diff --git a/Makefile.am b/Makefile.am index f77c9abd..57534af9 100644 --- a/Makefile.am +++ b/Makefile.am @@ -122,7 +122,6 @@ dist_tmux_SOURCES = \ cmd-set-buffer.c \ cmd-set-environment.c \ cmd-set-option.c \ - cmd-show-buffer.c \ cmd-show-environment.c \ cmd-show-messages.c \ cmd-show-options.c \ diff --git a/cmd-save-buffer.c b/cmd-save-buffer.c index 1d39bc9e..80b5bf05 100644 --- a/cmd-save-buffer.c +++ b/cmd-save-buffer.c @@ -41,6 +41,16 @@ const struct cmd_entry cmd_save_buffer_entry = { 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 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 paste_buffer *pb; const char *path, *newpath, *wd; - char *cause; + char *cause, *start, *end; + size_t size, used; int buffer; mode_t mask; FILE *f; + char *msg; + size_t msglen; if (!args_has(args, 'b')) { 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) { - 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; 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); + goto do_stdout; + c = ctx->curclient; + if (c->flags & CLIENT_CONTROL) + goto do_stdout; + if (c != NULL) + goto do_print; + ctx->error(ctx, "can't write to stdout"); + return (CMD_RETURN_ERROR); } + 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); } diff --git a/cmd-show-buffer.c b/cmd-show-buffer.c deleted file mode 100644 index b345ebc1..00000000 --- a/cmd-show-buffer.c +++ /dev/null @@ -1,111 +0,0 @@ -/* $Id$ */ - -/* - * Copyright (c) 2007 Nicholas Marriott - * - * 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 - -#include - -#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); -}