[Ltp-cvs] ltp/testcases/kernel/containers/libclone libclone.c, 1.6, 1.7

[Garrett C. <yab...@us...>]

Update of /cvsroot/ltp/ltp/testcases/kernel/containers/libclone
In directory ddv4jf1.ch3.sourceforge.com:/tmp/cvs-serv5136

Modified Files:
	libclone.c 
Log Message:
Report errors appropriate to whether or not the read / write operations with the pipe succeeded.

Signed-off-by: Garrett Cooper <yan...@gm...>



Index: libclone.c
===================================================================
RCS file: /cvsroot/ltp/ltp/testcases/kernel/containers/libclone/libclone.c,v
retrieving revision 1.6
retrieving revision 1.7
diff -C2 -d -r1.6 -r1.7
*** libclone.c	3 Nov 2009 20:07:35 -0000	1.6
--- libclone.c	4 Nov 2009 06:44:01 -0000	1.7
***************
*** 59,68 ****
  		ret = syscall(SYS_unshare, clone_flags);
  		if (ret == -1) {
! 			write(retpipe[1], "0", 2);
  			close(retpipe[1]);
- 			perror("unshare");
  			exit(1);
! 		} else
! 			write(retpipe[1], "1", 2);
  		close(retpipe[1]);
  		ret = fn1(arg1);
--- 59,72 ----
  		ret = syscall(SYS_unshare, clone_flags);
  		if (ret == -1) {
! 			if (write(retpipe[1], "0", 2) < 0) {
! 				perror("unshare:write(retpipe[1], ..)");
! 			}
  			close(retpipe[1]);
  			exit(1);
! 		} else {
! 			if (write(retpipe[1], "1", 2) < 0) {
! 				perror("unshare:write(retpipe[1], ..)");
! 			}
! 		}
  		close(retpipe[1]);
  		ret = fn1(arg1);
***************
*** 70,74 ****
  	} else {
  		close(retpipe[1]);
! 		read(retpipe[0], &buf, 2);
  		close(retpipe[0]);
  		if (*buf == '0')
--- 74,80 ----
  	} else {
  		close(retpipe[1]);
! 		if (read(retpipe[0], &buf, 2) < 0) {
! 			perror("unshare:read(retpipe[0], ..)");
! 		}
  		close(retpipe[0]);
  		if (*buf == '0')