int tup_lock_init(void)
{
sh_lock = openat(tup_top_fd(), TUP_SHARED_LOCK, O_RDWR);
if(sh_lock < 0) {
perror(TUP_SHARED_LOCK);
return -1;
}
if(tup_flock(sh_lock) < 0) {
return -1;
}
obj_lock = openat(tup_top_fd(), TUP_OBJECT_LOCK, O_RDWR);
if(obj_lock < 0) {
perror(TUP_OBJECT_LOCK);
return -1;
}
if(tup_flock(obj_lock) < 0) {
return -1;
}
tri_lock = openat(tup_top_fd(), TUP_TRI_LOCK, O_RDWR);
if(tri_lock < 0) {
perror(TUP_TRI_LOCK);
return -1;
}
return 0;
}
int server_parser_start(struct server *s)
{
s->root_fd = tup_top_fd();
if(open_notify_push(&s->finfo) < 0)
return -1;
return 0;
}
FILE *__wrap_tmpfile(void)
{
static int num = 0;
int fd;
char filename[64];
FILE *f = NULL;
HANDLE h;
dir_mutex_lock(tup_top_fd());
snprintf(filename, sizeof(filename), ".tup/tmp/tmpfile-%i", num);
filename[sizeof(filename)-1] = 0;
num++;
/* Need to use CreateFile to be able to set it delete-on-close */
h = CreateFile(filename, GENERIC_WRITE | GENERIC_READ, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_TEMPORARY | FILE_FLAG_DELETE_ON_CLOSE, NULL);
if(h == INVALID_HANDLE_VALUE)
goto err_out;
/* Convert from HANDLE to FILE* */
fd = _open_osfhandle((intptr_t)h, 0);
if(fd < 0)
goto err_out;
f = fdopen(fd, "w+");
if(!f) {
if(!close(fd)) {
perror("close(fd) in tmpfile()");
goto err_out;
}
}
err_out:
dir_mutex_unlock();
return f;
}
int tup_cleanup(void)
{
tup_db_close();
tup_option_exit();
tup_lock_exit();
if(close(tup_top_fd()) < 0)
perror("close(tup_top_fd())");
if(server_post_exit() < 0)
return -1;
return 0;
}
int tup_vardict_open(void)
{
vardict_fd = openat(tup_top_fd(), TUP_VARDICT_FILE, O_RDONLY);
if(vardict_fd < 0) {
/* Create vardict if it doesn't exist, since I forgot to add
* that to the database update part whenever I added this file.
* Not sure if this is the best approach, but it at least
* prevents a useless error message from coming up.
*/
if(errno == ENOENT) {
vardict_fd = openat(tup_top_fd(), TUP_VARDICT_FILE, O_CREAT|O_RDONLY, 0666);
if(vardict_fd < 0) {
perror(TUP_VARDICT_FILE);
return -1;
}
} else {
perror(TUP_VARDICT_FILE);
return -1;
}
}
return 0;
}
void logging_enable(int argc, char **argv)
{
int x;
char timedata[64];
struct tm tm;
time_t t;
time(&t);
#ifdef _WIN32
localtime_s(&tm, &t);
#else
localtime_r(&t, &tm);
#endif
if(strftime(timedata, sizeof(timedata), "%c", &tm) <= 0) {
timedata[0] = 0;
}
if(rotate("debug.log") < 0) {
return;
}
if(rotate("create.dot") < 0) {
return;
}
if(rotate("update.dot") < 0) {
return;
}
if(mkdirat(tup_top_fd(), LOG_DIR, 0777) < 0) {
if(errno != EEXIST) {
perror(LOG_DIR);
fprintf(stderr, "tup error: Unable to create debug log directory.\n");
enabled = 0;
return;
}
}
logfile = fopen(LOG_NAME, "w+");
if(!logfile) {
perror(LOG_NAME);
fprintf(stderr, "tup error: Unable to create debug log.\n");
enabled = 0;
return;
}
enabled = 1;
log_debug("Tup update at %s:", timedata);
for(x=0; x<argc; x++) {
log_debug(" '%s'", argv[x]);
}
log_debug("\n");
}
