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authorFred Drake <fdrake@acm.org>1999-04-21 17:29:14 (GMT)
committerFred Drake <fdrake@acm.org>1999-04-21 17:29:14 (GMT)
commit318c0b131f3a2bda97d6e30d4c13bb5155ec4624 (patch)
tree2aa1d30a0ad18bd304015248312a1ce239d5ebcc /Doc/lib/libsocket.tex
parentc3845a14d36d57c1c29e401283b99fdfaf197768 (diff)
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Logical markup nits.
Make references to other modules hyperlinks.
Diffstat (limited to 'Doc/lib/libsocket.tex')
-rw-r--r--Doc/lib/libsocket.tex47
1 files changed, 25 insertions, 22 deletions
diff --git a/Doc/lib/libsocket.tex b/Doc/lib/libsocket.tex
index c6476b9..57b8262 100644
--- a/Doc/lib/libsocket.tex
+++ b/Doc/lib/libsocket.tex
@@ -1,7 +1,7 @@
\section{\module{socket} ---
- Low-level networking interface.}
-\declaremodule{builtin}{socket}
+ Low-level networking interface}
+\declaremodule{builtin}{socket}
\modulesynopsis{Low-level networking interface.}
@@ -20,11 +20,12 @@ socket semantics.
The Python interface is a straightforward transliteration of the
\UNIX{} system call and library interface for sockets to Python's
object-oriented style: the \function{socket()} function returns a
-\dfn{socket object} whose methods implement the various socket system
-calls. Parameter types are somewhat higher-level than in the C
-interface: as with \method{read()} and \method{write()} operations on
-Python files, buffer allocation on receive operations is automatic,
-and buffer length is implicit on send operations.
+\dfn{socket object}\obindex{socket} whose methods implement the
+various socket system calls. Parameter types are somewhat
+higher-level than in the C interface: as with \method{read()} and
+\method{write()} operations on Python files, buffer allocation on
+receive operations is automatic, and buffer length is implicit on send
+operations.
Socket addresses are represented as a single string for the
\constant{AF_UNIX} address family and as a pair
@@ -39,14 +40,15 @@ specified when the socket object was created.
For IP addresses, two special forms are accepted instead of a host
address: the empty string represents \constant{INADDR_ANY}, and the string
-\code{"<broadcast>"} represents \constant{INADDR_BROADCAST}.
+\code{'<broadcast>'} represents \constant{INADDR_BROADCAST}.
All errors raise exceptions. The normal exceptions for invalid
argument types and out-of-memory conditions can be raised; errors
-related to socket or address semantics raise the error \code{socket.error}.
+related to socket or address semantics raise the error
+\exception{socket.error}.
-Non-blocking mode is supported through the \code{setblocking()}
-method.
+Non-blocking mode is supported through the
+\method{setblocking()} method.
The module \module{socket} exports the following constants and functions:
@@ -56,8 +58,8 @@ This exception is raised for socket- or address-related errors.
The accompanying value is either a string telling what went wrong or a
pair \code{(\var{errno}, \var{string})}
representing an error returned by a system
-call, similar to the value accompanying \code{os.error}.
-See the module \module{errno}\refbimodindex{errno}, which contains
+call, similar to the value accompanying \exception{os.error}.
+See the module \refmodule{errno}\refbimodindex{errno}, which contains
names for the error codes defined by the underlying operating system.
\end{excdesc}
@@ -100,7 +102,7 @@ for a few symbols, default values are provided.
Translate a host name to IP address format. The IP address is
returned as a string, e.g., \code{'100.50.200.5'}. If the host name
is an IP address itself it is returned unchanged. See
-\code{gethostbyname_ex} for a more complete interface.
+\function{gethostbyname_ex()} for a more complete interface.
\end{funcdesc}
\begin{funcdesc}{gethostbyname_ex}{hostname}
@@ -134,7 +136,7 @@ items of \var{aliaslist} for an entry containing at least one period.
\end{funcdesc}
\begin{funcdesc}{getprotobyname}{protocolname}
-Translate an Internet protocol name (e.g. \code{'icmp'}) to a constant
+Translate an Internet protocol name (e.g.\ \code{'icmp'}) to a constant
suitable for passing as the (optional) third argument to the
\function{socket()} function. This is usually only needed for sockets
opened in ``raw'' mode (\constant{SOCK_RAW}); for the normal socket
@@ -159,7 +161,7 @@ The protocol number is usually zero and may be omitted in that case.
\begin{funcdesc}{fromfd}{fd, family, type\optional{, proto}}
Build a socket object from an existing file descriptor (an integer as
returned by a file object's \method{fileno()} method). Address family,
-socket type and protocol number are as for the \code{socket} function
+socket type and protocol number are as for the \function{socket()} function
above. The file descriptor should refer to a socket, but this is not
checked --- subsequent operations on the object may fail if the file
descriptor is invalid. This function is rarely needed, but can be
@@ -264,7 +266,7 @@ is returned by the function. If \var{buflen} is present, it specifies
the maximum length of the buffer used to receive the option in, and
this buffer is returned as a string. It is up to the caller to decode
the contents of the buffer (see the optional built-in module
-\module{struct} for a way to decode C structures encoded as strings).
+\refmodule{struct} for a way to decode C structures encoded as strings).
\end{methoddesc}
\begin{methoddesc}[socket]{listen}{backlog}
@@ -318,9 +320,10 @@ meaning as for \method{recv()} above. Return the number of bytes sent.
Set blocking or non-blocking mode of the socket: if \var{flag} is 0,
the socket is set to non-blocking, else to blocking mode. Initially
all sockets are in blocking mode. In non-blocking mode, if a
-\method{recv()} call doesn't find any data, or if a \code{send} call can't
-immediately dispose of the data, a \exception{error} exception is
-raised; in blocking mode, the calls block until they can proceed.
+\method{recv()} call doesn't find any data, or if a
+\method{send()} call can't immediately dispose of the data, a
+\exception{error} exception is raised; in blocking mode, the calls
+block until they can proceed.
\end{methoddesc}
\begin{methoddesc}[socket]{setsockopt}{level, optname, value}
@@ -330,8 +333,8 @@ the \module{socket} module (\code{SO_*} etc.). The value can be an
integer or a string representing a buffer. In the latter case it is
up to the caller to ensure that the string contains the proper bits
(see the optional built-in module
-\module{struct}\refbimodindex{struct} for a way to encode C structures
-as strings).
+\refmodule{struct}\refbimodindex{struct} for a way to encode C
+structures as strings).
\end{methoddesc}
\begin{methoddesc}[socket]{shutdown}{how}