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recv.2: SYNOPSIS: Use 'restrict' in prototypes 

POSIX specifies that the parameters of recvfrom()
shall be 'restrict'.  Glibc uses 'restrict' too.
Let's use it here too.

......

.../glibc$ grep_glibc_prototype recvfrom
socket/sys/socket.h:163:
extern ssize_t recvfrom (int __fd, void *__restrict __buf, size_t __n,
			 int __flags, __SOCKADDR_ARG __addr,
			 socklen_t *__restrict __addr_len);
.../glibc$

Signed-off-by: Alejandro Colomar <alx.manpages@gmail.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Alejandro Colomar 2021-02-14 00:10:15 +01:00 committed by Michael Kerrisk
parent 8f5b718ea1
commit 04dc013d9b
1 changed files with 4 additions and 2 deletions
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6
man2/recv.2
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@ -47,8 +47,10 @@ recv, recvfrom, recvmsg \- receive a message from a socket
.B #include <sys/socket.h>
.PP
.BI "ssize_t recv(int " sockfd ", void *" buf ", size_t " len ", int " flags );
.BI "ssize_t recvfrom(int " sockfd ", void *" buf ", size_t " len ", int " flags ,
.BI " struct sockaddr *" src_addr ", socklen_t *" addrlen );
.BI "ssize_t recvfrom(int " sockfd ", void *restrict " buf ", size_t " len \
", int " flags ,
.BI " struct sockaddr *restrict " src_addr ,
.BI " socklen_t *restrict " addrlen );
.BI "ssize_t recvmsg(int " sockfd ", struct msghdr *" msg ", int " flags );
.fi
.SH DESCRIPTION