version 1.6, 2001/08/09 22:13:58 |
version 1.20, 2003/12/04 07:49:24 |
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/* $OpenXM: OpenXM/src/kan96xx/Kan/ext.c,v 1.5 2001/05/04 01:06:23 takayama Exp $ */ |
/* $OpenXM: OpenXM/src/kan96xx/Kan/ext.c,v 1.19 2003/12/03 01:21:43 takayama Exp $ */ |
#include <stdio.h> |
#include <stdio.h> |
#include <sys/types.h> |
#include <sys/types.h> |
#include <sys/stat.h> |
#include <sys/stat.h> |
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#include "extern2.h" |
#include "extern2.h" |
#include <signal.h> |
#include <signal.h> |
#include "plugin.h" |
#include "plugin.h" |
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#include "kclass.h" |
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#include <ctype.h> |
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#include "ox_pathfinder.h" |
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extern char **environ; |
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#define MYCP_SIZE 100 |
#define MYCP_SIZE 100 |
static int Mychildren[MYCP_SIZE]; |
static int Mychildren[MYCP_SIZE]; |
static int Mycp = 0; |
static int Mycp = 0; |
Line 20 static void mywait() { |
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Line 25 static void mywait() { |
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int status; |
int status; |
int pid; |
int pid; |
int i,j; |
int i,j; |
signal(SIGCHLD,SIG_IGN); |
/* signal(SIGCHLD,SIG_IGN); */ |
pid = wait(&status); |
pid = wait(&status); |
fprintf(stderr,"Child process %d is exiting.\n",pid); |
fprintf(stderr,"Child process %d is exiting.\n",pid); |
for (i=0; i<Mycp; i++) { |
for (i=0; i<Mycp; i++) { |
Line 35 static void mywait() { |
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Line 40 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 56 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 91 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,pid; |
int m,i,pid, uid; |
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 152 struct object Kextension(struct object obj) |
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Line 166 struct object Kextension(struct object obj) |
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obj1 = getoa(obj,1); |
obj1 = getoa(obj,1); |
if (obj1.tag != Sdollar) errorKan1("%s\n","[(getenv) envstr] extension"); |
if (obj1.tag != Sdollar) errorKan1("%s\n","[(getenv) envstr] extension"); |
abc = getenv(KopString(obj1)); |
abc = getenv(KopString(obj1)); |
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#if defined(__CYGWIN__) |
if (abc == NULL) { |
if (abc == NULL) { |
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abc2 = (char *)sGC_malloc(sizeof(char)*(strlen(KopString(obj1))+2)); |
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strcpy(abc2,KopString(obj1)); |
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for (i=0; i<strlen(abc2); i++) { |
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abc2[i] = toupper(abc2[i]); |
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} |
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abc = getenv(abc2); |
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} |
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#endif |
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if (abc == NULL) { |
rob = NullObject; |
rob = NullObject; |
}else{ |
}else{ |
abc2 = (char *)sGC_malloc(sizeof(char)*(strlen(abc)+2)); |
abc2 = (char *)sGC_malloc(sizeof(char)*(strlen(abc)+2)); |
Line 183 struct object Kextension(struct object obj) |
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Line 207 struct object Kextension(struct object obj) |
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}else if (strcmp(key,"forkExec")==0) { |
}else if (strcmp(key,"forkExec")==0) { |
if (size != 4) errorKan1("%s\n","[(forkExec) argList fdList sigblock] extension."); |
if (size != 4) errorKan1("%s\n","[(forkExec) argList fdList sigblock] extension."); |
obj1 = getoa(obj,1); |
obj1 = getoa(obj,1); |
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if (obj1.tag == Sdollar) { |
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obj1 = KstringToArgv(obj1); |
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} |
if (obj1.tag != Sarray) errorKan1("%s\n","[(forkExec) argList fdList sigblock] extension. array argList."); |
if (obj1.tag != Sarray) errorKan1("%s\n","[(forkExec) argList fdList sigblock] extension. array argList."); |
obj2 = getoa(obj,2); |
obj2 = getoa(obj,2); |
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 ((pid = fork()) > 0) { |
if ((pid = fork()) > 0) { |
/* parent */ |
/* parent */ |
if (m&3) { |
if (m&2) { |
/* Do not call singal to turn around a trouble on cygwin. BUG. */ |
/* Do not call singal to turn around a trouble on cygwin. BUG. */ |
}else{ |
}else{ |
signal(SIGCHLD,mywait); /* to kill Zombie */ |
signal(SIGCHLD,mywait); /* to kill Zombie */ |
Line 212 struct object Kextension(struct object obj) |
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Line 239 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) == 1) { |
if (m&1) { |
{ |
{ |
sigset_t sss; |
sigset_t sss; |
sigemptyset(&sss); |
sigemptyset(&sss); |
Line 229 struct object Kextension(struct object obj) |
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Line 256 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; |
} |
} |
execv(argv[0],argv); |
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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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} |
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execve(argv[0],argv,environ); |
/* 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: "); |
for (i=0; i<argListc; i++) { |
for (i=0; i<argListc; i++) { |
Line 262 struct object Kextension(struct object obj) |
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Line 295 struct object Kextension(struct object obj) |
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}else if (strcmp(key,"hilbert")==0) { |
}else if (strcmp(key,"hilbert")==0) { |
if (size != 3) errorKan1("%s\n","[(hilbert) obgb obvlist] extension."); |
if (size != 3) errorKan1("%s\n","[(hilbert) obgb obvlist] extension."); |
rob = hilberto(getoa(obj,1),getoa(obj,2)); |
rob = hilberto(getoa(obj,1),getoa(obj,2)); |
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}else if (strcmp(key,"nobody") == 0) { |
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uid = getuid(); |
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if (uid == 0) { |
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#define NOBODY 65534 |
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/* If I'm a super user, then change uid to nobody. */ |
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if (setuid(NOBODY) != 0) { |
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fprintf(stderr,"Failed to change uid to nobody (%d)\n",NOBODY); |
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exit(10); |
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} |
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fprintf(stderr,"uid is changed to nobody (%d).\n",NOBODY); |
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rob.tag = Snull; |
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} |
}else if (strcmp(key,"chattr")==0) { |
}else if (strcmp(key,"chattr")==0) { |
if (size != 3) errorKan1("%s\n","[(chattr) num symbol] extension."); |
if (size != 3) errorKan1("%s\n","[(chattr) num symbol] extension."); |
obj1 = getoa(obj,1); |
obj1 = getoa(obj,1); |
Line 273 struct object Kextension(struct object obj) |
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Line 318 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,"getServerEnv")==0) { |
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if (size != 2) errorKan1("%s\n","[(getServerEnv) serverName] extension."); |
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obj1 = getoa(obj,1); |
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if (obj1.tag != Sdollar) errorKan1("%s\n","[(getServerEnv) serverName] extension."); |
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{ |
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char **se; int ii; int nn; |
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se = getServerEnv(KopString(obj1)); |
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if (se == NULL) { |
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debugServerEnv(KopString(obj1)); |
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rob = NullObject; |
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}else{ |
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for (ii=0,nn=0; se[ii] != NULL; ii++) nn++; |
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rob = newObjectArray(nn); |
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for (ii=0; ii<nn; ii++) { |
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putoa(rob,ii,KpoString(se[ii])); |
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} |
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} |
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} |
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}else if (strcmp(key,"regionMatches")==0) { |
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if (size != 3) errorKan1("%s\n","[(regionMatches) str strArray] extension."); |
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obj1 = getoa(obj,1); |
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if (obj1.tag != Sdollar) errorKan1("%s\n","[(regionMatches) str strArray] extension. str must be a string."); |
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obj2 = getoa(obj,2); |
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if (obj2.tag != Sarray) errorKan1("%s\n","[(regionMatches) str strArray] extension. strArray must be an array."); |
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rob = KregionMatches(obj1,obj2); |
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}else if (strcmp(key,"newVector")==0) { |
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if (size != 2) errorKan1("%s\n","[(newVector) m] extension."); |
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obj1 = getoa(obj,1); |
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if (obj1.tag != Sinteger) errorKan1("%s\n","[(newVector) m] extension. m must be an integer."); |
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rob = newObjectArray(KopInteger(obj1)); |
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}else if (strcmp(key,"newMatrix")==0) { |
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if (size != 3) errorKan1("%s\n","[(newMatrix) m n] extension."); |
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obj1 = getoa(obj,1); |
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if (obj1.tag != Sinteger) errorKan1("%s\n","[(newMatrix) m n] extension. m must be an integer."); |
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obj2 = getoa(obj,2); |
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if (obj2.tag != Sinteger) errorKan1("%s\n","[(newMatrix) m n] extension. n must be an integer."); |
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rob = newObjectArray(KopInteger(obj1)); |
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for (i=0; i<KopInteger(obj1); i++) { |
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putoa(rob,i,newObjectArray(KopInteger(obj2))); |
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} |
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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" |
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#include "Kclass/tree.hh" |
else{ |
else{ |
errorKan1("%s\n","Unknown tag for extension."); |
errorKan1("%s\n","Unknown tag for extension."); |
} |
} |
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return(rob); |
return(rob); |
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} |
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struct object KregionMatches(struct object sobj, struct object keyArray) |
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{ |
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struct object rob; |
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int n,i,j,m,keyn; |
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char *s,*key; |
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rob = newObjectArray(3); |
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getoa(rob,0) = KpoInteger(-1); |
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getoa(rob,1) = NullObject; |
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getoa(rob,2) = NullObject; |
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if (sobj.tag != Sdollar) return rob; |
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if (keyArray.tag != Sarray) return rob; |
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n = getoaSize(keyArray); |
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for (i=0; i<n; i++) { |
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if (getoa(keyArray,i).tag != Sdollar) { return rob; } |
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} |
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s = KopString(sobj); |
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m = strlen(s); |
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for (i=0; i<n; i++) { |
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key = KopString(getoa(keyArray,i)); |
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keyn = strlen(key); |
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for (j=0; j<m; j++) { |
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if (strncmp(&(s[j]),key,keyn) == 0) { |
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getoa(rob,0) = KpoInteger(j); |
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getoa(rob,1) = KpoString(key); |
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getoa(rob,2) = KpoInteger(i); |
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return rob; |
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} |
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} |
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} |
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return rob; |
} |
} |
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