From 15ff2a470eb4eb291d3a7271c08b130839828720 Mon Sep 17 00:00:00 2001
From: C. McEnroe
Date: Tue, 11 Feb 2020 02:44:04 -0500
Subject: Remove legacy code

---
 log.c | 157 ------------------------------------------------------------------
 1 file changed, 157 deletions(-)
 delete mode 100644 log.c

(limited to 'log.c')

diff --git a/log.c b/log.c
deleted file mode 100644
index 2681bac..0000000
--- a/log.c
+++ /dev/null
@@ -1,157 +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 <errno.h>
-#include <fcntl.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/stat.h>
-#include <sysexits.h>
-#include <time.h>
-
-#include "chat.h"
-
-static int logRoot = -1;
-
-static struct Log {
-	int dir;
-	int year;
-	int month;
-	int day;
-	FILE *file;
-} logs[TagsLen];
-
-void logOpen(const char *path) {
-	logRoot = open(path, O_RDONLY | O_CLOEXEC);
-	if (logRoot < 0) err(EX_CANTCREAT, "%s", path);
-}
-
-static void sanitize(char *name) {
-	for (; name[0]; ++name) {
-		if (name[0] == '/') name[0] = '_';
-	}
-}
-
-static FILE *logFile(struct Tag tag, const struct tm *time) {
-	struct Log *log = &logs[tag.id];
-	if (
-		log->file
-		&& log->year == time->tm_year
-		&& log->month == time->tm_mon
-		&& log->day == time->tm_mday
-	) return log->file;
-
-	if (log->file) {
-		fclose(log->file);
-
-	} else {
-		char *name = strdup(tag.name);
-		if (!name) err(EX_OSERR, "strdup");
-		sanitize(name);
-
-		int error = mkdirat(logRoot, name, 0700);
-		if (error && errno != EEXIST) err(EX_CANTCREAT, "%s", name);
-
-		log->dir = openat(logRoot, name, O_RDONLY | O_CLOEXEC);
-		if (log->dir < 0) err(EX_CANTCREAT, "%s", name);
-
-		free(name);
-	}
-
-	log->year = time->tm_year;
-	log->month = time->tm_mon;
-	log->day = time->tm_mday;
-
-	char path[sizeof("YYYY-MM-DD.log")];
-	strftime(path, sizeof(path), "%F.log", time);
-	int fd = openat(
-		log->dir, path, O_RDWR | O_APPEND | O_CREAT | O_CLOEXEC, 0600
-	);
-	if (fd < 0) err(EX_CANTCREAT, "%s/%s", tag.name, path);
-
-	log->file = fdopen(fd, "a+");
-	if (!log->file) err(EX_CANTCREAT, "%s/%s", tag.name, path);
-	setlinebuf(log->file);
-
-	return log->file;
-}
-
-enum { StampLen = sizeof("YYYY-MM-DDThh:mm:ss+hhmm") - 1 };
-
-void logFmt(struct Tag tag, const time_t *ts, const char *format, ...) {
-	if (logRoot < 0) return;
-
-	time_t t;
-	if (!ts) {
-		t = time(NULL);
-		ts = &t;
-	}
-
-	struct tm *time = localtime(ts);
-	if (!time) err(EX_SOFTWARE, "localtime");
-
-	FILE *file = logFile(tag, time);
-
-	char stamp[StampLen + 1];
-	strftime(stamp, sizeof(stamp), "%FT%T%z", time);
-	fprintf(file, "[%s] ", stamp);
-	if (ferror(file)) err(EX_IOERR, "%s", tag.name);
-
-	va_list ap;
-	va_start(ap, format);
-	vfprintf(file, format, ap);
-	va_end(ap);
-	if (ferror(file)) err(EX_IOERR, "%s", tag.name);
-
-	fprintf(file, "\n");
-	if (ferror(file)) err(EX_IOERR, "%s", tag.name);
-}
-
-static void logRead(struct Tag tag, bool replay) {
-	if (logRoot < 0) return;
-
-	time_t t = time(NULL);
-	struct tm *time = localtime(&t);
-	if (!time) err(EX_SOFTWARE, "localtime");
-
-	FILE *file = logFile(tag, time);
-	rewind(file);
-
-	char *line = NULL;
-	size_t cap = 0;
-	ssize_t len;
-	while (0 < (len = getline(&line, &cap, file))) {
-		if (replay) {
-			if (len < 1 + StampLen + 2 + 1) continue;
-			line[len - 1] = '\0';
-			uiFmt(tag, UICold, "\3%d%s", IRCGray, &line[1 + StampLen + 2]);
-		} else {
-			printf("%s", line);
-		}
-	}
-	if (ferror(file)) err(EX_IOERR, "%s", tag.name);
-	free(line);
-}
-
-void logList(struct Tag tag) {
-	logRead(tag, false);
-}
-
-void logReplay(struct Tag tag) {
-	logRead(tag, true);
-}
-- 
cgit 1.4.1-2-gfad0