (fd, LOCK_UN);
+ zebraUnlock (fd);
return 0;
}
{
lock_fd = open (path, O_RDONLY);
assert (lock_fd != -1);
- if (flock (lock_fd, LOCK_EX|LOCK_NB) == -1)
+ if (zebraLockNB (lock_fd, 1) == -1)
{
if (errno == EWOULDBLOCK)
{
logf (LOG_LOG, "Waiting for other index process");
- flock (lock_fd, LOCK_EX);
+ zebraLock (lock_fd, 1);
continue;
}
else
else
break;
}
- flock (lock_fd, LOCK_EX);
+ zebraLock (lock_fd, 1);
}