Adding upstream version 3.3a.upstream/3.3a

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 205 insertions, 0 deletions

diff --git a/cmd-source-file.c b/cmd-source-file.c
new file mode 100644
index 0000000..255d443
--- /dev/null
+++ b/cmd-source-file.c
@@ -0,0 +1,205 @@
+/* $OpenBSD$ */
+
+/*
+ * Copyright (c) 2008 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 <glob.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "tmux.h"
+
+/*
+ * Sources a configuration file.
+ */
+
+static enum cmd_retval	cmd_source_file_exec(struct cmd *, struct cmdq_item *);
+
+const struct cmd_entry cmd_source_file_entry = {
+	.name = "source-file",
+	.alias = "source",
+
+	.args = { "Fnqv", 1, -1, NULL },
+	.usage = "[-Fnqv] path ...",
+
+	.flags = 0,
+	.exec = cmd_source_file_exec
+};
+
+struct cmd_source_file_data {
+	struct cmdq_item	 *item;
+	int			  flags;
+
+	struct cmdq_item	 *after;
+	enum cmd_retval		  retval;
+
+	u_int			  current;
+	char			**files;
+	u_int			  nfiles;
+};
+
+static enum cmd_retval
+cmd_source_file_complete_cb(struct cmdq_item *item, __unused void *data)
+{
+	cfg_print_causes(item);
+	return (CMD_RETURN_NORMAL);
+}
+
+static void
+cmd_source_file_complete(struct client *c, struct cmd_source_file_data *cdata)
+{
+	struct cmdq_item	*new_item;
+	u_int			 i;
+
+	if (cfg_finished) {
+		if (cdata->retval == CMD_RETURN_ERROR &&
+		    c != NULL &&
+		    c->session == NULL)
+			c->retval = 1;
+		new_item = cmdq_get_callback(cmd_source_file_complete_cb, NULL);
+		cmdq_insert_after(cdata->after, new_item);
+	}
+
+	for (i = 0; i < cdata->nfiles; i++)
+		free(cdata->files[i]);
+	free(cdata->files);
+	free(cdata);
+}
+
+static void
+cmd_source_file_done(struct client *c, const char *path, int error,
+    int closed, struct evbuffer *buffer, void *data)
+{
+	struct cmd_source_file_data	*cdata = data;
+	struct cmdq_item		*item = cdata->item;
+	void				*bdata = EVBUFFER_DATA(buffer);
+	size_t				 bsize = EVBUFFER_LENGTH(buffer);
+	u_int				 n;
+	struct cmdq_item		*new_item;
+
+	if (!closed)
+		return;
+
+	if (error != 0)
+		cmdq_error(item, "%s: %s", path, strerror(error));
+	else if (bsize != 0) {
+		if (load_cfg_from_buffer(bdata, bsize, path, c, cdata->after,
+		    cdata->flags, &new_item) < 0)
+			cdata->retval = CMD_RETURN_ERROR;
+		else if (new_item != NULL)
+			cdata->after = new_item;
+	}
+
+	n = ++cdata->current;
+	if (n < cdata->nfiles)
+		file_read(c, cdata->files[n], cmd_source_file_done, cdata);
+	else {
+		cmd_source_file_complete(c, cdata);
+		cmdq_continue(item);
+	}
+}
+
+static void
+cmd_source_file_add(struct cmd_source_file_data *cdata, const char *path)
+{
+	log_debug("%s: %s", __func__, path);
+	cdata->files = xreallocarray(cdata->files, cdata->nfiles + 1,
+	    sizeof *cdata->files);
+	cdata->files[cdata->nfiles++] = xstrdup(path);
+}
+
+static enum cmd_retval
+cmd_source_file_exec(struct cmd *self, struct cmdq_item *item)
+{
+	struct args			*args = cmd_get_args(self);
+	struct cmd_source_file_data	*cdata;
+	struct client			*c = cmdq_get_client(item);
+	enum cmd_retval			 retval = CMD_RETURN_NORMAL;
+	char				*pattern, *cwd, *expanded = NULL;
+	const char			*path, *error;
+	glob_t				 g;
+	int				 result;
+	u_int				 i, j;
+
+	cdata = xcalloc(1, sizeof *cdata);
+	cdata->item = item;
+
+	if (args_has(args, 'q'))
+		cdata->flags |= CMD_PARSE_QUIET;
+	if (args_has(args, 'n'))
+		cdata->flags |= CMD_PARSE_PARSEONLY;
+	if (args_has(args, 'v'))
+		cdata->flags |= CMD_PARSE_VERBOSE;
+
+	utf8_stravis(&cwd, server_client_get_cwd(c, NULL), VIS_GLOB);
+
+	for (i = 0; i < args_count(args); i++) {
+		path = args_string(args, i);
+		if (args_has(args, 'F')) {
+			free(expanded);
+			expanded = format_single_from_target(item, path);
+			path = expanded;
+		}
+		if (strcmp(path, "-") == 0) {
+			cmd_source_file_add(cdata, "-");
+			continue;
+		}
+
+		if (*path == '/')
+			pattern = xstrdup(path);
+		else
+			xasprintf(&pattern, "%s/%s", cwd, path);
+		log_debug("%s: %s", __func__, pattern);
+
+		if ((result = glob(pattern, 0, NULL, &g)) != 0) {
+			if (result != GLOB_NOMATCH ||
+			    (~cdata->flags & CMD_PARSE_QUIET)) {
+				if (result == GLOB_NOMATCH)
+					error = strerror(ENOENT);
+				else if (result == GLOB_NOSPACE)
+					error = strerror(ENOMEM);
+				else
+					error = strerror(EINVAL);
+				cmdq_error(item, "%s: %s", path, error);
+				retval = CMD_RETURN_ERROR;
+			}
+			globfree(&g);
+			free(pattern);
+			continue;
+		}
+		free(pattern);
+
+		for (j = 0; j < g.gl_pathc; j++)
+			cmd_source_file_add(cdata, g.gl_pathv[j]);
+		globfree(&g);
+	}
+	free(expanded);
+
+	cdata->after = item;
+	cdata->retval = retval;
+
+	if (cdata->nfiles != 0) {
+		file_read(c, cdata->files[0], cmd_source_file_done, cdata);
+		retval = CMD_RETURN_WAIT;
+	} else
+		cmd_source_file_complete(c, cdata);
+
+	free(cwd);
+	return (retval);
+}