1 files changed, 117 insertions, 0 deletions
diff --git a/cmd-save-buffer.c b/cmd-save-buffer.c
new file mode 100644
index 0000000..7d67837
--- /dev/null
+++ b/cmd-save-buffer.c
@@ -0,0 +1,117 @@
+/* $OpenBSD$ */
+
+/*
+ * 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 <sys/stat.h>
+
+#include <errno.h>
+#include <fcntl.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "tmux.h"
+
+/*
+ * Saves a paste buffer to a file.
+ */
+
+static enum cmd_retval	cmd_save_buffer_exec(struct cmd *, struct cmdq_item *);
+
+const struct cmd_entry cmd_save_buffer_entry = {
+	.name = "save-buffer",
+	.alias = "saveb",
+
+	.args = { "ab:", 1, 1, NULL },
+	.usage = "[-a] " CMD_BUFFER_USAGE " path",
+
+	.flags = CMD_AFTERHOOK,
+	.exec = cmd_save_buffer_exec
+};
+
+const struct cmd_entry cmd_show_buffer_entry = {
+	.name = "show-buffer",
+	.alias = "showb",
+
+	.args = { "b:", 0, 0, NULL },
+	.usage = CMD_BUFFER_USAGE,
+
+	.flags = CMD_AFTERHOOK,
+	.exec = cmd_save_buffer_exec
+};
+
+static void
+cmd_save_buffer_done(__unused struct client *c, const char *path, int error,
+    __unused int closed, __unused struct evbuffer *buffer, void *data)
+{
+	struct cmdq_item	*item = data;
+
+	if (!closed)
+		return;
+
+	if (error != 0)
+		cmdq_error(item, "%s: %s", path, strerror(error));
+	cmdq_continue(item);
+}
+
+static enum cmd_retval
+cmd_save_buffer_exec(struct cmd *self, struct cmdq_item *item)
+{
+	struct args		*args = cmd_get_args(self);
+	struct client		*c = cmdq_get_client(item);
+	struct paste_buffer	*pb;
+	int			 flags;
+	const char		*bufname = args_get(args, 'b'), *bufdata;
+	size_t			 bufsize;
+	char			*path, *tmp;
+
+	if (bufname == NULL) {
+		if ((pb = paste_get_top(NULL)) == NULL) {
+			cmdq_error(item, "no buffers");
+			return (CMD_RETURN_ERROR);
+		}
+	} else {
+		pb = paste_get_name(bufname);
+		if (pb == NULL) {
+			cmdq_error(item, "no buffer %s", bufname);
+			return (CMD_RETURN_ERROR);
+		}
+	}
+	bufdata = paste_buffer_data(pb, &bufsize);
+
+	if (cmd_get_entry(self) == &cmd_show_buffer_entry) {
+		if (c->session != NULL || (c->flags & CLIENT_CONTROL)) {
+			utf8_stravisx(&tmp, bufdata, bufsize,
+			    VIS_OCTAL|VIS_CSTYLE|VIS_TAB);
+			cmdq_print(item, "%s", tmp);
+			free(tmp);
+			return (CMD_RETURN_NORMAL);
+		}
+		path = xstrdup("-");
+	} else
+		path = format_single_from_target(item, args_string(args, 0));
+	if (args_has(args, 'a'))
+		flags = O_APPEND;
+	else
+		flags = O_TRUNC;
+	file_write(cmdq_get_client(item), path, flags, bufdata, bufsize,
+	    cmd_save_buffer_done, item);
+	free(path);
+
+	return (CMD_RETURN_WAIT);
+}