void DebugMain( void )
{
bool save;
GrabHandlers();
SysFileInit();
WndMemInit();
InitLiterals();
InitLocalInfo();
ProcCmd();
Spawn( DebugInit );
DUIFingOpen();
DUIFreshAll();
LoadProg();
save = DUIStopRefresh( TRUE );
FreezeInpStack();
_SwitchOn( SW_RUNNING_PROFILE );
Spawn( Profile ); /* run profile command file */
_SwitchOff( SW_RUNNING_PROFILE );
PushInitCmdList();
DUIStopRefresh( save );
DUIFingClose();
DUIShow();
}
void StartProg( const char *cmd, const char *prog, char *full_args, char *dos_args )
{
const char *src;
char *dst;
USHORT drive;
ULONG map;
USHORT len;
USHORT tid;
USHORT rc;
char buff[BSIZE];
seg_offset where;
char *cmd_tail;
/* unused parameters */ (void)cmd;
MaxThread = 0;
GrowArrays( 1 );
src = prog;
dst = UtilBuff;
DosQCurDisk( &drive, &map );
if( src[0] == '\0' || src[1] == '\0' || src[1] != ':' ) {
*dst++ = drive - 1 + 'A';
*dst++ = ':';
} else {
*dst++ = *src++;
*dst++ = *src++;
}
if( src[0] != '\\' ) {
++dst;
len = BUFF_SIZE - ( dst - UtilBuff );
DosQCurDir( drive, (PBYTE)dst, &len );
dst[-1] = '\\';
if( *dst == '\\' || *dst == '\0' ) {
*dst = '\0';
} else {
while( *dst != '\0' ) {
++dst;
}
*dst++ = '\\';
}
}
strcpy( dst, src );
dst = UtilBuff + strlen( UtilBuff ) + 1;
cmd_tail = dst;
strcpy( dst, full_args );
dst += strlen( dst );
*++dst = '\0'; /* Need two nulls at end */
LoadProg( UtilBuff, cmd_tail );
Output( MsgArray[MSG_SAMPLE_1 - ERR_FIRST_MESSAGE] );
Output( UtilBuff );
Output( "\r\n" );
Buff.pid = Pid;
Buff.tid = 1;
Buff.cmd = PT_CMD_STOP;
LibLoadPTrace( &Buff );
if( OSVer < 0x1400 ) {
/* OS/2 2.x already dumped out MainMod as a Module load */
CodeLoad( &Buff, MainMod, ExeName, SAMP_MAIN_LOAD );
}
InitialCS = Buff.u.r.CS;
rc = DosCreateThread( Sleeper, (PUSHORT)&tid, Stack + STACK_SIZE );
if( rc != 0 ) {
InternalError( MsgArray[MSG_SAMPLE_4 - ERR_FIRST_MESSAGE] );
}
rc = DosSetPrty( PRTYS_THREAD, PRTYC_TIMECRITICAL, 0, tid );
if( rc != 0 ) {
InternalError( MsgArray[MSG_SAMPLE_5 - ERR_FIRST_MESSAGE] );
}
Buff.pid = Pid;
Buff.tid = 1;
for( ;; ) {
Buff.cmd = PT_CMD_GO;
if( LibLoadPTrace( &Buff ) != 0 ) {
InternalError( MsgArray[MSG_SAMPLE_7 - ERR_FIRST_MESSAGE] );
}
if( Buff.cmd == PT_RET_BREAK && Buff.u.r.DX != 0 ) { /* a mark */
len = 0;
Buff.segv = Buff.u.r.DX;
Buff.offv = Buff.u.r.AX;
for( ;; ) {
Buff.cmd = PT_CMD_READ_MEM_D;
DosPTrace( &Buff );
buff[len] = Buff.value;
if( Buff.cmd != PT_RET_SUCCESS )
buff[len] = '\0';
if( len == BSIZE )
buff[len] = '\0';
if( buff[len] == '\0' )
break;
++len;
Buff.offv++;
}
where.segment = Buff.u.r.CS;
where.offset = Buff.u.r.IP;
WriteMark( buff, where );
Buff.cmd = PT_CMD_READ_REGS;
DosPTrace( &Buff );
Buff.u.r.IP++;
Buff.cmd = PT_CMD_WRITE_REGS;
DosPTrace( &Buff );
continue;
} else if( Buff.cmd == PT_RET_BREAK ) { /* common info pass */
CommonAddr.segment = Buff.u.r.CX;
CommonAddr.offset = Buff.u.r.BX;
Buff.cmd = PT_CMD_READ_REGS;
DosPTrace( &Buff );
Buff.u.r.IP++;
Buff.cmd = PT_CMD_WRITE_REGS;
DosPTrace( &Buff );
continue;
}
if( Buff.cmd == PT_RET_FUNERAL )
break;
if( Buff.cmd != PT_RET_LIB_LOADED
&& Buff.cmd != PT_RET_STOPPED
&& Buff.cmd != PT_RET_TRD_TERMINATE ) {
InternalError( MsgArray[MSG_SAMPLE_6 - ERR_FIRST_MESSAGE] );
break;
}
RecordSample( Buff.u.r.IP, Buff.u.r.CS, Buff.tid );
}
report();
}
