+ if (config->linkfile) {
+ apr_file_remove(config->linkfile, status->pfile);
+ if (config->verbose) {
+ fprintf(stderr,"Linking %s to %s\n", status->filename, config->linkfile);
+ }
+ rv = apr_file_link(status->filename, config->linkfile);
+ if (rv != APR_SUCCESS) {
+ char error[120];
+ apr_strerror(rv, error, sizeof error);
+ fprintf(stderr, "Error linking file %s to %s (%s)\n",
+ status->filename, config->linkfile, error);
+ exit(2);
+ }
+ }
+}
+
+/*
+ * Get a size or time param from a string.
+ * Parameter 'last' indicates, whether the
+ * argument is the last commadnline argument.
+ * UTC offset is only allowed as a last argument
+ * in order to make is distinguishable from the
+ * rotation interval time.
+ */
+static const char *get_time_or_size(rotate_config_t *config,
+ const char *arg, int last) {
+ char *ptr = NULL;
+ /* Byte multiplier */
+ unsigned int mult = 1;
+ if ((ptr = strchr(arg, 'B')) != NULL) { /* Found KB size */
+ mult = 1;
+ }
+ else if ((ptr = strchr(arg, 'K')) != NULL) { /* Found KB size */
+ mult = 1024;
+ }
+ else if ((ptr = strchr(arg, 'M')) != NULL) { /* Found MB size */
+ mult = 1024 * 1024;
+ }
+ else if ((ptr = strchr(arg, 'G')) != NULL) { /* Found GB size */
+ mult = 1024 * 1024 * 1024;
+ }
+ if (ptr) { /* rotation based on file size */
+ if (config->sRotation > 0) {
+ return "Rotation size parameter allowed only once";
+ }
+ if (*(ptr+1) == '\0') {
+ config->sRotation = atoi(arg) * mult;
+ }
+ if (config->sRotation == 0) {
+ return "Invalid rotation size parameter";
+ }
+ }
+ else if ((config->sRotation > 0 || config->tRotation > 0) && last) {
+ /* rotation based on elapsed time */
+ if (config->use_localtime) {
+ return "UTC offset parameter is not valid with -l";
+ }
+ config->utc_offset = atoi(arg) * 60;
+ }
+ else { /* rotation based on elapsed time */
+ if (config->tRotation > 0) {
+ return "Rotation time parameter allowed only once";
+ }
+ config->tRotation = atoi(arg);
+ if (config->tRotation <= 0) {
+ return "Invalid rotation time parameter";
+ }
+ }
+ return NULL;