31 lines
532 B
C
31 lines
532 B
C
|
#include "9term.h"
|
||
|
|
|
||
|
|
int
|
||
|
|
getchildwd(int pid, char *wdir, int bufn)
|
||
|
|
{
|
||
|
|
char path[256];
|
||
|
|
char cwd[256];
|
||
|
|
|
||
|
|
if(getcwd(cwd, sizeof cwd) < 0)
|
||
|
|
return -1;
|
||
|
|
snprint(path, sizeof path, "/proc/%d/cwd", pid);
|
||
|
|
if(chdir(path) < 0)
|
||
|
|
return -1;
|
||
|
|
if(getcwd(wdir, bufn) < 0)
|
||
|
|
return -1;
|
||
|
|
chdir(cwd);
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
int
|
||
|
|
getpts(int fd[], char *slave)
|
||
|
|
{
|
||
|
|
fd[1] = open("/dev/ptmx", ORDWR);
|
||
|
|
if ((grantpt(fd[1]) < 0) || (unlockpt(fd[1]) < 0))
|
||
|
|
return -1;
|
||
|
|
fchmod(fd[1], 0622);
|
||
|
|
strcpy(slave, ptsname(fd[1]));
|
||
|
|
fd[0] = open(slave, OREAD);
|
||
|
|
return 0;
|
||
|
|
}
|