version 1.39, 2015/10/08 11:49:37 |
version 1.40, 2016/03/31 03:22:54 |
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/* $OpenXM: OpenXM/src/kan96xx/Kan/stackmachine.c,v 1.38 2015/09/29 01:52:14 takayama Exp $ */ |
/* $OpenXM: OpenXM/src/kan96xx/Kan/stackmachine.c,v 1.39 2015/10/08 11:49:37 takayama Exp $ */ |
/* stackmachin.c */ |
/* stackmachin.c */ |
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#include <stdio.h> |
#include <stdio.h> |
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#include "kclass.h" |
#include "kclass.h" |
#include <signal.h> |
#include <signal.h> |
#include <sys/types.h> |
#include <sys/types.h> |
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#include "../plugin/mysig.h" |
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/* The msys2 seems to make a buffer overflow of EnvOfStackmachine[]. |
/* The msys2 seems to make a buffer overflow of EnvOfStackmachine[]. |
The code |
The code |
Line 809 void scanner() { |
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Line 810 void scanner() { |
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fprintf(stderr,"An error or interrupt in reading macros, files and command strings.\n"); |
fprintf(stderr,"An error or interrupt in reading macros, files and command strings.\n"); |
exit(10); |
exit(10); |
} else { } |
} else { } |
if (signal(SIGINT,SIG_IGN) != SIG_IGN) { |
if (mysignal(SIGINT,SIG_IGN) != SIG_IGN) { |
signal(SIGINT,ctrlC); |
mysignal(SIGINT,ctrlC); |
} |
} |
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/* setup quiet mode or not */ |
/* setup quiet mode or not */ |
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extern int OXlock; |
extern int OXlock; |
extern int RestrictedMode, RestrictedMode_saved; |
extern int RestrictedMode, RestrictedMode_saved; |
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signal(sig,SIG_IGN); |
mysignal(sig,SIG_IGN); |
/* see 133p */ |
/* see 133p */ |
RestrictedMode = RestrictedMode_saved; |
RestrictedMode = RestrictedMode_saved; |
cancelAlarm(); |
cancelAlarm(); |
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if (SGClock) { |
if (SGClock) { |
UserCtrlC = 1; |
UserCtrlC = 1; |
fprintf(stderr,"ctrl-c is locked because of gc.\n"); |
fprintf(stderr,"ctrl-c is locked because of gc.\n"); |
signal(sig,ctrlC); if (sig == SIGALRM) alarm((unsigned int)10); |
mysignal(sig,ctrlC); if (sig == SIGALRM) alarm((unsigned int)10); |
return; |
return; |
} |
} |
if (OXlock) { |
if (OXlock) { |
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if (UserCtrlC > 3) { |
if (UserCtrlC > 3) { |
fprintf(stderr,"OK. You are eager to cancel the computation.\n"); |
fprintf(stderr,"OK. You are eager to cancel the computation.\n"); |
fprintf(stderr,"You should close the ox communication cannel.\n"); |
fprintf(stderr,"You should close the ox communication cannel.\n"); |
signal(SIGINT,ctrlC); |
mysignal(SIGINT,ctrlC); |
unlockCtrlCForOx(); |
unlockCtrlCForOx(); |
} |
} |
fprintf(stderr,"ctrl-c is locked because of ox lock %d.\n",UserCtrlC); |
fprintf(stderr,"ctrl-c is locked because of ox lock %d.\n",UserCtrlC); |
signal(sig,ctrlC); if (sig == SIGALRM) alarm((unsigned int)10); |
mysignal(sig,ctrlC); if (sig == SIGALRM) alarm((unsigned int)10); |
return; |
return; |
} |
} |
if (ErrorMessageMode != 1) { |
if (ErrorMessageMode != 1) { |
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It SOMETIMES makes core dump. |
It SOMETIMES makes core dump. |
*/ |
*/ |
getokenSM(INIT); /* It might fix the bug above. 1992/11/14 */ |
getokenSM(INIT); /* It might fix the bug above. 1992/11/14 */ |
signal(SIGINT,ctrlC); |
mysignal(SIGINT,ctrlC); |
#if defined(__CYGWIN__) |
#if defined(__CYGWIN__) |
MYSIGLONGJMP(EnvOfStackMachine,2); |
MYSIGLONGJMP(EnvOfStackMachine,2); |
#else |
#else |
Line 1219 KSexecuteString(s) |
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Line 1220 KSexecuteString(s) |
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we crash. So, we use localCatchCtrlC. */ |
we crash. So, we use localCatchCtrlC. */ |
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if (localCatchCtrlC) { |
if (localCatchCtrlC) { |
sigfunc = signal(SIGINT,SIG_IGN); |
sigfunc = mysignal(SIGINT,SIG_IGN); |
signal(SIGINT,ctrlC); |
mysignal(SIGINT,ctrlC); |
} |
} |
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if (KSPushEnvMode) { |
if (KSPushEnvMode) { |
Line 1237 KSexecuteString(s) |
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Line 1238 KSexecuteString(s) |
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} |
} |
} |
} |
recursive--; |
recursive--; |
if (localCatchCtrlC) { signal(SIGINT, sigfunc); } |
if (localCatchCtrlC) { mysignal(SIGINT, sigfunc); } |
if (!Calling_ctrlC_hook) { |
if (!Calling_ctrlC_hook) { |
Calling_ctrlC_hook = 1; RestrictedMode = 0; |
Calling_ctrlC_hook = 1; RestrictedMode = 0; |
KSexecuteString(" ctrlC-hook "); /* Execute User Defined functions. */ |
KSexecuteString(" ctrlC-hook "); /* Execute User Defined functions. */ |
Line 1260 KSexecuteString(s) |
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Line 1261 KSexecuteString(s) |
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} |
} |
} |
} |
recursive = 0; |
recursive = 0; |
if (localCatchCtrlC) { signal(SIGINT, sigfunc); } |
if (localCatchCtrlC) { mysignal(SIGINT, sigfunc); } |
if (!Calling_ctrlC_hook) { |
if (!Calling_ctrlC_hook) { |
Calling_ctrlC_hook = 1; RestrictedMode = 0; |
Calling_ctrlC_hook = 1; RestrictedMode = 0; |
KSexecuteString(" ctrlC-hook "); /* Execute User Defined functions. */ |
KSexecuteString(" ctrlC-hook "); /* Execute User Defined functions. */ |
Line 1287 KSexecuteString(s) |
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Line 1288 KSexecuteString(s) |
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executePrimitive(ob); |
executePrimitive(ob); |
recursive--; |
recursive--; |
if (KSPushEnvMode) *EnvOfStackMachine = *saved_EnvOfStackMachine; |
if (KSPushEnvMode) *EnvOfStackMachine = *saved_EnvOfStackMachine; |
if (localCatchCtrlC) { signal(SIGINT, sigfunc); } |
if (localCatchCtrlC) { mysignal(SIGINT, sigfunc); } |
return(0); |
return(0); |
} |
} |
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Line 1622 struct object KSdupErrors() { |
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Line 1623 struct object KSdupErrors() { |
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void cancelAlarm() { |
void cancelAlarm() { |
alarm((unsigned int) 0); |
alarm((unsigned int) 0); |
signal(SIGALRM,SIG_DFL); |
mysignal(SIGALRM,SIG_DFL); |
} |
} |
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/* back-trace */ |
/* back-trace */ |