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Sync OpenBSD patchset 269:
Pass show-buffer output through vis(3) as well, and wrap it to the edge of the terminal when used from the command line.
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commit
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@ -1,4 +1,4 @@
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/* $Id: cmd-show-buffer.c,v 1.6 2009-07-28 22:12:16 tcunha Exp $ */
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/* $Id: cmd-show-buffer.c,v 1.7 2009-08-20 11:30:24 tcunha Exp $ */
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/*
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* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
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@ -18,7 +18,8 @@
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#include <sys/types.h>
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#include <stdlib.h>
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#include <string.h>
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#include <vis.h>
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#include "tmux.h"
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@ -45,9 +46,9 @@ cmd_show_buffer_exec(struct cmd *self, struct cmd_ctx *ctx)
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struct cmd_buffer_data *data = self->data;
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struct session *s;
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struct paste_buffer *pb;
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u_int size;
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char *buf, *ptr;
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size_t len;
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char *in, *buf, *ptr;
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size_t size, len;
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u_int width;
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if ((s = cmd_find_session(ctx, data->target)) == NULL)
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return (-1);
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@ -61,27 +62,43 @@ cmd_show_buffer_exec(struct cmd *self, struct cmd_ctx *ctx)
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ctx->error(ctx, "no buffer %d", data->buffer);
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return (-1);
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}
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if (pb == NULL)
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return (0);
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if (pb != NULL) {
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size = s->sx;
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size = strlen(pb->data);
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if (size > SIZE_MAX / 4 - 1)
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size = SIZE_MAX / 4 - 1;
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in = xmalloc(size * 4 + 1);
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strvisx(in, pb->data, size, VIS_OCTAL|VIS_TAB);
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buf = xmalloc(size + 1);
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width = s->sx;
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if (ctx->cmdclient != NULL)
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width = ctx->cmdclient->tty.sx;
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buf = xmalloc(width + 1);
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len = 0;
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ptr = pb->data;
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ptr = in;
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do {
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buf[len++] = *ptr++;
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if (len == size) {
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if (len == width || buf[len - 1] == '\n') {
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if (buf[len - 1] == '\n')
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len--;
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buf[len] = '\0';
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ctx->print(ctx, buf);
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ctx->print(ctx, "%s", buf);
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len = 0;
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}
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} while (*ptr != '\0');
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if (len != 0) {
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buf[len] = '\0';
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ctx->print(ctx, buf);
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}
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xfree(buf);
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xfree(in);
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return (0);
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}
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