mirror of
https://github.com/tmate-io/tmate.git
synced 2024-12-03 13:33:43 +01:00
e3dcc5327a
run-shell command to run a shell command without opening a window, sending stdout to output mode.
97 lines
2.2 KiB
C
97 lines
2.2 KiB
C
/* $Id: cmd-run-shell.c,v 1.1 2009-09-20 22:20:10 tcunha Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 2009 Tiago Cunha <me@tiagocunha.org>
|
|
*
|
|
* 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 <sys/wait.h>
|
|
|
|
#include <string.h>
|
|
|
|
#include "tmux.h"
|
|
|
|
/*
|
|
* Runs a command without a window.
|
|
*/
|
|
|
|
int cmd_run_shell_exec(struct cmd *, struct cmd_ctx *);
|
|
|
|
const struct cmd_entry cmd_run_shell_entry = {
|
|
"run-shell", "run",
|
|
"command",
|
|
CMD_ARG1, 0,
|
|
cmd_target_init,
|
|
cmd_target_parse,
|
|
cmd_run_shell_exec,
|
|
cmd_target_free,
|
|
cmd_target_print
|
|
};
|
|
|
|
int
|
|
cmd_run_shell_exec(struct cmd *self, struct cmd_ctx *ctx)
|
|
{
|
|
struct cmd_target_data *data = self->data;
|
|
FILE *fp;
|
|
char *buf, *lbuf, *msg;
|
|
size_t len;
|
|
int has_output, ret, status;
|
|
|
|
if ((fp = popen(data->arg, "r")) == NULL) {
|
|
ctx->error(ctx, "popen error");
|
|
return (-1);
|
|
}
|
|
|
|
has_output = 0;
|
|
lbuf = NULL;
|
|
while ((buf = fgetln(fp, &len)) != NULL) {
|
|
if (buf[len - 1] == '\n')
|
|
buf[len - 1] = '\0';
|
|
else {
|
|
lbuf = xmalloc(len + 1);
|
|
memcpy(lbuf, buf, len);
|
|
lbuf[len] = '\0';
|
|
buf = lbuf;
|
|
}
|
|
ctx->print(ctx, "%s", buf);
|
|
has_output = 1;
|
|
}
|
|
if (lbuf != NULL)
|
|
xfree(lbuf);
|
|
|
|
msg = NULL;
|
|
status = pclose(fp);
|
|
|
|
if (WIFEXITED(status)) {
|
|
if ((ret = WEXITSTATUS(status)) == 0)
|
|
return (0);
|
|
xasprintf(&msg, "'%s' returned %d", data->arg, ret);
|
|
} else if (WIFSIGNALED(status)) {
|
|
xasprintf(
|
|
&msg, "'%s' terminated by signal %d", data->arg,
|
|
WTERMSIG(status));
|
|
}
|
|
|
|
if (msg != NULL) {
|
|
if (has_output)
|
|
ctx->print(ctx, "%s", msg);
|
|
else
|
|
ctx->info(ctx, "%s", msg);
|
|
xfree(msg);
|
|
}
|
|
|
|
return (0);
|
|
}
|