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Snapshot release 0.4.2

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This commit is contained in:
Werner Koch 1998-10-18 15:21:22 +00:00
parent 1f460046d5
commit 6e16296864
32 changed files with 2438 additions and 1521 deletions
Download patch file Download diff file Expand all files Collapse all files

26
util/dotlock.c
View file

@ -35,7 +35,7 @@
* Create a lockfile with the given name. A TIMEOUT of 0
* returns immediately, -1 waits forever (hopefully not), other
* values are timeouts in milliseconds.
* Returns: a char pointer used as handle for reelase lock
* Returns: a char pointer used as handle for release lock
* or NULL in case of an error.
*
* Notes: This function creates a lock file in the same directory
@ -43,7 +43,7 @@
* A temporary file ".#lk.<pid>.<hostname> is used.
* This function does nothing for Windoze.
*/
int
const char *
make_dotlock( const char *file_to_lock, long timeout )
{
int rc=-1, fd=-1, pid;
@ -61,7 +61,7 @@ make_dotlock( const char *file_to_lock, long timeout )
if( !tname )
log_fatal( "could not create temporary lock file '%s'\n");
log_debug( "dotlock_make: tmpname='%s'\n", tname );
chmod( tname, 0644 ); /* just in case an "umask" is set */
chmod( tname, 0644 ); /* just in case an umask is set */
if( !(fd = open( tname, O_WRONLY )) )
log_fatal( "could not open temporary lock file '%s'\n", tname);
if( write(fd, pidstr, 11 ) != 11 )
@ -126,21 +126,21 @@ make_dotlock( const char *file_to_lock, long timeout )
int
release_dotlock( const char *lockfile )
{
int pid = ReadLockfile( lockfile );
int pid = rad_lockfile( lockfile );
if( pid == -1 ) {
Log_printf( LERROR, "ReleaseLock: lockfile error");
log_error( "release_dotlock: lockfile error");
return -1;
}
if( pid != getpid() ) {
Log_printf( LERROR, "ReleaseLock: not our lock (pid=%d)", pid);
log_error( "release_dotlock: not our lock (pid=%d)", pid);
return -1;
}
if( remove(lockfile) ) {
Log_printf( LERROR, "ReleaseLock: error removing lockfile '%s'",
if( remove( lockfile ) ) {
log_error( "release_dotlock: error removing lockfile '%s'",
lockfile);
return -1;
}
Log_printf( LMESG, "ReleaseLock: released lockfile '%s'", lockfile);
log_debug( "release_dotlock: released lockfile '%s'", lockfile);
return 0;
}
@ -156,12 +156,12 @@ read_lockfile( const char *name )
if( (fd = open(name, O_RDONLY)) == -1 ) {
int e = errno;
Log_printf(LJUNK, "error opening lockfile '%s'", name );
errno = e; /* restore errno */
log_debug("error opening lockfile '%s'", name );
errno = e;
return -1;
}
if( read(fd, pidstr, 10 ) != 10 ) {
Log_printf(LNOISE, "error reading lockfile '%s'", name );
log_debug("error reading lockfile '%s'", name );
close(fd);
errno = 0;
return -1;
@ -169,7 +169,7 @@ read_lockfile( const char *name )
close(fd);
pid = atoi(pidstr);
if( !pid || pid == -1 ) {
Log_printf(LERROR, "invalid pid %d in lockfile '%s'", pid, name );
log_error("invalid pid %d in lockfile '%s'", pid, name );
errno = 0;
return -1;
}