X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f3886d3710769ae1edfd80df6e5601ab52bb861a..924b84ab9461c95cf5c5386d1091ae0f7a8e7ce7:/docs/latex/wx/function.tex?ds=inline

diff --git a/docs/latex/wx/function.tex b/docs/latex/wx/function.tex
index d0ccdcc7eb..ac1fc9f3be 100644
--- a/docs/latex/wx/function.tex
+++ b/docs/latex/wx/function.tex
@@ -189,6 +189,8 @@ the corresponding topic.
 \helpref{wxNewId}{wxnewid}\\
 \helpref{wxNow}{wxnow}\\
 \helpref{wxOnAssert}{wxonassert}\\
+\helpref{wxON\_BLOCK\_EXIT}{wxonblockexit}\\
+\helpref{wxON\_BLOCK\_EXIT\_OBJ}{wxonblockexitobj}\\
 \helpref{wxOpenClipboard}{wxopenclipboard}\\
 \helpref{wxParseCommonDialogsFilter}{wxparsecommondialogsfilter}\\
 \helpref{wxDirExists}{functionwxdirexists}\\
@@ -937,6 +939,8 @@ Returns true if the file exists and is a plain file.
 
 Returns time of last modification of given file.
 
+The return value is $0$ if an error occured (e.g. file not found).
+
 
 \membersection{::wxFileNameFromPath}\label{wxfilenamefrompath}
 
@@ -2749,6 +2753,48 @@ Generates an integer identifier unique to this run of the program.
 <wx/utils.h>
 
 
+\membersection{wxON\_BLOCK\_EXIT}\label{wxonblockexit}
+
+\func{}{wxON\_BLOCK\_EXIT0}{\param{}{func}}
+\func{}{wxON\_BLOCK\_EXIT1}{\param{}{func}, \param{}{p1}}
+\func{}{wxON\_BLOCK\_EXIT2}{\param{}{func}, \param{}{p1}, \param{}{p2}}
+
+This family of macros allows to ensure that the global function \arg{func}
+with 0, 1, 2 or more parameters (up to some implementaton-defined limit) is
+executed on scope exit, whether due to a normal function return or because an
+exception has been thrown. A typical example of its usage:
+\begin{verbatim}
+    void *buf = malloc(size);
+    wxON_BLOCK_EXIT1(free, buf);
+\end{verbatim}
+
+Please see the original article by Andrei Alexandrescu and Petru Marginean
+published in December 2000 issue of \emph{C/C++ Users Journal} for more
+details.
+
+\wxheading{Include files}
+
+<wx/scopeguard.h>
+
+\wxheading{See also}
+
+\helpref{wxON\_BLOCK\_EXIT\_OBJ}{wxonblockexitobj}
+
+
+\membersection{wxON\_BLOCK\_EXIT\_OBJ}\label{wxonblockexitobj}
+
+\func{}{wxON\_BLOCK\_EXIT\_OBJ0}{\param{}{obj}, \param{}{method}}
+\func{}{wxON\_BLOCK\_EXIT\_OBJ1}{\param{}{obj}, \param{}{method}, \param{}{p1}}
+\func{}{wxON\_BLOCK\_EXIT\_OBJ2}{\param{}{obj}, \param{}{method}, \param{}{p1}, \param{}{p2}}
+
+This family of macros is similar to \helpref{wxON\_BLOCK\_EXIT}{wxonblockexit} 
+but calls a method of the given object instead of a free function.
+
+\wxheading{Include files}
+
+<wx/scopeguard.h>
+
+
 \membersection{::wxRegisterId}\label{wxregisterid}
 
 \func{void}{wxRegisterId}{\param{long}{ id}}