summaryrefslogtreecommitdiff
path: root/complete.c
diff options
context:
space:
mode:
Diffstat (limited to 'complete.c')
-rw-r--r--complete.c187
1 files changed, 0 insertions, 187 deletions
diff --git a/complete.c b/complete.c
deleted file mode 100644
index e8ea3fe..0000000
--- a/complete.c
+++ /dev/null
@@ -1,187 +0,0 @@
-/* Copyright (C) 2020 June McEnroe <june@causal.agency>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <https://www.gnu.org/licenses/>.
- *
- * Additional permission under GNU GPL version 3 section 7:
- *
- * If you modify this Program, or any covered work, by linking or
- * combining it with OpenSSL (or a modified version of that library),
- * containing parts covered by the terms of the OpenSSL License and the
- * original SSLeay license, the licensors of this Program grant you
- * additional permission to convey the resulting work. Corresponding
- * Source for a non-source form of such a combination shall include the
- * source code for the parts of OpenSSL used as well as that of the
- * covered work.
- */
-
-#include <err.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sysexits.h>
-
-#include "chat.h"
-
-struct Node {
- uint id;
- char *str;
- enum Color color;
- struct Node *prev;
- struct Node *next;
-};
-
-static struct Node *alloc(uint id, const char *str, enum Color color) {
- struct Node *node = malloc(sizeof(*node));
- if (!node) err(EX_OSERR, "malloc");
- node->id = id;
- node->str = strdup(str);
- node->color = color;
- node->prev = NULL;
- node->next = NULL;
- if (!node->str) err(EX_OSERR, "strdup");
- return node;
-}
-
-static struct Node *head;
-static struct Node *tail;
-
-static struct Node *detach(struct Node *node) {
- if (node->prev) node->prev->next = node->next;
- if (node->next) node->next->prev = node->prev;
- if (head == node) head = node->next;
- if (tail == node) tail = node->prev;
- node->prev = NULL;
- node->next = NULL;
- return node;
-}
-
-static struct Node *prepend(struct Node *node) {
- node->prev = NULL;
- node->next = head;
- if (head) head->prev = node;
- head = node;
- tail = (tail ?: node);
- return node;
-}
-
-static struct Node *append(struct Node *node) {
- node->next = NULL;
- node->prev = tail;
- if (tail) tail->next = node;
- tail = node;
- head = (head ?: node);
- return node;
-}
-
-static struct Node *find(uint id, const char *str) {
- for (struct Node *node = head; node; node = node->next) {
- if (node->id != id) continue;
- if (strcmp(node->str, str)) continue;
- return node;
- }
- return NULL;
-}
-
-void completeAdd(uint id, const char *str, enum Color color) {
- if (!find(id, str)) append(alloc(id, str, color));
-}
-
-void completeTouch(uint id, const char *str, enum Color color) {
- struct Node *node = find(id, str);
- if (node) node->color = color;
- prepend(node ? detach(node) : alloc(id, str, color));
-}
-
-enum Color completeColor(uint id, const char *str) {
- struct Node *node = find(id, str);
- return (node ? node->color : Default);
-}
-
-static struct Node *match;
-
-const char *complete(uint id, const char *prefix) {
- for (match = (match ? match->next : head); match; match = match->next) {
- if (match->id && match->id != id) continue;
- if (strncasecmp(match->str, prefix, strlen(prefix))) continue;
- return match->str;
- }
- return NULL;
-}
-
-const char *completeSubstr(uint id, const char *substr) {
- for (match = (match ? match->next : head); match; match = match->next) {
- if (match->id && match->id != id) continue;
- if (!strstr(match->str, substr)) continue;
- return match->str;
- }
- return NULL;
-}
-
-void completeAccept(void) {
- if (match) prepend(detach(match));
- match = NULL;
-}
-
-void completeReject(void) {
- match = NULL;
-}
-
-static struct Node *iter;
-
-uint completeID(const char *str) {
- for (iter = (iter ? iter->next : head); iter; iter = iter->next) {
- if (iter->id && !strcmp(iter->str, str)) return iter->id;
- }
- return None;
-}
-
-void completeReplace(uint id, const char *old, const char *new) {
- struct Node *next = NULL;
- for (struct Node *node = head; node; node = next) {
- next = node->next;
- if (id && node->id != id) continue;
- if (strcmp(node->str, old)) continue;
- free(node->str);
- node->str = strdup(new);
- prepend(detach(node));
- if (!node->str) err(EX_OSERR, "strdup");
- }
-}
-
-void completeRemove(uint id, const char *str) {
- struct Node *next = NULL;
- for (struct Node *node = head; node; node = next) {
- next = node->next;
- if (id && node->id != id) continue;
- if (strcmp(node->str, str)) continue;
- if (match == node) match = NULL;
- if (iter == node) iter = NULL;
- detach(node);
- free(node->str);
- free(node);
- }
-}
-
-void completeClear(uint id) {
- struct Node *next = NULL;
- for (struct Node *node = head; node; node = next) {
- next = node->next;
- if (node->id != id) continue;
- if (match == node) match = NULL;
- if (iter == node) iter = NULL;
- detach(node);
- free(node->str);
- free(node);
- }
-}