version 1.26, 2004/09/16 02:22:03 |
version 1.33, 2005/07/18 10:55:16 |
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/* $OpenXM: OpenXM/src/kan96xx/Kan/stackmachine.c,v 1.25 2004/09/12 10:22:50 takayama Exp $ */ |
/* $OpenXM: OpenXM/src/kan96xx/Kan/stackmachine.c,v 1.32 2005/07/03 11:08:54 ohara Exp $ */ |
/* stackmachin.c */ |
/* stackmachin.c */ |
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#include <stdio.h> |
#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
#include "datatype.h" |
#include "datatype.h" |
#include "stackm.h" |
#include "stackm.h" |
#include "extern.h" |
#include "extern.h" |
Line 52 struct context *CurrentContextp = &StandardContext; |
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Line 54 struct context *CurrentContextp = &StandardContext; |
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struct context *PrimitiveContextp = &StandardContext; |
struct context *PrimitiveContextp = &StandardContext; |
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static struct object ObjTmp; /* for poor compiler */ |
static struct object ObjTmp = OINIT; /* for poor compiler */ |
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int Calling_ctrlC_hook = 0; |
int Calling_ctrlC_hook = 0; |
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Line 74 static strToInteger(char *); |
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Line 76 static strToInteger(char *); |
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static power(int s,int i); |
static power(int s,int i); |
static void pstack(void); |
static void pstack(void); |
static struct object executableStringToExecutableArray(char *str); |
static struct object executableStringToExecutableArray(char *str); |
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static int isThereExecutableArrayOnStack(int n); |
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extern int SerialCurrent; |
extern int SerialCurrent; |
extern int QuoteMode; |
extern int QuoteMode; |
Line 86 int OXlockSaved = 0; |
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Line 89 int OXlockSaved = 0; |
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char *UD_str; |
char *UD_str; |
int UD_attr; |
int UD_attr; |
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char *MsgStackTrace = NULL; |
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char *MsgSourceTrace = NULL; |
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struct object * newObject() |
struct object * newObject() |
{ |
{ |
struct object *r; |
struct object *r; |
Line 94 struct object * newObject() |
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Line 100 struct object * newObject() |
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r->tag = 0; |
r->tag = 0; |
(r->lc).ival = 0; |
(r->lc).ival = 0; |
(r->rc).ival = 0; |
(r->rc).ival = 0; |
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r->attr = NULL; |
return(r); |
return(r); |
} |
} |
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struct object newObjectArray(size) |
struct object newObjectArray(size) |
int size; |
int size; |
{ |
{ |
struct object rob; |
struct object rob = OINIT; |
struct object *op; |
struct object *op; |
if (size < 0) return(NullObject); |
if (size < 0) return(NullObject); |
if (size > 0) { |
if (size > 0) { |
Line 295 int putUserDictionary2(str,h0,h1,attr,dic) |
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Line 302 int putUserDictionary2(str,h0,h1,attr,dic) |
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} |
} |
return(0); |
return(0); |
} |
} |
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if (OR_ATTR_FOR_ALL_WORDS & attr) { |
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for (i=0; i<USER_DICTIONARY_SIZE; i++) { |
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if ((dic[i]).key !=EMPTY) (dic[i]).attr |= attr&(~OR_ATTR_FOR_ALL_WORDS); |
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} |
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return(0); |
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} |
x = h0; |
x = h0; |
if (str[0] == '\0') { |
if (str[0] == '\0') { |
errorKan1("%s\n","putUserDictionary2(): You are defining a value with the null key."); |
errorKan1("%s\n","putUserDictionary2(): You are defining a value with the null key."); |
Line 316 int putPrimitiveFunction(str,number) |
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Line 329 int putPrimitiveFunction(str,number) |
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char *str; |
char *str; |
int number; |
int number; |
{ |
{ |
struct object ob; |
struct object ob = OINIT; |
ob.tag = Soperator; |
ob.tag = Soperator; |
ob.lc.ival = number; |
ob.lc.ival = number; |
return(putSystemDictionary(str,ob)); |
return(putSystemDictionary(str,ob)); |
Line 458 struct object peek(k) |
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Line 471 struct object peek(k) |
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} |
} |
} |
} |
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static int isThereExecutableArray(struct object ob) { |
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int n,i; |
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struct object otmp = OINIT; |
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if (ob.tag == SexecutableArray) return(1); |
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if (ob.tag == Sarray) { |
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n = getoaSize(ob); |
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for (i=0; i<n; i++) { |
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otmp = getoa(ob,i); |
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if (isThereExecutableArray(otmp)) return(1); |
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} |
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return(0); |
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} |
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/* Class and list is not checked, since there is no parser |
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to directory translte these objects. */ |
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return(0); |
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} |
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static int isThereExecutableArrayOnStack(int n) { |
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int i; |
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struct object ob = OINIT; |
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for (i=0; i<n; i++) { |
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if (Osp-i-1 < 0) return(0); |
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ob = peek(i); |
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if (isThereExecutableArray(ob)) return(1); |
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} |
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return(0); |
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} |
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struct object newOperandStack(int size) |
struct object newOperandStack(int size) |
{ |
{ |
struct operandStack *os ; |
struct operandStack *os ; |
struct object ob; |
struct object ob = OINIT; |
os = (struct operandStack *)sGC_malloc(sizeof(struct operandStack)); |
os = (struct operandStack *)sGC_malloc(sizeof(struct operandStack)); |
if (os == (void *)NULL) errorStackmachine("No more memory."); |
if (os == (void *)NULL) errorStackmachine("No more memory."); |
if (size <= 0) errorStackmachine("Size of stack must be more than 1."); |
if (size <= 0) errorStackmachine("Size of stack must be more than 1."); |
Line 543 void KsetContext(struct object contextObj) { |
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Line 582 void KsetContext(struct object contextObj) { |
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struct object getSuperContext(struct object contextObj) { |
struct object getSuperContext(struct object contextObj) { |
struct object rob; |
struct object rob = OINIT; |
struct context *cp; |
struct context *cp; |
if (contextObj.tag != Sclass) { |
if (contextObj.tag != Sclass) { |
errorStackmachine("Usage:supercontext"); |
errorStackmachine("Usage:supercontext"); |
Line 609 int isLiteral(str) |
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Line 648 int isLiteral(str) |
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void printOperandStack() { |
void printOperandStack() { |
int i; |
int i; |
struct object ob; |
struct object ob = OINIT; |
int vs; |
int vs; |
vs = VerboseStack; VerboseStack = 2; |
vs = VerboseStack; VerboseStack = 2; |
for (i=Osp-1; i>=0; i--) { |
for (i=Osp-1; i>=0; i--) { |
Line 645 struct object showSystemDictionary(int f) { |
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Line 684 struct object showSystemDictionary(int f) { |
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int maxl; |
int maxl; |
char format[1000]; |
char format[1000]; |
int nl; |
int nl; |
struct object rob; |
struct object rob = OINIT; |
rob = NullObject; |
rob = NullObject; |
if (f != 0) { |
if (f != 0) { |
rob = newObjectArray(Sdp); |
rob = newObjectArray(Sdp); |
Line 718 static struct object executableStringToExecutableArray |
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Line 757 static struct object executableStringToExecutableArray |
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char *s; |
char *s; |
{ |
{ |
struct tokens *tokenArray; |
struct tokens *tokenArray; |
struct object ob; |
struct object ob = OINIT; |
int i; |
int i; |
int size; |
int size; |
tokenArray = decomposeToTokens(s,&size); |
tokenArray = decomposeToTokens(s,&size); |
Line 737 static struct object executableStringToExecutableArray |
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Line 776 static struct object executableStringToExecutableArray |
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/**************** stack machine **************************/ |
/**************** stack machine **************************/ |
void scanner() { |
void scanner() { |
struct tokens token; |
struct tokens token; |
struct object ob; |
struct object ob = OINIT; |
extern int Quiet; |
extern int Quiet; |
extern void ctrlC(); |
extern void ctrlC(); |
int tmp, status; |
int tmp, status; |
Line 747 void scanner() { |
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Line 786 void scanner() { |
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extern int InSendmsg2; |
extern int InSendmsg2; |
int infixOn = 0; |
int infixOn = 0; |
struct tokens infixToken; |
struct tokens infixToken; |
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extern int RestrictedMode, RestrictedMode_saved; |
getokenSM(INIT); |
getokenSM(INIT); |
initSystemDictionary(); |
initSystemDictionary(); |
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Line 830 void scanner() { |
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Line 870 void scanner() { |
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fprintf(Fstack,"\nscanner> "); |
fprintf(Fstack,"\nscanner> "); |
} |
} |
if (!Calling_ctrlC_hook) { /* to avoid recursive call of ctrlC-hook. */ |
if (!Calling_ctrlC_hook) { /* to avoid recursive call of ctrlC-hook. */ |
Calling_ctrlC_hook = 1; |
Calling_ctrlC_hook = 1; RestrictedMode = 0; |
KSexecuteString(" ctrlC-hook "); /* Execute User Defined functions. */ |
KSexecuteString(" ctrlC-hook "); /* Execute User Defined functions. */ |
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RestrictedMode = RestrictedMode_saved; |
} |
} |
Calling_ctrlC_hook = 0; |
Calling_ctrlC_hook = 0; |
KSexecuteString(" (Computation is interrupted.) "); /* move to ctrlC-hook? */ |
KSexecuteString(" (Computation is interrupted.) "); /* move to ctrlC-hook? */ |
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extern int SGClock; |
extern int SGClock; |
extern int UserCtrlC; |
extern int UserCtrlC; |
extern int OXlock; |
extern int OXlock; |
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extern int RestrictedMode, RestrictedMode_saved; |
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signal(sig,SIG_IGN); |
signal(sig,SIG_IGN); |
/* see 133p */ |
/* see 133p */ |
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RestrictedMode = RestrictedMode_saved; |
cancelAlarm(); |
cancelAlarm(); |
if (sig == SIGALRM) { |
if (sig == SIGALRM) { |
fprintf(stderr,"ctrlC by SIGALRM\n"); |
fprintf(stderr,"ctrlC by SIGALRM\n"); |
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int executeToken(token) |
int executeToken(token) |
struct tokens token; |
struct tokens token; |
{ |
{ |
struct object ob; |
struct object ob = OINIT; |
int primitive; |
int primitive; |
int size; |
int size; |
int status; |
int status; |
Line 927 int executeToken(token) |
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Line 970 int executeToken(token) |
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extern int WarningMessageMode; |
extern int WarningMessageMode; |
extern int Strict; |
extern int Strict; |
extern int InSendmsg2; |
extern int InSendmsg2; |
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extern int RestrictedMode, RestrictedMode_saved; |
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int localRestrictedMode_saved; |
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localRestrictedMode_saved = 0; |
if (GotoP) { /* for goto */ |
if (GotoP) { /* for goto */ |
if (token.kind == ID && isLiteral(token.token)) { |
if (token.kind == ID && isLiteral(token.token)) { |
if (strcmp(&((token.token)[1]),GotoLabel) == 0) { |
if (strcmp(&((token.token)[1]),GotoLabel) == 0) { |
Line 981 int executeToken(token) |
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Line 1027 int executeToken(token) |
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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) { |
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if (RestrictedMode) { |
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if (UD_attr & ATTR_EXPORT) { |
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localRestrictedMode_saved = RestrictedMode; RestrictedMode = 0; |
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if (isThereExecutableArrayOnStack(5)) { |
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int i; |
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for (i=0; i<5; i++) { (void) Kpop(); } |
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errorStackmachine("Executable array is on the argument stack (restricted mode). They are automatically removed.\n"); |
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} |
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}else{ |
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tracePushName(token.token); |
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errorStackmachine("You cannot execute this function in restricted mode.\n"); |
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} |
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} |
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status = executeExecutableArray(ob,token.token,0); |
status = executeExecutableArray(ob,token.token,0); |
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if (localRestrictedMode_saved) RestrictedMode = localRestrictedMode_saved; |
if ((status & STATUS_BREAK) || (status < 0)) return status; |
if ((status & STATUS_BREAK) || (status < 0)) return status; |
}else { |
}else { |
Kpush(ob); |
Kpush(ob); |
Line 1049 errorStackmachine(str) |
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Line 1111 errorStackmachine(str) |
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char message0[1024]; |
char message0[1024]; |
char *message; |
char *message; |
extern int ErrorMessageMode; |
extern int ErrorMessageMode; |
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extern int RestrictedMode, RestrictedMode_saved; |
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RestrictedMode = RestrictedMode_saved; |
cancelAlarm(); |
cancelAlarm(); |
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MsgStackTrace = NULL; |
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MsgSourceTrace = NULL; |
if (ErrorMessageMode == 1 || ErrorMessageMode == 2) { |
if (ErrorMessageMode == 1 || ErrorMessageMode == 2) { |
pushErrorStack(KnewErrorPacket(SerialCurrent,-1,str)); |
pushErrorStack(KnewErrorPacket(SerialCurrent,-1,str)); |
} |
} |
Line 1083 errorStackmachine(str) |
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Line 1149 errorStackmachine(str) |
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fprintf(stderr,str); |
fprintf(stderr,str); |
} |
} |
fprintf(stderr,"\n"); |
fprintf(stderr,"\n"); |
(void) traceShowStack(); |
MsgStackTrace = traceShowStack(); |
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MsgSourceTrace = traceShowScannerBuf(); |
} |
} |
traceClearStack(); |
traceClearStack(); |
if (GotoP) { |
if (GotoP) { |
Line 1121 KSexecuteString(s) |
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Line 1188 KSexecuteString(s) |
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char *s; |
char *s; |
{ |
{ |
struct tokens token; |
struct tokens token; |
struct object ob; |
struct object ob = OINIT; |
int tmp; |
int tmp; |
extern int CatchCtrlC; |
extern int CatchCtrlC; |
int jval; |
int jval; |
Line 1131 KSexecuteString(s) |
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Line 1198 KSexecuteString(s) |
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jmp_buf saved_EnvOfStackMachine; |
jmp_buf saved_EnvOfStackMachine; |
void (*sigfunc)(); |
void (*sigfunc)(); |
int localCatchCtrlC ; |
int localCatchCtrlC ; |
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extern int RestrictedMode, RestrictedMode_saved; |
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localCatchCtrlC = CatchCtrlC; |
localCatchCtrlC = CatchCtrlC; |
/* If CatchCtrlC is rewrited in this program, |
/* If CatchCtrlC is rewrited in this program, |
Line 1157 KSexecuteString(s) |
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Line 1225 KSexecuteString(s) |
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recursive--; |
recursive--; |
if (localCatchCtrlC) { signal(SIGINT, sigfunc); } |
if (localCatchCtrlC) { signal(SIGINT, sigfunc); } |
if (!Calling_ctrlC_hook) { |
if (!Calling_ctrlC_hook) { |
Calling_ctrlC_hook = 1; |
Calling_ctrlC_hook = 1; RestrictedMode = 0; |
KSexecuteString(" ctrlC-hook "); /* Execute User Defined functions. */ |
KSexecuteString(" ctrlC-hook "); /* Execute User Defined functions. */ |
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RestrictedMode_saved; |
} |
} |
Calling_ctrlC_hook = 0; |
Calling_ctrlC_hook = 0; |
KSexecuteString(" (Computation is interrupted.) "); /* move to ctrlC-hook?*/ |
KSexecuteString(" (Computation is interrupted.) "); /* move to ctrlC-hook?*/ |
Line 1179 KSexecuteString(s) |
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Line 1248 KSexecuteString(s) |
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recursive = 0; |
recursive = 0; |
if (localCatchCtrlC) { signal(SIGINT, sigfunc); } |
if (localCatchCtrlC) { signal(SIGINT, sigfunc); } |
if (!Calling_ctrlC_hook) { |
if (!Calling_ctrlC_hook) { |
Calling_ctrlC_hook = 1; |
Calling_ctrlC_hook = 1; RestrictedMode = 0; |
KSexecuteString(" ctrlC-hook "); /* Execute User Defined functions. */ |
KSexecuteString(" ctrlC-hook "); /* Execute User Defined functions. */ |
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RestrictedMode = RestrictedMode_saved; |
} |
} |
Calling_ctrlC_hook = 0; |
Calling_ctrlC_hook = 0; |
Calling_ctrlC_hook = 0; |
Calling_ctrlC_hook = 0; |
Line 1210 KSexecuteString(s) |
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Line 1280 KSexecuteString(s) |
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KSdefineMacros() { |
KSdefineMacros() { |
struct tokens token; |
struct tokens token; |
int tmp; |
int tmp; |
struct object ob; |
struct object ob = OINIT; |
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if (StandardMacros && (strlen(SMacros))) { |
if (StandardMacros && (strlen(SMacros))) { |
token.kind = EXECUTABLE_STRING; token.tflag = 0; |
token.kind = EXECUTABLE_STRING; token.tflag = 0; |
Line 1231 KSdefineMacros() { |
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Line 1301 KSdefineMacros() { |
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void KSstart() { |
void KSstart() { |
struct tokens token; |
struct tokens token; |
int tmp; |
int tmp; |
struct object ob; |
struct object ob = OINIT; |
extern int Quiet; |
extern int Quiet; |
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stackmachine_init(); KinitKan(); |
stackmachine_init(); KinitKan(); |
Line 1285 struct object KSpeek(k) { |
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Line 1355 struct object KSpeek(k) { |
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char *KSstringPop() { |
char *KSstringPop() { |
/* pop a string */ |
/* pop a string */ |
struct object rob; |
struct object rob = OINIT; |
rob = Kpop(); |
rob = Kpop(); |
if (rob.tag == Sdollar) { |
if (rob.tag == Sdollar) { |
return(rob.lc.str); |
return(rob.lc.str); |
Line 1355 struct object popErrorStack(void) { |
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Line 1425 struct object popErrorStack(void) { |
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} |
} |
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char *popErrorStackByString(void) { |
char *popErrorStackByString(void) { |
struct object obj; |
struct object obj = OINIT; |
struct object eobj; |
struct object eobj = OINIT; |
eobj = popErrorStack(); |
eobj = popErrorStack(); |
if (ectag(eobj) != CLASSNAME_ERROR_PACKET) { |
if (ectag(eobj) != CLASSNAME_ERROR_PACKET) { |
return(NULL); |
return(NULL); |
Line 1385 int KScheckErrorStack(void) |
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Line 1455 int KScheckErrorStack(void) |
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struct object KnewErrorPacket(int serial,int no,char *message) |
struct object KnewErrorPacket(int serial,int no,char *message) |
{ |
{ |
struct object obj; |
struct object obj = OINIT; |
struct object *myop; |
struct object *myop; |
char *s; |
char *s; |
/* Set extended tag. */ |
/* Set extended tag. */ |
Line 1407 struct object KnewErrorPacket(int serial,int no,char * |
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Line 1477 struct object KnewErrorPacket(int serial,int no,char * |
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struct object KnewErrorPacketObj(struct object ob1) |
struct object KnewErrorPacketObj(struct object ob1) |
{ |
{ |
struct object obj; |
struct object obj = OINIT; |
struct object *myop; |
struct object *myop; |
char *s; |
char *s; |
/* Set extended tag. */ |
/* Set extended tag. */ |
Line 1506 int KSstackPointer() { |
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Line 1576 int KSstackPointer() { |
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} |
} |
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struct object KSdupErrors() { |
struct object KSdupErrors() { |
struct object rob; |
struct object rob = OINIT; |
struct object ob; |
struct object ob = OINIT; |
int i; |
int i; |
int n; |
int n; |
int m; |
int m; |