diff options
Diffstat (limited to 'bin')
| -rw-r--r-- | bin/sh/redir.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/bin/sh/redir.c b/bin/sh/redir.c index f3ad3af..4f0a40c 100644 --- a/bin/sh/redir.c +++ b/bin/sh/redir.c @@ -217,8 +217,11 @@ movefd: if (redir->ndup.dupfd >= 0) { /* if not ">&-" */ if (memory[redir->ndup.dupfd]) memory[fd] = 1; - else - dup2(redir->ndup.dupfd, fd); + else { + if (dup2(redir->ndup.dupfd, fd) < 0) + error("%d: %s", redir->ndup.dupfd, + strerror(errno)); + } } else { close(fd); } |
