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			97 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			97 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* $OpenBSD$ */
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| 
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| /*
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|  * Copyright (c) 2009 Tiago Cunha <me@tiagocunha.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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| 
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| #include <sys/types.h>
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| #include <sys/wait.h>
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| 
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| #include <string.h>
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| 
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| #include "tmux.h"
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| 
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| /*
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|  * Runs a command without a window.
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|  */
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| 
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| int	cmd_run_shell_exec(struct cmd *, struct cmd_ctx *);
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| 
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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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| 
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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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| 	FILE			*fp;
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| 	char			*buf, *lbuf, *msg;
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| 	size_t			 len;
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| 	int			 has_output, ret, status;
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| 
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| 	if ((fp = popen(data->arg, "r")) == NULL) {
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| 		ctx->error(ctx, "popen error");
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| 		return (-1);
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| 	}
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| 
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| 	has_output = 0;
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| 	lbuf = NULL;
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| 	while ((buf = fgetln(fp, &len)) != NULL) {
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| 		if (buf[len - 1] == '\n')
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| 			buf[len - 1] = '\0';
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| 		else {
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| 			lbuf = xmalloc(len + 1);
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| 			memcpy(lbuf, buf, len);
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| 			lbuf[len] = '\0';
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| 			buf = lbuf;
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| 		}
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| 		ctx->print(ctx, "%s", buf);
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| 		has_output = 1;
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| 	}
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| 	if (lbuf != NULL)
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| 		xfree(lbuf);
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| 
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| 	msg = NULL;
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| 	status = pclose(fp);
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| 
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| 	if (WIFEXITED(status)) {
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| 		if ((ret = WEXITSTATUS(status)) == 0)
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| 			return (0);
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| 		xasprintf(&msg, "'%s' returned %d", data->arg, ret);
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| 	} else if (WIFSIGNALED(status)) {
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| 		xasprintf(
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| 		    &msg, "'%s' terminated by signal %d", data->arg,
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| 		    WTERMSIG(status));
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| 	}
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| 
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| 	if (msg != NULL) {
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| 		if (has_output)
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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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| 	return (0);
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| }
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