mirror of
https://github.com/tmux/tmux.git
synced 2024-11-18 18:38:54 +00:00
1f5e6e35d5
Make command exec functions return an enum rather than -1/0/1 values and add a new value to mean "leave client running but don't attach" to fix problems with using some commands in a command sequence. Most of the work by Thomas Adam, problem reported by "jspenguin" on SF bug 3535531.
112 lines
2.5 KiB
C
112 lines
2.5 KiB
C
/* $Id$ */
|
|
|
|
/*
|
|
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
|
|
*
|
|
* 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 <stdlib.h>
|
|
|
|
#include "tmux.h"
|
|
|
|
/*
|
|
* Show a paste buffer.
|
|
*/
|
|
|
|
enum cmd_retval cmd_show_buffer_exec(struct cmd *, struct cmd_ctx *);
|
|
|
|
const struct cmd_entry cmd_show_buffer_entry = {
|
|
"show-buffer", "showb",
|
|
"b:", 0, 0,
|
|
CMD_BUFFER_USAGE,
|
|
0,
|
|
NULL,
|
|
NULL,
|
|
cmd_show_buffer_exec
|
|
};
|
|
|
|
enum cmd_retval
|
|
cmd_show_buffer_exec(struct cmd *self, struct cmd_ctx *ctx)
|
|
{
|
|
struct args *args = self->args;
|
|
struct session *s;
|
|
struct paste_buffer *pb;
|
|
int buffer;
|
|
char *in, *buf, *ptr, *cause;
|
|
size_t size, len;
|
|
u_int width;
|
|
|
|
if ((s = cmd_find_session(ctx, NULL, 0)) == NULL)
|
|
return (CMD_RETURN_ERROR);
|
|
|
|
if (!args_has(args, 'b')) {
|
|
if ((pb = paste_get_top(&global_buffers)) == NULL) {
|
|
ctx->error(ctx, "no buffers");
|
|
return (CMD_RETURN_ERROR);
|
|
}
|
|
} else {
|
|
buffer = args_strtonum(args, 'b', 0, INT_MAX, &cause);
|
|
if (cause != NULL) {
|
|
ctx->error(ctx, "buffer %s", cause);
|
|
free(cause);
|
|
return (CMD_RETURN_ERROR);
|
|
}
|
|
|
|
pb = paste_get_index(&global_buffers, buffer);
|
|
if (pb == NULL) {
|
|
ctx->error(ctx, "no buffer %d", buffer);
|
|
return (CMD_RETURN_ERROR);
|
|
}
|
|
}
|
|
|
|
size = pb->size;
|
|
if (size > SIZE_MAX / 4 - 1)
|
|
size = SIZE_MAX / 4 - 1;
|
|
in = xmalloc(size * 4 + 1);
|
|
strvisx(in, pb->data, size, VIS_OCTAL|VIS_TAB);
|
|
|
|
width = s->sx;
|
|
if (ctx->cmdclient != NULL)
|
|
width = ctx->cmdclient->tty.sx;
|
|
|
|
buf = xmalloc(width + 1);
|
|
len = 0;
|
|
|
|
ptr = in;
|
|
do {
|
|
buf[len++] = *ptr++;
|
|
|
|
if (len == width || buf[len - 1] == '\n') {
|
|
if (buf[len - 1] == '\n')
|
|
len--;
|
|
buf[len] = '\0';
|
|
|
|
ctx->print(ctx, "%s", buf);
|
|
len = 0;
|
|
}
|
|
} while (*ptr != '\0');
|
|
|
|
if (len != 0) {
|
|
buf[len] = '\0';
|
|
ctx->print(ctx, "%s", buf);
|
|
}
|
|
free(buf);
|
|
|
|
free(in);
|
|
|
|
return (CMD_RETURN_NORMAL);
|
|
}
|