+ free(args);
+}
+
+void write_groups_in_files(int nb, struct file_node **nodes) {
+ FILE *file = 0;
+ int current_group = -1, n, first_of_group;
+ char filename[PATH_MAX + 1];
+
+ for(n = 0; n < nb; n++) {
+ first_of_group = (n == 0);
+ if(nodes[n]->group_id != current_group) {
+ if(file) { fclose(file); }
+ sprintf(filename, "%s%06d", result_file_prefix, nodes[n]->group_id);
+ file = fopen(filename, "w");
+ current_group = nodes[n]->group_id;
+ printf("Writing %s.\n" , filename);
+ first_of_group = 1;
+ }
+
+ if(!trim_first || !first_of_group) {
+ write_one_entry_to_file(file, nodes[n]);
+ }
+ }
+
+ if(file) { fclose(file); }
+}
+
+void print_result(struct file_node *list1, struct file_node *list2) {
+ struct file_node *node1, *node2;
+ struct file_node **nodes;
+ int nb, n, first_of_group;
+
+ nb = 0;
+ for(node1 = list1; node1; node1 = node1->next) {
+ if(node1->group_id >= 0) { nb++; }
+ }
+
+ if(list2) {
+ for(node2 = list2; node2; node2 = node2->next) {
+ if(node2->group_id >= 0) { nb++; }
+ }
+ }
+
+ nodes = safe_malloc(nb * sizeof(struct file_node *));
+
+ n = 0;
+ for(node1 = list1; node1; node1 = node1->next) {
+ if(node1->group_id >= 0) {
+ nodes[n++] = node1;
+ }
+ }
+
+ if(list2) {
+ for(node2 = list2; node2; node2 = node2->next) {
+ if(node2->group_id >= 0) {
+ nodes[n++] = node2;
+ }
+ }
+ }
+
+ qsort(nodes, nb, sizeof(struct file_node *), compare_nodes);
+
+ if(command_to_exec) {
+ exec_command(nb, nodes);
+ } else if(result_file_prefix) {
+ write_groups_in_files(nb, nodes);
+ } else {
+ for(n = 0; n < nb; n++) {
+ first_of_group = (n == 0);
+ if(n > 0 && nodes[n]->group_id != nodes[n-1]->group_id) {
+ if(!show_groups) {
+ printf("\n");
+ }
+ first_of_group = 1;
+ }
+ if(!trim_first || !first_of_group) {
+ write_one_entry_to_file(stdout, nodes[n]);
+ }
+ }
+ }
+
+ free(nodes);
+}
+
+struct progress_state {
+ int bar_width;
+ int nb_values, value;
+ int last_position;
+};
+
+void print_progress(struct progress_state *state) {
+ int position, k, normalizer;
+ struct winsize win;
+ char buffer[PROGRESS_BUFFER_SIZE];
+ char *s;
+
+ normalizer = (state->nb_values > 1 ? state->nb_values - 1 : 1);