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authorJune McEnroe <june@causal.agency>2018-08-20 19:11:44 -0400
committerJune McEnroe <june@causal.agency>2018-08-20 19:11:44 -0400
commitb4ca3a5dfc459505c5abb40f73927fe91d38e640 (patch)
tree80c3d35cbd88317902cc76fe86fed5a241228ac3
parentRemove unnecessary include (diff)
downloadcatgirl-b4ca3a5dfc459505c5abb40f73927fe91d38e640.tar.gz
catgirl-b4ca3a5dfc459505c5abb40f73927fe91d38e640.zip
Don't clobber tab order on /who
-rw-r--r--chat.h1
-rw-r--r--handle.c3
-rw-r--r--tab.c31
3 files changed, 26 insertions, 9 deletions
diff --git a/chat.h b/chat.h
index 4ec5dcd..781d25a 100644
--- a/chat.h
+++ b/chat.h
@@ -142,6 +142,7 @@ const wchar_t *editHead(void);
 const wchar_t *editTail(void);
 
 void tabTouch(struct Tag tag, const char *word);
+void tabAdd(struct Tag tag, const char *word);
 void tabRemove(struct Tag tag, const char *word);
 void tabReplace(struct Tag tag, const char *prev, const char *next);
 void tabClear(struct Tag tag);
diff --git a/handle.c b/handle.c
index 0036100..07c5a62 100644
--- a/handle.c
+++ b/handle.c
@@ -308,8 +308,7 @@ static void handleReplyWho(char *prefix, char *params) {
 	);
 	struct Tag tag = tagFor(chan);
 
-	// FIXME: Don't clobber order if they already exist.
-	tabTouch(tag, nick);
+	tabAdd(tag, nick);
 
 	size_t cap = sizeof(who.buf) - who.len;
 	int len = snprintf(
diff --git a/tab.c b/tab.c
index 87e4f02..a242365 100644
--- a/tab.c
+++ b/tab.c
@@ -47,14 +47,16 @@ static void touch(struct Entry *entry) {
 	prepend(entry);
 }
 
-void tabTouch(struct Tag tag, const char *word) {
+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;
-		touch(entry);
-		return;
+		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");
 
@@ -65,11 +67,26 @@ void tabTouch(struct Tag tag, const char *word) {
 	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) {
-	tabTouch(tag, prev);
-	free(head->word);
-	head->word = strdup(next);
-	if (!head->word) err(EX_OSERR, "strdup");
+	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;