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/*
winstart.c: Windows-specific code for the Glulxe interpreter.
*/
#include <windows.h>
#include "glk.h"
#include "gi_blorb.h"
#include "WinGlk.h"
#include "resource.h"
int InitGlk(unsigned int iVersion);
/* Entry point for all Glk applications */
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow)
{
/* Attempt to initialise Glk */
if (InitGlk(0x00000700) == 0)
exit(0);
/* Call the Windows specific initialization routine */
if (winglk_startup_code(lpCmdLine) != 0)
{
/* Run the application */
glk_main();
/* There is no return from this routine */
glk_exit();
}
return 0;
}
/* These are defined in glulxe.h */
extern int locate_gamefile(int isblorb);
extern strid_t gamefile;
extern char *init_err;
#define IDS_GLULXE_TITLE 31000
#define IDS_GLULXE_OPEN 31001
#define IDS_GLULXE_FILTER 31002
int winglk_startup_code(const char* cmdline)
{
const char* pszFileName = 0;
char* pszSeparator;
char sExeName[_MAX_PATH];
char sFileName[_MAX_PATH];
char sWindowTitle[256];
char sBuffer[12];
int iBufferCount, iExtLoop;
HINSTANCE hResources;
frefid_t GameRef;
winglk_set_gui(IDI_GLULX);
winglk_app_set_name("Glulxe");
winglk_set_menu_name("&Glulxe");
winglk_show_game_dialog();
hResources = winglk_get_resource_handle();
LoadString(hResources,IDS_GLULXE_TITLE,sWindowTitle,256);
winglk_window_set_title(sWindowTitle);
winglk_set_about_text("Windows Glulxe 0.4.7.139");
/* Set up the help file */
if (GetModuleFileName(0,sExeName,_MAX_PATH) == 0)
return 0;
pszSeparator = strrchr(sExeName,'.');
if (pszSeparator != 0)
{
strcpy(pszSeparator,".chm");
winglk_set_help_file(sExeName);
}
/* First look for a Blorb file with the same name as the executable. */
if (GetModuleFileName(0,sExeName,_MAX_PATH) == 0)
return 0;
pszSeparator = strrchr(sExeName,'.');
if (pszSeparator != 0)
{
static char* Extensions[5] = { ".blb", ".blorb", ".glb", ".gblorb", ".ulx" };
for (iExtLoop = 0; iExtLoop < 5; iExtLoop++)
{
strcpy(pszSeparator,Extensions[iExtLoop]);
if (GetFileAttributes(sExeName) != INVALID_FILE_ATTRIBUTES)
{
pszFileName = sExeName;
break;
}
}
}
if (pszFileName == 0)
{
char sOpenTitle[256];
char sOpenFilter[256];
/* Check the command line for a file, or prompt the user. */
LoadString(hResources,IDS_GLULXE_OPEN,sOpenTitle,256);
LoadString(hResources,IDS_GLULXE_FILTER,sOpenFilter,256);
pszFileName = winglk_get_initial_filename(cmdline,sOpenTitle,sOpenFilter);
}
if (pszFileName == 0)
return 0;
/* Open the file as a stream */
strcpy(sFileName,pszFileName);
GameRef = winglk_fileref_create_by_name(
fileusage_BinaryMode|fileusage_Data,sFileName,0,0);
if (GameRef == 0)
return 0;
gamefile = glk_stream_open_file(GameRef,filemode_Read,0);
glk_fileref_destroy(GameRef);
/* Examine the loaded file to see what type it is. */
glk_stream_set_position(gamefile,0,seekmode_Start);
iBufferCount = glk_get_buffer_stream(gamefile,sBuffer,12);
if (iBufferCount < 12)
return 0;
if (sBuffer[0] == 'G' && sBuffer[1] == 'l' && sBuffer[2] == 'u' && sBuffer[3] == 'l')
{
char* pszPeriod;
if (locate_gamefile(0) == 0)
return 0;
/* Look for a Blorb resource file */
pszPeriod = strrchr(sFileName,'.');
if (pszPeriod)
{
static char* Extensions[2] = { ".blb", ".blorb" };
frefid_t BlorbRef = 0;
for (iExtLoop = 0; iExtLoop < 2; iExtLoop++)
{
strcpy(pszPeriod,Extensions[iExtLoop]);
/* Attempt to open the resource Blorb file */
BlorbRef = winglk_fileref_create_by_name(
fileusage_BinaryMode|fileusage_Data,sFileName,0,0);
if (glk_fileref_does_file_exist(BlorbRef))
{
strid_t BlorbFile = glk_stream_open_file(BlorbRef,filemode_Read,0);
giblorb_set_resource_map(BlorbFile);
break;
}
}
}
}
else if (sBuffer[0] == 'F' && sBuffer[1] == 'O' && sBuffer[2] == 'R' && sBuffer[3] == 'M'
&& sBuffer[8] == 'I' && sBuffer[9] == 'F' && sBuffer[10] == 'R' && sBuffer[11] == 'S')
{
if (locate_gamefile(1) == 0)
{
if (init_err != 0)
MessageBox(0,init_err,"Glulxe",MB_OK|MB_ICONERROR);
return 0;
}
}
else
{
MessageBox(0,"This is not a Glulx game file.","Glulxe",MB_OK|MB_ICONERROR);
return 0;
}
/* Set up the resource directory. */
pszSeparator = strrchr(sFileName,'\\');
if (pszSeparator != 0)
{
*pszSeparator = '\0';
winglk_set_resource_directory(sFileName);
}
/* Load configuration data */
strcpy(sFileName,pszFileName);
winglk_load_config_file(sFileName);
return 1;
}
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