diff options
Diffstat (limited to 'man2/recv.2')
| -rw-r--r-- | man2/recv.2 | 48 |
1 files changed, 25 insertions, 23 deletions
diff --git a/man2/recv.2 b/man2/recv.2 index 81cd1957cb..31899df825 100644 --- a/man2/recv.2 +++ b/man2/recv.2 @@ -480,9 +480,32 @@ and The file descriptor .I sockfd does not refer to a socket. +.SH VERSIONS +According to POSIX.1, +.\" POSIX.1-2001, POSIX.1-2008 +the +.I msg_controllen +field of the +.I msghdr +structure should be typed as +.IR socklen_t , +and the +.I msg_iovlen +field should be typed as +.IR int , +but glibc currently types both as +.IR size_t . +.\" glibc bug for msg_controllen raised 12 Mar 2006 +.\" http://sourceware.org/bugzilla/show_bug.cgi?id=2448 +.\" The problem is an underlying kernel issue: the size of the +.\" __kernel_size_t type used to type these fields varies +.\" across architectures, but socklen_t is always 32 bits, +.\" as (at least with GCC) is int. .SH STANDARDS -POSIX.1-2001, POSIX.1-2008, -4.4BSD (these interfaces first appeared in 4.2BSD). +POSIX.1-2008. +.SH HISTORY +POSIX.1-2001, +4.4BSD (first appeared in 4.2BSD). .PP POSIX.1 describes only the .BR MSG_OOB , @@ -510,27 +533,6 @@ type was invented by POSIX. See also .BR accept (2). .PP -According to POSIX.1, -.\" POSIX.1-2001, POSIX.1-2008 -the -.I msg_controllen -field of the -.I msghdr -structure should be typed as -.IR socklen_t , -and the -.I msg_iovlen -field should be typed as -.IR int , -but glibc currently types both as -.IR size_t . -.\" glibc bug for msg_controllen raised 12 Mar 2006 -.\" http://sourceware.org/bugzilla/show_bug.cgi?id=2448 -.\" The problem is an underlying kernel issue: the size of the -.\" __kernel_size_t type used to type these fields varies -.\" across architectures, but socklen_t is always 32 bits, -.\" as (at least with GCC) is int. -.PP See .BR recvmmsg (2) for information about a Linux-specific system call |