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-rw-r--r--cmd-save-buffer.c117
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);
+}