diff options
Diffstat (limited to 'vcl-ldpreload/src/libvcl-ldpreload/vcom.c')
| -rw-r--r-- | vcl-ldpreload/src/libvcl-ldpreload/vcom.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/vcl-ldpreload/src/libvcl-ldpreload/vcom.c b/vcl-ldpreload/src/libvcl-ldpreload/vcom.c index 4da2d99..7a13249 100644 --- a/vcl-ldpreload/src/libvcl-ldpreload/vcom.c +++ b/vcl-ldpreload/src/libvcl-ldpreload/vcom.c @@ -2631,8 +2631,14 @@ int epoll_create (int __size) { int rv = 0; + pid_t pid = getpid (); rv = vcom_epoll_create(__size); + if (VCOM_DEBUG > 0) + fprintf (stderr, + "[%d] epoll_create: " + "'%04d'='%04d'\n", + pid, rv, __size); if (rv < 0) { errno = -rv; @@ -2669,8 +2675,14 @@ int epoll_create1 (int __flags) { int rv = 0; + pid_t pid = getpid (); rv = vcom_epoll_create1(__flags); + if (VCOM_DEBUG > 0) + fprintf (stderr, + "[%d] epoll_create: " + "'%04d'='%08x'\n", + pid, rv, __flags); if (rv < 0) { errno = -rv; @@ -2711,10 +2723,12 @@ vcom_epoll_ctl (int __epfd, int __op, int __fd, } /* fd is same as epfd */ + /* do not permit adding an epoll file descriptor inside itself */ if (__epfd == __fd) { return -EINVAL; } + /* implementation */ return vcom_socket_epoll_ctl (__epfd, __op, __fd, __event); @@ -2742,7 +2756,8 @@ epoll_ctl (int __epfd, int __op, int __fd, if (VCOM_DEBUG > 0) fprintf (stderr, "[%d] epoll_ctl: " - "'%04d'='%04d', '%04d', '%04d'\n", pid, rv, __epfd, __op, __fd); + "'%04d'='%04d', '%04d', '%04d'\n", + pid, rv, __epfd, __op, __fd); if (rv != 0) { errno = -rv; |