| version 1.21, 2004/09/12 00:26:21 |
version 1.25, 2004/09/12 10:22:50 |
|
|
| /* $OpenXM: OpenXM/src/kan96xx/Kan/stackmachine.c,v 1.20 2004/09/11 23:49:34 takayama Exp $ */ |
/* $OpenXM: OpenXM/src/kan96xx/Kan/stackmachine.c,v 1.24 2004/09/12 08:55:36 takayama Exp $ */ |
| /* stackmachin.c */ |
/* stackmachin.c */ |
| |
|
| #include <stdio.h> |
#include <stdio.h> |
| Line 740 void scanner() { |
|
| Line 740 void scanner() { |
|
| struct object ob; |
struct object ob; |
| extern int Quiet; |
extern int Quiet; |
| extern void ctrlC(); |
extern void ctrlC(); |
| int tmp; |
int tmp, status; |
| char *tmp2; |
char *tmp2; |
| extern int ErrorMessageMode; |
extern int ErrorMessageMode; |
| int jval; |
int jval; |
| extern int InSendmsg2; |
extern int InSendmsg2; |
| |
int infixOn = 0; |
| |
struct tokens infixToken; |
| getokenSM(INIT); |
getokenSM(INIT); |
| initSystemDictionary(); |
initSystemDictionary(); |
| |
|
| Line 834 void scanner() { |
|
| Line 836 void scanner() { |
|
| Calling_ctrlC_hook = 0; |
Calling_ctrlC_hook = 0; |
| KSexecuteString(" (Computation is interrupted.) "); /* move to ctrlC-hook? */ |
KSexecuteString(" (Computation is interrupted.) "); /* move to ctrlC-hook? */ |
| InSendmsg2 = 0; |
InSendmsg2 = 0; |
| |
infixOn = 0; |
| continue ; |
continue ; |
| } else { } |
} else { } |
| if (DebugStack >= 1) { printOperandStack(); } |
if (DebugStack >= 1) { printOperandStack(); } |
| token = getokenSM(GET); |
token = getokenSM(GET); |
| if ((tmp=executeToken(token)) < 0) break; |
if ((status=executeToken(token)) < 0) break; |
| /***if (tmp == 1) fprintf(stderr," --- exit --- \n");*/ |
/***if (status == 1) fprintf(stderr," --- exit --- \n");*/ |
| |
/* fprintf(stderr,"token.token=%s, status=%d, infixOn=%d\n",token.token,status,infixOn); */ |
| |
if (status & STATUS_INFIX) { |
| |
infixOn = 1; infixToken = token; infixToken.tflag |= NO_DELAY; |
| |
}else if (infixOn) { |
| |
infixOn = 0; |
| |
if ((status=executeToken(infixToken)) < 0) break; |
| |
} |
| } |
} |
| } |
} |
| |
|
| Line 913 int executeToken(token) |
|
| Line 923 int executeToken(token) |
|
| int primitive; |
int primitive; |
| int size; |
int size; |
| int status; |
int status; |
| struct tokens *tokenArray; |
|
| int i,h0,h1; |
int i,h0,h1; |
| extern int WarningMessageMode; |
extern int WarningMessageMode; |
| extern int Strict; |
extern int Strict; |
| Line 964 int executeToken(token) |
|
| Line 973 int executeToken(token) |
|
| h1 = ((token.object.lc.op)->rc).ival; |
h1 = ((token.object.lc.op)->rc).ival; |
| ob=findUserDictionary(token.token,h0,h1,CurrentContextp); |
ob=findUserDictionary(token.token,h0,h1,CurrentContextp); |
| primitive = ((token.object.rc.op)->lc).ival; |
primitive = ((token.object.rc.op)->lc).ival; |
| |
if (!(token.tflag & NO_DELAY)) { |
| |
if ((ob.tag >= 0) && (UD_attr & ATTR_INFIX)) { |
| |
return STATUS_INFIX; |
| |
} |
| |
} |
| if (ob.tag >= 0) { |
if (ob.tag >= 0) { |
| /* there is a definition in the user dictionary */ |
/* there is a definition in the user dictionary */ |
| if (ob.tag == SexecutableArray) { |
if (ob.tag == SexecutableArray) { |
| tracePushName(token.token); |
status = executeExecutableArray(ob,token.token,0); |
| tokenArray = ob.lc.tokenArray; |
if ((status & STATUS_BREAK) || (status < 0)) return status; |
| size = ob.rc.ival; |
|
| for (i=0; i<size; i++) { |
|
| status = executeToken(tokenArray[i]); |
|
| if (status != 0) { |
|
| tracePopName(); return(status); |
|
| } |
|
| } |
|
| tracePopName(); |
|
| }else { |
}else { |
| Kpush(ob); |
Kpush(ob); |
| } |
} |
| Line 1584 char *traceShowStack(void) { |
|
| Line 1590 char *traceShowStack(void) { |
|
| } while (t != (char *)NULL); |
} while (t != (char *)NULL); |
| fprintf(stderr,"%s\n",s); |
fprintf(stderr,"%s\n",s); |
| return s; |
return s; |
| |
} |
| |
|
| |
/* |
| |
if (fname != NULL) fname is pushed to the trace stack. |
| |
*/ |
| |
int executeExecutableArray(struct object ob,char *fname,int withGotoP) { |
| |
struct tokens *tokenArray; |
| |
int size,i; |
| |
int status; |
| |
int infixOn; |
| |
struct tokens infixToken; |
| |
extern int GotoP; |
| |
|
| |
infixOn = 0; |
| |
if (ob.tag != SexecutableArray) errorStackmachine("Error (executeTokenArray): the argument is not a token array."); |
| |
|
| |
if (fname != NULL) tracePushName(fname); |
| |
tokenArray = ob.lc.tokenArray; |
| |
size = ob.rc.ival; |
| |
for (i=0; i<size; i++) { |
| |
status = executeToken(tokenArray[i]); |
| |
if ((status & STATUS_BREAK) || (status < 0) || (withGotoP && GotoP)) { |
| |
if (fname != NULL) tracePopName(); |
| |
return(status); |
| |
} |
| |
|
| |
if (status & STATUS_INFIX) { |
| |
if (i == size-1) errorStackmachine("Infix operator at the end of an executable array."); |
| |
infixOn = 1; infixToken = tokenArray[i]; |
| |
infixToken.tflag |= NO_DELAY; |
| |
continue; |
| |
}else if (infixOn) { |
| |
infixOn = 0; |
| |
status = executeToken(infixToken); |
| |
if ((status & STATUS_BREAK) || (status < 0) || (withGotoP && GotoP)) { |
| |
if (fname != NULL) tracePopName(); |
| |
return(status); |
| |
} |
| |
} |
| |
} |
| |
if (fname != NULL) tracePopName(); |
| |
return(0); /* normal exit */ |
| } |
} |