view netinstall/autoload.c @ 5016:2ade80e8c640

enable more warnings and fix them -------------------- ChangeLog entries follow: -------------------- ChangeLog addition: 2010-02-08 Ben Wing <ben@xemacs.org> * configure: * configure.ac (TAB): Various warnings that used to be present had mistakenly gotten turned off. Turn them back on. lwlib/ChangeLog addition: 2010-02-08 Ben Wing <ben@xemacs.org> * xt-wrappers.h: * xt-wrappers.h (Xt_SET_VALUE): * xt-wrappers.h (Xt_GET_VALUE): Rename var to avoid shadowing problems. src/ChangeLog addition: 2010-02-08 Ben Wing <ben@xemacs.org> * alloc.c: Add prototypes for debugging functions. * alloc.c (compact_string_chars): Make static. * console-x.c (x_initially_selected_for_input): * console-x.h: * console-x.h (X_ERROR_OCCURRED): Delete x_has_keysym() prototype from console-x.c, move to console-x.h. * eval.c (multiple_value_call): Real bug: Fix shadowing local vars. * event-unixoid.c (read_event_from_tty_or_stream_desc): * event-unixoid.c (signal_fake_event): * lread.c (check_if_suppressed): * strftime.c (strftime): Fix stupid global shadowing warnings. * event-unixoid.c (signal_fake_event): * event-unixoid.c (drain_signal_event_pipe): Use Rawbyte, not char. * frame.h: Remove old prototype. * gc.c: * gc.c (show_gc_cursor_and_message): * gc.c (remove_gc_cursor_and_message): * gc.c (gc_prepare): * gc.c (gc_finish_mark): * gc.c (gc_finalize): * gc.c (gc_sweep): * gc.c (gc_finish): * gc.c (gc_suspend_mark_phase): * gc.c (gc_resume_mark_phase): * gc.c (gc_mark): * gc.c (gc_resume_mark): Make fns static. * glyphs-eimage.c (gif_decode_error_string): Fix non-prototype. * lisp.h: Hack around global shadowing warnings involving `index'. * intl-win32.c (wcsncpy): * number-gmp.c (bigfloat_to_string): * objects-msw.c (mswindows_font_spec_matches_charset_stage_2): * specifier.c (call_charset_predicate): * specifier.c (DEFINE_SPECIFIER_TAG_FROB): Declarations cannot follow statements in standard C. * search.c (search_buffer): Fix local shadowing warnings.
author Ben Wing <ben@xemacs.org>
date Mon, 08 Feb 2010 21:28:57 -0600
parents 3078fd1074e8
children
line wrap: on
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/*
 * Copyright (c) 2000, Red Hat, Inc.
 *
 *     This program is free software; you can redistribute it and/or modify
 *     it under the terms of the GNU General Public License as published by
 *     the Free Software Foundation; either version 2 of the License, or
 *     (at your option) any later version.
 *
 *     A copy of the GNU General Public License can be found at
 *     http://www.gnu.org/
 *
 * Written by DJ Delorie <dj@cygnus.com>
 *
 */

#include "win32.h"

typedef struct {
  char *name;
  HINSTANCE handle;
} DllInfo;

#define DLL(n) static DllInfo n ## _info __asm__ (#n "_info") = { #n, 0}

#define Auto(dll, func, size) \
	__asm__ ("\t.data"); \
	__asm__ ("\t.global\t_" #func "@" #size); \
	__asm__ ("_" #func "@" #size ":"); \
	__asm__ ("\tcall\tautoload_common"); \
	__asm__ ("\t.long\t" #dll "_info"); \
	__asm__ ("\t.ascii\t\"" #func "\\0\"")

DLL (wininet);

Auto (wininet, InternetAttemptConnect, 4);
Auto (wininet, InternetCloseHandle, 4);
Auto (wininet, InternetGetLastResponseInfoA, 12);
Auto (wininet, InternetOpenA, 20);
Auto (wininet, InternetOpenUrlA, 24);
Auto (wininet, InternetReadFile, 16);
Auto (wininet, InternetSetOptionA, 16);
Auto (wininet, InternetQueryOptionA, 16);
Auto (wininet, HttpQueryInfoA, 20);
Auto (wininet, HttpSendRequestA, 20);

typedef struct {
  DllInfo *dll;
  char name[100];
} AutoEntry;

static void autoload_common () __asm__ ("autoload_common");

static void
autoload_common (int x)
{
  int fp, rel;
  unsigned char *proc;
  HINSTANCE h;
  AutoEntry *a;
  
  a = *(AutoEntry **)(&x - 1);
  if (a->dll->handle == 0)
    {
      h = LoadLibrary (a->dll->name);
      a->dll->handle = h;
    }
  fp = (int) GetProcAddress (a->dll->handle, a->name);
  proc = ((unsigned char *)a) - 5;
  rel = fp - (int)(a); /* now it's a relative call */
  *proc++ = 0xe9; /* jump near 32-bit relative */
  *proc++ = rel;
  *proc++ = rel>>8;
  *proc++ = rel>>16;
  *proc++ = rel>>24;

  *(int *)(&x-1) = (int)proc-5;
}