From fa5845db13c5cc87a03062fedf5d9cc237d14604 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 05:34:38 +0200
Subject: Adding upstream version 3.3a.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 cmd-load-buffer.c | 113 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 113 insertions(+)
 create mode 100644 cmd-load-buffer.c

(limited to 'cmd-load-buffer.c')

diff --git a/cmd-load-buffer.c b/cmd-load-buffer.c
new file mode 100644
index 0000000..59810de
--- /dev/null
+++ b/cmd-load-buffer.c
@@ -0,0 +1,113 @@
+/* $OpenBSD$ */
+
+/*
+ * Copyright (c) 2009 Tiago Cunha <me@tiagocunha.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
+ * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
+ * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <sys/types.h>
+
+#include <errno.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "tmux.h"
+
+/*
+ * Loads a paste buffer from a file.
+ */
+
+static enum cmd_retval	cmd_load_buffer_exec(struct cmd *, struct cmdq_item *);
+
+const struct cmd_entry cmd_load_buffer_entry = {
+	.name = "load-buffer",
+	.alias = "loadb",
+
+	.args = { "b:t:w", 1, 1, NULL },
+	.usage = CMD_BUFFER_USAGE " " CMD_TARGET_CLIENT_USAGE " path",
+
+	.flags = CMD_AFTERHOOK|CMD_CLIENT_TFLAG|CMD_CLIENT_CANFAIL,
+	.exec = cmd_load_buffer_exec
+};
+
+struct cmd_load_buffer_data {
+	struct client		*client;
+	struct cmdq_item	*item;
+	char			*name;
+};
+
+static void
+cmd_load_buffer_done(__unused struct client *c, const char *path, int error,
+    int closed, struct evbuffer *buffer, void *data)
+{
+	struct cmd_load_buffer_data	*cdata = data;
+	struct client			*tc = cdata->client;
+	struct cmdq_item		*item = cdata->item;
+	void				*bdata = EVBUFFER_DATA(buffer);
+	size_t				 bsize = EVBUFFER_LENGTH(buffer);
+	void				*copy;
+	char				*cause;
+
+	if (!closed)
+		return;
+
+	if (error != 0)
+		cmdq_error(item, "%s: %s", path, strerror(error));
+	else if (bsize != 0) {
+		copy = xmalloc(bsize);
+		memcpy(copy, bdata, bsize);
+		if (paste_set(copy, bsize, cdata->name, &cause) != 0) {
+			cmdq_error(item, "%s", cause);
+			free(cause);
+			free(copy);
+		} else if (tc != NULL &&
+		    tc->session != NULL &&
+		    (~tc->flags & CLIENT_DEAD))
+			tty_set_selection(&tc->tty, copy, bsize);
+		if (tc != NULL)
+			server_client_unref(tc);
+	}
+	cmdq_continue(item);
+
+	free(cdata->name);
+	free(cdata);
+}
+
+static enum cmd_retval
+cmd_load_buffer_exec(struct cmd *self, struct cmdq_item *item)
+{
+	struct args			*args = cmd_get_args(self);
+	struct client			*tc = cmdq_get_target_client(item);
+	struct cmd_load_buffer_data	*cdata;
+	const char			*bufname = args_get(args, 'b');
+	char				*path;
+
+	cdata = xcalloc(1, sizeof *cdata);
+	cdata->item = item;
+	if (bufname != NULL)
+		cdata->name = xstrdup(bufname);
+	if (args_has(args, 'w') && tc != NULL) {
+		cdata->client = tc;
+		cdata->client->references++;
+	}
+
+	path = format_single_from_target(item, args_string(args, 0));
+	file_read(cmdq_get_client(item), path, cmd_load_buffer_done, cdata);
+	free(path);
+
+	return (CMD_RETURN_WAIT);
+}
-- 
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