From 150589a813b8ab1cbcd7697c2b8f48a6adcab2d2 Mon Sep 17 00:00:00 2001
From: Jon Bergli Heier <snakebite@jvnv.net>
Date: Thu, 13 Aug 2009 15:25:47 +0200
Subject: Store files as a linked list.

---
 channel.c | 42 ++++++++++++++++--------------------------
 1 file changed, 16 insertions(+), 26 deletions(-)

(limited to 'channel.c')

diff --git a/channel.c b/channel.c
index cab4612..cdd1748 100644
--- a/channel.c
+++ b/channel.c
@@ -22,45 +22,35 @@ struct channel_t *channel_add(const char *name) {
 	}
 	struct channel_t *channel = &channels[channel_count-1];
 	channel->name = strdup(name);
-	channel->file_count = 0;
 	channel->files = NULL;
 	return channel;
 }
 
-int channel_set_file_count(struct channel_t *channel, int count) {
-	channel->files = malloc(count * sizeof(struct channel_file_t));
-	if(!channel->files) {
-		char *error = strerror(errno);
-		fprintf(stderr, "Could not allocate memory for channel files (%s): %s\n", channel->name, error);
-		return 0;
-	}
-	channel->file_count = count;
-	return 1;
-}
-
-int channel_set_file(struct channel_t *channel, int index, const char *path, int rs_index) {
-	struct channel_file_t *file;
-	/* Make sure index is in range. */
-	if(!(index < channel->file_count))
-		return 0;
-	file = &channel->files[index];
+struct channel_file_t *channel_file_add(struct channel_t *channel, const char *path, int rs_index) {
+	struct channel_file_t *file = malloc(sizeof(struct channel_file_t));
+	struct channel_file_t *last = channel->files;
+	if(last) {
+		while(last->next) last = last->next;
+		last->next = file;
+	} else
+		channel->files = file;
 	file->path = strdup(path);
 	file->rs = rs_get(rs_index);
-	/* Fail if we don't get a regex set. */
+	file->next = NULL;
 	if(!file->rs)
-		return 0;
-	return 1;
+		return NULL;
+	return file;
 }
 
 void channel_free() {
 	for(int i = 0; i < channel_count; i++) {
 		free(channels[i].name);
-		/* Free all file path strings. */
-		for(int j = 0; j < channels[i].file_count; j++) {
-			free(channels[i].files[j].path);
+		struct channel_file_t *file = channels[i].files;
+		while(file) {
+			struct channel_file_t *next = file->next;
+			free(file);
+			file = next;
 		}
-		/* 'files' is a dynamically allocated array, must be freed. */
-		free(channels[i].files);
 	}
 	free(channels);
 	channels = NULL;
-- 
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