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Merge show-buffer into save-buffer.

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This commit is contained in:
Nicholas Marriott 2013-02-23 14:23:35 +00:00
parent ee0f8adfac
commit 42735d446e
3 changed files with 92 additions and 153 deletions
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1
Makefile.am
View File

@ -122,7 +122,6 @@ dist_tmux_SOURCES = \
cmd-set-buffer.c \ cmd-set-buffer.c \
cmd-set-environment.c \ cmd-set-environment.c \
cmd-set-option.c \ cmd-set-option.c \
cmd-show-buffer.c \
cmd-show-environment.c \ cmd-show-environment.c \
cmd-show-messages.c \ cmd-show-messages.c \
cmd-show-options.c \ cmd-show-options.c \

133
cmd-save-buffer.c
View File

@ -41,6 +41,16 @@ const struct cmd_entry cmd_save_buffer_entry = {
cmd_save_buffer_exec cmd_save_buffer_exec
}; };
const struct cmd_entry cmd_show_buffer_entry = {
"show-buffer", "showb",
"b:", 0, 0,
CMD_BUFFER_USAGE,
0,
NULL,
NULL,
cmd_save_buffer_exec
};
enum cmd_retval enum cmd_retval
cmd_save_buffer_exec(struct cmd *self, struct cmd_ctx *ctx) cmd_save_buffer_exec(struct cmd *self, struct cmd_ctx *ctx)
{ {
@ -49,10 +59,13 @@ cmd_save_buffer_exec(struct cmd *self, struct cmd_ctx *ctx)
struct session *s; struct session *s;
struct paste_buffer *pb; struct paste_buffer *pb;
const char *path, *newpath, *wd; const char *path, *newpath, *wd;
char *cause; char *cause, *start, *end;
size_t size, used;
int buffer; int buffer;
mode_t mask; mode_t mask;
FILE *f; FILE *f;
char *msg;
size_t msglen;
if (!args_has(args, 'b')) { if (!args_has(args, 'b')) {
if ((pb = paste_get_top(&global_buffers)) == NULL) { if ((pb = paste_get_top(&global_buffers)) == NULL) {
@ -74,50 +87,88 @@ cmd_save_buffer_exec(struct cmd *self, struct cmd_ctx *ctx)
} }
} }
path = args->argv[0]; if (self->entry == &cmd_show_buffer_entry)
path = "-";
else
path = args->argv[0];
if (strcmp(path, "-") == 0) { if (strcmp(path, "-") == 0) {
c = ctx->curclient;
if (c == NULL || !(c->flags & CLIENT_CONTROL))
c = ctx->cmdclient;
if (c == NULL) {
ctx->error(ctx, "can't write to stdout");
return (CMD_RETURN_ERROR);
}
evbuffer_add(c->stdout_data, pb->data, pb->size);
server_push_stdout(c);
} else {
c = ctx->cmdclient; c = ctx->cmdclient;
if (c != NULL) if (c != NULL)
wd = c->cwd; goto do_stdout;
else if ((s = cmd_current_session(ctx, 0)) != NULL) { c = ctx->curclient;
wd = options_get_string(&s->options, "default-path"); if (c->flags & CLIENT_CONTROL)
if (*wd == '\0') goto do_stdout;
wd = s->cwd; if (c != NULL)
} else goto do_print;
wd = NULL; ctx->error(ctx, "can't write to stdout");
if (wd != NULL && *wd != '\0') { return (CMD_RETURN_ERROR);
newpath = get_full_path(wd, path);
if (newpath != NULL)
path = newpath;
}
mask = umask(S_IRWXG | S_IRWXO);
if (args_has(self->args, 'a'))
f = fopen(path, "ab");
else
f = fopen(path, "wb");
umask(mask);
if (f == NULL) {
ctx->error(ctx, "%s: %s", path, strerror(errno));
return (CMD_RETURN_ERROR);
}
if (fwrite(pb->data, 1, pb->size, f) != pb->size) {
ctx->error(ctx, "%s: fwrite error", path);
fclose(f);
return (CMD_RETURN_ERROR);
}
fclose(f);
} }
c = ctx->cmdclient;
if (c != NULL)
wd = c->cwd;
else if ((s = cmd_current_session(ctx, 0)) != NULL) {
wd = options_get_string(&s->options, "default-path");
if (*wd == '\0')
wd = s->cwd;
} else
wd = NULL;
if (wd != NULL && *wd != '\0') {
newpath = get_full_path(wd, path);
if (newpath != NULL)
path = newpath;
}
mask = umask(S_IRWXG | S_IRWXO);
if (args_has(self->args, 'a'))
f = fopen(path, "ab");
else
f = fopen(path, "wb");
umask(mask);
if (f == NULL) {
ctx->error(ctx, "%s: %s", path, strerror(errno));
return (CMD_RETURN_ERROR);
}
if (fwrite(pb->data, 1, pb->size, f) != pb->size) {
ctx->error(ctx, "%s: fwrite error", path);
fclose(f);
return (CMD_RETURN_ERROR);
}
fclose(f);
return (CMD_RETURN_NORMAL);
do_stdout:
evbuffer_add(c->stdout_data, pb->data, pb->size);
server_push_stdout(c);
return (CMD_RETURN_NORMAL);
do_print:
if (pb->size > (INT_MAX / 4) - 1) {
ctx->error(ctx, "buffer too big");
return (CMD_RETURN_ERROR);
}
msg = NULL;
msglen = 0;
used = 0;
while (used != pb->size) {
start = pb->data + used;
end = memchr(start, '\n', pb->size - used);
if (end != NULL)
size = end - start;
else
size = pb->size - used;
msglen = size * 4 + 1;
msg = xrealloc(msg, 1, msglen);
strvisx(msg, start, size, VIS_OCTAL|VIS_TAB);
ctx->print(ctx, "%s", msg);
used += size + (end != NULL);
}
free(msg);
return (CMD_RETURN_NORMAL); return (CMD_RETURN_NORMAL);
} }

111
cmd-show-buffer.c
View File

@ -1,111 +0,0 @@
/* $Id$ */
/*
* 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);
}