zlib/examples/gzlog.c

292     char *path;     /* allocated path, e.g. "/var/log/foo" or "foo" */
293     char *end;      /* end of path, for appending suffices such as ".gz" */
344    on failure, usually due to an access restriction or invalid path.  Note that
354     while ((fd = open(log->path, O_CREAT | O_EXCL, 0644)) < 0) {
357         if (stat(log->path, &st) == 0 && time(NULL) - st.st_mtime > PATIENCE) {
358             unlink(log->path);
364     if (stat(log->path, &st) == 0)
377     utimes(log->path, NULL);
378     if (stat(log->path, &st) == 0)
389     if (stat(log->path, &st) || st.st_mtime != log->lock)
401     unlink(log->path);
560     unlink(log->path);          /* ignore error, since may not exist */
578     unlink(log->path);         /* ignore error, since may not exist */
583     dest = malloc(strlen(log->path) + 1);
586     strcpy(dest, log->path);
588     ret = rename(log->path, dest);
629         fd = open(log->path, O_RDONLY, 0);
725     rec = fopen(log->path, "a");
751         if (stat(log->path, &st) == 0 && st.st_size) {
758             if ((fd = open(log->path, O_RDONLY, 0)) < 0) {
829     log->fd = open(log->path, O_RDWR | O_CREAT, 0644);
844         unlink(log->path);
865 gzlog *gzlog_open(char *path)
871     if (path == NULL || *path == 0)
881     /* save path and end of path for name construction */
882     n = strlen(path);
883     log->path = malloc(n + 9);              /* allow for ".repairs" */
884     if (log->path == NULL) {
888     strcpy(log->path, path);
889     log->end = log->path + n;
894         free(log->path);
953         fd = open(log->path, O_WRONLY | O_CREAT | O_TRUNC, 0644);
963         fd = open(log->path, O_WRONLY | O_CREAT | O_TRUNC, 0644);
1014     fd = open(log->path, O_WRONLY | O_CREAT | O_TRUNC, 0644);
1054     if (log->path != NULL)
1055         free(log->path);