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-rw-r--r--tab.c148
1 files changed, 0 insertions, 148 deletions
diff --git a/tab.c b/tab.c
deleted file mode 100644
index a17218d..0000000
--- a/tab.c
+++ /dev/null
@@ -1,148 +0,0 @@
-/* Copyright (C) 2018  C. McEnroe <june@causal.agency>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero 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 Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <err.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sysexits.h>
-
-#include "chat.h"
-
-static struct Entry {
-	struct Tag tag;
-	char *word;
-	struct Entry *prev;
-	struct Entry *next;
-} *head;
-
-static void prepend(struct Entry *entry) {
-	entry->prev = NULL;
-	entry->next = head;
-	if (head) head->prev = entry;
-	head = entry;
-}
-
-static void unlink(struct Entry *entry) {
-	if (entry->prev) entry->prev->next = entry->next;
-	if (entry->next) entry->next->prev = entry->prev;
-	if (head == entry) head = entry->next;
-}
-
-static void touch(struct Entry *entry) {
-	if (head == entry) return;
-	unlink(entry);
-	prepend(entry);
-}
-
-static struct Entry *find(struct Tag tag, const char *word) {
-	for (struct Entry *entry = head; entry; entry = entry->next) {
-		if (entry->tag.id != tag.id) continue;
-		if (strcmp(entry->word, word)) continue;
-		return entry;
-	}
-	return NULL;
-}
-
-static void add(struct Tag tag, const char *word) {
-	struct Entry *entry = malloc(sizeof(*entry));
-	if (!entry) err(EX_OSERR, "malloc");
-
-	entry->tag = tag;
-	entry->word = strdup(word);
-	if (!entry->word) err(EX_OSERR, "strdup");
-
-	prepend(entry);
-}
-
-void tabTouch(struct Tag tag, const char *word) {
-	struct Entry *entry = find(tag, word);
-	if (entry) {
-		touch(entry);
-	} else {
-		add(tag, word);
-	}
-}
-
-void tabAdd(struct Tag tag, const char *word) {
-	if (!find(tag, word)) add(tag, word);
-}
-
-void tabReplace(struct Tag tag, const char *prev, const char *next) {
-	struct Entry *entry = find(tag, prev);
-	if (!entry) return;
-	touch(entry);
-	free(entry->word);
-	entry->word = strdup(next);
-	if (!entry->word) err(EX_OSERR, "strdup");
-}
-
-static struct Entry *iter;
-
-void tabRemove(struct Tag tag, const char *word) {
-	for (struct Entry *entry = head; entry; entry = entry->next) {
-		if (entry->tag.id != tag.id) continue;
-		if (strcmp(entry->word, word)) continue;
-		if (iter == entry) iter = entry->prev;
-		unlink(entry);
-		free(entry->word);
-		free(entry);
-		return;
-	}
-}
-
-void tabClear(struct Tag tag) {
-	for (struct Entry *entry = head; entry; entry = entry->next) {
-		if (entry->tag.id != tag.id) continue;
-		if (iter == entry) iter = entry->prev;
-		unlink(entry);
-		free(entry->word);
-		free(entry);
-	}
-}
-
-struct Tag tabTag(const char *word) {
-	struct Entry *start = (iter ? iter->next : head);
-	for (struct Entry *entry = start; entry; entry = entry->next) {
-		if (strcmp(entry->word, word)) continue;
-		iter = entry;
-		return entry->tag;
-	}
-	iter = NULL;
-	return TagNone;
-}
-
-const char *tabNext(struct Tag tag, const char *prefix) {
-	size_t len = strlen(prefix);
-	struct Entry *start = (iter ? iter->next : head);
-	for (struct Entry *entry = start; entry; entry = entry->next) {
-		if (entry->tag.id != TagNone.id && entry->tag.id != tag.id) continue;
-		if (strncasecmp(entry->word, prefix, len)) continue;
-		iter = entry;
-		return entry->word;
-	}
-	if (!iter) return NULL;
-	iter = NULL;
-	return tabNext(tag, prefix);
-}
-
-void tabAccept(void) {
-	if (iter) touch(iter);
-	iter = NULL;
-}
-
-void tabReject(void) {
-	iter = NULL;
-}