From 0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 03:47:29 +0200
Subject: Adding upstream version 115.8.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 other-licenses/nsis/Contrib/ExDLL/exdll.dpr | 118 ++++++++++++++++++++++++++++
 1 file changed, 118 insertions(+)
 create mode 100644 other-licenses/nsis/Contrib/ExDLL/exdll.dpr

(limited to 'other-licenses/nsis/Contrib/ExDLL/exdll.dpr')

diff --git a/other-licenses/nsis/Contrib/ExDLL/exdll.dpr b/other-licenses/nsis/Contrib/ExDLL/exdll.dpr
new file mode 100644
index 0000000000..ab3f03d3dd
--- /dev/null
+++ b/other-licenses/nsis/Contrib/ExDLL/exdll.dpr
@@ -0,0 +1,118 @@
+{
+  NSIS ExDLL example
+  (C) 2001 - Peter Windridge
+
+  Fixed and formatted by Brett Dever
+  http://editor.nfscheats.com/
+
+  Tested in Delphi 7.0
+}
+
+library exdll;
+
+uses Windows;
+
+type
+  VarConstants = (
+    INST_0,
+    INST_1,       // $1
+    INST_2,       // $2
+    INST_3,       // $3
+    INST_4,       // $4
+    INST_5,       // $5
+    INST_6,       // $6
+    INST_7,       // $7
+    INST_8,       // $8
+    INST_9,       // $9
+    INST_R0,      // $R0
+    INST_R1,      // $R1
+    INST_R2,      // $R2
+    INST_R3,      // $R3
+    INST_R4,      // $R4
+    INST_R5,      // $R5
+    INST_R6,      // $R6
+    INST_R7,      // $R7
+    INST_R8,      // $R8
+    INST_R9,      // $R9
+    INST_CMDLINE, // $CMDLINE
+    INST_INSTDIR, // $INSTDIR
+    INST_OUTDIR,  // $OUTDIR
+    INST_EXEDIR,  // $EXEDIR
+    INST_LANG,    // $LANGUAGE
+    __INST_LAST
+    );
+  TVariableList = INST_0..__INST_LAST;
+  pstack_t = ^stack_t;
+  stack_t = record
+    next: pstack_t;
+    text: PChar;
+  end;
+
+var
+  g_stringsize: integer;
+  g_stacktop: ^pstack_t;
+  g_variables: PChar;
+  g_hwndParent: HWND;
+
+function PopString(): string;
+var
+  th: pstack_t;
+begin
+  if integer(g_stacktop^) <> 0 then begin
+    th := g_stacktop^;
+    Result := PChar(@th.text);
+    g_stacktop^ := th.next;
+    GlobalFree(HGLOBAL(th));
+  end;
+end;
+
+procedure PushString(const str: string='');
+var
+  th: pstack_t;
+begin
+  if integer(g_stacktop) <> 0 then begin
+    th := pstack_t(GlobalAlloc(GPTR, SizeOf(stack_t) + g_stringsize));
+    lstrcpyn(@th.text, PChar(str), g_stringsize);
+    th.next := g_stacktop^;
+    g_stacktop^ := th;
+  end;
+end;
+
+function GetUserVariable(const varnum: TVariableList): string;
+begin
+  if (integer(varnum) >= 0) and (integer(varnum) < integer(__INST_LAST)) then
+    Result := g_variables + integer(varnum) * g_stringsize
+  else
+    Result := '';
+end;
+
+procedure SetUserVariable(const varnum: TVariableList; const value: string);
+begin
+  if (value <> '') and (integer(varnum) >= 0) and (integer(varnum) < integer(__INST_LAST)) then
+    lstrcpy(g_variables + integer(varnum) * g_stringsize, PChar(value))
+end;
+
+procedure NSISDialog(const text, caption: string; const buttons: integer);
+begin
+  MessageBox(g_hwndParent, PChar(text), PChar(caption), buttons);
+end;
+
+procedure ex_dll(const hwndParent: HWND; const string_size: integer; const variables: PChar; const stacktop: pointer); cdecl;
+begin
+  // setup global variables
+  g_stringsize := string_size;
+  g_hwndParent := hwndParent;
+  g_stacktop := stacktop;
+  g_variables := variables;
+  // end global variable setup
+
+  NSISDialog(GetUserVariable(INST_0), 'The value of $0', MB_OK);
+  NSISDialog(PopString, 'pop', MB_OK);
+  PushString('Hello, this is a push');
+  SetUserVariable(INST_0, 'This is user var $0');
+end;
+
+exports ex_dll;
+
+begin
+end.
-- 
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