mirror of https://github.com/mkerrisk/man-pages
getsockname.2: Use restrict in prototypes
POSIX specifies that the 2nd and 3rd parameters to getsockname() shall be 'restrict'. Glibc uses 'restrict' too. Let's use it here too. ...... .../glibc$ grep_syscall_wrapper getsockname socket/sys/socket.h:116: extern int getsockname (int __fd, __SOCKADDR_ARG __addr, socklen_t *__restrict __len) __THROW; .../glibc$ grep -rn '# *define __SOCKADDR_ARG' socket/sys/socket.h:58: # define __SOCKADDR_ARG struct sockaddr *__restrict .../glibc$ function grep_syscall_wrapper() { if ! [ -v 1 ]; then >&2 echo "Usage: ${FUNCNAME[0]} <syscall>"; return ${EX_USAGE}; fi find * -type f \ |grep '\.h$' \ |sort -V \ |xargs pcregrep -Mn \ "(?s)^[^\s#][\w\s]+\s+\**${1}\s*\([\w\s()[\]*,]*?(...)?\)[\w\s()]*;" \ |sed -E 's/^[^:]+:[0-9]+:/&\n/'; } Signed-off-by: Alejandro Colomar <alx.manpages@gmail.com> Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
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@ -44,8 +44,8 @@ getsockname \- get socket name
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.nf
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.B #include <sys/socket.h>
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.PP
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.BI "int getsockname(int " sockfd ", struct sockaddr *" addr \
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", socklen_t *" addrlen );
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.BI "int getsockname(int " sockfd ", struct sockaddr *restrict " addr ,
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.BI " socklen_t *restrict " addrlen );
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.fi
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.SH DESCRIPTION
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.BR getsockname ()
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