int main( void )
{
union {
struct _proc_emul87 s;
struct _proc_emul87_reply r;
} msg;
int i;
#ifdef QNX16
if( _32bit ) {
#else
if( !_32bit ) {
#endif
Msg( "incorrect process manager for " EMU "\n" );
return( 2 );
}
msg.s.type = _PROC_EMUL87;
msg.s.segment = FP_SEG( __int7 );
msg.s.offset = FP_OFF( __int7 );
msg.s.nbytes = 128; /* size of emulator save area */
Send( PROC_PID, &msg.s, &msg.r, sizeof( msg.s ), sizeof( msg.r ) );
if( msg.r.status != EOK ) {
Msg( "unable to attach " EMU "\n" );
return( 2 );
}
/* close all file descriptors to release console */
for( i = 0; i < 10; ++i ) {
close( i );
}
for( ;; ) {
Receive( 0, &msg, 0 );
}
return( 0 );
}
static int has_fpu( void )
{
union {
struct _proc_osinfo s;
struct _proc_osinfo_reply r;
} msg;
msg.s.type = _PROC_OSINFO;
Send( PROC_PID, &msg.s, &msg.r, sizeof( msg.s ), sizeof( msg.r ) );
if( msg.r.data.sflags & _PSF_32BIT ) {
_32bit = 1;
} else {
_32bit = 0;
}
return( msg.r.data.fpu != 0 );
}
#ifdef __386__
void _CMain( int argc, char **argv, char **arge )
{
int install;
char *cp;
int rc;
cp = ( argc >= 2 ) ? argv[1] : "";
#else
void _CMain(
void __near *free, /* start of free space */
short unsigned n, /* number of bytes */
struct _proc_spawn __near *cmd, /* pointer to spawn msg */
short unsigned stk_bot, /* bottom of stack */
pid_t my_pid ) /* my pid */
{
int install;
char *cp;
int argc;
int rc;
argc = cmd->argc;
cp = cmd->data;
while( *cp != '\0' ) /* skip executable name */
++cp;
++cp;
while( *cp != '\0' ) /* skip argv[0] */
++cp;
++cp;
#endif
if( *cp == '?' ) {
Msg( USAGE );
__qnx_exit( 0 );
}
install = 1;
if( has_fpu() )
install = 0;
if( argc >= 2 ) {
#if 0
while( *cp != '\0' ) /* skip command name */
++cp;
++cp;
#endif
if( cp[0] == '-' && cp[1] == 'f' ) {
if( !install ) {
Msg( EMU " force install\n" );
}
install = 1;
}
}
rc = 0;
if( install )
rc = main();
__qnx_exit( rc );
}
void __CEndThread( void )
/***********************/
{
__QNXRemoveThread();
__qnx_exit( 0 );
}
void KillDebugger( void )
{
__qnx_exit( 0 );
}
