xref: /llvm-project/compiler-rt/test/msan/Linux/tcgetattr.cpp (revision d21b3d346af2f6189638d853182e389555e7ccb9) 
1*d21b3d34SFangrui Song // RUN: %clangxx_msan -O0 %s -o %t && %run %t %p
2*d21b3d34SFangrui Song 
3*d21b3d34SFangrui Song #include <assert.h>
4*d21b3d34SFangrui Song #include <glob.h>
5*d21b3d34SFangrui Song #include <stdio.h>
6*d21b3d34SFangrui Song #include <stdlib.h>
7*d21b3d34SFangrui Song #include <termios.h>
8*d21b3d34SFangrui Song #include <unistd.h>
9*d21b3d34SFangrui Song 
main(int argc,char * argv[])10*d21b3d34SFangrui Song int main(int argc, char *argv[]) {
11*d21b3d34SFangrui Song   int fd = getpt();
12*d21b3d34SFangrui Song   assert(fd >= 0);
13*d21b3d34SFangrui Song 
14*d21b3d34SFangrui Song   struct termios t;
15*d21b3d34SFangrui Song   int res = tcgetattr(fd, &t);
16*d21b3d34SFangrui Song   assert(!res);
17*d21b3d34SFangrui Song 
18*d21b3d34SFangrui Song   if (t.c_iflag == 0)
19*d21b3d34SFangrui Song     exit(0);
20*d21b3d34SFangrui Song   return 0;
21*d21b3d34SFangrui Song }
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