[TASK] Initial commit

This adds the original version of December 2018 downloaded from https://nsis.sourceforge.io/EnVar_plug-in

Contrib/EnVar/nsis/api.h

@@ -0,0 +1,83 @@
+/*
+ * apih
+ * 
+ * This file is a part of NSIS.
+ * 
+ * Copyright (C) 1999-2013 Nullsoft and Contributors
+ * 
+ * Licensed under the zlib/libpng license (the "License");
+ * you may not use this file except in compliance with the License.
+ * 
+ * Licence details can be found in the file COPYING.
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty.
+ */
+
+#ifndef _NSIS_EXEHEAD_API_H_
+#define _NSIS_EXEHEAD_API_H_
+
+// Starting with NSIS 2.42, you can check the version of the plugin API in exec_flags->plugin_api_version
+// The format is 0xXXXXYYYY where X is the major version and Y is the minor version (MAKELONG(y,x))
+// When doing version checks, always remember to use >=, ex: if (pX->exec_flags->plugin_api_version >= NSISPIAPIVER_1_0) {}
+
+#define NSISPIAPIVER_1_0 0x00010000
+#define NSISPIAPIVER_CURR NSISPIAPIVER_1_0
+
+// NSIS Plug-In Callback Messages
+enum NSPIM 
+{
+	NSPIM_UNLOAD,    // This is the last message a plugin gets, do final cleanup
+	NSPIM_GUIUNLOAD, // Called after .onGUIEnd
+};
+
+// Prototype for callbacks registered with extra_parameters->RegisterPluginCallback()
+// Return NULL for unknown messages
+// Should always be __cdecl for future expansion possibilities
+typedef UINT_PTR (*NSISPLUGINCALLBACK)(enum NSPIM);
+
+// extra_parameters data structures containing other interesting stuff
+// but the stack, variables and HWND passed on to plug-ins.
+typedef struct
+{
+  int autoclose;
+  int all_user_var;
+  int exec_error;
+  int abort;
+  int exec_reboot; // NSIS_SUPPORT_REBOOT
+  int reboot_called; // NSIS_SUPPORT_REBOOT
+  int XXX_cur_insttype; // depreacted
+  int plugin_api_version; // see NSISPIAPIVER_CURR
+                          // used to be XXX_insttype_changed
+  int silent; // NSIS_CONFIG_SILENT_SUPPORT
+  int instdir_error;
+  int rtl;
+  int errlvl;
+  int alter_reg_view;
+  int status_update;
+} exec_flags_t;
+
+#ifndef NSISCALL
+#  define NSISCALL __stdcall
+#endif
+
+typedef struct {
+  exec_flags_t *exec_flags;
+  int (NSISCALL *ExecuteCodeSegment)(int, HWND);
+  void (NSISCALL *validate_filename)(TCHAR *);
+  int (NSISCALL *RegisterPluginCallback)(HMODULE, NSISPLUGINCALLBACK); // returns 0 on success, 1 if already registered and < 0 on errors
+} extra_parameters;
+
+// Definitions for page showing plug-ins
+// See Ui.c to understand better how they're used
+
+// sent to the outer window to tell it to go to the next inner window
+#define WM_NOTIFY_OUTER_NEXT (WM_USER+0x8)
+
+// custom pages should send this message to let NSIS know they're ready
+#define WM_NOTIFY_CUSTOM_READY (WM_USER+0xd)
+
+// sent as wParam with WM_NOTIFY_OUTER_NEXT when user cancels - heed its warning
+#define NOTIFY_BYE_BYE 'x'
+
+#endif /* _PLUGIN_H_ */

Contrib/EnVar/nsis/nsis_tchar.h

@@ -0,0 +1,229 @@
+/*
+ * nsis_tchar.h
+ * 
+ * This file is a part of NSIS.
+ * 
+ * Copyright (C) 1999-2013 Nullsoft and Contributors
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty.
+ *
+ * For Unicode support by Jim Park -- 08/30/2007
+ */
+
+// Jim Park: Only those we use are listed here.
+
+#pragma once
+
+#ifdef _UNICODE
+
+#ifndef _T
+#define __T(x)   L ## x
+#define _T(x)    __T(x)
+#define _TEXT(x) __T(x)
+#endif
+
+#ifndef _TCHAR_DEFINED
+#define _TCHAR_DEFINED
+#if !defined(_NATIVE_WCHAR_T_DEFINED) && !defined(_WCHAR_T_DEFINED)
+typedef unsigned short TCHAR;
+#else
+typedef wchar_t TCHAR;
+#endif
+#endif
+
+
+// program
+#define _tenviron   _wenviron
+#define __targv     __wargv
+
+// printfs
+#define _ftprintf   fwprintf
+#define _sntprintf  _snwprintf
+#if (defined(_MSC_VER) && (_MSC_VER<=1310||_MSC_FULL_VER<=140040310)) || defined(__MINGW32__)
+#	define _stprintf   swprintf
+#else
+#	define _stprintf   _swprintf
+#endif
+#define _tprintf    wprintf
+#define _vftprintf  vfwprintf
+#define _vsntprintf _vsnwprintf
+#if defined(_MSC_VER) && (_MSC_VER<=1310)
+#	define _vstprintf  vswprintf
+#else
+#	define _vstprintf  _vswprintf
+#endif
+
+// scanfs
+#define _tscanf     wscanf
+#define _stscanf    swscanf
+
+// string manipulations
+#define _tcscat     wcscat
+#define _tcschr     wcschr
+#define _tcsclen    wcslen
+#define _tcscpy     wcscpy
+#define _tcsdup     _wcsdup
+#define _tcslen     wcslen
+#define _tcsnccpy   wcsncpy
+#define _tcsncpy    wcsncpy
+#define _tcsrchr    wcsrchr
+#define _tcsstr     wcsstr
+#define _tcstok     wcstok
+
+// string comparisons
+#define _tcscmp     wcscmp
+#define _tcsicmp    _wcsicmp
+#define _tcsncicmp  _wcsnicmp
+#define _tcsncmp    wcsncmp
+#define _tcsnicmp   _wcsnicmp
+
+// upper / lower
+#define _tcslwr     _wcslwr
+#define _tcsupr     _wcsupr
+#define _totlower   towlower
+#define _totupper   towupper
+
+// conversions to numbers
+#define _tcstoi64   _wcstoi64
+#define _tcstol     wcstol
+#define _tcstoul    wcstoul
+#define _tstof      _wtof
+#define _tstoi      _wtoi
+#define _tstoi64    _wtoi64
+#define _ttoi       _wtoi
+#define _ttoi64     _wtoi64
+#define _ttol       _wtol
+
+// conversion from numbers to strings
+#define _itot       _itow
+#define _ltot       _ltow
+#define _i64tot     _i64tow
+#define _ui64tot    _ui64tow
+
+// file manipulations
+#define _tfopen     _wfopen
+#define _topen      _wopen
+#define _tremove    _wremove
+#define _tunlink    _wunlink
+
+// reading and writing to i/o
+#define _fgettc     fgetwc
+#define _fgetts     fgetws
+#define _fputts     fputws
+#define _gettchar   getwchar
+
+// directory
+#define _tchdir     _wchdir
+
+// environment
+#define _tgetenv    _wgetenv
+#define _tsystem    _wsystem
+
+// time
+#define _tcsftime   wcsftime
+
+#else // ANSI
+
+#ifndef _T
+#define _T(x)    x
+#define _TEXT(x) x
+#endif
+
+#ifndef _TCHAR_DEFINED
+#define _TCHAR_DEFINED
+typedef char TCHAR;
+#endif
+
+// program
+#define _tenviron   environ
+#define __targv     __argv
+
+// printfs
+#define _ftprintf   fprintf
+#define _sntprintf  _snprintf
+#define _stprintf   sprintf
+#define _tprintf    printf
+#define _vftprintf  vfprintf
+#define _vsntprintf _vsnprintf
+#define _vstprintf  vsprintf
+
+// scanfs
+#define _tscanf     scanf
+#define _stscanf    sscanf
+
+// string manipulations
+#define _tcscat     strcat
+#define _tcschr     strchr
+#define _tcsclen    strlen
+#define _tcscnlen   strnlen
+#define _tcscpy     strcpy
+#define _tcsdup     _strdup
+#define _tcslen     strlen
+#define _tcsnccpy   strncpy
+#define _tcsrchr    strrchr
+#define _tcsstr     strstr
+#define _tcstok     strtok
+
+// string comparisons
+#define _tcscmp     strcmp
+#define _tcsicmp    _stricmp
+#define _tcsncmp    strncmp
+#define _tcsncicmp  _strnicmp
+#define _tcsnicmp   _strnicmp
+
+// upper / lower
+#define _tcslwr     _strlwr
+#define _tcsupr     _strupr
+
+#define _totupper   toupper
+#define _totlower   tolower
+
+// conversions to numbers
+#define _tcstol     strtol
+#define _tcstoul    strtoul
+#define _tstof      atof
+#define _tstoi      atoi
+#define _tstoi64    _atoi64
+#define _tstoi64    _atoi64
+#define _ttoi       atoi
+#define _ttoi64     _atoi64
+#define _ttol       atol
+
+// conversion from numbers to strings
+#define _i64tot     _i64toa
+#define _itot       _itoa
+#define _ltot       _ltoa
+#define _ui64tot    _ui64toa
+
+// file manipulations
+#define _tfopen     fopen
+#define _topen      _open
+#define _tremove    remove
+#define _tunlink    _unlink
+
+// reading and writing to i/o
+#define _fgettc     fgetc
+#define _fgetts     fgets
+#define _fputts     fputs
+#define _gettchar   getchar
+
+// directory
+#define _tchdir     _chdir
+
+// environment
+#define _tgetenv    getenv
+#define _tsystem    system
+
+// time
+#define _tcsftime   strftime
+
+#endif
+
+// is functions (the same in Unicode / ANSI)
+#define _istgraph   isgraph
+#define _istascii   __isascii
+
+#define __TFILE__ _T(__FILE__)
+#define __TDATE__ _T(__DATE__)
+#define __TTIME__ _T(__TIME__)