Annotation of OpenXM/src/kan96xx/Kan/ext.c, Revision 1.45
1.45 ! takayama 1: /* $OpenXM: OpenXM/src/kan96xx/Kan/ext.c,v 1.44 2013/09/22 01:26:07 takayama Exp $ */
1.1 maekawa 2: #include <stdio.h>
1.38 ohara 3: #include <string.h>
1.1 maekawa 4: #include <sys/types.h>
5: #include <sys/stat.h>
6: #include <fcntl.h>
7: #include <stdlib.h>
8: #include <unistd.h>
9: #include <sys/wait.h>
1.44 takayama 10: #include <sys/time.h>
11: #include <time.h>
1.1 maekawa 12: #include "datatype.h"
13: #include "stackm.h"
14: #include "extern.h"
15: #include "extern2.h"
16: #include <signal.h>
17: #include "plugin.h"
1.17 takayama 18: #include "kclass.h"
1.10 takayama 19: #include <ctype.h>
1.22 takayama 20: #include <errno.h>
1.30 takayama 21: #include <regex.h>
1.15 takayama 22: #include "ox_pathfinder.h"
1.1 maekawa 23:
1.23 takayama 24: extern int Quiet;
1.14 takayama 25: extern char **environ;
1.39 takayama 26: extern char *MsgSourceTrace;
1.14 takayama 27:
1.1 maekawa 28: #define MYCP_SIZE 100
29: static int Mychildren[MYCP_SIZE];
30: static int Mycp = 0;
1.26 takayama 31: static int Verbose_mywait = 0;
1.1 maekawa 32: static void mywait() {
33: int status;
34: int pid;
35: int i,j;
1.20 takayama 36: /* signal(SIGCHLD,SIG_IGN); */
1.1 maekawa 37: pid = wait(&status);
1.26 takayama 38: if ((!Quiet) && (Verbose_mywait)) fprintf(stderr,"Child process %d is exiting.\n",pid);
1.1 maekawa 39: for (i=0; i<Mycp; i++) {
40: if (Mychildren[i] == pid) {
41: for (j=i; j<Mycp-1; j++) {
1.5 takayama 42: Mychildren[j] = Mychildren[j+1];
1.1 maekawa 43: }
44: if (Mycp > 0) Mycp--;
45: }
46: }
47: signal(SIGCHLD,mywait);
48: }
49:
50: #define SIZE_OF_ENVSTACK 5
1.9 takayama 51: #if defined(__CYGWIN__)
52: #define JMP_BUF sigjmp_buf
53: #else
54: #define JMP_BUF jmp_buf
55: #endif
56: static JMP_BUF EnvStack[SIZE_OF_ENVSTACK];
1.1 maekawa 57: static int Envp = 0;
1.9 takayama 58: static void pushEnv(JMP_BUF jb) {
1.1 maekawa 59: if (Envp < SIZE_OF_ENVSTACK) {
60: *(EnvStack[Envp]) = *jb;
61: Envp++;
62: }else{
63: fprintf(stderr,"Overflow of EnvStack.\n");
64: exit(2);
65: }
66: }
1.9 takayama 67: static void popEnv(JMP_BUF jbp) {
1.1 maekawa 68: if (Envp <= 0) {
69: fprintf(stderr,"Underflow of EnvStack.\n");
70: exit(3);
71: }else{
72: Envp--;
73: *jbp = *EnvStack[Envp];
74: }
75: }
76:
77: static char *ext_generateUniqueFileName(char *s)
78: {
79: char *t;
80: int i;
81: struct stat statbuf;
82: t = (char *)sGC_malloc(sizeof(char)*strlen(s)+4+2);
83: for (i=0; i<1000; i++) {
84: /* Give up if we failed for 1000 names. */
85: sprintf(t,"%s.%d",s,i);
86: /* if (phc_overwrite) return(t); */
87: if (stat(t,&statbuf) < 0) {
88: return(t);
89: }
90: }
91: errorKan1("%s\n","ext_generateUniqueFileName: could not generate a unique file name. Exhausted all the names.");
92: return(NULL);
93: }
94:
1.30 takayama 95: static struct object oregexec(struct object oregex,struct object ostrArray,struct object oflag);
96:
1.1 maekawa 97: struct object Kextension(struct object obj)
98: {
99: char *key;
100: int size;
1.36 takayama 101: struct object keyo = OINIT;
1.1 maekawa 102: struct object rob = NullObject;
1.36 takayama 103: struct object obj1 = OINIT;
104: struct object obj2 = OINIT;
105: struct object obj3 = OINIT;
106: struct object obj4 = OINIT;
1.13 takayama 107: int m,i,pid, uid;
1.1 maekawa 108: int argListc, fdListc;
109: char *abc;
110: char *abc2;
111: extern struct context *CurrentContextp;
1.45 ! takayama 112: struct timeval tm;
1.9 takayama 113: #if (__CYGWIN__)
114: extern sigjmp_buf EnvOfStackMachine;
115: #else
1.1 maekawa 116: extern jmp_buf EnvOfStackMachine;
1.9 takayama 117: #endif
1.1 maekawa 118: extern void ctrlC();
119: extern int SigIgn;
120: extern int DebugCMO;
121: extern int OXprintMessage;
122: struct stat buf;
123: char **argv;
124: FILE *fp;
1.3 takayama 125: void (*oldsig)();
126: extern SecureMode;
1.27 takayama 127: extern char *UD_str;
128: extern int UD_attr;
1.1 maekawa 129:
130: if (obj.tag != Sarray) errorKan1("%s\n","Kextension(): The argument must be an array.");
131: size = getoaSize(obj);
132: if (size < 1) errorKan1("%s\n","Kextension(): Empty array.");
133: keyo = getoa(obj,0);
134: if (keyo.tag != Sdollar) errorKan1("%s\n","Kextension(): No key word.");
135: key = KopString(keyo);
136:
137: /* branch by they key word. */
138: if (strcmp(key,"parse")==0) {
139: if (size != 2) errorKan1("%s\n","[(parse) string] extension.");
140: obj1 = getoa(obj,1);
141: if (obj1.tag != Sdollar) errorKan1("%s\n","[(parse) string] extension");
142:
143: pushEnv(EnvOfStackMachine);
144: m = KSexecuteString(obj1.lc.str);
145: /* This is critical area. If you catch ctrl-c here, program crashes. */
146: oldsig = signal(SIGINT,SIG_IGN);
147: popEnv(EnvOfStackMachine);
148: /* OK! We passed the critical area. */
149: signal(SIGINT,oldsig);
150: rob = KpoInteger(m);
151: }else if (strcmp(key,"getpid") == 0) {
152: rob = KpoInteger( (int) getpid() );
153: }else if (strcmp(key,"flush") == 0) {
154: /* fflush(NULL); */
155: fflush(stdout);
156: rob.tag = Snull;
157: }else if (strcmp(key,"chattrs")==0) {
158: if (size != 2) errorKan1("%s\n","[(chattrs) num] extension.");
159: obj1 = getoa(obj,1);
160: if (obj1.tag != Sinteger) errorKan1("%s\n","[(chattrs) num] extension.");
161: m = KopInteger(obj1);
1.28 takayama 162: /* if (!( m == 0 || m == PROTECT || m == ABSOLUTE_PROTECT || m == ATTR_INFIX))
163: errorKan1("%s\n","The number must be 0, 1 or 2.");*/
1.1 maekawa 164: putUserDictionary2((char *)NULL,0,0,m | SET_ATTR_FOR_ALL_WORDS,
1.31 takayama 165: CurrentContextp->userDictionary);
166: }else if (strcmp(key,"or_attrs")==0) {
167: if (size != 2) errorKan1("%s\n","[(or_attrs) num] extension.");
168: obj1 = getoa(obj,1);
169: if (obj1.tag != Sinteger) errorKan1("%s\n","[(or_attrs) num] extension.");
170: m = KopInteger(obj1);
171: putUserDictionary2((char *)NULL,0,0,m | OR_ATTR_FOR_ALL_WORDS,
1.5 takayama 172: CurrentContextp->userDictionary);
1.1 maekawa 173: }else if (strcmp(key,"keywords")==0) {
174: if (size != 1) errorKan1("%s\n","[(keywords)] extension.");
175: rob = showSystemDictionary(1);
176: /* }else if (strcmp(key,"fork0")==0) {
1.5 takayama 177: if (size != 2) errorKan1("%s\n","[(fork0) sss] extension.");
178: m = fork();
179: if (m>0) { rob = KpoInteger(m); }
180: else {
181: system(KopString(getoa(obj,1))); exit(0);
182: } */
1.44 takayama 183: }else if (strcmp(key,"date")==0) {
184: if (size != 1) errorKan1("%s\n","[(date)] extension.");
185: gettimeofday(&tm,NULL);
186: rob = KpoString(ctime(&((time_t)tm.tv_sec)));
1.5 takayama 187: }else if (strcmp(key,"defaultPolyRing")==0) {
188: if (size != 2) errorKan1("%s\n","[(defaultPolyRing) n] extension.");
189: rob = KdefaultPolyRing(getoa(obj,1));
190: }else if (strcmp(key,"getenv")==0) {
191: if (size != 2) errorKan1("%s\n","[(getenv) envstr] extension.");
192: obj1 = getoa(obj,1);
193: if (obj1.tag != Sdollar) errorKan1("%s\n","[(getenv) envstr] extension");
194: abc = getenv(KopString(obj1));
1.10 takayama 195: #if defined(__CYGWIN__)
196: if (abc == NULL) {
1.11 takayama 197: abc2 = (char *)sGC_malloc(sizeof(char)*(strlen(KopString(obj1))+2));
1.10 takayama 198: strcpy(abc2,KopString(obj1));
199: for (i=0; i<strlen(abc2); i++) {
200: abc2[i] = toupper(abc2[i]);
201: }
202: abc = getenv(abc2);
203: }
204: #endif
1.5 takayama 205: if (abc == NULL) {
206: rob = NullObject;
207: }else{
208: abc2 = (char *)sGC_malloc(sizeof(char)*(strlen(abc)+2));
209: strcpy(abc2,abc);
210: rob = KpoString(abc2);
211: }
212: }else if (strcmp(key,"stat")==0) {
213: if (size != 2) errorKan1("%s\n","[(stat) fname] extension.");
214: obj1 = getoa(obj,1);
215: if (obj1.tag != Sdollar) errorKan1("%s\n","[(stat) fname] extension ; string fname.");
216: m = stat(KopString(obj1),&buf);
217: rob = newObjectArray(2);
218: if (m == -1) {
219: /* fail */
220: obj2 = NullObject;
221: putoa(rob,0,obj2);
222: obj3 = newObjectArray(2);
223: putoa(obj3,0,KpoString("error no"));
224: putoa(obj3,1,KpoInteger(errno));
225: putoa(rob,1,obj3);
226: }else{
227: /* success */
228: putoa(rob,0,KpoInteger(0));
229: obj3 = newObjectArray(1);
230: putoa(obj3,0,KpoInteger((int) buf.st_size));
231: putoa(rob,1,obj3); /* We have not yet read buf fully */
232: }
1.32 takayama 233: }else if (strcmp(key,"gethostname")==0) {
234: abc = (char *)sGC_malloc(sizeof(char)*1024);
235: if (gethostname(abc,1023) < 0) {
236: errorKan1("%s\n","hostname could not be obtained.");
237: }
238: rob = KpoString(abc);
1.5 takayama 239: }else if (strcmp(key,"forkExec")==0) {
240: if (size != 4) errorKan1("%s\n","[(forkExec) argList fdList sigblock] extension.");
241: obj1 = getoa(obj,1);
1.14 takayama 242: if (obj1.tag == Sdollar) {
243: obj1 = KstringToArgv(obj1);
244: }
1.5 takayama 245: if (obj1.tag != Sarray) errorKan1("%s\n","[(forkExec) argList fdList sigblock] extension. array argList.");
1.14 takayama 246: obj2 = getoa(obj,2);
1.5 takayama 247: if (obj2.tag != Sarray) errorKan1("%s\n","[(forkExec) argList fdList sigblock] extension. array fdList.");
248: obj3 = getoa(obj,3);
249: if (obj3.tag != Sinteger) errorKan1("%s\n","[(forkExec) argList fdList sigblock] extension. integer sigblock.");
1.7 takayama 250: m = KopInteger(obj3); /* m&1 : block ctrl-C. */
1.5 takayama 251: argListc = getoaSize(obj1);
252: fdListc = getoaSize(obj2);
1.6 takayama 253: if ((pid = fork()) > 0) {
1.5 takayama 254: /* parent */
1.7 takayama 255: if (m&2) {
1.6 takayama 256: /* Do not call singal to turn around a trouble on cygwin. BUG. */
257: }else{
258: signal(SIGCHLD,mywait); /* to kill Zombie */
259: }
260: Mychildren[Mycp++] = pid;
1.5 takayama 261: if (Mycp >= MYCP_SIZE-1) {
262: errorKan1("%s\n","Child process table is full.\n");
263: Mycp = 0;
264: }
1.6 takayama 265: rob = KpoInteger(pid);
1.5 takayama 266: /* Done */
267: }else{
268: /* Child */
269: for (i=0; i<fdListc; i++) {
270: /* close the specified files */
271: close(KopInteger(getoa(obj2,i)));
1.1 maekawa 272: }
1.5 takayama 273: /* execl */
1.7 takayama 274: if (m&1) {
1.5 takayama 275: {
276: sigset_t sss;
277: sigemptyset(&sss);
278: sigaddset(&sss,SIGINT);
279: sigprocmask(SIG_BLOCK,&sss,NULL);
280: }
1.1 maekawa 281: }
1.5 takayama 282: argv = (char **) sGC_malloc(sizeof(char *)*(argListc+1));
283: if (argv == NULL) {
284: fprintf(stderr," no more momory. forkExec --- exiting.\n");
285: _exit(10);
1.1 maekawa 286: }
1.5 takayama 287: for (i=0; i<argListc; i++) {
288: argv[i] = KopString(getoa(obj1,i));
289: argv[i+1] = NULL;
1.7 takayama 290: }
291:
292: if (m&4) {
293: fprintf(stderr,"execv %s\n",argv[0]);
294: sleep(5);
295: fprintf(stderr,">>>\n");
1.1 maekawa 296: }
1.14 takayama 297: execve(argv[0],argv,environ);
1.5 takayama 298: /* This place will never be reached unless execv fails. */
299: fprintf(stderr,"forkExec fails: ");
300: for (i=0; i<argListc; i++) {
301: fprintf(stderr,"%s ",argv[i]);
302: }
303: fprintf(stderr,"\nExiting, but staying as Zombie.\n");
304: _exit(10);
305: }
306: }else if (strcmp(key,"getchild")==0) {
307: if (size != 1) errorKan1("%s\n","[(getchild)] extension.");
308: rob = newObjectArray(Mycp);
309: for (i=0; i<Mycp; i++) {
310: putoa(rob,i,KpoInteger(Mychildren[i]));
1.1 maekawa 311: }
1.5 takayama 312: }else if (strcmp(key,"getUniqueFileName")==0) {
313: if (size != 2) errorKan1("%s\n","[(getUniqueFileName) path] extension.");
314: obj1 = getoa(obj,1);
315: if (obj1.tag != Sdollar) errorKan1("%s\n","[(getUniqueFileName) path] extension. path must be a string.");
316: rob = KpoString(ext_generateUniqueFileName(KopString(obj1)));
317: }else if (strcmp(key,"outputObjectToFile")==0) {
318: if (size != 3) errorKan1("%s\n","[(outputObjectToFile) path obj] extension.");
319: obj1 = getoa(obj,1);
320: if (obj1.tag != Sdollar) errorKan1("%s\n","[(outputObjectToFile) path obj] extension. path must be a string.");
321: obj2 = getoa(obj,2);
322: fp = fopen(KopString(obj1),"w");
323: if (fp == NULL) errorKan1("%s\n","[(outputObjectToFile) path object] extension : could not open the path.");
324: printObject(obj2,0,fp);
325: fclose(fp);
326: rob = NullObject;
1.35 takayama 327: }else if (strcmp(key,"getAttributeList")==0) {
328: if (size != 2) errorKan1("%s\n","[(getAttributeList) ob] extension rob");
329: rob = KgetAttributeList(getoa(obj,1));
1.37 takayama 330: }else if (strcmp(key,"setAttributeList")==0) {
331: if (size != 3) errorKan1("%s\n","[(setAttributeList) ob attrlist] extension rob");
332: rob = KsetAttributeList(getoa(obj,1), getoa(obj,2));
1.35 takayama 333: }else if (strcmp(key,"getAttribute")==0) {
334: if (size != 3) errorKan1("%s\n","[(getAttribute) ob key] extension rob");
335: rob = KgetAttribute(getoa(obj,1),getoa(obj,2));
1.37 takayama 336: }else if (strcmp(key,"setAttribute")==0) {
337: if (size != 4) errorKan1("%s\n","[(setAttributeList) ob key value] extension rob");
338: rob = KsetAttribute(getoa(obj,1), getoa(obj,2),getoa(obj,3));
1.5 takayama 339: }else if (strcmp(key,"hilbert")==0) {
340: if (size != 3) errorKan1("%s\n","[(hilbert) obgb obvlist] extension.");
341: rob = hilberto(getoa(obj,1),getoa(obj,2));
1.13 takayama 342: }else if (strcmp(key,"nobody") == 0) {
343: uid = getuid();
344: if (uid == 0) {
345: #define NOBODY 65534
346: /* If I'm a super user, then change uid to nobody. */
347: if (setuid(NOBODY) != 0) {
348: fprintf(stderr,"Failed to change uid to nobody (%d)\n",NOBODY);
349: exit(10);
350: }
351: fprintf(stderr,"uid is changed to nobody (%d).\n",NOBODY);
352: rob.tag = Snull;
353: }
1.5 takayama 354: }else if (strcmp(key,"chattr")==0) {
355: if (size != 3) errorKan1("%s\n","[(chattr) num symbol] extension.");
356: obj1 = getoa(obj,1);
357: obj2 = getoa(obj,2);
358: if (obj1.tag != Sinteger) errorKan1("%s\n","[(chattr) num symbol] extension.");
359: if (obj2.tag != Sstring) errorKan1("%s\n","[(chattr) num symbol] extension.");
360: m = KopInteger(obj1);
1.28 takayama 361: /* if (!( m == 0 || m == PROTECT || m == ABSOLUTE_PROTECT || m == ATTR_INFIX))
362: errorKan1("%s\n","The number must be 0, 1 or 2.");*/
1.29 takayama 363: putUserDictionary2(obj2.lc.str,(obj2.rc.op->lc).ival,(obj2.rc.op->rc).ival,
364: m,CurrentContextp->userDictionary);
365: }else if (strcmp(key,"or_attr")==0) {
366: if (size != 3) errorKan1("%s\n","[(or_attr) num symbol] extension.");
367: obj1 = getoa(obj,1);
368: obj2 = getoa(obj,2);
369: if (obj1.tag != Sinteger) errorKan1("%s\n","[(or_attr) num symbol] extension.");
370: if (obj2.tag != Sstring) errorKan1("%s\n","[(or_attr) num symbol] extension.");
371: m = KopInteger(obj1);
372: rob = KfindUserDictionary(obj2.lc.str);
373: if (rob.tag != NoObject.tag) {
374: if (strcmp(UD_str,obj2.lc.str) == 0) {
375: m |= UD_attr;
376: }else errorKan1("%s\n","or_attr: internal error.");
377: }
378: rob = KpoInteger(m);
1.5 takayama 379: putUserDictionary2(obj2.lc.str,(obj2.rc.op->lc).ival,(obj2.rc.op->rc).ival,
380: m,CurrentContextp->userDictionary);
1.27 takayama 381: }else if (strcmp(key,"getattr")==0) {
382: if (size != 2) errorKan1("%s\n","[(getattr) symbol] extension.");
383: obj1 = getoa(obj,1);
384: if (obj1.tag != Sstring) errorKan1("%s\n","[(getattr) symbol] extension.");
385: rob = KfindUserDictionary(obj1.lc.str);
386: if (rob.tag != NoObject.tag) {
387: if (strcmp(UD_str,obj1.lc.str) == 0) {
388: rob = KpoInteger(UD_attr);
389: }else errorKan1("%s\n","getattr: internal error.");
390: }else rob = NullObject;
1.15 takayama 391: }else if (strcmp(key,"getServerEnv")==0) {
392: if (size != 2) errorKan1("%s\n","[(getServerEnv) serverName] extension.");
393: obj1 = getoa(obj,1);
394: if (obj1.tag != Sdollar) errorKan1("%s\n","[(getServerEnv) serverName] extension.");
395: {
396: char **se; int ii; int nn;
1.42 takayama 397: char **getServerEnv(char *);
1.15 takayama 398: se = getServerEnv(KopString(obj1));
399: if (se == NULL) {
400: debugServerEnv(KopString(obj1));
401: rob = NullObject;
402: }else{
403: for (ii=0,nn=0; se[ii] != NULL; ii++) nn++;
404: rob = newObjectArray(nn);
405: for (ii=0; ii<nn; ii++) {
406: putoa(rob,ii,KpoString(se[ii]));
407: }
408: }
409: }
1.33 takayama 410: }else if (strcmp(key,"read")==0) {
411: if (size != 3) errorKan1("%s\n","[(read) fd size] extension.");
412: obj1 = getoa(obj,1);
413: if (obj1.tag != Sinteger) errorKan1("%s\n","[(read) fd size] extension. fd must be an integer.");
414: obj2 = getoa(obj,2);
415: if (obj2.tag != Sinteger) errorKan1("%s\n","[(read) fd size] extension. size must be an integer.");
416: {
417: int total, n, fd;
418: char *s; char *s0;
419: fd = KopInteger(obj1);
420: total = KopInteger(obj2);
421: if (total <= 0) errorKan1("%s\n","[(read) ...]; negative size has not yet been implemented.");
422: /* Return a string. todo: implement SbyteArray case. */
423: s0 = s = (char *) sGC_malloc(total+1);
424: if (s0 == NULL) errorKan1("%s\n","[(read) ...]; no more memory.");
425: while (total >0) {
426: n = read(fd, s, total);
427: if (n < 0) { perror("read"); errorKan1("%s\n","[(read) ...]; read error.");}
428: s[n] = 0;
429: total -= n; s = &(s[n]);
430: }
431: rob = KpoString(s0);
432: }
1.12 takayama 433: }else if (strcmp(key,"regionMatches")==0) {
434: if (size != 3) errorKan1("%s\n","[(regionMatches) str strArray] extension.");
435: obj1 = getoa(obj,1);
436: if (obj1.tag != Sdollar) errorKan1("%s\n","[(regionMatches) str strArray] extension. str must be a string.");
437: obj2 = getoa(obj,2);
438: if (obj2.tag != Sarray) errorKan1("%s\n","[(regionMatches) str strArray] extension. strArray must be an array.");
439: rob = KregionMatches(obj1,obj2);
1.16 takayama 440: }else if (strcmp(key,"newVector")==0) {
441: if (size != 2) errorKan1("%s\n","[(newVector) m] extension.");
442: obj1 = getoa(obj,1);
443: if (obj1.tag != Sinteger) errorKan1("%s\n","[(newVector) m] extension. m must be an integer.");
444: rob = newObjectArray(KopInteger(obj1));
445: }else if (strcmp(key,"newMatrix")==0) {
446: if (size != 3) errorKan1("%s\n","[(newMatrix) m n] extension.");
447: obj1 = getoa(obj,1);
448: if (obj1.tag != Sinteger) errorKan1("%s\n","[(newMatrix) m n] extension. m must be an integer.");
449: obj2 = getoa(obj,2);
450: if (obj2.tag != Sinteger) errorKan1("%s\n","[(newMatrix) m n] extension. n must be an integer.");
451: rob = newObjectArray(KopInteger(obj1));
452: for (i=0; i<KopInteger(obj1); i++) {
453: putoa(rob,i,newObjectArray(KopInteger(obj2)));
454: }
1.21 takayama 455: }else if (strcmp(key,"ooPower")==0) {
456: if (size != 3) errorKan1("%s\n","[(ooPower) a b] extension.");
457: obj1 = getoa(obj,1);
458: obj2 = getoa(obj,2);
459: rob = KooPower(obj1,obj2);
1.25 takayama 460: }else if (strcmp(key,"Krest")==0) {
461: if (size != 2) errorKan1("%s\n","[(Krest) a] extension b");
462: obj1 = getoa(obj,1);
463: rob = Krest(obj1);
464: }else if (strcmp(key,"Kjoin")==0) {
465: if (size != 3) errorKan1("%s\n","[(Kjoin) a b] extension c");
466: obj1 = getoa(obj,1);
467: obj2 = getoa(obj,2);
468: rob = Kjoin(obj1,obj2);
1.8 takayama 469: }else if (strcmp(key,"ostype")==0) {
1.43 takayama 470: /* Hard encode the OS type. cpp -dM /dev/null */
471: #if defined(__CYGWIN__)
1.8 takayama 472: rob = newObjectArray(1);
473: putoa(rob,0,KpoString("windows"));
474: #else
1.43 takayama 475: rob = newObjectArray(2);
1.8 takayama 476: putoa(rob,0,KpoString("unix"));
1.43 takayama 477: #if defined(__APPLE__)
478: putoa(rob,1,KpoString("mac"));
479: #else
480: putoa(rob,1,KpoString("generic"));
481: #endif
1.8 takayama 482: #endif
1.40 takayama 483: }else if (strcmp(key,"stringToArgv")==0) {
484: if (size != 2) errorKan1("%s\n","[(stringToArgv) a ] extension b");
485: obj1 = getoa(obj,1);
486: if (obj1.tag != Sdollar) errorKan1("%s\n","[(stringToArgv) a ] extension b, a must be a string.");
487: rob = KstringToArgv(obj1);
1.41 takayama 488: }else if (strcmp(key,"stringToArgv2")==0) {
489: if (size != 3) errorKan1("%s\n","[(stringToArgv2) str separator] extension b");
490: obj1 = getoa(obj,1);
491: obj2 = getoa(obj,2);
492: rob = KstringToArgv2(obj1,obj2);
1.24 takayama 493: }else if (strcmp(key,"traceClearStack")==0) {
494: traceClearStack();
495: rob = NullObject;
496: }else if (strcmp(key,"traceShowStack")==0) {
497: char *ssst;
498: ssst = traceShowStack();
1.39 takayama 499: if (ssst != NULL) {
500: rob = KpoString(ssst);
501: }else{
502: rob = NullObject;
503: }
504: }else if (strcmp(key,"traceShowScannerBuf")==0) {
505: char *ssst;
506: ssst = MsgSourceTrace;
1.24 takayama 507: if (ssst != NULL) {
508: rob = KpoString(ssst);
509: }else{
510: rob = NullObject;
511: }
1.30 takayama 512: }else if (strcmp(key,"regexec")==0) {
513: if ((size != 3) && (size != 4)) errorKan1("%s\n","[(regexec) reg strArray flag(optional)] extension b");
514: obj1 = getoa(obj,1);
515: if (obj1.tag != Sdollar) errorKan1("%s\n","regexec, the first argument should be a string (regular expression).");
516: obj2 = getoa(obj,2);
517: if (obj2.tag != Sarray) errorKan1("%s\n","regexec, the second argument should be an array of a string.");
518: if (size == 3) obj3 = newObjectArray(0);
519: else obj3 = getoa(obj,3);
520: rob = oregexec(obj1,obj2,obj3);
1.34 takayama 521: }else if (strcmp(key,"unlink")==0) {
522: if (size != 2) errorKan1("%s\n","[(unlink) filename] extension b");
523: obj1 = getoa(obj,1);
524: if (obj1.tag != Sdollar) errorKan1("%s\n","unlink, the first argument should be a string (filename).");
525: rob = KpoInteger(oxDeleteFile(KopString(obj1)));
1.5 takayama 526: }
1.1 maekawa 527: #include "plugin.hh"
1.17 takayama 528: #include "Kclass/tree.hh"
1.1 maekawa 529: else{
1.33 takayama 530: fprintf(stderr,"key=%s; ",key);
531: errorKan1("%s\n","Unknown key for extension.");
1.1 maekawa 532: }
533:
534:
535: return(rob);
1.12 takayama 536: }
537:
538: struct object KregionMatches(struct object sobj, struct object keyArray)
539: {
1.36 takayama 540: struct object rob = OINIT;
1.12 takayama 541: int n,i,j,m,keyn;
542: char *s,*key;
543: rob = newObjectArray(3);
544: getoa(rob,0) = KpoInteger(-1);
545: getoa(rob,1) = NullObject;
546: getoa(rob,2) = NullObject;
547:
548: if (sobj.tag != Sdollar) return rob;
549: if (keyArray.tag != Sarray) return rob;
550: n = getoaSize(keyArray);
551: for (i=0; i<n; i++) {
552: if (getoa(keyArray,i).tag != Sdollar) { return rob; }
553: }
554:
555: s = KopString(sobj);
556: m = strlen(s);
557:
558: for (i=0; i<n; i++) {
559: key = KopString(getoa(keyArray,i));
560: keyn = strlen(key);
561: for (j=0; j<m; j++) {
562: if (strncmp(&(s[j]),key,keyn) == 0) {
563: getoa(rob,0) = KpoInteger(j);
564: getoa(rob,1) = KpoString(key);
565: getoa(rob,2) = KpoInteger(i);
566: return rob;
567: }
568: }
569: }
570: return rob;
1.1 maekawa 571: }
572:
1.30 takayama 573: static struct object oregexec(struct object oregex,struct object ostrArray,struct object oflag) {
1.36 takayama 574: struct object rob = OINIT;
575: struct object ob = OINIT;
1.30 takayama 576: int n,i,j,m,keyn,cflag,eflag,er;
577: char *regex;
578: regex_t preg;
579: char *s;
580: char *mbuf; int mbufSize;
581: #define REGMATCH_SIZE 100
582: regmatch_t pmatch[100]; size_t nmatch;
583: int size;
584:
585: nmatch = (size_t) REGMATCH_SIZE;
586: rob = newObjectArray(0);
587: mbufSize = 1024;
588:
589: if (oregex.tag != Sdollar) return rob;
590: if (ostrArray.tag != Sarray) return rob;
591: n = getoaSize(ostrArray);
592: for (i=0; i<n; i++) {
593: if (getoa(ostrArray,i).tag != Sdollar) { return rob; }
594: }
595: if (oflag.tag != Sarray) errorKan1("%s\n","oregexec: oflag should be an array of integers.");
596: cflag = eflag = 0;
597: oflag = Kto_int32(oflag);
598: for (i=0; i<getoaSize(oflag); i++) {
599: ob = getoa(oflag,i);
600: if (ob.tag != Sinteger) errorKan1("%s\n","oregexec: oflag is not an array of integers.");
601: if (i == 0) cflag = KopInteger(ob);
602: if (i == 1) eflag = KopInteger(ob);
603: }
604:
605: regex = KopString(oregex);
606: if (er=regcomp(&preg,regex,cflag)) {
607: mbuf = (char *) sGC_malloc(mbufSize);
608: if (mbuf == NULL) errorKan1("%s\n","No more memory.");
609: regerror(er,&preg,mbuf,mbufSize-1);
610: errorKan1("regcomp error: %s\n",mbuf);
611: }
612:
613: size = 0; /* We should use list instead of counting the size. */
614: for (i=0; i<n; i++) {
615: s = KopString(getoa(ostrArray,i));
616: er=regexec(&preg,s,nmatch,pmatch,eflag);
617: if ((er != 0) && (er != REG_NOMATCH)) {
618: mbuf = (char *) sGC_malloc(mbufSize);
619: if (mbuf == NULL) errorKan1("%s\n","No more memory.");
620: regerror(er,&preg,mbuf,mbufSize-1);
621: errorKan1("regcomp error: %s\n",mbuf);
622: }
623: if (er == 0) size++;
624: }
625:
626: rob = newObjectArray(size);
627: size = 0;
628: for (i=0; i<n; i++) {
629: s = KopString(getoa(ostrArray,i));
630: er=regexec(&preg,s,nmatch,pmatch,eflag);
631: if ((er != 0) && (er != REG_NOMATCH)) {
632: mbuf = (char *) sGC_malloc(mbufSize);
633: if (mbuf == NULL) errorKan1("%s\n","No more memory.");
634: regerror(er,&preg,mbuf,mbufSize-1);
635: errorKan1("regcomp error: %s\n",mbuf);
636: }
637: if (er == 0) {
638: ob = newObjectArray(3);
639: putoa(ob,0,KpoString(s));
640: /* temporary */
641: putoa(ob,1,KpoInteger((int) (pmatch[0].rm_so)));
642: putoa(ob,2,KpoInteger((int) (pmatch[0].rm_eo)));
643: putoa(rob,size,ob);
644: size++;
645: }
646: }
647: regfree(&preg);
648: return rob;
649: }
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