wxWidgets/docs/doxygen/overviews/envvars.h
2021-01-12 14:53:24 +01:00

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/////////////////////////////////////////////////////////////////////////////
// Name: envvars.h
// Purpose: topic overview
// Author: wxWidgets team
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
/**
@page overview_envvars Environment Variables
This section describes all environment variables that affect execution of
wxWidgets programs.
@beginDefList
@itemdef{WXTRACE,
(Debug build only.)
This variable can be set to a comma-separated list of trace masks used in
wxLogTrace calls; wxLog::AddTraceMask is called for every mask
in the list during wxWidgets initialization.}
@itemdef{WXPREFIX,
(Unix only.)
Overrides installation prefix. Normally, the prefix
is hard-coded and is the same as the value passed to @c configure via
the @c \--prefix switch when compiling the library (typically
@c /usr/local or @c /usr). You can set WXPREFIX if you are for example
distributing a binary version of an application and you don't know in advance
where it will be installed.}
@itemdef{WXWEBREQUEST_BACKEND,
This variable can be set to override the choice of the default backend
used by wxWebRequest, see wxWebSession::New(). Most common use is to
set it to @c "CURL" to force using libcurl-based implementation under
MSW or macOS platforms where the native implementation would be chosen
by default.}
*/