steve
/
factor
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

vm/os-unix.cpp: set pipe file descriptors to close on exec

release
Slava Pestov 2010-09-15 22:20:24 -07:00
parent c447ca5427
commit 5378f2a0c7
1 changed files with 14 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
vm/os-unix.cpp
View File

@ -324,28 +324,28 @@ void *stdin_loop(void *arg)
return NULL;
}
void open_console()
void safe_pipe(int *in, int *out)
{
int filedes[2];
if(pipe(filedes) < 0)
fatal_error("Error opening control pipe",errno);
fatal_error("Error opening pipe",errno);
control_read = filedes[0];
control_write = filedes[1];
*in = filedes[0];
*out = filedes[1];
if(pipe(filedes) < 0)
fatal_error("Error opening size pipe",errno);
if(fcntl(*in,F_SETFD,FD_CLOEXEC) < 0)
fatal_error("Error with fcntl",errno);
size_read = filedes[0];
size_write = filedes[1];
if(pipe(filedes) < 0)
fatal_error("Error opening stdin pipe",errno);
stdin_read = filedes[0];
stdin_write = filedes[1];
if(fcntl(*out,F_SETFD,FD_CLOEXEC) < 0)
fatal_error("Error with fcntl",errno);
}
void open_console()
{
safe_pipe(&control_read,&control_write);
safe_pipe(&size_read,&size_write);
safe_pipe(&stdin_read,&stdin_write);
start_thread(stdin_loop,NULL);
}