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new psp class used for all psp actions

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@264
This commit is contained in:
Ulf Wohlers 2002-09-08 09:59:16 +00:00
parent 79f9d333b3
commit bd35a40c9d
8 changed files with 319 additions and 312 deletions
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29
src/shell/shell.cpp
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@ -149,29 +149,24 @@ void SHELL_Init() {
env_mcb->size=4096/16;
real_writed(env_seg+1,0,0);
PSP * psp=(PSP *)HostMake(psp_seg,0);
Bit32u i;
for (i=0;i<20;i++) psp->files[i]=0xff;
psp->files[STDIN]=DOS_FindDevice("CON");
psp->files[STDOUT]=DOS_FindDevice("CON");
psp->files[STDERR]=DOS_FindDevice("CON");
psp->files[STDAUX]=DOS_FindDevice("CON");
psp->files[STDNUL]=DOS_FindDevice("CON");
psp->files[STDPRN]=DOS_FindDevice("CON");
psp->max_files=20;
psp->file_table=RealMake(psp_seg,offsetof(PSP,files));
/* Save old DTA in psp */
psp->dta=dos.dta;
DOS_PSP psp(psp_seg); psp.MakeNew(env_mcb->size);
psp.SetFileHandle(STDIN ,DOS_FindDevice("CON"));
psp.SetFileHandle(STDOUT,DOS_FindDevice("CON"));
psp.SetFileHandle(STDERR,DOS_FindDevice("CON"));
psp.SetFileHandle(STDAUX,DOS_FindDevice("CON"));
psp.SetFileHandle(STDNUL,DOS_FindDevice("CON"));
psp.SetFileHandle(STDPRN,DOS_FindDevice("CON"));
psp.SetParent(psp_seg);
/* Set the environment and clear it */
psp->environment=env_seg+1;
mem_writew(Real2Phys(RealMake(env_seg+1,0)),0);
psp.SetEnvironment(env_seg+1);
mem_writew(Real2Phys(RealMake(env_seg+1,0)),0);
/* Setup internal DOS Variables */
dos.dta=RealMake(psp_seg,0x80);
dos.dta=psp.GetDTA();
dos.psp=psp_seg;
PROGRAM_Info info;
strcpy(info.full_name,"Z:\\COMMAND.COM");
info.psp_seg=psp_seg;
MEM_BlockRead(PhysMake(dos.psp,0),&info.psp_copy,sizeof(PSP));
MEM_BlockRead(PhysMake(dos.psp,0),&info.psp_copy,sizeof(sPSP));
char line[256];
strcpy(line,"/INIT Z:\\AUTOEXEC.BAT");
info.cmd_line=line;