Annotation of OpenXM_contrib2/asir2000/parse/glob.c, Revision 1.38
1.8 noro 1: /*
2: * Copyright (c) 1994-2000 FUJITSU LABORATORIES LIMITED
3: * All rights reserved.
4: *
5: * FUJITSU LABORATORIES LIMITED ("FLL") hereby grants you a limited,
6: * non-exclusive and royalty-free license to use, copy, modify and
7: * redistribute, solely for non-commercial and non-profit purposes, the
8: * computer program, "Risa/Asir" ("SOFTWARE"), subject to the terms and
9: * conditions of this Agreement. For the avoidance of doubt, you acquire
10: * only a limited right to use the SOFTWARE hereunder, and FLL or any
11: * third party developer retains all rights, including but not limited to
12: * copyrights, in and to the SOFTWARE.
13: *
14: * (1) FLL does not grant you a license in any way for commercial
15: * purposes. You may use the SOFTWARE only for non-commercial and
16: * non-profit purposes only, such as academic, research and internal
17: * business use.
18: * (2) The SOFTWARE is protected by the Copyright Law of Japan and
19: * international copyright treaties. If you make copies of the SOFTWARE,
20: * with or without modification, as permitted hereunder, you shall affix
21: * to all such copies of the SOFTWARE the above copyright notice.
22: * (3) An explicit reference to this SOFTWARE and its copyright owner
23: * shall be made on your publication or presentation in any form of the
24: * results obtained by use of the SOFTWARE.
25: * (4) In the event that you modify the SOFTWARE, you shall notify FLL by
1.9 noro 26: * e-mail at risa-admin@sec.flab.fujitsu.co.jp of the detailed specification
1.8 noro 27: * for such modification or the source code of the modified part of the
28: * SOFTWARE.
29: *
30: * THE SOFTWARE IS PROVIDED AS IS WITHOUT ANY WARRANTY OF ANY KIND. FLL
31: * MAKES ABSOLUTELY NO WARRANTIES, EXPRESSED, IMPLIED OR STATUTORY, AND
32: * EXPRESSLY DISCLAIMS ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS
33: * FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT OF THIRD PARTIES'
34: * RIGHTS. NO FLL DEALER, AGENT, EMPLOYEES IS AUTHORIZED TO MAKE ANY
35: * MODIFICATIONS, EXTENSIONS, OR ADDITIONS TO THIS WARRANTY.
36: * UNDER NO CIRCUMSTANCES AND UNDER NO LEGAL THEORY, TORT, CONTRACT,
37: * OR OTHERWISE, SHALL FLL BE LIABLE TO YOU OR ANY OTHER PERSON FOR ANY
38: * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, PUNITIVE OR CONSEQUENTIAL
39: * DAMAGES OF ANY CHARACTER, INCLUDING, WITHOUT LIMITATION, DAMAGES
40: * ARISING OUT OF OR RELATING TO THE SOFTWARE OR THIS AGREEMENT, DAMAGES
41: * FOR LOSS OF GOODWILL, WORK STOPPAGE, OR LOSS OF DATA, OR FOR ANY
42: * DAMAGES, EVEN IF FLL SHALL HAVE BEEN INFORMED OF THE POSSIBILITY OF
43: * SUCH DAMAGES, OR FOR ANY CLAIM BY ANY OTHER PARTY. EVEN IF A PART
44: * OF THE SOFTWARE HAS BEEN DEVELOPED BY A THIRD PARTY, THE THIRD PARTY
45: * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE,
46: * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE.
47: *
1.38 ! ohara 48: * $OpenXM: OpenXM_contrib2/asir2000/parse/glob.c,v 1.37 2003/09/12 01:12:41 noro Exp $
1.8 noro 49: */
1.1 noro 50: #include "ca.h"
51: #include "al.h"
52: #include "parse.h"
1.24 noro 53: #include "ox.h"
1.31 ohara 54: #if defined(PARI)
1.1 noro 55: #include "genpari.h"
56: #endif
1.25 noro 57: #if !defined(VISUAL) && !defined(_PA_RISC1_1) && !defined(linux) && !defined(SYSV) && !defined(__CYGWIN__)
1.1 noro 58: #include <sgtty.h>
59: #endif
60:
61: #if defined(VISUAL)
62: #include <io.h>
63: #include <direct.h>
1.34 ohara 64: #else
65: #include <unistd.h>
66: #include <string.h>
67: #include <stdio.h>
1.1 noro 68: #endif
69:
1.19 noro 70: #if defined(SYSV) && !defined(_IBMR2)
1.1 noro 71: #include <sys/ttold.h>
72: #endif
73:
74: #if defined(VISUAL)
75: #define HISTORY asir_history
76: #endif
1.12 noro 77:
1.1 noro 78: #define MAXHIST 100
79:
80: extern int GC_free_space_divisor;
81: extern int GC_free_space_numerator;
82: extern FILE *asir_out;
83:
1.24 noro 84: INFILE asir_infile;
1.26 noro 85: JMP_BUF main_env,debug_env,timer_env,exec_env;
1.1 noro 86: int little_endian,debug_mode;
87: char *asir_libdir;
88: char *asir_pager;
89:
90: NODE usrf,sysf,noargsysf,ubinf,parif;
91: NODE ONENODE;
1.29 noro 92: int main_parser, allow_create_var, ox_do_copy, ox_do_count, ox_count_length;
1.1 noro 93: int ox_file_io, ox_need_conv;
94: char *ox_copy_bptr;
95: char *parse_strp;
96: SNODE parse_snode;
97: FUNC parse_targetf;
98: FILE *ox_istream,*ox_ostream;
99: int do_server_in_X11;
100: Obj LastVal;
101: char LastError[BUFSIZ];
1.15 noro 102: int timer_is_set;
103:
1.1 noro 104:
105: struct oV oVAR[] = {
106: {"x",0,0}, {"y",0,0}, {"z",0,0}, {"u",0,0},
107: {"v",0,0}, {"w",0,0}, {"p",0,0}, {"q",0,0},
108: {"r",0,0}, {"s",0,0}, {"t",0,0}, {"a",0,0},
109: {"b",0,0}, {"c",0,0}, {"d",0,0}, {"e",0,0},
110: {"f",0,0}, {"g",0,0}, {"h",0,0}, {"i",0,0},
111: {"j",0,0}, {"k",0,0}, {"l",0,0}, {"m",0,0},
112: {"n",0,0}, {"o",0,0},
113: {"_x",0,0}, {"_y",0,0}, {"_z",0,0}, {"_u",0,0},
114: {"_v",0,0}, {"_w",0,0}, {"_p",0,0}, {"_q",0,0},
115: {"_r",0,0}, {"_s",0,0}, {"_t",0,0}, {"_a",0,0},
116: {"_b",0,0}, {"_c",0,0}, {"_d",0,0}, {"_e",0,0},
117: {"_f",0,0}, {"_g",0,0}, {"_h",0,0}, {"_i",0,0},
118: {"_j",0,0}, {"_k",0,0}, {"_l",0,0}, {"_m",0,0},
119: {"_n",0,0}, {"_o",0,0}
120: };
121:
122: struct oVL oVLIST[52];
123:
124: VL CO = oVLIST;
125: VL ALG;
126:
127: struct oVS oGPVS,oAPVS,oEPVS;
128: VS GPVS = &oGPVS;
129: VS APVS = &oAPVS;
130: VS EPVS = &oEPVS;
1.35 noro 131: VS CPVS,MPVS;
132:
133: NODE MODULE_LIST;
134: MODULE CUR_MODULE;
1.36 noro 135: char *CUR_FUNC;
1.1 noro 136:
137: struct oF oF_TRUE,oF_FALSE;
138: F F_TRUE = &oF_TRUE;
139: F F_FALSE = &oF_FALSE;
140:
141: #if defined(VISUAL)
1.4 noro 142: char cppname[BUFSIZ] = "c:\\asir\\stdlib\\cpp ";
1.1 noro 143: #else
1.4 noro 144: char cppname[BUFSIZ] = "/lib/cpp ";
1.1 noro 145: #endif
1.4 noro 146: char asirname[BUFSIZ];
1.1 noro 147: char displayname[BUFSIZ];
148:
149: int Verbose;
1.38 ! ohara 150: int do_quiet;
1.1 noro 151:
152: void glob_init() {
153: int i;
154:
155: for ( i = 0; i < 51; i++ ) {
156: VR(&oVLIST[i]) = &oVAR[i]; NEXT(&oVLIST[i]) = &oVLIST[i+1];
157: }
158: VR(&oVLIST[i]) = &oVAR[i]; NEXT(&oVLIST[i]) = 0;
159: reallocarray((char **)&GPVS->va,(int *)&GPVS->asize,(int *)&GPVS->n,(int)sizeof(struct oPV));
160: reallocarray((char **)&APVS->va,(int *)&APVS->asize,(int *)&APVS->n,(int)sizeof(struct oPV));
161: CPVS = GPVS;
162: MKNODE(ONENODE,mkfnode(1,I_FORMULA,ONE),0);
163: OID(F_TRUE)=O_F; FOP(F_TRUE)=AL_TRUE; F_TRUE->arg.dummy = 0;
164: OID(F_FALSE)=O_F; FOP(F_FALSE)=AL_FALSE; F_FALSE->arg.dummy = 0;
165: sprintf(asirname,"%s/asir_symtab",asir_libdir);
166: }
167:
1.24 noro 168: void input_init(FILE *fp,char *name)
1.1 noro 169: {
1.24 noro 170: asir_infile = (INFILE)CALLOC(sizeof(struct oINFILE),1);
1.1 noro 171: asir_infile->name = name; asir_infile->fp = fp;
172: asir_infile->ln = 1; NEXT(asir_infile) = 0;
173: }
174:
1.24 noro 175: void notdef(VL vl,Obj a,Obj b,Obj *c)
1.1 noro 176: {
177: error("undefined arithmetic operation.");
178: }
179:
180: int do_asirrc;
181: int do_file;
182: int do_message;
183: int do_fep;
184: int no_prompt;
185: int read_exec_file;
186: static int buserr_sav;
187: static char asir_history[BUFSIZ];
188:
189: extern int mpi_myid;
190:
1.5 noro 191: #if !defined(VISUAL_LIB)
192: void ExitAsir() {
193: exit(0);
194: }
195: #endif
196:
1.1 noro 197: /*
198: * status = 1 abnormal termination (error() etc.)
199: * status = 2 normal termination (end(), quit() etc.)
200: */
201:
1.24 noro 202: void asir_terminate(int status)
1.1 noro 203: {
1.21 noro 204: int t;
205:
1.1 noro 206: if ( read_exec_file ) {
1.21 noro 207: t = read_exec_file;
208: read_exec_file = 0;
209: if ( t == 1 )
1.26 noro 210: LONGJMP(main_env,status);
1.21 noro 211: else
1.26 noro 212: LONGJMP(exec_env,status);
1.1 noro 213: } else {
214: tty_reset();
1.33 noro 215: #if defined(MPI)
1.1 noro 216: if ( !mpi_myid )
217: close_allconnections();
218: mpi_finalize();
219: #else
1.20 noro 220: #if defined(SIGPIPE)
221: signal(SIGPIPE,SIG_IGN);
222: #endif
1.1 noro 223: close_allconnections();
224: #endif
225: if ( asir_out )
226: fflush(asir_out);
1.32 noro 227: #if FEP
1.13 saito 228: if ( do_fep ) {
229: stifle_history(MAXHIST);
230: write_history(asir_history);
231: }
232: #endif
1.1 noro 233: ExitAsir();
234: }
235: }
236:
237: void param_init() {
238: unsigned int et = 0xff;
239: extern int paristack;
240: if ( *((char *)&et) )
241: little_endian = 1;
242: else
243: little_endian = 0;
244: }
245:
246: void prompt() {
247: if ( !no_prompt && !do_fep && asir_infile->fp == stdin )
1.21 noro 248: fprintf(asir_out,"[%d] ",APVS->n);
1.1 noro 249: fflush(asir_out);
250: }
251:
1.24 noro 252: void sprompt(char *ptr)
1.1 noro 253: {
1.21 noro 254: sprintf(ptr,"[%d] ",APVS->n);
1.34 ohara 255: }
256:
257: #if !defined(VISUAL)
258: static int which(char *prog, char *path, char *buf, size_t size)
259: {
260: char *tok;
261: char delim[] = ":";
262: char *path2 = malloc(strlen(path)+1);
263: char *name = malloc(size);
264: int proglen = strlen(prog)+3; /* "/" + prog + " \0" */
265:
266: if (!name || !path2) {
267: return 0;
268: }
269: strcpy(path2, path);
270: tok = strtok(path2, delim);
271: while (tok != NULL) {
272: if (size >= strlen(tok)) {
273: sprintf(name, "%s/%s", tok, prog);
274: if (access(name, X_OK&R_OK) == 0) {
275: strcpy(buf, name);
276: strcat(buf, " ");
277: free(path2); free(name);
278: return 1;
279: }
280: tok = strtok(NULL, delim);
281: }
282: }
283: free(path2); free(name);
284: return 0;
285: }
286: #endif
287:
288: void cppname_init()
289: {
290: #if !defined(VISUAL)
291: if (access(cppname, X_OK&R_OK) != 0) {
292: which("cpp", "/lib:/usr/ccs/lib:/usr/bin", cppname, BUFSIZ) ||
293: which("cpp", getenv("PATH"), cppname, BUFSIZ);
294: }
295: #endif
1.1 noro 296: }
297:
298: FILE *in_fp;
299:
1.24 noro 300: void process_args(int ac,char **av)
1.1 noro 301: {
302: do_asirrc = 1;
1.33 noro 303: #if !defined(MPI)
1.1 noro 304: do_message = 1;
305: #endif
1.38 ! ohara 306: do_quiet = 0;
1.1 noro 307: while ( ac > 0 ) {
308: if ( !strcmp(*av,"-heap") && (ac >= 2) ) {
309: void GC_expand_hp(int);
310:
311: GC_expand_hp(atoi(*(av+1))); av += 2; ac -= 2;
312: } else if ( !strcmp(*av,"-adj") && (ac >= 2) ) {
313: char *slash;
314:
315: slash = strrchr(*(av+1),'/');
316: if ( slash ) {
317: *slash = 0;
318: GC_free_space_numerator = atoi(slash+1);
319: }
320: GC_free_space_divisor = atoi(*(av+1));
321: av += 2; ac -= 2;
322: } else if ( !strcmp(*av,"-cpp") && (ac >= 2) ) {
323: strcpy(cppname,*(av+1)); av += 2; ac -= 2;
324: } else if ( !strcmp(*av,"-f") && (ac >= 2) ) {
1.38 ! ohara 325: do_quiet = 1;
1.1 noro 326: in_fp = fopen(*(av+1),"r");
327: if ( !in_fp ) {
328: fprintf(stderr,"%s does not exist!",*(av+1));
329: asir_terminate(1);
330: }
331: do_file = 1;
332: av += 2; ac -= 2;
1.38 ! ohara 333: } else if ( !strcmp(*av,"-quiet") ) {
! 334: do_quiet = 1; av++; ac--;
1.1 noro 335: } else if ( !strcmp(*av,"-norc") ) {
336: do_asirrc = 0; av++; ac--;
337: } else if ( !strcmp(*av,"-nomessage") ) {
338: do_message = 0; av++; ac--;
339: } else if ( !strcmp(*av,"-terse") ) {
340: no_prompt = 0; av++; ac--;
1.11 noro 341: } else if ( !strcmp(*av,"-rootdir") && (ac >= 2) ) {
342: set_rootdir(*(av+1)); av += 2; ac -= 2;
1.1 noro 343: } else if ( !strcmp(*av,"-maxheap") && (ac >= 2) ) {
344: void GC_set_max_heap_size(int);
345:
346: GC_set_max_heap_size(atoi(*(av+1))); av += 2; ac -= 2;
347: #if !defined(VISUAL)
348: } else if ( !strcmp(*av,"-display") && (ac >= 2) ) {
349: strcpy(displayname,*(av+1)); av += 2; ac -= 2;
350: #endif
1.32 noro 351: #if FEP
1.13 saito 352: } else if ( !strcmp(*av,"-fep") ) {
353: do_fep = 1; av++; ac--;
354: #endif
1.31 ohara 355: #if defined(PARI)
1.1 noro 356: } else if ( !strcmp(*av,"-paristack") ) {
357: extern int paristack;
358:
359: paristack = atoi(*(av+1)); av += 2; ac -= 2;
360: #endif
361: } else {
362: fprintf(stderr,"%s : unknown option.\n",*av);
363: asir_terminate(1);
364: }
365: }
1.32 noro 366: #if FEP
1.13 saito 367: if ( do_fep ) {
368: char *home;
369: home = (char *)getenv("HOME");
370: if (!home)
371: home = ".";
372: sprintf (asir_history, "%s/.asir_history",home);
373: read_history(asir_history);
374: using_history();
375: }
376: #endif
1.1 noro 377: }
378:
379: #include <signal.h>
380:
381: void sig_init() {
382: #if !defined(VISUAL)
383: signal(SIGINT,int_handler);
384: #else
1.24 noro 385: void register_ctrlc_handler();
386:
1.1 noro 387: register_ctrlc_handler();
388: #endif
389: signal(SIGSEGV,segv_handler);
390:
1.23 noro 391: #if defined(SIGFPE)
1.1 noro 392: signal(SIGFPE,fpe_handler);
393: #endif
394:
1.23 noro 395: #if defined(SIGPIPE)
1.1 noro 396: signal(SIGPIPE,pipe_handler);
397: #endif
398:
1.23 noro 399: #if defined(SIGILL)
1.1 noro 400: signal(SIGILL,ill_handler);
401: #endif
402:
403: #if !defined(VISUAL)
404: signal(SIGBUS,bus_handler);
405: #endif
406: }
407:
408: static void (*old_int)(int);
409:
410: void asir_save_handler() {
411: old_int = signal(SIGINT,SIG_IGN);
412: signal(SIGINT,old_int);
413: }
414:
415: void asir_set_handler() {
416: signal(SIGINT,int_handler);
417: }
418:
419: void asir_reset_handler() {
420: signal(SIGINT,old_int);
421: }
422:
1.24 noro 423: void resetenv(char *s)
1.1 noro 424: {
425: extern FILE *outfile;
426:
427: fprintf(stderr,"%s\n",s);
428: while ( NEXT(asir_infile) )
429: closecurrentinput();
430: resetpvs();
431: #if !defined(VISUAL)
432: if ( do_server_in_X11 )
433: #endif
434: show_debug_window(0);
435: #if defined(VISUAL_LIB)
436: w_noflush_stderr(0);
437: #endif
438: asir_out = stdout;
1.31 ohara 439: #if defined(PARI)
1.1 noro 440: pari_outfile = stdout;
441: #endif
442: /* restore states */
443: reset_engine();
444: reset_io();
1.16 noro 445: #if !defined(VISUAL)
1.15 noro 446: reset_timer();
1.16 noro 447: #endif
1.26 noro 448: LONGJMP(main_env,1);
1.1 noro 449: }
450:
1.24 noro 451: void fatal(int n)
1.1 noro 452: {
453: resetenv("return to toplevel");
454: }
455:
456: FUNC registered_handler;
457: extern int ox_int_received, critical_when_signal;
458:
1.24 noro 459: void int_handler(int sig)
1.1 noro 460: {
461: extern NODE PVSS;
462:
463: if ( do_file ) {
464: ExitAsir();
465: }
466: if ( critical_when_signal ) {
467: ox_int_received = 1;
468: return;
469: }
1.12 noro 470: #if defined(VISUAL)
1.19 noro 471: suspend_timer();
1.1 noro 472: #endif
473: signal(SIGINT,SIG_IGN);
1.3 noro 474: #if !defined(VISUAL)
475: if ( do_server_in_X11 ) {
476: debug(PVSS?((VS)BDY(PVSS))->usrf->f.usrf->body:0);
477: restore_handler();
478: return;
479: }
1.1 noro 480: #endif
481: #if defined(linux)
482: #if 1
483: while ( stdin->_IO_read_ptr < stdin->_IO_read_end )
484: #else
485: while ( stdin->_gptr < stdin->_egptr )
486: #endif
487: getchar();
488: #endif
489: while ( 1 ) {
490: char buf[BUFSIZ];
491: char c;
492:
493: fprintf(stderr,"interrupt ?(q/t/c/d/u/w/?) "); fflush(stderr);
494: buf[0] = '\n';
495: while ( buf[0] == '\n' )
496: fgets(buf,BUFSIZ,stdin);
497: switch ( c = buf[0] ) {
498: case 'q':
499: while ( 1 ) {
500: fprintf(stderr,"Abort this session? (y or n) "); fflush(stderr);
501: fgets(buf,BUFSIZ,stdin);
502: if ( !strncmp(buf,"y",1) ) {
503: read_exec_file = 0;
504: fprintf(stderr,"Bye\n"); asir_terminate(1);
505: } else if ( !strncmp(buf,"n",1) ) {
506: restore_handler();
507: return;
508: }
509: }
510: break;
511: case 't':
512: case 'u':
513: while ( 1 ) {
514: fprintf(stderr,"Abort this computation? (y or n) "); fflush(stderr);
515: fgets(buf,BUFSIZ,stdin);
516: if ( !strncmp(buf,"y",1) )
517: break;
518: else if ( !strncmp(buf,"n",1) ) {
519: restore_handler();
520: return;
521: }
522: }
523: if ( debug_mode )
524: debug_mode = 0;
525: restore_handler();
526: if ( c == 'u' ) {
527: if ( registered_handler ) {
528: fprintf(stderr,
529: "Calling the registered exception handler...");
530: bevalf(registered_handler,0);
531: fprintf(stderr, "done.\n");
532: }
533: }
534: if ( read_exec_file ) {
535: read_exec_file = 0;
536: resetenv("initialization aborted; return to toplevel");
537: } else
538: resetenv("return to toplevel");
539: break;
540: case 'd':
541: #if 0
542: nextbp = 1; nextbplevel = -1;
543: #endif
544: debug(PVSS?((VS)BDY(PVSS))->usrf->f.usrf->body:0);
545: restore_handler();
546: return;
547: case 'c':
548: restore_handler();
549: return; break;
550: case 'w':
551: showpos(); break;
552: case '?':
553: fprintf(stderr, "q:quit t:toplevel c:continue d:debug u:call registered handler w:where\n");
554: break;
555: default:
556: break;
557: }
558: }
559: }
560:
561: void restore_handler() {
1.12 noro 562: #if defined(VISUAL)
1.19 noro 563: resume_timer();
1.1 noro 564: #endif
1.19 noro 565: #if defined(SIGINT)
1.1 noro 566: signal(SIGINT,int_handler);
567: #endif
568: }
569:
1.24 noro 570: void segv_handler(int sig)
1.1 noro 571: {
1.19 noro 572: #if defined(SIGSEGV)
1.1 noro 573: signal(SIGSEGV,segv_handler);
1.19 noro 574: error("internal error (SEGV)");
1.1 noro 575: #endif
576: }
577:
1.24 noro 578: void ill_handler(int sig)
1.1 noro 579: {
1.19 noro 580: #if defined(SIGILL)
1.1 noro 581: signal(SIGILL,ill_handler);
1.19 noro 582: error("illegal instruction (ILL)");
1.1 noro 583: #endif
584: }
585:
1.24 noro 586: void alrm_handler(int sig)
1.1 noro 587: {
588: fprintf(stderr,"interval timer expired (VTALRM)\n");
1.26 noro 589: LONGJMP(timer_env,1);
1.1 noro 590: }
591:
1.24 noro 592: void bus_handler(int sig)
1.1 noro 593: {
594: #if defined(SIGBUS)
595: signal(SIGBUS,bus_handler);
596: error("internal error (BUS ERROR)");
597: #endif
598: }
599:
1.24 noro 600: void fpe_handler(int sig)
1.1 noro 601: {
1.19 noro 602: #if defined(SIGFPE)
1.1 noro 603: signal(SIGFPE,fpe_handler);
1.19 noro 604: error("internal error (FPE)");
1.1 noro 605: #endif
606: }
607:
1.24 noro 608: void pipe_handler(int sig)
1.1 noro 609: {
610: #if defined(SIGPIPE)
611: signal(SIGPIPE,pipe_handler);
1.20 noro 612: end_critical();
1.1 noro 613: error("internal error (BROKEN PIPE)");
614: #endif
615: }
616:
617: void resize_buffer()
618: {
619: }
620:
621: void tty_init() {
622: }
623:
624: void tty_reset() {
625: }
626:
627: extern int evalstatline;
628:
1.24 noro 629: void set_lasterror(char *s)
1.1 noro 630: {
631: strncpy(LastError,s,BUFSIZ);
632: LastError[BUFSIZ-1] = 0;
633: }
634:
635: SNODE error_snode;
636:
1.24 noro 637: void error(char *s)
1.1 noro 638: {
1.37 noro 639: SNODE *snp=0;
1.1 noro 640:
1.16 noro 641: #if !defined(VISUAL)
1.15 noro 642: if ( timer_is_set )
643: alrm_handler(SIGVTALRM);
1.16 noro 644: #endif
1.1 noro 645: fprintf(stderr,"%s\n",s);
646: set_lasterror(s);
647: if ( CPVS != GPVS ) {
1.37 noro 648: if ( CPVS && CPVS->usrf && CPVS->usrf->f.usrf )
1.7 noro 649: searchsn(&BDY(CPVS->usrf->f.usrf),evalstatline,&snp);
1.6 noro 650: if ( snp )
651: error_snode = *snp;
652: else
653: error_snode = 0;
1.1 noro 654: } else
655: error_snode = 0;
656: if ( do_file ) {
657: char errbuf[BUFSIZ*5]; /* sufficient to store stack information ? */
658:
659: sprintf(errbuf,"%s\n",s);
660: showpos_to_string(errbuf+strlen(errbuf));
661: set_lasterror(errbuf);
662: ExitAsir();
663: }
664: if ( debug_mode )
1.26 noro 665: LONGJMP(debug_env,1);
1.1 noro 666: if ( CPVS != GPVS )
667: if ( do_server_in_X11 || isatty(0) )
668: bp(error_snode);
669: if ( read_exec_file )
670: read_exec_file = 0;
671: resetenv("return to toplevel");
672: }
673:
674: #if !defined(VISUAL)
675: #include <sys/time.h>
676:
1.24 noro 677: void set_timer(int interval)
1.1 noro 678: {
679: struct itimerval it;
680:
681: it.it_interval.tv_sec = interval;
682: it.it_interval.tv_usec = 0;
683: it.it_value.tv_sec = interval;
684: it.it_value.tv_usec = 0;
685: setitimer(ITIMER_VIRTUAL,&it,0);
686: signal(SIGVTALRM,alrm_handler);
1.15 noro 687: timer_is_set = 1;
1.1 noro 688: }
689:
690: void reset_timer()
691: {
692: struct itimerval it;
693:
694: it.it_interval.tv_sec = 0;
695: it.it_interval.tv_usec = 0;
696: it.it_value.tv_sec = 0;
697: it.it_value.tv_usec = 0;
698: setitimer(ITIMER_VIRTUAL,&it,0);
699: signal(SIGVTALRM,SIG_IGN);
1.15 noro 700: timer_is_set = 0;
1.1 noro 701: }
702: #endif
703:
704: unsigned int get_asir_version();
1.14 noro 705: char *get_asir_distribution();
1.1 noro 706:
707: void copyright() {
1.17 noro 708: #if defined(INTERVAL)
709: printf("This is Risa/Asir + Interval Arithmetic, Version %d (%s Distribution).\n",
710: get_asir_version(), get_asir_distribution());
711: #else
1.14 noro 712: printf("This is Risa/Asir, Version %d (%s Distribution).\n",
713: get_asir_version(), get_asir_distribution());
1.17 noro 714: #endif
1.14 noro 715: printf("Copyright (C) 1994-2000, all rights reserved, FUJITSU LABORATORIES LIMITED.\n");
1.30 noro 716: printf("Copyright 2000-2003, Risa/Asir committers, http://www.openxm.org/.\n");
1.27 noro 717: printf("GC 6.1(alpha5) copyright 2001, H-J. Boehm, A. J. Demers, Xerox, SGI, HP.\n");
1.32 noro 718: #if PARI
719: #if 0
1.28 noro 720: printf("PARI 2.2.4, copyright (C) 2002 The PARI Group.\n");
1.32 noro 721: #endif
722: printf("PARI 2.0.17, copyright 1989-1999, C. Batut, K. Belabas, D. Bernardi,\n");
723: printf(" H. Cohen and M. Olivier.\n");
724: #endif
1.1 noro 725: }
1.14 noro 726:
1.5 noro 727:
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