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https://github.com/tmux/tmux.git
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2f813ef75d
status jobs, then only kill those jobs when status-left, status-right or set-titles-string is changed. Fixes problems with changing options from inside #().
138 lines
3.3 KiB
C
138 lines
3.3 KiB
C
/* $OpenBSD$ */
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/*
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* Copyright (c) 2009 Tiago Cunha <me@tiagocunha.org>
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* Copyright (c) 2009 Nicholas Marriott <nicm@openbsd.org>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
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* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <sys/types.h>
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#include <sys/wait.h>
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#include <string.h>
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#include "tmux.h"
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/*
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* Runs a command without a window.
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*/
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int cmd_run_shell_exec(struct cmd *, struct cmd_ctx *);
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void cmd_run_shell_callback(struct job *);
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void cmd_run_shell_free(void *);
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const struct cmd_entry cmd_run_shell_entry = {
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"run-shell", "run",
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"command",
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CMD_ARG1, 0,
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cmd_target_init,
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cmd_target_parse,
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cmd_run_shell_exec,
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cmd_target_free,
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cmd_target_print
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};
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struct cmd_run_shell_data {
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char *cmd;
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struct cmd_ctx ctx;
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};
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int
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cmd_run_shell_exec(struct cmd *self, struct cmd_ctx *ctx)
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{
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struct cmd_target_data *data = self->data;
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struct cmd_run_shell_data *cdata;
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struct job *job;
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cdata = xmalloc(sizeof *cdata);
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cdata->cmd = xstrdup(data->arg);
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memcpy(&cdata->ctx, ctx, sizeof cdata->ctx);
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if (ctx->cmdclient != NULL)
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ctx->cmdclient->references++;
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if (ctx->curclient != NULL)
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ctx->curclient->references++;
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job = job_add(NULL, 0, NULL,
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data->arg, cmd_run_shell_callback, cmd_run_shell_free, cdata);
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job_run(job);
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return (1); /* don't let client exit */
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}
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void
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cmd_run_shell_callback(struct job *job)
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{
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struct cmd_run_shell_data *cdata = job->data;
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struct cmd_ctx *ctx = &cdata->ctx;
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char *cmd, *msg, *line, *buf;
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size_t off, len, llen;
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int retcode;
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buf = BUFFER_OUT(job->out);
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len = BUFFER_USED(job->out);
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cmd = cdata->cmd;
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if (len != 0) {
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line = buf;
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for (off = 0; off < len; off++) {
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if (buf[off] == '\n') {
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llen = buf + off - line;
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if (llen > INT_MAX)
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break;
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ctx->print(ctx, "%.*s", (int) llen, line);
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line = buf + off + 1;
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}
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}
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llen = buf + len - line;
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if (llen > 0 && llen < INT_MAX)
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ctx->print(ctx, "%.*s", (int) llen, line);
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}
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msg = NULL;
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if (WIFEXITED(job->status)) {
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if ((retcode = WEXITSTATUS(job->status)) != 0)
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xasprintf(&msg, "'%s' returned %d", cmd, retcode);
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} else if (WIFSIGNALED(job->status)) {
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retcode = WTERMSIG(job->status);
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xasprintf(&msg, "'%s' terminated by signal %d", cmd, retcode);
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}
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if (msg != NULL) {
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if (len != 0)
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ctx->print(ctx, "%s", msg);
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else
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ctx->info(ctx, "%s", msg);
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xfree(msg);
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}
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}
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void
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cmd_run_shell_free(void *data)
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{
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struct cmd_run_shell_data *cdata = data;
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struct cmd_ctx *ctx = &cdata->ctx;
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if (ctx->cmdclient != NULL) {
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ctx->cmdclient->references--;
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server_write_client(ctx->cmdclient, MSG_EXIT, NULL, 0);
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}
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if (ctx->curclient != NULL)
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ctx->curclient->references--;
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xfree(cdata->cmd);
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xfree(cdata);
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}
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