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| author | Guido van Rossum <guido@python.org> | 1997-06-02 17:28:51 (GMT) |
|---|---|---|
| committer | Guido van Rossum <guido@python.org> | 1997-06-02 17:28:51 (GMT) |
| commit | f967bf63f8b873fefc3c20a82546c44c608807b2 (patch) | |
| tree | 3d0848e2de399c693f0b14b0f853684fe75242d8 /Doc | |
| parent | 809408eb9055f4edc4f479750f0e7c671997012b (diff) | |
| download | cpython-f967bf63f8b873fefc3c20a82546c44c608807b2.zip cpython-f967bf63f8b873fefc3c20a82546c44c608807b2.tar.gz cpython-f967bf63f8b873fefc3c20a82546c44c608807b2.tar.bz2 | |
Added putenv, ftruncate (AMK).
Diffstat (limited to 'Doc')
| -rw-r--r-- | Doc/lib/libposix.tex | 19 | ||||
| -rw-r--r-- | Doc/libposix.tex | 19 |
2 files changed, 38 insertions, 0 deletions
diff --git a/Doc/lib/libposix.tex b/Doc/lib/libposix.tex index 1032b54..6b7a312 100644 --- a/Doc/lib/libposix.tex +++ b/Doc/lib/libposix.tex @@ -131,6 +131,11 @@ in the parent. Return status for file descriptor \var{fd}, like \code{stat()}. \end{funcdesc} +\begin{funcdesc}{ftruncate}{fd\, length} +Truncate the file corresponding to file descriptor \var{fd}, +so that it is at most \var{length} bytes in size. +\end{funcdesc} + \begin{funcdesc}{getcwd}{} Return a string representing the current working directory. \end{funcdesc} @@ -261,6 +266,19 @@ object. (Not on MS-DOS.) \end{funcdesc} +\begin{funcdesc}{putenv}{varname\, value} +Set the environment variable named \var{varname} to the string \var{value}. +Such changes to the environment affect +subprocesses started with \code{os.system()}, \code{os.popen()} or +\code{os.fork()} and \code{os.execv()}. (Not on all systems.) + +When \code{putenv()} is +supported, assignments to items in \code{os.environ} are automatically +translated into corresponding calls to \code{os.putenv()}; however, +calls to \code{os.putenv()} don't update \code{os.environ}, so it is +actually preferable to assign to items of \code{os.environ}. +\end{funcdesc} + \begin{funcdesc}{read}{fd\, n} Read at most \var{n} bytes from file descriptor \var{fd}. Return a string containing the bytes read. @@ -281,6 +299,7 @@ points. (On systems without symbolic links, this always raises \begin{funcdesc}{remove}{path} Remove the file \var{path}. See \code{rmdir} below to remove a directory. +This is identical to the \code{unlink} function documented below. \end{funcdesc} \begin{funcdesc}{rename}{src\, dst} diff --git a/Doc/libposix.tex b/Doc/libposix.tex index 1032b54..6b7a312 100644 --- a/Doc/libposix.tex +++ b/Doc/libposix.tex @@ -131,6 +131,11 @@ in the parent. Return status for file descriptor \var{fd}, like \code{stat()}. \end{funcdesc} +\begin{funcdesc}{ftruncate}{fd\, length} +Truncate the file corresponding to file descriptor \var{fd}, +so that it is at most \var{length} bytes in size. +\end{funcdesc} + \begin{funcdesc}{getcwd}{} Return a string representing the current working directory. \end{funcdesc} @@ -261,6 +266,19 @@ object. (Not on MS-DOS.) \end{funcdesc} +\begin{funcdesc}{putenv}{varname\, value} +Set the environment variable named \var{varname} to the string \var{value}. +Such changes to the environment affect +subprocesses started with \code{os.system()}, \code{os.popen()} or +\code{os.fork()} and \code{os.execv()}. (Not on all systems.) + +When \code{putenv()} is +supported, assignments to items in \code{os.environ} are automatically +translated into corresponding calls to \code{os.putenv()}; however, +calls to \code{os.putenv()} don't update \code{os.environ}, so it is +actually preferable to assign to items of \code{os.environ}. +\end{funcdesc} + \begin{funcdesc}{read}{fd\, n} Read at most \var{n} bytes from file descriptor \var{fd}. Return a string containing the bytes read. @@ -281,6 +299,7 @@ points. (On systems without symbolic links, this always raises \begin{funcdesc}{remove}{path} Remove the file \var{path}. See \code{rmdir} below to remove a directory. +This is identical to the \code{unlink} function documented below. \end{funcdesc} \begin{funcdesc}{rename}{src\, dst} |