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nsis20.exe
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Main.c
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C/C++ Source or Header
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2004-02-06
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8KB
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278 lines
/*
Nullsoft "SuperPimp" Installation System - main.c - executable header main code
Copyright (C) 1999-2004 Nullsoft, Inc.
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
This source distribution includes portions of zlib. see zlib/zlib.h for
its license and so forth. Note that this license is also borrowed from zlib.
*/
#include "../Platform.h"
#include <shlobj.h>
#include "resource.h"
#include "util.h"
#include "fileform.h"
#include "state.h"
#include "ui.h"
#include "lang.h"
#include "state.h"
#if !defined(NSIS_CONFIG_VISIBLE_SUPPORT) && !defined(NSIS_CONFIG_SILENT_SUPPORT)
#error One of NSIS_CONFIG_SILENT_SUPPORT or NSIS_CONFIG_VISIBLE_SUPPORT must be defined.
#endif
#ifdef NSIS_COMPRESS_WHOLE
extern HANDLE dbd_hFile;
#endif
char g_caption[NSIS_MAX_STRLEN*2];
int g_filehdrsize;
#ifdef NSIS_CONFIG_VISIBLE_SUPPORT
HWND g_hwnd;
HANDLE g_hInstance;
#endif
void NSISCALL CleanUp();
char *ValidateTempDir()
{
validate_filename(state_temp_dir);
if (!validpathspec(state_temp_dir))
return NULL;
addtrailingslash(state_temp_dir);
CreateDirectory(state_temp_dir, NULL);
// g_caption is used as a temp var here
return my_GetTempFileName(g_caption, state_temp_dir);
}
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInst,LPSTR lpszCmdParam, int nCmdShow)
{
int ret;
const char *m_Err = _LANG_ERRORWRITINGTEMP;
int cl_flags = 0;
char *realcmds;
char seekchar=' ';
char *cmdline;
InitCommonControls();
#if defined(NSIS_SUPPORT_ACTIVEXREG) || defined(NSIS_SUPPORT_CREATESHORTCUT)
{
extern HRESULT g_hres;
g_hres=OleInitialize(NULL);
}
#endif
GetTempPath(NSIS_MAX_STRLEN, state_temp_dir);
if (!ValidateTempDir())
{
GetWindowsDirectory(state_temp_dir, NSIS_MAX_STRLEN - 5); // leave space for \Temp
lstrcat(state_temp_dir, "\\Temp");
if (!ValidateTempDir())
{
goto end;
}
}
DeleteFile(g_caption);
mystrcpy(g_caption,_LANG_GENERIC_ERROR);
lstrcpyn(state_command_line, GetCommandLine(), NSIS_MAX_STRLEN);
#ifdef NSIS_CONFIG_VISIBLE_SUPPORT
g_hInstance = GetModuleHandle(NULL);
#endif//NSIS_CONFIG_VISIBLE_SUPPORT
cmdline = state_command_line;
if (*cmdline == '\"') seekchar = *cmdline++;
cmdline=findchar(cmdline, seekchar);
cmdline=CharNext(cmdline);
realcmds=cmdline;
while (*cmdline)
{
// skip over any spaces
while (*cmdline == ' ') cmdline++;
// get char we should look for to get the next parm
seekchar = ' ';
if (cmdline[0] == '\"')
{
cmdline++;
seekchar = '\"';
}
// is it a switch?
if (cmdline[0] == '/')
{
cmdline++;
// this only works with spaces because they have just one bit on
#define END_OF_ARG(c) (((c)|' ')==' ')
#if defined(NSIS_CONFIG_VISIBLE_SUPPORT) && defined(NSIS_CONFIG_SILENT_SUPPORT)
if (cmdline[0] == 'S' && END_OF_ARG(cmdline[1]))
cl_flags |= FH_FLAGS_SILENT;
#endif//NSIS_CONFIG_SILENT_SUPPORT && NSIS_CONFIG_VISIBLE_SUPPORT
#ifdef NSIS_CONFIG_CRC_SUPPORT
if (*(DWORD*)cmdline == CHAR4_TO_DWORD('N','C','R','C') && END_OF_ARG(cmdline[4]))
cl_flags |= FH_FLAGS_NO_CRC;
#endif//NSIS_CONFIG_CRC_SUPPORT
if (*(WORD*)cmdline == CHAR2_TO_WORD('D','='))
{
cmdline[-1]=0; // keep this from being passed to uninstaller if necessary
mystrcpy(state_install_directory,cmdline+2);
break; // /D= must always be last
}
}
// skip over our parm
cmdline = findchar(cmdline, seekchar);
// skip the quote
if (*cmdline == '\"')
cmdline++;
}
m_Err = loadHeaders(cl_flags);
if (m_Err) goto end;
#ifdef NSIS_CONFIG_UNINSTALL_SUPPORT
if (g_is_uninstaller)
{
char *p = findchar(realcmds, 0);
while (p >= realcmds && (p[0] != '_' || p[1] != '?' || p[2] != '=')) p--;
m_Err = _LANG_UNINSTINITERROR;
if (p >= realcmds)
{
*p=0; // terminate before the "_?="
p+=3; // skip over _?=
if (is_valid_instpath(p))
{
mystrcpy(state_install_directory, p);
mystrcpy(state_output_directory, p);
m_Err = 0;
}
else
{
goto end;
}
}
else
{
int x;
for (x = 0; x < 26; x ++)
{
// File name need slash before because temp dir was changed by validate_filename
static char s[]="A~NSISu_.exe";
static char buf2[NSIS_MAX_STRLEN*2];
static char ibuf[NSIS_MAX_STRLEN];
buf2[0]='\"';
mystrcpy(buf2+1,state_temp_dir);
lstrcat(buf2,s);
DeleteFile(buf2+1); // clean up after all the other ones if they are there
if (m_Err) // not done yet
{
// get current name
int l=GetModuleFileName(g_hInstance,ibuf,sizeof(ibuf));
// check if it is ?~NSISu_.exe - if so, fuck it
if (!lstrcmpi(ibuf+l-(sizeof(s)-2),s+1)) break;
// copy file
if (CopyFile(ibuf,buf2+1,FALSE))
{
HANDLE hProc;
#ifdef NSIS_SUPPORT_MOVEONREBOOT
MoveFileOnReboot(buf2+1,NULL);
#endif
if (state_install_directory[0]) mystrcpy(ibuf,state_install_directory);
else trimslashtoend(ibuf);
lstrcat(buf2,"\" ");
lstrcat(buf2,realcmds);
lstrcat(buf2," _?=");
lstrcat(buf2,ibuf);
// add a trailing backslash to make sure is_valid_instpath will not fail when it shouldn't
addtrailingslash(buf2);
hProc=myCreateProcess(buf2,state_temp_dir);
if (hProc)
{
CloseHandle(hProc);
// success
m_Err = 0;
}
}
}
s[0]++;
}
goto end;
}
}
#endif//NSIS_CONFIG_UNINSTALL_SUPPORT
ret = ui_doinstall();
#ifdef NSIS_CONFIG_LOG
#ifndef NSIS_CONFIG_LOG_ODS
log_write(1);
#endif//!NSIS_CONFIG_LOG_ODS
#endif//NSIS_CONFIG_LOG
end:
CleanUp();
if (m_Err)
my_MessageBox(m_Err, MB_OK | MB_ICONSTOP | (IDOK << 20));
#if defined(NSIS_SUPPORT_ACTIVEXREG) || defined(NSIS_SUPPORT_CREATESHORTCUT)
OleUninitialize();
#endif
ExitProcess(ret);
}
void NSISCALL CleanUp()
{
if (g_db_hFile != INVALID_HANDLE_VALUE)
{
CloseHandle(g_db_hFile);
g_db_hFile = INVALID_HANDLE_VALUE;
}
#ifdef NSIS_COMPRESS_WHOLE
if (dbd_hFile != INVALID_HANDLE_VALUE)
{
CloseHandle(dbd_hFile);
dbd_hFile = INVALID_HANDLE_VALUE;
}
#endif
#ifdef NSIS_CONFIG_PLUGIN_SUPPORT
// Clean up after plug-ins
doRMDir(state_plugins_dir, 1);
#endif // NSIS_CONFIG_PLUGIN_SUPPORT
}