| version 1.5, 2001/05/04 01:06:23 |
version 1.9, 2002/02/24 10:27:18 |
|
|
| /* $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() { |
|
| Line 35 static void mywait() { |
|
| } |
} |
| |
|
| #define SIZE_OF_ENVSTACK 5 |
#define SIZE_OF_ENVSTACK 5 |
| static jmp_buf EnvStack[SIZE_OF_ENVSTACK]; |
#if defined(__CYGWIN__) |
| |
#define JMP_BUF sigjmp_buf |
| |
#else |
| |
#define JMP_BUF jmp_buf |
| |
#endif |
| |
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) { |
|
| Line 51 static void pushEnv(jmp_buf jb) { |
|
| 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) |
|
| Line 86 struct object Kextension(struct object obj) |
|
| 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; |
| |
#if (__CYGWIN__) |
| |
extern sigjmp_buf EnvOfStackMachine; |
| |
#else |
| extern jmp_buf EnvOfStackMachine; |
extern jmp_buf EnvOfStackMachine; |
| |
#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) |
|
| Line 197 struct object Kextension(struct object obj) |
|
| 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. */ |
| |
}else{ |
| |
signal(SIGCHLD,mywait); /* to kill Zombie */ |
| |
} |
| |
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) |
|
| Line 221 struct object Kextension(struct object obj) |
|
| 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) |
|
| Line 238 struct object Kextension(struct object obj) |
|
| argv[i] = KopString(getoa(obj1,i)); |
argv[i] = KopString(getoa(obj1,i)); |
| argv[i+1] = NULL; |
argv[i+1] = NULL; |
| } |
} |
| |
|
| |
if (m&4) { |
| |
fprintf(stderr,"execv %s\n",argv[0]); |
| |
sleep(5); |
| |
fprintf(stderr,">>>\n"); |
| |
} |
| 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) |
|
| Line 288 struct object Kextension(struct object obj) |
|
| 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); |
| |
}else if (strcmp(key,"ostype")==0) { |
| |
rob = newObjectArray(1); |
| |
/* Hard encode the OS type. */ |
| |
#if defined(__CYGWIN__) |
| |
putoa(rob,0,KpoString("windows")); |
| |
#else |
| |
putoa(rob,0,KpoString("unix")); |
| |
#endif |
| } |
} |
| #include "plugin.hh" |
#include "plugin.hh" |
| else{ |
else{ |