From f9662efb1f522c1b554f789659d261a97a1918f5 Mon Sep 17 00:00:00 2001
From: explosion-mental <explosion0mental@gmail.com>
Date: Tue, 26 Apr 2022 20:43:27 -0500
Subject: merge autoreload_{inotify,nop}.c into autoreload.c (#263)

---
 autoreload_inotify.c | 111 ---------------------------------------------------
 1 file changed, 111 deletions(-)
 delete mode 100644 autoreload_inotify.c

(limited to 'autoreload_inotify.c')

diff --git a/autoreload_inotify.c b/autoreload_inotify.c
deleted file mode 100644
index 87ce369..0000000
--- a/autoreload_inotify.c
+++ /dev/null
@@ -1,111 +0,0 @@
-/* Copyright 2017 Max Voit, Bert Muennich
- *
- * This file is a part of nsxiv.
- *
- * nsxiv 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 2 of the License,
- * or (at your option) any later version.
- *
- * nsxiv 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 nsxiv.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include "nsxiv.h"
-
-#include <errno.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <sys/inotify.h>
-
-static union {
-	char d[4096]; /* aligned buffer */
-	struct inotify_event e;
-} buf;
-
-void arl_init(arl_t *arl)
-{
-	arl->fd = inotify_init1(IN_CLOEXEC | IN_NONBLOCK);
-	arl->wd_dir = arl->wd_file = -1;
-	if (arl->fd == -1)
-		error(0, 0, "Could not initialize inotify, no automatic image reloading");
-}
-
-CLEANUP void arl_cleanup(arl_t *arl)
-{
-	if (arl->fd != -1)
-		close(arl->fd);
-	free(arl->filename);
-}
-
-static void rm_watch(int fd, int *wd)
-{
-	if (*wd != -1) {
-		inotify_rm_watch(fd, *wd);
-		*wd = -1;
-	}
-}
-
-static void add_watch(int fd, int *wd, const char *path, uint32_t mask)
-{
-	*wd = inotify_add_watch(fd, path, mask);
-	if (*wd == -1)
-		error(0, errno, "inotify: %s", path);
-}
-
-void arl_setup(arl_t *arl, const char *filepath)
-{
-	char *base = strrchr(filepath, '/');
-
-	if (arl->fd == -1)
-		return;
-
-	rm_watch(arl->fd, &arl->wd_dir);
-	rm_watch(arl->fd, &arl->wd_file);
-
-	add_watch(arl->fd, &arl->wd_file, filepath, IN_CLOSE_WRITE | IN_DELETE_SELF);
-
-	free(arl->filename);
-	arl->filename = estrdup(filepath);
-
-	if (base != NULL) {
-		arl->filename[++base - filepath] = '\0';
-		add_watch(arl->fd, &arl->wd_dir, arl->filename, IN_CREATE | IN_MOVED_TO);
-		strcpy(arl->filename, base);
-	}
-}
-
-bool arl_handle(arl_t *arl)
-{
-	bool reload = false;
-	char *ptr;
-	const struct inotify_event *e;
-
-	while (true) {
-		ssize_t len = read(arl->fd, buf.d, sizeof(buf.d));
-
-		if (len == -1) {
-			if (errno == EINTR)
-				continue;
-			break;
-		}
-		for (ptr = buf.d; ptr < buf.d + len; ptr += sizeof(*e) + e->len) {
-			e = (const struct inotify_event*) ptr;
-			if (e->wd == arl->wd_file && (e->mask & IN_CLOSE_WRITE)) {
-				reload = true;
-			} else if (e->wd == arl->wd_file && (e->mask & IN_DELETE_SELF)) {
-				rm_watch(arl->fd, &arl->wd_file);
-			} else if (e->wd == arl->wd_dir && (e->mask & (IN_CREATE | IN_MOVED_TO))) {
-				if (STREQ(e->name, arl->filename))
-					reload = true;
-			}
-		}
-	}
-	return reload;
-}
-- 
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