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Set the close-on-exec flag in the child; otherwise, it eats up a

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file descriptor that it shouldn't.
This commit is contained in:
sef 1997-12-06 08:01:00 +00:00
parent f7d42dc3b9
commit 26b4d5d167
1 changed files with 2 additions and 1 deletions
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3
usr.bin/truss/setup.c
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@ -3,7 +3,7 @@
* I'm afraid.
*/
/*
* $Id$
* $Id: setup.c,v 1.1 1997/12/06 05:23:05 sef Exp $
*/
#include <stdio.h>
@ -46,6 +46,7 @@ setup_and_wait(char *command[]) {
fd = open("/proc/curproc/mem", O_WRONLY);
if (fd == -1)
err(2, "cannot open /proc/curproc/mem: %s\n", strerror(errno));
fcntl(fd, F_SETFD, 1);
if (ioctl(fd, PIOCBIS, &mask) == -1)
err(3, "PIOCBIS: %s\n", strerror(errno));
execvp(command[0], command);