File: [local] / OpenXM / src / kan96xx / Kan / ext.c (download)
Revision 1.50, Tue Oct 6 11:33:46 2020 UTC (3 years, 7 months ago) by takayama
Branch: MAIN
CVS Tags: HEAD
Changes since 1.49: +4 -2
lines
All causes of the warnings are fixed.
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/* $OpenXM: OpenXM/src/kan96xx/Kan/ext.c,v 1.50 2020/10/06 11:33:46 takayama Exp $ */
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/wait.h>
#include <sys/time.h>
#include <time.h>
#include "datatype.h"
#include "stackm.h"
#include "extern.h"
#include "extern2.h"
#include <signal.h>
#include "plugin.h"
#include "kclass.h"
#include <ctype.h>
#include <errno.h>
#include <regex.h>
#include "ox_pathfinder.h"
#include "mysig.h"
void cmoDumpCmo(struct object ob); /* defined in ../plugin/cmo0.h */
extern int Quiet;
extern char **environ;
extern char *MsgSourceTrace;
#define MYCP_SIZE 100
static int Mychildren[MYCP_SIZE];
static int Mycp = 0;
static int Verbose_mywait = 0;
static void mywait() {
int status;
int pid;
int i,j;
/* mysignal(SIGCHLD,SIG_IGN); */
pid = wait(&status);
if ((!Quiet) && (Verbose_mywait)) fprintf(stderr,"Child process %d is exiting.\n",pid);
for (i=0; i<Mycp; i++) {
if (Mychildren[i] == pid) {
for (j=i; j<Mycp-1; j++) {
Mychildren[j] = Mychildren[j+1];
}
if (Mycp > 0) Mycp--;
}
}
mysignal(SIGCHLD,mywait);
}
#define SIZE_OF_ENVSTACK 5
#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 void pushEnv(JMP_BUF jb) {
if (Envp < SIZE_OF_ENVSTACK) {
*(EnvStack[Envp]) = *jb;
Envp++;
}else{
fprintf(stderr,"Overflow of EnvStack.\n");
exit(2);
}
}
static void popEnv(JMP_BUF jbp) {
if (Envp <= 0) {
fprintf(stderr,"Underflow of EnvStack.\n");
exit(3);
}else{
Envp--;
*jbp = *EnvStack[Envp];
}
}
static char *ext_generateUniqueFileName(char *s)
{
char *t;
int i;
struct stat statbuf;
t = (char *)sGC_malloc(sizeof(char)*strlen(s)+4+2);
for (i=0; i<1000; i++) {
/* Give up if we failed for 1000 names. */
sprintf(t,"%s.%d",s,i);
/* if (phc_overwrite) return(t); */
if (stat(t,&statbuf) < 0) {
return(t);
}
}
errorKan1("%s\n","ext_generateUniqueFileName: could not generate a unique file name. Exhausted all the names.");
return(NULL);
}
static struct object oregexec(struct object oregex,struct object ostrArray,struct object oflag);
struct object Kextension(struct object obj)
{
char *key;
int size;
struct object keyo = OINIT;
struct object rob = NullObject;
struct object obj1 = OINIT;
struct object obj2 = OINIT;
struct object obj3 = OINIT;
struct object obj4 = OINIT;
int m,i,pid, uid;
int argListc, fdListc;
char *abc;
char *abc2;
extern struct context *CurrentContextp;
struct timeval tm;
#if (__CYGWIN__)
extern sigjmp_buf EnvOfStackMachine;
#else
extern jmp_buf EnvOfStackMachine;
#endif
extern void ctrlC();
extern int SigIgn;
extern int DebugCMO;
extern int OXprintMessage;
struct stat buf;
char **argv;
FILE *fp;
void (*oldsig)();
extern int SecureMode;
extern char *UD_str;
extern int UD_attr;
if (obj.tag != Sarray) errorKan1("%s\n","Kextension(): The argument must be an array.");
size = getoaSize(obj);
if (size < 1) errorKan1("%s\n","Kextension(): Empty array.");
keyo = getoa(obj,0);
if (keyo.tag != Sdollar) errorKan1("%s\n","Kextension(): No key word.");
key = KopString(keyo);
/* branch by they key word. */
if (strcmp(key,"parse")==0) {
if (size != 2) errorKan1("%s\n","[(parse) string] extension.");
obj1 = getoa(obj,1);
if (obj1.tag != Sdollar) errorKan1("%s\n","[(parse) string] extension");
pushEnv(EnvOfStackMachine);
m = KSexecuteString(obj1.lc.str);
/* This is critical area. If you catch ctrl-c here, program crashes. */
oldsig = mysignal(SIGINT,SIG_IGN);
popEnv(EnvOfStackMachine);
/* OK! We passed the critical area. */
mysignal(SIGINT,oldsig);
rob = KpoInteger(m);
}else if (strcmp(key,"getpid") == 0) {
rob = KpoInteger( (int) getpid() );
}else if (strcmp(key,"flush") == 0) {
/* fflush(NULL); */
fflush(stdout);
rob.tag = Snull;
}else if (strcmp(key,"chattrs")==0) {
if (size != 2) errorKan1("%s\n","[(chattrs) num] extension.");
obj1 = getoa(obj,1);
if (obj1.tag != Sinteger) errorKan1("%s\n","[(chattrs) num] extension.");
m = KopInteger(obj1);
/* if (!( m == 0 || m == PROTECT || m == ABSOLUTE_PROTECT || m == ATTR_INFIX))
errorKan1("%s\n","The number must be 0, 1 or 2.");*/
putUserDictionary2((char *)NULL,0,0,m | SET_ATTR_FOR_ALL_WORDS,
CurrentContextp->userDictionary);
}else if (strcmp(key,"or_attrs")==0) {
if (size != 2) errorKan1("%s\n","[(or_attrs) num] extension.");
obj1 = getoa(obj,1);
if (obj1.tag != Sinteger) errorKan1("%s\n","[(or_attrs) num] extension.");
m = KopInteger(obj1);
putUserDictionary2((char *)NULL,0,0,m | OR_ATTR_FOR_ALL_WORDS,
CurrentContextp->userDictionary);
}else if (strcmp(key,"keywords")==0) {
if (size != 1) errorKan1("%s\n","[(keywords)] extension.");
rob = showSystemDictionary(1);
/* }else if (strcmp(key,"fork0")==0) {
if (size != 2) errorKan1("%s\n","[(fork0) sss] extension.");
m = fork();
if (m>0) { rob = KpoInteger(m); }
else {
system(KopString(getoa(obj,1))); exit(0);
} */
}else if (strcmp(key,"date")==0) {
if (size != 1) errorKan1("%s\n","[(date)] extension.");
gettimeofday(&tm,NULL);
rob = KpoString(ctime((time_t *)&(tm.tv_sec)));
}else if (strcmp(key,"defaultPolyRing")==0) {
if (size != 2) errorKan1("%s\n","[(defaultPolyRing) n] extension.");
rob = KdefaultPolyRing(getoa(obj,1));
}else if (strcmp(key,"getenv")==0) {
if (size != 2) errorKan1("%s\n","[(getenv) envstr] extension.");
obj1 = getoa(obj,1);
if (obj1.tag != Sdollar) errorKan1("%s\n","[(getenv) envstr] extension");
abc = getenv(KopString(obj1));
#if defined(__CYGWIN__)
if (abc == NULL) {
abc2 = (char *)sGC_malloc(sizeof(char)*(strlen(KopString(obj1))+2));
strcpy(abc2,KopString(obj1));
for (i=0; i<strlen(abc2); i++) {
abc2[i] = toupper(abc2[i]);
}
abc = getenv(abc2);
}
#endif
if (abc == NULL) {
rob = NullObject;
}else{
abc2 = (char *)sGC_malloc(sizeof(char)*(strlen(abc)+2));
strcpy(abc2,abc);
rob = KpoString(abc2);
}
}else if (strcmp(key,"stat")==0) {
if (size != 2) errorKan1("%s\n","[(stat) fname] extension.");
obj1 = getoa(obj,1);
if (obj1.tag != Sdollar) errorKan1("%s\n","[(stat) fname] extension ; string fname.");
m = stat(KopString(obj1),&buf);
rob = newObjectArray(2);
if (m == -1) {
/* fail */
obj2 = NullObject;
putoa(rob,0,obj2);
obj3 = newObjectArray(2);
putoa(obj3,0,KpoString("error no"));
putoa(obj3,1,KpoInteger(errno));
putoa(rob,1,obj3);
}else{
/* success */
putoa(rob,0,KpoInteger(0));
obj3 = newObjectArray(1);
putoa(obj3,0,KpoInteger((int) buf.st_size));
putoa(rob,1,obj3); /* We have not yet read buf fully */
}
}else if (strcmp(key,"gethostname")==0) {
abc = (char *)sGC_malloc(sizeof(char)*1024);
if (gethostname(abc,1023) < 0) {
errorKan1("%s\n","hostname could not be obtained.");
}
rob = KpoString(abc);
}else if (strcmp(key,"forkExec")==0) {
if (size != 4) errorKan1("%s\n","[(forkExec) argList fdList sigblock] extension.");
obj1 = getoa(obj,1);
if (obj1.tag == Sdollar) {
obj1 = KstringToArgv(obj1);
}
if (obj1.tag != Sarray) errorKan1("%s\n","[(forkExec) argList fdList sigblock] extension. array argList.");
obj2 = getoa(obj,2);
if (obj2.tag != Sarray) errorKan1("%s\n","[(forkExec) argList fdList sigblock] extension. array fdList.");
obj3 = getoa(obj,3);
if (obj3.tag != Sinteger) errorKan1("%s\n","[(forkExec) argList fdList sigblock] extension. integer sigblock.");
m = KopInteger(obj3); /* m&1 : block ctrl-C. */
argListc = getoaSize(obj1);
fdListc = getoaSize(obj2);
if ((pid = fork()) > 0) {
/* parent */
if (m&2) {
/* Do not call singal to turn around a trouble on cygwin. BUG. */
}else{
mysignal(SIGCHLD,mywait); /* to kill Zombie */
}
Mychildren[Mycp++] = pid;
if (Mycp >= MYCP_SIZE-1) {
errorKan1("%s\n","Child process table is full.\n");
Mycp = 0;
}
rob = KpoInteger(pid);
/* Done */
}else{
/* Child */
for (i=0; i<fdListc; i++) {
/* close the specified files */
close(KopInteger(getoa(obj2,i)));
}
/* execl */
if (m&1) {
{
sigset_t sss;
sigemptyset(&sss);
sigaddset(&sss,SIGINT);
sigprocmask(SIG_BLOCK,&sss,NULL);
}
}
argv = (char **) sGC_malloc(sizeof(char *)*(argListc+1));
if (argv == NULL) {
fprintf(stderr," no more momory. forkExec --- exiting.\n");
_exit(10);
}
for (i=0; i<argListc; i++) {
argv[i] = KopString(getoa(obj1,i));
argv[i+1] = NULL;
}
if (m&4) {
fprintf(stderr,"execv %s\n",argv[0]);
sleep(5);
fprintf(stderr,">>>\n");
}
execve(argv[0],argv,environ);
/* This place will never be reached unless execv fails. */
fprintf(stderr,"forkExec fails: ");
for (i=0; i<argListc; i++) {
fprintf(stderr,"%s ",argv[i]);
}
fprintf(stderr,"\nExiting, but staying as Zombie.\n");
_exit(10);
}
}else if (strcmp(key,"getchild")==0) {
if (size != 1) errorKan1("%s\n","[(getchild)] extension.");
rob = newObjectArray(Mycp);
for (i=0; i<Mycp; i++) {
putoa(rob,i,KpoInteger(Mychildren[i]));
}
}else if (strcmp(key,"getUniqueFileName")==0) {
if (size != 2) errorKan1("%s\n","[(getUniqueFileName) path] extension.");
obj1 = getoa(obj,1);
if (obj1.tag != Sdollar) errorKan1("%s\n","[(getUniqueFileName) path] extension. path must be a string.");
rob = KpoString(ext_generateUniqueFileName(KopString(obj1)));
}else if (strcmp(key,"outputObjectToFile")==0) {
if (size != 3) errorKan1("%s\n","[(outputObjectToFile) path obj] extension.");
obj1 = getoa(obj,1);
if (obj1.tag != Sdollar) errorKan1("%s\n","[(outputObjectToFile) path obj] extension. path must be a string.");
obj2 = getoa(obj,2);
fp = fopen(KopString(obj1),"w");
if (fp == NULL) errorKan1("%s\n","[(outputObjectToFile) path object] extension : could not open the path.");
printObject(obj2,0,fp);
fclose(fp);
rob = NullObject;
}else if (strcmp(key,"getAttributeList")==0) {
if (size != 2) errorKan1("%s\n","[(getAttributeList) ob] extension rob");
rob = KgetAttributeList(getoa(obj,1));
}else if (strcmp(key,"setAttributeList")==0) {
if (size != 3) errorKan1("%s\n","[(setAttributeList) ob attrlist] extension rob");
rob = KsetAttributeList(getoa(obj,1), getoa(obj,2));
}else if (strcmp(key,"getAttribute")==0) {
if (size != 3) errorKan1("%s\n","[(getAttribute) ob key] extension rob");
rob = KgetAttribute(getoa(obj,1),getoa(obj,2));
}else if (strcmp(key,"setAttribute")==0) {
if (size != 4) errorKan1("%s\n","[(setAttributeList) ob key value] extension rob");
rob = KsetAttribute(getoa(obj,1), getoa(obj,2),getoa(obj,3));
}else if (strcmp(key,"hilbert")==0) {
if (size != 3) errorKan1("%s\n","[(hilbert) obgb obvlist] extension.");
rob = hilberto(getoa(obj,1),getoa(obj,2));
}else if (strcmp(key,"nobody") == 0) {
uid = getuid();
if (uid == 0) {
#define NOBODY 65534
/* If I'm a super user, then change uid to nobody. */
if (setuid(NOBODY) != 0) {
fprintf(stderr,"Failed to change uid to nobody (%d)\n",NOBODY);
exit(10);
}
fprintf(stderr,"uid is changed to nobody (%d).\n",NOBODY);
rob.tag = Snull;
}
}else if (strcmp(key,"chattr")==0) {
if (size != 3) errorKan1("%s\n","[(chattr) num symbol] extension.");
obj1 = getoa(obj,1);
obj2 = getoa(obj,2);
if (obj1.tag != Sinteger) errorKan1("%s\n","[(chattr) num symbol] extension.");
if (obj2.tag != Sstring) errorKan1("%s\n","[(chattr) num symbol] extension.");
m = KopInteger(obj1);
/* if (!( m == 0 || m == PROTECT || m == ABSOLUTE_PROTECT || m == ATTR_INFIX))
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,
m,CurrentContextp->userDictionary);
}else if (strcmp(key,"or_attr")==0) {
if (size != 3) errorKan1("%s\n","[(or_attr) num symbol] extension.");
obj1 = getoa(obj,1);
obj2 = getoa(obj,2);
if (obj1.tag != Sinteger) errorKan1("%s\n","[(or_attr) num symbol] extension.");
if (obj2.tag != Sstring) errorKan1("%s\n","[(or_attr) num symbol] extension.");
m = KopInteger(obj1);
rob = KfindUserDictionary(obj2.lc.str);
if (rob.tag != NoObject.tag) {
if (strcmp(UD_str,obj2.lc.str) == 0) {
m |= UD_attr;
}else errorKan1("%s\n","or_attr: internal error.");
}
rob = KpoInteger(m);
putUserDictionary2(obj2.lc.str,(obj2.rc.op->lc).ival,(obj2.rc.op->rc).ival,
m,CurrentContextp->userDictionary);
}else if (strcmp(key,"getattr")==0) {
if (size != 2) errorKan1("%s\n","[(getattr) symbol] extension.");
obj1 = getoa(obj,1);
if (obj1.tag != Sstring) errorKan1("%s\n","[(getattr) symbol] extension.");
rob = KfindUserDictionary(obj1.lc.str);
if (rob.tag != NoObject.tag) {
if (strcmp(UD_str,obj1.lc.str) == 0) {
rob = KpoInteger(UD_attr);
}else errorKan1("%s\n","getattr: internal error.");
}else rob = NullObject;
}else if (strcmp(key,"getServerEnv")==0) {
if (size != 2) errorKan1("%s\n","[(getServerEnv) serverName] extension.");
obj1 = getoa(obj,1);
if (obj1.tag != Sdollar) errorKan1("%s\n","[(getServerEnv) serverName] extension.");
{
char **se; int ii; int nn;
char **getServerEnv(char *);
se = getServerEnv(KopString(obj1));
if (se == NULL) {
debugServerEnv(KopString(obj1));
rob = NullObject;
}else{
for (ii=0,nn=0; se[ii] != NULL; ii++) nn++;
rob = newObjectArray(nn);
for (ii=0; ii<nn; ii++) {
putoa(rob,ii,KpoString(se[ii]));
}
}
}
}else if (strcmp(key,"read")==0) {
if (size != 3) errorKan1("%s\n","[(read) fd size] extension.");
obj1 = getoa(obj,1);
if (obj1.tag != Sinteger) errorKan1("%s\n","[(read) fd size] extension. fd must be an integer.");
obj2 = getoa(obj,2);
if (obj2.tag != Sinteger) errorKan1("%s\n","[(read) fd size] extension. size must be an integer.");
{
int total, n, fd;
char *s; char *s0;
fd = KopInteger(obj1);
total = KopInteger(obj2);
if (total <= 0) errorKan1("%s\n","[(read) ...]; negative size has not yet been implemented.");
/* Return a string. todo: implement SbyteArray case. */
s0 = s = (char *) sGC_malloc(total+1);
if (s0 == NULL) errorKan1("%s\n","[(read) ...]; no more memory.");
while (total >0) {
n = read(fd, s, total);
if (n < 0) { perror("read"); errorKan1("%s\n","[(read) ...]; read error.");}
s[n] = 0;
total -= n; s = &(s[n]);
}
rob = KpoString(s0);
}
}else if (strcmp(key,"regionMatches")==0) {
if (size != 3) errorKan1("%s\n","[(regionMatches) str strArray] extension.");
obj1 = getoa(obj,1);
if (obj1.tag != Sdollar) errorKan1("%s\n","[(regionMatches) str strArray] extension. str must be a string.");
obj2 = getoa(obj,2);
if (obj2.tag != Sarray) errorKan1("%s\n","[(regionMatches) str strArray] extension. strArray must be an array.");
rob = KregionMatches(obj1,obj2);
}else if (strcmp(key,"newVector")==0) {
if (size != 2) errorKan1("%s\n","[(newVector) m] extension.");
obj1 = getoa(obj,1);
if (obj1.tag != Sinteger) errorKan1("%s\n","[(newVector) m] extension. m must be an integer.");
rob = newObjectArray(KopInteger(obj1));
}else if (strcmp(key,"newMatrix")==0) {
if (size != 3) errorKan1("%s\n","[(newMatrix) m n] extension.");
obj1 = getoa(obj,1);
if (obj1.tag != Sinteger) errorKan1("%s\n","[(newMatrix) m n] extension. m must be an integer.");
obj2 = getoa(obj,2);
if (obj2.tag != Sinteger) errorKan1("%s\n","[(newMatrix) m n] extension. n must be an integer.");
rob = newObjectArray(KopInteger(obj1));
for (i=0; i<KopInteger(obj1); i++) {
putoa(rob,i,newObjectArray(KopInteger(obj2)));
}
}else if (strcmp(key,"ooPower")==0) {
if (size != 3) errorKan1("%s\n","[(ooPower) a b] extension.");
obj1 = getoa(obj,1);
obj2 = getoa(obj,2);
rob = KooPower(obj1,obj2);
}else if (strcmp(key,"Krest")==0) {
if (size != 2) errorKan1("%s\n","[(Krest) a] extension b");
obj1 = getoa(obj,1);
rob = Krest(obj1);
}else if (strcmp(key,"Kjoin")==0) {
if (size != 3) errorKan1("%s\n","[(Kjoin) a b] extension c");
obj1 = getoa(obj,1);
obj2 = getoa(obj,2);
rob = Kjoin(obj1,obj2);
}else if (strcmp(key,"ostype")==0) {
/* Hard encode the OS type. cpp -dM /dev/null */
#if defined(__CYGWIN__)
rob = newObjectArray(1);
putoa(rob,0,KpoString("windows"));
#else
rob = newObjectArray(2);
putoa(rob,0,KpoString("unix"));
#if defined(__APPLE__)
putoa(rob,1,KpoString("mac"));
#else
putoa(rob,1,KpoString("generic"));
#endif
#endif
}else if (strcmp(key,"stringToArgv")==0) {
if (size != 2) errorKan1("%s\n","[(stringToArgv) a ] extension b");
obj1 = getoa(obj,1);
if (obj1.tag != Sdollar) errorKan1("%s\n","[(stringToArgv) a ] extension b, a must be a string.");
rob = KstringToArgv(obj1);
}else if (strcmp(key,"stringToArgv2")==0) {
if (size != 3) errorKan1("%s\n","[(stringToArgv2) str separator] extension b");
obj1 = getoa(obj,1);
obj2 = getoa(obj,2);
rob = KstringToArgv2(obj1,obj2);
}else if (strcmp(key,"traceClearStack")==0) {
traceClearStack();
rob = NullObject;
}else if (strcmp(key,"traceShowStack")==0) {
char *ssst;
ssst = traceShowStack();
if (ssst != NULL) {
rob = KpoString(ssst);
}else{
rob = NullObject;
}
}else if (strcmp(key,"traceShowScannerBuf")==0) {
char *ssst;
ssst = MsgSourceTrace;
if (ssst != NULL) {
rob = KpoString(ssst);
}else{
rob = NullObject;
}
}else if (strcmp(key,"regexec")==0) {
if ((size != 3) && (size != 4)) errorKan1("%s\n","[(regexec) reg strArray flag(optional)] extension b");
obj1 = getoa(obj,1);
if (obj1.tag != Sdollar) errorKan1("%s\n","regexec, the first argument should be a string (regular expression).");
obj2 = getoa(obj,2);
if (obj2.tag != Sarray) errorKan1("%s\n","regexec, the second argument should be an array of a string.");
if (size == 3) obj3 = newObjectArray(0);
else obj3 = getoa(obj,3);
rob = oregexec(obj1,obj2,obj3);
}else if (strcmp(key,"unlink")==0) {
if (size != 2) errorKan1("%s\n","[(unlink) filename] extension b");
obj1 = getoa(obj,1);
if (obj1.tag != Sdollar) errorKan1("%s\n","unlink, the first argument should be a string (filename).");
rob = KpoInteger(oxDeleteFile(KopString(obj1)));
}else if (strcmp(key,"quiet")==0) {
obj1 = getoa(obj,1);
if (obj1.tag != Sinteger) errorKan1("%s\n","quiet, the first argument should be an integer.");
Quiet = KopInteger(obj1);
rob = obj1;
}
#include "plugin.hh"
#include "Kclass/tree.hh"
else{
fprintf(stderr,"key=%s; ",key);
errorKan1("%s\n","Unknown key for extension.");
}
return(rob);
}
struct object KregionMatches(struct object sobj, struct object keyArray)
{
struct object rob = OINIT;
int n,i,j,m,keyn;
char *s,*key;
rob = newObjectArray(3);
getoa(rob,0) = KpoInteger(-1);
getoa(rob,1) = NullObject;
getoa(rob,2) = NullObject;
if (sobj.tag != Sdollar) return rob;
if (keyArray.tag != Sarray) return rob;
n = getoaSize(keyArray);
for (i=0; i<n; i++) {
if (getoa(keyArray,i).tag != Sdollar) { return rob; }
}
s = KopString(sobj);
m = strlen(s);
for (i=0; i<n; i++) {
key = KopString(getoa(keyArray,i));
keyn = strlen(key);
for (j=0; j<m; j++) {
if (strncmp(&(s[j]),key,keyn) == 0) {
getoa(rob,0) = KpoInteger(j);
getoa(rob,1) = KpoString(key);
getoa(rob,2) = KpoInteger(i);
return rob;
}
}
}
return rob;
}
static struct object oregexec(struct object oregex,struct object ostrArray,struct object oflag) {
struct object rob = OINIT;
struct object ob = OINIT;
int n,i,j,m,keyn,cflag,eflag,er;
char *regex;
regex_t preg;
char *s;
char *mbuf; int mbufSize;
#define REGMATCH_SIZE 100
regmatch_t pmatch[100]; size_t nmatch;
int size;
nmatch = (size_t) REGMATCH_SIZE;
rob = newObjectArray(0);
mbufSize = 1024;
if (oregex.tag != Sdollar) return rob;
if (ostrArray.tag != Sarray) return rob;
n = getoaSize(ostrArray);
for (i=0; i<n; i++) {
if (getoa(ostrArray,i).tag != Sdollar) { return rob; }
}
if (oflag.tag != Sarray) errorKan1("%s\n","oregexec: oflag should be an array of integers.");
cflag = eflag = 0;
oflag = Kto_int32(oflag);
for (i=0; i<getoaSize(oflag); i++) {
ob = getoa(oflag,i);
if (ob.tag != Sinteger) errorKan1("%s\n","oregexec: oflag is not an array of integers.");
if (i == 0) cflag = KopInteger(ob);
if (i == 1) eflag = KopInteger(ob);
}
regex = KopString(oregex);
if (er=regcomp(&preg,regex,cflag)) {
mbuf = (char *) sGC_malloc(mbufSize);
if (mbuf == NULL) errorKan1("%s\n","No more memory.");
regerror(er,&preg,mbuf,mbufSize-1);
errorKan1("regcomp error: %s\n",mbuf);
}
size = 0; /* We should use list instead of counting the size. */
for (i=0; i<n; i++) {
s = KopString(getoa(ostrArray,i));
er=regexec(&preg,s,nmatch,pmatch,eflag);
if ((er != 0) && (er != REG_NOMATCH)) {
mbuf = (char *) sGC_malloc(mbufSize);
if (mbuf == NULL) errorKan1("%s\n","No more memory.");
regerror(er,&preg,mbuf,mbufSize-1);
errorKan1("regcomp error: %s\n",mbuf);
}
if (er == 0) size++;
}
rob = newObjectArray(size);
size = 0;
for (i=0; i<n; i++) {
s = KopString(getoa(ostrArray,i));
er=regexec(&preg,s,nmatch,pmatch,eflag);
if ((er != 0) && (er != REG_NOMATCH)) {
mbuf = (char *) sGC_malloc(mbufSize);
if (mbuf == NULL) errorKan1("%s\n","No more memory.");
regerror(er,&preg,mbuf,mbufSize-1);
errorKan1("regcomp error: %s\n",mbuf);
}
if (er == 0) {
ob = newObjectArray(3);
putoa(ob,0,KpoString(s));
/* temporary */
putoa(ob,1,KpoInteger((int) (pmatch[0].rm_so)));
putoa(ob,2,KpoInteger((int) (pmatch[0].rm_eo)));
putoa(rob,size,ob);
size++;
}
}
regfree(&preg);
return rob;
}
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