version 1.5, 2001/05/04 01:06:23 |
version 1.9, 2002/02/24 10:27:18 |
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/* $OpenXM: OpenXM/src/kan96xx/Kan/ext.c,v 1.4 2000/03/09 12:04:52 takayama Exp $ */ |
/* $OpenXM: OpenXM/src/kan96xx/Kan/ext.c,v 1.8 2001/08/21 14:12:46 takayama Exp $ */ |
#include <stdio.h> |
#include <stdio.h> |
#include <sys/types.h> |
#include <sys/types.h> |
#include <sys/stat.h> |
#include <sys/stat.h> |
Line 35 static void mywait() { |
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Line 35 static void mywait() { |
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} |
} |
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#define SIZE_OF_ENVSTACK 5 |
#define SIZE_OF_ENVSTACK 5 |
static jmp_buf EnvStack[SIZE_OF_ENVSTACK]; |
#if defined(__CYGWIN__) |
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#define JMP_BUF sigjmp_buf |
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#else |
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#define JMP_BUF jmp_buf |
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#endif |
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static JMP_BUF EnvStack[SIZE_OF_ENVSTACK]; |
static int Envp = 0; |
static int Envp = 0; |
static void pushEnv(jmp_buf jb) { |
static void pushEnv(JMP_BUF jb) { |
if (Envp < SIZE_OF_ENVSTACK) { |
if (Envp < SIZE_OF_ENVSTACK) { |
*(EnvStack[Envp]) = *jb; |
*(EnvStack[Envp]) = *jb; |
Envp++; |
Envp++; |
Line 46 static void pushEnv(jmp_buf jb) { |
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Line 51 static void pushEnv(jmp_buf jb) { |
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exit(2); |
exit(2); |
} |
} |
} |
} |
static void popEnv(jmp_buf jbp) { |
static void popEnv(JMP_BUF jbp) { |
if (Envp <= 0) { |
if (Envp <= 0) { |
fprintf(stderr,"Underflow of EnvStack.\n"); |
fprintf(stderr,"Underflow of EnvStack.\n"); |
exit(3); |
exit(3); |
Line 81 struct object Kextension(struct object obj) |
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Line 86 struct object Kextension(struct object obj) |
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struct object keyo; |
struct object keyo; |
struct object rob = NullObject; |
struct object rob = NullObject; |
struct object obj1,obj2,obj3,obj4; |
struct object obj1,obj2,obj3,obj4; |
int m,i; |
int m,i,pid; |
int argListc, fdListc; |
int argListc, fdListc; |
char *abc; |
char *abc; |
char *abc2; |
char *abc2; |
extern struct context *CurrentContextp; |
extern struct context *CurrentContextp; |
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#if (__CYGWIN__) |
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extern sigjmp_buf EnvOfStackMachine; |
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#else |
extern jmp_buf EnvOfStackMachine; |
extern jmp_buf EnvOfStackMachine; |
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#endif |
extern void ctrlC(); |
extern void ctrlC(); |
extern int SigIgn; |
extern int SigIgn; |
extern errno; |
extern errno; |
Line 188 struct object Kextension(struct object obj) |
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Line 197 struct object Kextension(struct object obj) |
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if (obj2.tag != Sarray) errorKan1("%s\n","[(forkExec) argList fdList sigblock] extension. array fdList."); |
if (obj2.tag != Sarray) errorKan1("%s\n","[(forkExec) argList fdList sigblock] extension. array fdList."); |
obj3 = getoa(obj,3); |
obj3 = getoa(obj,3); |
if (obj3.tag != Sinteger) errorKan1("%s\n","[(forkExec) argList fdList sigblock] extension. integer sigblock."); |
if (obj3.tag != Sinteger) errorKan1("%s\n","[(forkExec) argList fdList sigblock] extension. integer sigblock."); |
m = KopInteger(obj3); /* m == 1 : block ctrl-C. */ |
m = KopInteger(obj3); /* m&1 : block ctrl-C. */ |
argListc = getoaSize(obj1); |
argListc = getoaSize(obj1); |
fdListc = getoaSize(obj2); |
fdListc = getoaSize(obj2); |
if ((m = fork()) > 0) { |
if ((pid = fork()) > 0) { |
/* parent */ |
/* parent */ |
signal(SIGCHLD,mywait); /* to kill Zombie */ |
if (m&2) { |
Mychildren[Mycp++] = m; |
/* Do not call singal to turn around a trouble on cygwin. BUG. */ |
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}else{ |
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signal(SIGCHLD,mywait); /* to kill Zombie */ |
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} |
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Mychildren[Mycp++] = pid; |
if (Mycp >= MYCP_SIZE-1) { |
if (Mycp >= MYCP_SIZE-1) { |
errorKan1("%s\n","Child process table is full.\n"); |
errorKan1("%s\n","Child process table is full.\n"); |
Mycp = 0; |
Mycp = 0; |
} |
} |
rob = KpoInteger(m); |
rob = KpoInteger(pid); |
/* Done */ |
/* Done */ |
}else{ |
}else{ |
/* Child */ |
/* Child */ |
Line 208 struct object Kextension(struct object obj) |
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Line 221 struct object Kextension(struct object obj) |
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close(KopInteger(getoa(obj2,i))); |
close(KopInteger(getoa(obj2,i))); |
} |
} |
/* execl */ |
/* execl */ |
if (m == 1) { |
if (m&1) { |
{ |
{ |
sigset_t sss; |
sigset_t sss; |
sigemptyset(&sss); |
sigemptyset(&sss); |
Line 225 struct object Kextension(struct object obj) |
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Line 238 struct object Kextension(struct object obj) |
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argv[i] = KopString(getoa(obj1,i)); |
argv[i] = KopString(getoa(obj1,i)); |
argv[i+1] = NULL; |
argv[i+1] = NULL; |
} |
} |
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if (m&4) { |
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fprintf(stderr,"execv %s\n",argv[0]); |
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sleep(5); |
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fprintf(stderr,">>>\n"); |
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} |
execv(argv[0],argv); |
execv(argv[0],argv); |
/* This place will never be reached unless execv fails. */ |
/* This place will never be reached unless execv fails. */ |
fprintf(stderr,"forkExec fails: "); |
fprintf(stderr,"forkExec fails: "); |
Line 269 struct object Kextension(struct object obj) |
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Line 288 struct object Kextension(struct object obj) |
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errorKan1("%s\n","The number must be 0, 1 or 2."); |
errorKan1("%s\n","The number must be 0, 1 or 2."); |
putUserDictionary2(obj2.lc.str,(obj2.rc.op->lc).ival,(obj2.rc.op->rc).ival, |
putUserDictionary2(obj2.lc.str,(obj2.rc.op->lc).ival,(obj2.rc.op->rc).ival, |
m,CurrentContextp->userDictionary); |
m,CurrentContextp->userDictionary); |
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}else if (strcmp(key,"ostype")==0) { |
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rob = newObjectArray(1); |
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/* Hard encode the OS type. */ |
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#if defined(__CYGWIN__) |
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putoa(rob,0,KpoString("windows")); |
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#else |
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putoa(rob,0,KpoString("unix")); |
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#endif |
} |
} |
#include "plugin.hh" |
#include "plugin.hh" |
else{ |
else{ |