tmux/cmd-source-file.c
Nicholas Marriott 35876eaab9 Import tmux, a terminal multiplexor allowing (among other things) a single
terminal to be switched between several different windows and programs
displayed on one terminal be detached from one terminal and moved to another.

ok deraadt pirofti
2009-06-01 22:58:49 +00:00

148 lines
3.4 KiB
C

/* $OpenBSD$ */
/*
* 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 "tmux.h"
/*
* Sources a configuration file.
*/
int cmd_source_file_parse(struct cmd *, int, char **, char **);
int cmd_source_file_exec(struct cmd *, struct cmd_ctx *);
void cmd_source_file_send(struct cmd *, struct buffer *);
void cmd_source_file_recv(struct cmd *, struct buffer *);
void cmd_source_file_free(struct cmd *);
void cmd_source_file_init(struct cmd *, int);
size_t cmd_source_file_print(struct cmd *, char *, size_t);
struct cmd_source_file_data {
char *path;
};
const struct cmd_entry cmd_source_file_entry = {
"source-file", "source",
"path",
0,
cmd_source_file_init,
cmd_source_file_parse,
cmd_source_file_exec,
cmd_source_file_send,
cmd_source_file_recv,
cmd_source_file_free,
cmd_source_file_print
};
void
cmd_source_file_init(struct cmd *self, unused int arg)
{
struct cmd_source_file_data *data;
self->data = data = xmalloc(sizeof *data);
data->path = NULL;
}
int
cmd_source_file_parse(struct cmd *self, int argc, char **argv, char **cause)
{
struct cmd_source_file_data *data;
int opt;
self->entry->init(self, 0);
data = self->data;
while ((opt = getopt(argc, argv, "")) != -1) {
switch (opt) {
default:
goto usage;
}
}
argc -= optind;
argv += optind;
if (argc != 1)
goto usage;
data->path = xstrdup(argv[0]);
return (0);
usage:
xasprintf(cause, "usage: %s %s", self->entry->name, self->entry->usage);
self->entry->free(self);
return (-1);
}
int
cmd_source_file_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct cmd_source_file_data *data = self->data;
char *cause;
if (load_cfg(data->path, &cause) != 0) {
ctx->error(ctx, "%s", cause);
xfree(cause);
return (-1);
}
return (0);
}
void
cmd_source_file_send(struct cmd *self, struct buffer *b)
{
struct cmd_source_file_data *data = self->data;
buffer_write(b, data, sizeof *data);
cmd_send_string(b, data->path);
}
void
cmd_source_file_recv(struct cmd *self, struct buffer *b)
{
struct cmd_source_file_data *data;
self->data = data = xmalloc(sizeof *data);
buffer_read(b, data, sizeof *data);
data->path = cmd_recv_string(b);
}
void
cmd_source_file_free(struct cmd *self)
{
struct cmd_source_file_data *data = self->data;
if (data->path != NULL)
xfree(data->path);
xfree(data);
}
size_t
cmd_source_file_print(struct cmd *self, char *buf, size_t len)
{
struct cmd_source_file_data *data = self->data;
size_t off = 0;
off += xsnprintf(buf, len, "%s", self->entry->name);
if (data == NULL)
return (off);
if (off < len && data->path != NULL)
off += cmd_prarg(buf + off, len - off, " ", data->path);
return (off);
}