Annotation of OpenXM/src/kan96xx/Kan/ext.c, Revision 1.47
1.47 ! takayama 1: /* $OpenXM: OpenXM/src/kan96xx/Kan/ext.c,v 1.46 2013/09/25 00:05:55 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"
1.47 ! takayama 23: #include "../plugin/mysig.h"
1.1 maekawa 24:
1.23 takayama 25: extern int Quiet;
1.14 takayama 26: extern char **environ;
1.39 takayama 27: extern char *MsgSourceTrace;
1.14 takayama 28:
1.1 maekawa 29: #define MYCP_SIZE 100
30: static int Mychildren[MYCP_SIZE];
31: static int Mycp = 0;
1.26 takayama 32: static int Verbose_mywait = 0;
1.1 maekawa 33: static void mywait() {
34: int status;
35: int pid;
36: int i,j;
1.47 ! takayama 37: /* mysignal(SIGCHLD,SIG_IGN); */
1.1 maekawa 38: pid = wait(&status);
1.26 takayama 39: if ((!Quiet) && (Verbose_mywait)) fprintf(stderr,"Child process %d is exiting.\n",pid);
1.1 maekawa 40: for (i=0; i<Mycp; i++) {
41: if (Mychildren[i] == pid) {
42: for (j=i; j<Mycp-1; j++) {
1.5 takayama 43: Mychildren[j] = Mychildren[j+1];
1.1 maekawa 44: }
45: if (Mycp > 0) Mycp--;
46: }
47: }
1.47 ! takayama 48: mysignal(SIGCHLD,mywait);
1.1 maekawa 49: }
50:
51: #define SIZE_OF_ENVSTACK 5
1.9 takayama 52: #if defined(__CYGWIN__)
53: #define JMP_BUF sigjmp_buf
54: #else
55: #define JMP_BUF jmp_buf
56: #endif
57: static JMP_BUF EnvStack[SIZE_OF_ENVSTACK];
1.1 maekawa 58: static int Envp = 0;
1.9 takayama 59: static void pushEnv(JMP_BUF jb) {
1.1 maekawa 60: if (Envp < SIZE_OF_ENVSTACK) {
61: *(EnvStack[Envp]) = *jb;
62: Envp++;
63: }else{
64: fprintf(stderr,"Overflow of EnvStack.\n");
65: exit(2);
66: }
67: }
1.9 takayama 68: static void popEnv(JMP_BUF jbp) {
1.1 maekawa 69: if (Envp <= 0) {
70: fprintf(stderr,"Underflow of EnvStack.\n");
71: exit(3);
72: }else{
73: Envp--;
74: *jbp = *EnvStack[Envp];
75: }
76: }
77:
78: static char *ext_generateUniqueFileName(char *s)
79: {
80: char *t;
81: int i;
82: struct stat statbuf;
83: t = (char *)sGC_malloc(sizeof(char)*strlen(s)+4+2);
84: for (i=0; i<1000; i++) {
85: /* Give up if we failed for 1000 names. */
86: sprintf(t,"%s.%d",s,i);
87: /* if (phc_overwrite) return(t); */
88: if (stat(t,&statbuf) < 0) {
89: return(t);
90: }
91: }
92: errorKan1("%s\n","ext_generateUniqueFileName: could not generate a unique file name. Exhausted all the names.");
93: return(NULL);
94: }
95:
1.30 takayama 96: static struct object oregexec(struct object oregex,struct object ostrArray,struct object oflag);
97:
1.1 maekawa 98: struct object Kextension(struct object obj)
99: {
100: char *key;
101: int size;
1.36 takayama 102: struct object keyo = OINIT;
1.1 maekawa 103: struct object rob = NullObject;
1.36 takayama 104: struct object obj1 = OINIT;
105: struct object obj2 = OINIT;
106: struct object obj3 = OINIT;
107: struct object obj4 = OINIT;
1.13 takayama 108: int m,i,pid, uid;
1.1 maekawa 109: int argListc, fdListc;
110: char *abc;
111: char *abc2;
112: extern struct context *CurrentContextp;
1.45 takayama 113: struct timeval tm;
1.9 takayama 114: #if (__CYGWIN__)
115: extern sigjmp_buf EnvOfStackMachine;
116: #else
1.1 maekawa 117: extern jmp_buf EnvOfStackMachine;
1.9 takayama 118: #endif
1.1 maekawa 119: extern void ctrlC();
120: extern int SigIgn;
121: extern int DebugCMO;
122: extern int OXprintMessage;
123: struct stat buf;
124: char **argv;
125: FILE *fp;
1.3 takayama 126: void (*oldsig)();
127: extern SecureMode;
1.27 takayama 128: extern char *UD_str;
129: extern int UD_attr;
1.1 maekawa 130:
131: if (obj.tag != Sarray) errorKan1("%s\n","Kextension(): The argument must be an array.");
132: size = getoaSize(obj);
133: if (size < 1) errorKan1("%s\n","Kextension(): Empty array.");
134: keyo = getoa(obj,0);
135: if (keyo.tag != Sdollar) errorKan1("%s\n","Kextension(): No key word.");
136: key = KopString(keyo);
137:
138: /* branch by they key word. */
139: if (strcmp(key,"parse")==0) {
140: if (size != 2) errorKan1("%s\n","[(parse) string] extension.");
141: obj1 = getoa(obj,1);
142: if (obj1.tag != Sdollar) errorKan1("%s\n","[(parse) string] extension");
143:
144: pushEnv(EnvOfStackMachine);
145: m = KSexecuteString(obj1.lc.str);
146: /* This is critical area. If you catch ctrl-c here, program crashes. */
1.47 ! takayama 147: oldsig = mysignal(SIGINT,SIG_IGN);
1.1 maekawa 148: popEnv(EnvOfStackMachine);
149: /* OK! We passed the critical area. */
1.47 ! takayama 150: mysignal(SIGINT,oldsig);
1.1 maekawa 151: rob = KpoInteger(m);
152: }else if (strcmp(key,"getpid") == 0) {
153: rob = KpoInteger( (int) getpid() );
154: }else if (strcmp(key,"flush") == 0) {
155: /* fflush(NULL); */
156: fflush(stdout);
157: rob.tag = Snull;
158: }else if (strcmp(key,"chattrs")==0) {
159: if (size != 2) errorKan1("%s\n","[(chattrs) num] extension.");
160: obj1 = getoa(obj,1);
161: if (obj1.tag != Sinteger) errorKan1("%s\n","[(chattrs) num] extension.");
162: m = KopInteger(obj1);
1.28 takayama 163: /* if (!( m == 0 || m == PROTECT || m == ABSOLUTE_PROTECT || m == ATTR_INFIX))
164: errorKan1("%s\n","The number must be 0, 1 or 2.");*/
1.1 maekawa 165: putUserDictionary2((char *)NULL,0,0,m | SET_ATTR_FOR_ALL_WORDS,
1.31 takayama 166: CurrentContextp->userDictionary);
167: }else if (strcmp(key,"or_attrs")==0) {
168: if (size != 2) errorKan1("%s\n","[(or_attrs) num] extension.");
169: obj1 = getoa(obj,1);
170: if (obj1.tag != Sinteger) errorKan1("%s\n","[(or_attrs) num] extension.");
171: m = KopInteger(obj1);
172: putUserDictionary2((char *)NULL,0,0,m | OR_ATTR_FOR_ALL_WORDS,
1.5 takayama 173: CurrentContextp->userDictionary);
1.1 maekawa 174: }else if (strcmp(key,"keywords")==0) {
175: if (size != 1) errorKan1("%s\n","[(keywords)] extension.");
176: rob = showSystemDictionary(1);
177: /* }else if (strcmp(key,"fork0")==0) {
1.5 takayama 178: if (size != 2) errorKan1("%s\n","[(fork0) sss] extension.");
179: m = fork();
180: if (m>0) { rob = KpoInteger(m); }
181: else {
182: system(KopString(getoa(obj,1))); exit(0);
183: } */
1.44 takayama 184: }else if (strcmp(key,"date")==0) {
185: if (size != 1) errorKan1("%s\n","[(date)] extension.");
186: gettimeofday(&tm,NULL);
1.46 takayama 187: rob = KpoString(ctime((time_t *)&(tm.tv_sec)));
1.5 takayama 188: }else if (strcmp(key,"defaultPolyRing")==0) {
189: if (size != 2) errorKan1("%s\n","[(defaultPolyRing) n] extension.");
190: rob = KdefaultPolyRing(getoa(obj,1));
191: }else if (strcmp(key,"getenv")==0) {
192: if (size != 2) errorKan1("%s\n","[(getenv) envstr] extension.");
193: obj1 = getoa(obj,1);
194: if (obj1.tag != Sdollar) errorKan1("%s\n","[(getenv) envstr] extension");
195: abc = getenv(KopString(obj1));
1.10 takayama 196: #if defined(__CYGWIN__)
197: if (abc == NULL) {
1.11 takayama 198: abc2 = (char *)sGC_malloc(sizeof(char)*(strlen(KopString(obj1))+2));
1.10 takayama 199: strcpy(abc2,KopString(obj1));
200: for (i=0; i<strlen(abc2); i++) {
201: abc2[i] = toupper(abc2[i]);
202: }
203: abc = getenv(abc2);
204: }
205: #endif
1.5 takayama 206: if (abc == NULL) {
207: rob = NullObject;
208: }else{
209: abc2 = (char *)sGC_malloc(sizeof(char)*(strlen(abc)+2));
210: strcpy(abc2,abc);
211: rob = KpoString(abc2);
212: }
213: }else if (strcmp(key,"stat")==0) {
214: if (size != 2) errorKan1("%s\n","[(stat) fname] extension.");
215: obj1 = getoa(obj,1);
216: if (obj1.tag != Sdollar) errorKan1("%s\n","[(stat) fname] extension ; string fname.");
217: m = stat(KopString(obj1),&buf);
218: rob = newObjectArray(2);
219: if (m == -1) {
220: /* fail */
221: obj2 = NullObject;
222: putoa(rob,0,obj2);
223: obj3 = newObjectArray(2);
224: putoa(obj3,0,KpoString("error no"));
225: putoa(obj3,1,KpoInteger(errno));
226: putoa(rob,1,obj3);
227: }else{
228: /* success */
229: putoa(rob,0,KpoInteger(0));
230: obj3 = newObjectArray(1);
231: putoa(obj3,0,KpoInteger((int) buf.st_size));
232: putoa(rob,1,obj3); /* We have not yet read buf fully */
233: }
1.32 takayama 234: }else if (strcmp(key,"gethostname")==0) {
235: abc = (char *)sGC_malloc(sizeof(char)*1024);
236: if (gethostname(abc,1023) < 0) {
237: errorKan1("%s\n","hostname could not be obtained.");
238: }
239: rob = KpoString(abc);
1.5 takayama 240: }else if (strcmp(key,"forkExec")==0) {
241: if (size != 4) errorKan1("%s\n","[(forkExec) argList fdList sigblock] extension.");
242: obj1 = getoa(obj,1);
1.14 takayama 243: if (obj1.tag == Sdollar) {
244: obj1 = KstringToArgv(obj1);
245: }
1.5 takayama 246: if (obj1.tag != Sarray) errorKan1("%s\n","[(forkExec) argList fdList sigblock] extension. array argList.");
1.14 takayama 247: obj2 = getoa(obj,2);
1.5 takayama 248: if (obj2.tag != Sarray) errorKan1("%s\n","[(forkExec) argList fdList sigblock] extension. array fdList.");
249: obj3 = getoa(obj,3);
250: if (obj3.tag != Sinteger) errorKan1("%s\n","[(forkExec) argList fdList sigblock] extension. integer sigblock.");
1.7 takayama 251: m = KopInteger(obj3); /* m&1 : block ctrl-C. */
1.5 takayama 252: argListc = getoaSize(obj1);
253: fdListc = getoaSize(obj2);
1.6 takayama 254: if ((pid = fork()) > 0) {
1.5 takayama 255: /* parent */
1.7 takayama 256: if (m&2) {
1.6 takayama 257: /* Do not call singal to turn around a trouble on cygwin. BUG. */
258: }else{
1.47 ! takayama 259: mysignal(SIGCHLD,mywait); /* to kill Zombie */
1.6 takayama 260: }
261: Mychildren[Mycp++] = pid;
1.5 takayama 262: if (Mycp >= MYCP_SIZE-1) {
263: errorKan1("%s\n","Child process table is full.\n");
264: Mycp = 0;
265: }
1.6 takayama 266: rob = KpoInteger(pid);
1.5 takayama 267: /* Done */
268: }else{
269: /* Child */
270: for (i=0; i<fdListc; i++) {
271: /* close the specified files */
272: close(KopInteger(getoa(obj2,i)));
1.1 maekawa 273: }
1.5 takayama 274: /* execl */
1.7 takayama 275: if (m&1) {
1.5 takayama 276: {
277: sigset_t sss;
278: sigemptyset(&sss);
279: sigaddset(&sss,SIGINT);
280: sigprocmask(SIG_BLOCK,&sss,NULL);
281: }
1.1 maekawa 282: }
1.5 takayama 283: argv = (char **) sGC_malloc(sizeof(char *)*(argListc+1));
284: if (argv == NULL) {
285: fprintf(stderr," no more momory. forkExec --- exiting.\n");
286: _exit(10);
1.1 maekawa 287: }
1.5 takayama 288: for (i=0; i<argListc; i++) {
289: argv[i] = KopString(getoa(obj1,i));
290: argv[i+1] = NULL;
1.7 takayama 291: }
292:
293: if (m&4) {
294: fprintf(stderr,"execv %s\n",argv[0]);
295: sleep(5);
296: fprintf(stderr,">>>\n");
1.1 maekawa 297: }
1.14 takayama 298: execve(argv[0],argv,environ);
1.5 takayama 299: /* This place will never be reached unless execv fails. */
300: fprintf(stderr,"forkExec fails: ");
301: for (i=0; i<argListc; i++) {
302: fprintf(stderr,"%s ",argv[i]);
303: }
304: fprintf(stderr,"\nExiting, but staying as Zombie.\n");
305: _exit(10);
306: }
307: }else if (strcmp(key,"getchild")==0) {
308: if (size != 1) errorKan1("%s\n","[(getchild)] extension.");
309: rob = newObjectArray(Mycp);
310: for (i=0; i<Mycp; i++) {
311: putoa(rob,i,KpoInteger(Mychildren[i]));
1.1 maekawa 312: }
1.5 takayama 313: }else if (strcmp(key,"getUniqueFileName")==0) {
314: if (size != 2) errorKan1("%s\n","[(getUniqueFileName) path] extension.");
315: obj1 = getoa(obj,1);
316: if (obj1.tag != Sdollar) errorKan1("%s\n","[(getUniqueFileName) path] extension. path must be a string.");
317: rob = KpoString(ext_generateUniqueFileName(KopString(obj1)));
318: }else if (strcmp(key,"outputObjectToFile")==0) {
319: if (size != 3) errorKan1("%s\n","[(outputObjectToFile) path obj] extension.");
320: obj1 = getoa(obj,1);
321: if (obj1.tag != Sdollar) errorKan1("%s\n","[(outputObjectToFile) path obj] extension. path must be a string.");
322: obj2 = getoa(obj,2);
323: fp = fopen(KopString(obj1),"w");
324: if (fp == NULL) errorKan1("%s\n","[(outputObjectToFile) path object] extension : could not open the path.");
325: printObject(obj2,0,fp);
326: fclose(fp);
327: rob = NullObject;
1.35 takayama 328: }else if (strcmp(key,"getAttributeList")==0) {
329: if (size != 2) errorKan1("%s\n","[(getAttributeList) ob] extension rob");
330: rob = KgetAttributeList(getoa(obj,1));
1.37 takayama 331: }else if (strcmp(key,"setAttributeList")==0) {
332: if (size != 3) errorKan1("%s\n","[(setAttributeList) ob attrlist] extension rob");
333: rob = KsetAttributeList(getoa(obj,1), getoa(obj,2));
1.35 takayama 334: }else if (strcmp(key,"getAttribute")==0) {
335: if (size != 3) errorKan1("%s\n","[(getAttribute) ob key] extension rob");
336: rob = KgetAttribute(getoa(obj,1),getoa(obj,2));
1.37 takayama 337: }else if (strcmp(key,"setAttribute")==0) {
338: if (size != 4) errorKan1("%s\n","[(setAttributeList) ob key value] extension rob");
339: rob = KsetAttribute(getoa(obj,1), getoa(obj,2),getoa(obj,3));
1.5 takayama 340: }else if (strcmp(key,"hilbert")==0) {
341: if (size != 3) errorKan1("%s\n","[(hilbert) obgb obvlist] extension.");
342: rob = hilberto(getoa(obj,1),getoa(obj,2));
1.13 takayama 343: }else if (strcmp(key,"nobody") == 0) {
344: uid = getuid();
345: if (uid == 0) {
346: #define NOBODY 65534
347: /* If I'm a super user, then change uid to nobody. */
348: if (setuid(NOBODY) != 0) {
349: fprintf(stderr,"Failed to change uid to nobody (%d)\n",NOBODY);
350: exit(10);
351: }
352: fprintf(stderr,"uid is changed to nobody (%d).\n",NOBODY);
353: rob.tag = Snull;
354: }
1.5 takayama 355: }else if (strcmp(key,"chattr")==0) {
356: if (size != 3) errorKan1("%s\n","[(chattr) num symbol] extension.");
357: obj1 = getoa(obj,1);
358: obj2 = getoa(obj,2);
359: if (obj1.tag != Sinteger) errorKan1("%s\n","[(chattr) num symbol] extension.");
360: if (obj2.tag != Sstring) errorKan1("%s\n","[(chattr) num symbol] extension.");
361: m = KopInteger(obj1);
1.28 takayama 362: /* if (!( m == 0 || m == PROTECT || m == ABSOLUTE_PROTECT || m == ATTR_INFIX))
363: errorKan1("%s\n","The number must be 0, 1 or 2.");*/
1.29 takayama 364: putUserDictionary2(obj2.lc.str,(obj2.rc.op->lc).ival,(obj2.rc.op->rc).ival,
365: m,CurrentContextp->userDictionary);
366: }else if (strcmp(key,"or_attr")==0) {
367: if (size != 3) errorKan1("%s\n","[(or_attr) num symbol] extension.");
368: obj1 = getoa(obj,1);
369: obj2 = getoa(obj,2);
370: if (obj1.tag != Sinteger) errorKan1("%s\n","[(or_attr) num symbol] extension.");
371: if (obj2.tag != Sstring) errorKan1("%s\n","[(or_attr) num symbol] extension.");
372: m = KopInteger(obj1);
373: rob = KfindUserDictionary(obj2.lc.str);
374: if (rob.tag != NoObject.tag) {
375: if (strcmp(UD_str,obj2.lc.str) == 0) {
376: m |= UD_attr;
377: }else errorKan1("%s\n","or_attr: internal error.");
378: }
379: rob = KpoInteger(m);
1.5 takayama 380: putUserDictionary2(obj2.lc.str,(obj2.rc.op->lc).ival,(obj2.rc.op->rc).ival,
381: m,CurrentContextp->userDictionary);
1.27 takayama 382: }else if (strcmp(key,"getattr")==0) {
383: if (size != 2) errorKan1("%s\n","[(getattr) symbol] extension.");
384: obj1 = getoa(obj,1);
385: if (obj1.tag != Sstring) errorKan1("%s\n","[(getattr) symbol] extension.");
386: rob = KfindUserDictionary(obj1.lc.str);
387: if (rob.tag != NoObject.tag) {
388: if (strcmp(UD_str,obj1.lc.str) == 0) {
389: rob = KpoInteger(UD_attr);
390: }else errorKan1("%s\n","getattr: internal error.");
391: }else rob = NullObject;
1.15 takayama 392: }else if (strcmp(key,"getServerEnv")==0) {
393: if (size != 2) errorKan1("%s\n","[(getServerEnv) serverName] extension.");
394: obj1 = getoa(obj,1);
395: if (obj1.tag != Sdollar) errorKan1("%s\n","[(getServerEnv) serverName] extension.");
396: {
397: char **se; int ii; int nn;
1.42 takayama 398: char **getServerEnv(char *);
1.15 takayama 399: se = getServerEnv(KopString(obj1));
400: if (se == NULL) {
401: debugServerEnv(KopString(obj1));
402: rob = NullObject;
403: }else{
404: for (ii=0,nn=0; se[ii] != NULL; ii++) nn++;
405: rob = newObjectArray(nn);
406: for (ii=0; ii<nn; ii++) {
407: putoa(rob,ii,KpoString(se[ii]));
408: }
409: }
410: }
1.33 takayama 411: }else if (strcmp(key,"read")==0) {
412: if (size != 3) errorKan1("%s\n","[(read) fd size] extension.");
413: obj1 = getoa(obj,1);
414: if (obj1.tag != Sinteger) errorKan1("%s\n","[(read) fd size] extension. fd must be an integer.");
415: obj2 = getoa(obj,2);
416: if (obj2.tag != Sinteger) errorKan1("%s\n","[(read) fd size] extension. size must be an integer.");
417: {
418: int total, n, fd;
419: char *s; char *s0;
420: fd = KopInteger(obj1);
421: total = KopInteger(obj2);
422: if (total <= 0) errorKan1("%s\n","[(read) ...]; negative size has not yet been implemented.");
423: /* Return a string. todo: implement SbyteArray case. */
424: s0 = s = (char *) sGC_malloc(total+1);
425: if (s0 == NULL) errorKan1("%s\n","[(read) ...]; no more memory.");
426: while (total >0) {
427: n = read(fd, s, total);
428: if (n < 0) { perror("read"); errorKan1("%s\n","[(read) ...]; read error.");}
429: s[n] = 0;
430: total -= n; s = &(s[n]);
431: }
432: rob = KpoString(s0);
433: }
1.12 takayama 434: }else if (strcmp(key,"regionMatches")==0) {
435: if (size != 3) errorKan1("%s\n","[(regionMatches) str strArray] extension.");
436: obj1 = getoa(obj,1);
437: if (obj1.tag != Sdollar) errorKan1("%s\n","[(regionMatches) str strArray] extension. str must be a string.");
438: obj2 = getoa(obj,2);
439: if (obj2.tag != Sarray) errorKan1("%s\n","[(regionMatches) str strArray] extension. strArray must be an array.");
440: rob = KregionMatches(obj1,obj2);
1.16 takayama 441: }else if (strcmp(key,"newVector")==0) {
442: if (size != 2) errorKan1("%s\n","[(newVector) m] extension.");
443: obj1 = getoa(obj,1);
444: if (obj1.tag != Sinteger) errorKan1("%s\n","[(newVector) m] extension. m must be an integer.");
445: rob = newObjectArray(KopInteger(obj1));
446: }else if (strcmp(key,"newMatrix")==0) {
447: if (size != 3) errorKan1("%s\n","[(newMatrix) m n] extension.");
448: obj1 = getoa(obj,1);
449: if (obj1.tag != Sinteger) errorKan1("%s\n","[(newMatrix) m n] extension. m must be an integer.");
450: obj2 = getoa(obj,2);
451: if (obj2.tag != Sinteger) errorKan1("%s\n","[(newMatrix) m n] extension. n must be an integer.");
452: rob = newObjectArray(KopInteger(obj1));
453: for (i=0; i<KopInteger(obj1); i++) {
454: putoa(rob,i,newObjectArray(KopInteger(obj2)));
455: }
1.21 takayama 456: }else if (strcmp(key,"ooPower")==0) {
457: if (size != 3) errorKan1("%s\n","[(ooPower) a b] extension.");
458: obj1 = getoa(obj,1);
459: obj2 = getoa(obj,2);
460: rob = KooPower(obj1,obj2);
1.25 takayama 461: }else if (strcmp(key,"Krest")==0) {
462: if (size != 2) errorKan1("%s\n","[(Krest) a] extension b");
463: obj1 = getoa(obj,1);
464: rob = Krest(obj1);
465: }else if (strcmp(key,"Kjoin")==0) {
466: if (size != 3) errorKan1("%s\n","[(Kjoin) a b] extension c");
467: obj1 = getoa(obj,1);
468: obj2 = getoa(obj,2);
469: rob = Kjoin(obj1,obj2);
1.8 takayama 470: }else if (strcmp(key,"ostype")==0) {
1.43 takayama 471: /* Hard encode the OS type. cpp -dM /dev/null */
472: #if defined(__CYGWIN__)
1.8 takayama 473: rob = newObjectArray(1);
474: putoa(rob,0,KpoString("windows"));
475: #else
1.43 takayama 476: rob = newObjectArray(2);
1.8 takayama 477: putoa(rob,0,KpoString("unix"));
1.43 takayama 478: #if defined(__APPLE__)
479: putoa(rob,1,KpoString("mac"));
480: #else
481: putoa(rob,1,KpoString("generic"));
482: #endif
1.8 takayama 483: #endif
1.40 takayama 484: }else if (strcmp(key,"stringToArgv")==0) {
485: if (size != 2) errorKan1("%s\n","[(stringToArgv) a ] extension b");
486: obj1 = getoa(obj,1);
487: if (obj1.tag != Sdollar) errorKan1("%s\n","[(stringToArgv) a ] extension b, a must be a string.");
488: rob = KstringToArgv(obj1);
1.41 takayama 489: }else if (strcmp(key,"stringToArgv2")==0) {
490: if (size != 3) errorKan1("%s\n","[(stringToArgv2) str separator] extension b");
491: obj1 = getoa(obj,1);
492: obj2 = getoa(obj,2);
493: rob = KstringToArgv2(obj1,obj2);
1.24 takayama 494: }else if (strcmp(key,"traceClearStack")==0) {
495: traceClearStack();
496: rob = NullObject;
497: }else if (strcmp(key,"traceShowStack")==0) {
498: char *ssst;
499: ssst = traceShowStack();
1.39 takayama 500: if (ssst != NULL) {
501: rob = KpoString(ssst);
502: }else{
503: rob = NullObject;
504: }
505: }else if (strcmp(key,"traceShowScannerBuf")==0) {
506: char *ssst;
507: ssst = MsgSourceTrace;
1.24 takayama 508: if (ssst != NULL) {
509: rob = KpoString(ssst);
510: }else{
511: rob = NullObject;
512: }
1.30 takayama 513: }else if (strcmp(key,"regexec")==0) {
514: if ((size != 3) && (size != 4)) errorKan1("%s\n","[(regexec) reg strArray flag(optional)] extension b");
515: obj1 = getoa(obj,1);
516: if (obj1.tag != Sdollar) errorKan1("%s\n","regexec, the first argument should be a string (regular expression).");
517: obj2 = getoa(obj,2);
518: if (obj2.tag != Sarray) errorKan1("%s\n","regexec, the second argument should be an array of a string.");
519: if (size == 3) obj3 = newObjectArray(0);
520: else obj3 = getoa(obj,3);
521: rob = oregexec(obj1,obj2,obj3);
1.34 takayama 522: }else if (strcmp(key,"unlink")==0) {
523: if (size != 2) errorKan1("%s\n","[(unlink) filename] extension b");
524: obj1 = getoa(obj,1);
525: if (obj1.tag != Sdollar) errorKan1("%s\n","unlink, the first argument should be a string (filename).");
526: rob = KpoInteger(oxDeleteFile(KopString(obj1)));
1.5 takayama 527: }
1.1 maekawa 528: #include "plugin.hh"
1.17 takayama 529: #include "Kclass/tree.hh"
1.1 maekawa 530: else{
1.33 takayama 531: fprintf(stderr,"key=%s; ",key);
532: errorKan1("%s\n","Unknown key for extension.");
1.1 maekawa 533: }
534:
535:
536: return(rob);
1.12 takayama 537: }
538:
539: struct object KregionMatches(struct object sobj, struct object keyArray)
540: {
1.36 takayama 541: struct object rob = OINIT;
1.12 takayama 542: int n,i,j,m,keyn;
543: char *s,*key;
544: rob = newObjectArray(3);
545: getoa(rob,0) = KpoInteger(-1);
546: getoa(rob,1) = NullObject;
547: getoa(rob,2) = NullObject;
548:
549: if (sobj.tag != Sdollar) return rob;
550: if (keyArray.tag != Sarray) return rob;
551: n = getoaSize(keyArray);
552: for (i=0; i<n; i++) {
553: if (getoa(keyArray,i).tag != Sdollar) { return rob; }
554: }
555:
556: s = KopString(sobj);
557: m = strlen(s);
558:
559: for (i=0; i<n; i++) {
560: key = KopString(getoa(keyArray,i));
561: keyn = strlen(key);
562: for (j=0; j<m; j++) {
563: if (strncmp(&(s[j]),key,keyn) == 0) {
564: getoa(rob,0) = KpoInteger(j);
565: getoa(rob,1) = KpoString(key);
566: getoa(rob,2) = KpoInteger(i);
567: return rob;
568: }
569: }
570: }
571: return rob;
1.1 maekawa 572: }
573:
1.30 takayama 574: static struct object oregexec(struct object oregex,struct object ostrArray,struct object oflag) {
1.36 takayama 575: struct object rob = OINIT;
576: struct object ob = OINIT;
1.30 takayama 577: int n,i,j,m,keyn,cflag,eflag,er;
578: char *regex;
579: regex_t preg;
580: char *s;
581: char *mbuf; int mbufSize;
582: #define REGMATCH_SIZE 100
583: regmatch_t pmatch[100]; size_t nmatch;
584: int size;
585:
586: nmatch = (size_t) REGMATCH_SIZE;
587: rob = newObjectArray(0);
588: mbufSize = 1024;
589:
590: if (oregex.tag != Sdollar) return rob;
591: if (ostrArray.tag != Sarray) return rob;
592: n = getoaSize(ostrArray);
593: for (i=0; i<n; i++) {
594: if (getoa(ostrArray,i).tag != Sdollar) { return rob; }
595: }
596: if (oflag.tag != Sarray) errorKan1("%s\n","oregexec: oflag should be an array of integers.");
597: cflag = eflag = 0;
598: oflag = Kto_int32(oflag);
599: for (i=0; i<getoaSize(oflag); i++) {
600: ob = getoa(oflag,i);
601: if (ob.tag != Sinteger) errorKan1("%s\n","oregexec: oflag is not an array of integers.");
602: if (i == 0) cflag = KopInteger(ob);
603: if (i == 1) eflag = KopInteger(ob);
604: }
605:
606: regex = KopString(oregex);
607: if (er=regcomp(&preg,regex,cflag)) {
608: mbuf = (char *) sGC_malloc(mbufSize);
609: if (mbuf == NULL) errorKan1("%s\n","No more memory.");
610: regerror(er,&preg,mbuf,mbufSize-1);
611: errorKan1("regcomp error: %s\n",mbuf);
612: }
613:
614: size = 0; /* We should use list instead of counting the size. */
615: for (i=0; i<n; i++) {
616: s = KopString(getoa(ostrArray,i));
617: er=regexec(&preg,s,nmatch,pmatch,eflag);
618: if ((er != 0) && (er != REG_NOMATCH)) {
619: mbuf = (char *) sGC_malloc(mbufSize);
620: if (mbuf == NULL) errorKan1("%s\n","No more memory.");
621: regerror(er,&preg,mbuf,mbufSize-1);
622: errorKan1("regcomp error: %s\n",mbuf);
623: }
624: if (er == 0) size++;
625: }
626:
627: rob = newObjectArray(size);
628: size = 0;
629: for (i=0; i<n; i++) {
630: s = KopString(getoa(ostrArray,i));
631: er=regexec(&preg,s,nmatch,pmatch,eflag);
632: if ((er != 0) && (er != REG_NOMATCH)) {
633: mbuf = (char *) sGC_malloc(mbufSize);
634: if (mbuf == NULL) errorKan1("%s\n","No more memory.");
635: regerror(er,&preg,mbuf,mbufSize-1);
636: errorKan1("regcomp error: %s\n",mbuf);
637: }
638: if (er == 0) {
639: ob = newObjectArray(3);
640: putoa(ob,0,KpoString(s));
641: /* temporary */
642: putoa(ob,1,KpoInteger((int) (pmatch[0].rm_so)));
643: putoa(ob,2,KpoInteger((int) (pmatch[0].rm_eo)));
644: putoa(rob,size,ob);
645: size++;
646: }
647: }
648: regfree(&preg);
649: return rob;
650: }
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