Annotation of OpenXM_contrib2/asir2000/parse/glob.c, Revision 1.40
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: *
1.40 ! noro 48: * $OpenXM: OpenXM_contrib2/asir2000/parse/glob.c,v 1.39 2003/10/20 09:17:52 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 read_exec_file;
185: static int buserr_sav;
186: static char asir_history[BUFSIZ];
187:
188: extern int mpi_myid;
189:
1.5 noro 190: #if !defined(VISUAL_LIB)
191: void ExitAsir() {
192: exit(0);
193: }
194: #endif
195:
1.1 noro 196: /*
197: * status = 1 abnormal termination (error() etc.)
198: * status = 2 normal termination (end(), quit() etc.)
199: */
200:
1.24 noro 201: void asir_terminate(int status)
1.1 noro 202: {
1.21 noro 203: int t;
204:
1.1 noro 205: if ( read_exec_file ) {
1.21 noro 206: t = read_exec_file;
207: read_exec_file = 0;
208: if ( t == 1 )
1.26 noro 209: LONGJMP(main_env,status);
1.21 noro 210: else
1.26 noro 211: LONGJMP(exec_env,status);
1.1 noro 212: } else {
213: tty_reset();
1.33 noro 214: #if defined(MPI)
1.1 noro 215: if ( !mpi_myid )
216: close_allconnections();
217: mpi_finalize();
218: #else
1.20 noro 219: #if defined(SIGPIPE)
220: signal(SIGPIPE,SIG_IGN);
221: #endif
1.1 noro 222: close_allconnections();
223: #endif
224: if ( asir_out )
225: fflush(asir_out);
1.32 noro 226: #if FEP
1.13 saito 227: if ( do_fep ) {
228: stifle_history(MAXHIST);
229: write_history(asir_history);
230: }
231: #endif
1.1 noro 232: ExitAsir();
233: }
234: }
235:
236: void param_init() {
237: unsigned int et = 0xff;
238: extern int paristack;
239: if ( *((char *)&et) )
240: little_endian = 1;
241: else
242: little_endian = 0;
243: }
1.39 noro 244:
245: Obj user_defined_prompt;
246:
1.1 noro 247: void prompt() {
1.39 noro 248: if ( !do_quiet && !do_fep && asir_infile->fp == stdin )
1.21 noro 249: fprintf(asir_out,"[%d] ",APVS->n);
1.39 noro 250: else if ( do_quiet && user_defined_prompt
251: && OID(user_defined_prompt)==O_STR) {
252: fprintf(asir_out,BDY((STRING)user_defined_prompt),APVS->n);
253: }
1.1 noro 254: fflush(asir_out);
255: }
256:
1.24 noro 257: void sprompt(char *ptr)
1.1 noro 258: {
1.21 noro 259: sprintf(ptr,"[%d] ",APVS->n);
1.34 ohara 260: }
261:
262: #if !defined(VISUAL)
263: static int which(char *prog, char *path, char *buf, size_t size)
264: {
265: char *tok;
266: char delim[] = ":";
267: char *path2 = malloc(strlen(path)+1);
268: char *name = malloc(size);
269: int proglen = strlen(prog)+3; /* "/" + prog + " \0" */
270:
271: if (!name || !path2) {
272: return 0;
273: }
274: strcpy(path2, path);
275: tok = strtok(path2, delim);
276: while (tok != NULL) {
277: if (size >= strlen(tok)) {
278: sprintf(name, "%s/%s", tok, prog);
279: if (access(name, X_OK&R_OK) == 0) {
280: strcpy(buf, name);
281: strcat(buf, " ");
282: free(path2); free(name);
283: return 1;
284: }
285: tok = strtok(NULL, delim);
286: }
287: }
288: free(path2); free(name);
289: return 0;
290: }
291: #endif
292:
293: void cppname_init()
294: {
295: #if !defined(VISUAL)
296: if (access(cppname, X_OK&R_OK) != 0) {
297: which("cpp", "/lib:/usr/ccs/lib:/usr/bin", cppname, BUFSIZ) ||
298: which("cpp", getenv("PATH"), cppname, BUFSIZ);
299: }
300: #endif
1.1 noro 301: }
302:
303: FILE *in_fp;
304:
1.24 noro 305: void process_args(int ac,char **av)
1.1 noro 306: {
307: do_asirrc = 1;
1.33 noro 308: #if !defined(MPI)
1.1 noro 309: do_message = 1;
310: #endif
1.38 ohara 311: do_quiet = 0;
1.1 noro 312: while ( ac > 0 ) {
313: if ( !strcmp(*av,"-heap") && (ac >= 2) ) {
314: void GC_expand_hp(int);
315:
316: GC_expand_hp(atoi(*(av+1))); av += 2; ac -= 2;
317: } else if ( !strcmp(*av,"-adj") && (ac >= 2) ) {
318: char *slash;
319:
320: slash = strrchr(*(av+1),'/');
321: if ( slash ) {
322: *slash = 0;
323: GC_free_space_numerator = atoi(slash+1);
324: }
325: GC_free_space_divisor = atoi(*(av+1));
326: av += 2; ac -= 2;
327: } else if ( !strcmp(*av,"-cpp") && (ac >= 2) ) {
328: strcpy(cppname,*(av+1)); av += 2; ac -= 2;
329: } else if ( !strcmp(*av,"-f") && (ac >= 2) ) {
1.38 ohara 330: do_quiet = 1;
1.1 noro 331: in_fp = fopen(*(av+1),"r");
332: if ( !in_fp ) {
333: fprintf(stderr,"%s does not exist!",*(av+1));
334: asir_terminate(1);
335: }
336: do_file = 1;
337: av += 2; ac -= 2;
1.38 ohara 338: } else if ( !strcmp(*av,"-quiet") ) {
1.39 noro 339: do_quiet = 1; av++; ac--;
1.1 noro 340: } else if ( !strcmp(*av,"-norc") ) {
341: do_asirrc = 0; av++; ac--;
342: } else if ( !strcmp(*av,"-nomessage") ) {
343: do_message = 0; av++; ac--;
1.11 noro 344: } else if ( !strcmp(*av,"-rootdir") && (ac >= 2) ) {
345: set_rootdir(*(av+1)); av += 2; ac -= 2;
1.1 noro 346: } else if ( !strcmp(*av,"-maxheap") && (ac >= 2) ) {
347: void GC_set_max_heap_size(int);
348:
349: GC_set_max_heap_size(atoi(*(av+1))); av += 2; ac -= 2;
350: #if !defined(VISUAL)
351: } else if ( !strcmp(*av,"-display") && (ac >= 2) ) {
352: strcpy(displayname,*(av+1)); av += 2; ac -= 2;
353: #endif
1.32 noro 354: #if FEP
1.13 saito 355: } else if ( !strcmp(*av,"-fep") ) {
356: do_fep = 1; av++; ac--;
357: #endif
1.31 ohara 358: #if defined(PARI)
1.1 noro 359: } else if ( !strcmp(*av,"-paristack") ) {
360: extern int paristack;
361:
362: paristack = atoi(*(av+1)); av += 2; ac -= 2;
363: #endif
364: } else {
365: fprintf(stderr,"%s : unknown option.\n",*av);
366: asir_terminate(1);
367: }
368: }
1.32 noro 369: #if FEP
1.13 saito 370: if ( do_fep ) {
371: char *home;
372: home = (char *)getenv("HOME");
373: if (!home)
374: home = ".";
375: sprintf (asir_history, "%s/.asir_history",home);
376: read_history(asir_history);
377: using_history();
378: }
379: #endif
1.1 noro 380: }
381:
382: #include <signal.h>
383:
384: void sig_init() {
385: #if !defined(VISUAL)
386: signal(SIGINT,int_handler);
387: #else
1.24 noro 388: void register_ctrlc_handler();
389:
1.1 noro 390: register_ctrlc_handler();
391: #endif
392: signal(SIGSEGV,segv_handler);
393:
1.23 noro 394: #if defined(SIGFPE)
1.1 noro 395: signal(SIGFPE,fpe_handler);
396: #endif
397:
1.23 noro 398: #if defined(SIGPIPE)
1.1 noro 399: signal(SIGPIPE,pipe_handler);
400: #endif
401:
1.23 noro 402: #if defined(SIGILL)
1.1 noro 403: signal(SIGILL,ill_handler);
404: #endif
405:
406: #if !defined(VISUAL)
407: signal(SIGBUS,bus_handler);
408: #endif
409: }
410:
411: static void (*old_int)(int);
412:
413: void asir_save_handler() {
414: old_int = signal(SIGINT,SIG_IGN);
415: signal(SIGINT,old_int);
416: }
417:
418: void asir_set_handler() {
419: signal(SIGINT,int_handler);
420: }
421:
422: void asir_reset_handler() {
423: signal(SIGINT,old_int);
424: }
425:
1.24 noro 426: void resetenv(char *s)
1.1 noro 427: {
428: extern FILE *outfile;
429:
430: fprintf(stderr,"%s\n",s);
431: while ( NEXT(asir_infile) )
432: closecurrentinput();
433: resetpvs();
434: #if !defined(VISUAL)
435: if ( do_server_in_X11 )
436: #endif
437: show_debug_window(0);
438: #if defined(VISUAL_LIB)
439: w_noflush_stderr(0);
440: #endif
441: asir_out = stdout;
1.31 ohara 442: #if defined(PARI)
1.1 noro 443: pari_outfile = stdout;
444: #endif
445: /* restore states */
446: reset_engine();
447: reset_io();
1.16 noro 448: #if !defined(VISUAL)
1.15 noro 449: reset_timer();
1.16 noro 450: #endif
1.26 noro 451: LONGJMP(main_env,1);
1.1 noro 452: }
453:
1.24 noro 454: void fatal(int n)
1.1 noro 455: {
456: resetenv("return to toplevel");
457: }
458:
459: FUNC registered_handler;
460: extern int ox_int_received, critical_when_signal;
461:
1.24 noro 462: void int_handler(int sig)
1.1 noro 463: {
464: extern NODE PVSS;
465:
466: if ( do_file ) {
467: ExitAsir();
468: }
469: if ( critical_when_signal ) {
470: ox_int_received = 1;
471: return;
472: }
1.12 noro 473: #if defined(VISUAL)
1.19 noro 474: suspend_timer();
1.1 noro 475: #endif
476: signal(SIGINT,SIG_IGN);
1.3 noro 477: #if !defined(VISUAL)
478: if ( do_server_in_X11 ) {
479: debug(PVSS?((VS)BDY(PVSS))->usrf->f.usrf->body:0);
480: restore_handler();
481: return;
482: }
1.1 noro 483: #endif
484: #if defined(linux)
485: #if 1
486: while ( stdin->_IO_read_ptr < stdin->_IO_read_end )
487: #else
488: while ( stdin->_gptr < stdin->_egptr )
489: #endif
490: getchar();
491: #endif
492: while ( 1 ) {
493: char buf[BUFSIZ];
494: char c;
495:
496: fprintf(stderr,"interrupt ?(q/t/c/d/u/w/?) "); fflush(stderr);
497: buf[0] = '\n';
498: while ( buf[0] == '\n' )
499: fgets(buf,BUFSIZ,stdin);
500: switch ( c = buf[0] ) {
501: case 'q':
502: while ( 1 ) {
503: fprintf(stderr,"Abort this session? (y or n) "); fflush(stderr);
504: fgets(buf,BUFSIZ,stdin);
505: if ( !strncmp(buf,"y",1) ) {
506: read_exec_file = 0;
507: fprintf(stderr,"Bye\n"); asir_terminate(1);
508: } else if ( !strncmp(buf,"n",1) ) {
509: restore_handler();
510: return;
511: }
512: }
513: break;
514: case 't':
515: case 'u':
516: while ( 1 ) {
517: fprintf(stderr,"Abort this computation? (y or n) "); fflush(stderr);
518: fgets(buf,BUFSIZ,stdin);
519: if ( !strncmp(buf,"y",1) )
520: break;
521: else if ( !strncmp(buf,"n",1) ) {
522: restore_handler();
523: return;
524: }
525: }
526: if ( debug_mode )
527: debug_mode = 0;
528: restore_handler();
529: if ( c == 'u' ) {
530: if ( registered_handler ) {
531: fprintf(stderr,
532: "Calling the registered exception handler...");
533: bevalf(registered_handler,0);
534: fprintf(stderr, "done.\n");
535: }
536: }
537: if ( read_exec_file ) {
538: read_exec_file = 0;
539: resetenv("initialization aborted; return to toplevel");
540: } else
541: resetenv("return to toplevel");
542: break;
543: case 'd':
544: #if 0
545: nextbp = 1; nextbplevel = -1;
546: #endif
547: debug(PVSS?((VS)BDY(PVSS))->usrf->f.usrf->body:0);
548: restore_handler();
549: return;
550: case 'c':
551: restore_handler();
552: return; break;
553: case 'w':
554: showpos(); break;
555: case '?':
556: fprintf(stderr, "q:quit t:toplevel c:continue d:debug u:call registered handler w:where\n");
557: break;
558: default:
559: break;
560: }
561: }
562: }
563:
564: void restore_handler() {
1.12 noro 565: #if defined(VISUAL)
1.19 noro 566: resume_timer();
1.1 noro 567: #endif
1.19 noro 568: #if defined(SIGINT)
1.1 noro 569: signal(SIGINT,int_handler);
570: #endif
571: }
572:
1.24 noro 573: void segv_handler(int sig)
1.1 noro 574: {
1.19 noro 575: #if defined(SIGSEGV)
1.1 noro 576: signal(SIGSEGV,segv_handler);
1.19 noro 577: error("internal error (SEGV)");
1.1 noro 578: #endif
579: }
580:
1.24 noro 581: void ill_handler(int sig)
1.1 noro 582: {
1.19 noro 583: #if defined(SIGILL)
1.1 noro 584: signal(SIGILL,ill_handler);
1.19 noro 585: error("illegal instruction (ILL)");
1.1 noro 586: #endif
587: }
588:
1.24 noro 589: void alrm_handler(int sig)
1.1 noro 590: {
591: fprintf(stderr,"interval timer expired (VTALRM)\n");
1.26 noro 592: LONGJMP(timer_env,1);
1.1 noro 593: }
594:
1.24 noro 595: void bus_handler(int sig)
1.1 noro 596: {
597: #if defined(SIGBUS)
598: signal(SIGBUS,bus_handler);
599: error("internal error (BUS ERROR)");
600: #endif
601: }
602:
1.24 noro 603: void fpe_handler(int sig)
1.1 noro 604: {
1.19 noro 605: #if defined(SIGFPE)
1.1 noro 606: signal(SIGFPE,fpe_handler);
1.19 noro 607: error("internal error (FPE)");
1.1 noro 608: #endif
609: }
610:
1.24 noro 611: void pipe_handler(int sig)
1.1 noro 612: {
613: #if defined(SIGPIPE)
614: signal(SIGPIPE,pipe_handler);
1.20 noro 615: end_critical();
1.1 noro 616: error("internal error (BROKEN PIPE)");
617: #endif
618: }
619:
620: void resize_buffer()
621: {
622: }
623:
624: void tty_init() {
625: }
626:
627: void tty_reset() {
628: }
629:
630: extern int evalstatline;
631:
1.24 noro 632: void set_lasterror(char *s)
1.1 noro 633: {
634: strncpy(LastError,s,BUFSIZ);
635: LastError[BUFSIZ-1] = 0;
636: }
637:
638: SNODE error_snode;
639:
1.24 noro 640: void error(char *s)
1.1 noro 641: {
1.37 noro 642: SNODE *snp=0;
1.1 noro 643:
1.16 noro 644: #if !defined(VISUAL)
1.15 noro 645: if ( timer_is_set )
646: alrm_handler(SIGVTALRM);
1.16 noro 647: #endif
1.1 noro 648: fprintf(stderr,"%s\n",s);
649: set_lasterror(s);
650: if ( CPVS != GPVS ) {
1.37 noro 651: if ( CPVS && CPVS->usrf && CPVS->usrf->f.usrf )
1.7 noro 652: searchsn(&BDY(CPVS->usrf->f.usrf),evalstatline,&snp);
1.6 noro 653: if ( snp )
654: error_snode = *snp;
655: else
656: error_snode = 0;
1.1 noro 657: } else
658: error_snode = 0;
659: if ( do_file ) {
660: char errbuf[BUFSIZ*5]; /* sufficient to store stack information ? */
661:
662: sprintf(errbuf,"%s\n",s);
663: showpos_to_string(errbuf+strlen(errbuf));
664: set_lasterror(errbuf);
665: ExitAsir();
666: }
667: if ( debug_mode )
1.26 noro 668: LONGJMP(debug_env,1);
1.1 noro 669: if ( CPVS != GPVS )
670: if ( do_server_in_X11 || isatty(0) )
671: bp(error_snode);
1.40 ! noro 672: if ( read_exec_file )
! 673: read_exec_file = 0;
! 674: resetenv("return to toplevel");
! 675: }
! 676:
! 677: void toplevel(char *s)
! 678: {
! 679: SNODE *snp=0;
! 680:
! 681: #if !defined(VISUAL)
! 682: if ( timer_is_set )
! 683: alrm_handler(SIGVTALRM);
! 684: #endif
! 685: fprintf(stderr,"%s\n",s);
! 686: if ( do_file ) {
! 687: char errbuf[BUFSIZ*5]; /* sufficient to store stack information ? */
! 688:
! 689: sprintf(errbuf,"%s\n",s);
! 690: showpos_to_string(errbuf+strlen(errbuf));
! 691: ExitAsir();
! 692: }
1.1 noro 693: if ( read_exec_file )
694: read_exec_file = 0;
695: resetenv("return to toplevel");
696: }
697:
698: #if !defined(VISUAL)
699: #include <sys/time.h>
700:
1.24 noro 701: void set_timer(int interval)
1.1 noro 702: {
703: struct itimerval it;
704:
705: it.it_interval.tv_sec = interval;
706: it.it_interval.tv_usec = 0;
707: it.it_value.tv_sec = interval;
708: it.it_value.tv_usec = 0;
709: setitimer(ITIMER_VIRTUAL,&it,0);
710: signal(SIGVTALRM,alrm_handler);
1.15 noro 711: timer_is_set = 1;
1.1 noro 712: }
713:
714: void reset_timer()
715: {
716: struct itimerval it;
717:
718: it.it_interval.tv_sec = 0;
719: it.it_interval.tv_usec = 0;
720: it.it_value.tv_sec = 0;
721: it.it_value.tv_usec = 0;
722: setitimer(ITIMER_VIRTUAL,&it,0);
723: signal(SIGVTALRM,SIG_IGN);
1.15 noro 724: timer_is_set = 0;
1.1 noro 725: }
726: #endif
727:
728: unsigned int get_asir_version();
1.14 noro 729: char *get_asir_distribution();
1.1 noro 730:
731: void copyright() {
1.17 noro 732: #if defined(INTERVAL)
733: printf("This is Risa/Asir + Interval Arithmetic, Version %d (%s Distribution).\n",
734: get_asir_version(), get_asir_distribution());
735: #else
1.14 noro 736: printf("This is Risa/Asir, Version %d (%s Distribution).\n",
737: get_asir_version(), get_asir_distribution());
1.17 noro 738: #endif
1.14 noro 739: printf("Copyright (C) 1994-2000, all rights reserved, FUJITSU LABORATORIES LIMITED.\n");
1.30 noro 740: printf("Copyright 2000-2003, Risa/Asir committers, http://www.openxm.org/.\n");
1.27 noro 741: printf("GC 6.1(alpha5) copyright 2001, H-J. Boehm, A. J. Demers, Xerox, SGI, HP.\n");
1.32 noro 742: #if PARI
743: #if 0
1.28 noro 744: printf("PARI 2.2.4, copyright (C) 2002 The PARI Group.\n");
1.32 noro 745: #endif
746: printf("PARI 2.0.17, copyright 1989-1999, C. Batut, K. Belabas, D. Bernardi,\n");
747: printf(" H. Cohen and M. Olivier.\n");
748: #endif
1.1 noro 749: }
1.14 noro 750:
1.5 noro 751:
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