Annotation of OpenXM_contrib2/asir2000/parse/glob.c, Revision 1.57
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: *
1.57 ! noro 48: * $OpenXM: OpenXM_contrib2/asir2000/parse/glob.c,v 1.56 2005/03/24 23:40:50 takayama 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
1.43 ohara 57: #if !defined(VISUAL) && !defined(_PA_RISC1_1) && !defined(linux) && !defined(SYSV) && !defined(__CYGWIN__) && !defined(__INTERIX)
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;
1.52 noro 86: int little_endian,debug_mode,no_debug_on_error;
1.1 noro 87: char *asir_libdir;
1.56 takayama 88: char *asir_contrib_dir;
1.1 noro 89: char *asir_pager;
90:
91: NODE usrf,sysf,noargsysf,ubinf,parif;
92: NODE ONENODE;
1.29 noro 93: int main_parser, allow_create_var, ox_do_copy, ox_do_count, ox_count_length;
1.1 noro 94: int ox_file_io, ox_need_conv;
95: char *ox_copy_bptr;
96: char *parse_strp;
97: SNODE parse_snode;
98: FUNC parse_targetf;
99: FILE *ox_istream,*ox_ostream;
100: int do_server_in_X11;
101: Obj LastVal;
102: char LastError[BUFSIZ];
1.15 noro 103: int timer_is_set;
1.49 noro 104: NODE current_option;
1.53 noro 105: NODE user_int_handler, user_quit_handler;
1.1 noro 106:
107: struct oV oVAR[] = {
108: {"x",0,0}, {"y",0,0}, {"z",0,0}, {"u",0,0},
109: {"v",0,0}, {"w",0,0}, {"p",0,0}, {"q",0,0},
110: {"r",0,0}, {"s",0,0}, {"t",0,0}, {"a",0,0},
111: {"b",0,0}, {"c",0,0}, {"d",0,0}, {"e",0,0},
112: {"f",0,0}, {"g",0,0}, {"h",0,0}, {"i",0,0},
113: {"j",0,0}, {"k",0,0}, {"l",0,0}, {"m",0,0},
114: {"n",0,0}, {"o",0,0},
115: {"_x",0,0}, {"_y",0,0}, {"_z",0,0}, {"_u",0,0},
116: {"_v",0,0}, {"_w",0,0}, {"_p",0,0}, {"_q",0,0},
117: {"_r",0,0}, {"_s",0,0}, {"_t",0,0}, {"_a",0,0},
118: {"_b",0,0}, {"_c",0,0}, {"_d",0,0}, {"_e",0,0},
119: {"_f",0,0}, {"_g",0,0}, {"_h",0,0}, {"_i",0,0},
120: {"_j",0,0}, {"_k",0,0}, {"_l",0,0}, {"_m",0,0},
121: {"_n",0,0}, {"_o",0,0}
122: };
123:
124: struct oVL oVLIST[52];
125:
126: VL CO = oVLIST;
127: VL ALG;
128:
129: struct oVS oGPVS,oAPVS,oEPVS;
130: VS GPVS = &oGPVS;
131: VS APVS = &oAPVS;
132: VS EPVS = &oEPVS;
1.35 noro 133: VS CPVS,MPVS;
134:
135: NODE MODULE_LIST;
136: MODULE CUR_MODULE;
1.36 noro 137: char *CUR_FUNC;
1.1 noro 138:
1.46 noro 139: struct oSYMBOL oGrlex, oGlex, oLex;
140: SYMBOL Symbol_grlex = &oGrlex;
141: SYMBOL Symbol_glex = &oGlex;
142: SYMBOL Symbol_lex = &oLex;;
1.44 noro 143:
1.1 noro 144: struct oF oF_TRUE,oF_FALSE;
145: F F_TRUE = &oF_TRUE;
146: F F_FALSE = &oF_FALSE;
147:
148: #if defined(VISUAL)
1.4 noro 149: char cppname[BUFSIZ] = "c:\\asir\\stdlib\\cpp ";
1.1 noro 150: #else
1.4 noro 151: char cppname[BUFSIZ] = "/lib/cpp ";
1.1 noro 152: #endif
1.4 noro 153: char asirname[BUFSIZ];
1.1 noro 154: char displayname[BUFSIZ];
155:
156: int Verbose;
1.38 ohara 157: int do_quiet;
1.1 noro 158:
159: void glob_init() {
160: int i;
161:
162: for ( i = 0; i < 51; i++ ) {
163: VR(&oVLIST[i]) = &oVAR[i]; NEXT(&oVLIST[i]) = &oVLIST[i+1];
164: }
165: VR(&oVLIST[i]) = &oVAR[i]; NEXT(&oVLIST[i]) = 0;
166: reallocarray((char **)&GPVS->va,(int *)&GPVS->asize,(int *)&GPVS->n,(int)sizeof(struct oPV));
167: reallocarray((char **)&APVS->va,(int *)&APVS->asize,(int *)&APVS->n,(int)sizeof(struct oPV));
168: CPVS = GPVS;
169: MKNODE(ONENODE,mkfnode(1,I_FORMULA,ONE),0);
170: OID(F_TRUE)=O_F; FOP(F_TRUE)=AL_TRUE; F_TRUE->arg.dummy = 0;
171: OID(F_FALSE)=O_F; FOP(F_FALSE)=AL_FALSE; F_FALSE->arg.dummy = 0;
1.44 noro 172: OID(Symbol_grlex) = O_SYMBOL; Symbol_grlex->name = "@grlex";
173: Symbol_grlex->value = 0;
174: OID(Symbol_glex) = O_SYMBOL; Symbol_glex->name = "@glex";
175: Symbol_glex->value = 1;
1.45 noro 176: OID(Symbol_lex) = O_SYMBOL; Symbol_lex->name = "@lex";
177: Symbol_lex->value = 2;
1.1 noro 178: sprintf(asirname,"%s/asir_symtab",asir_libdir);
179: }
180:
1.24 noro 181: void input_init(FILE *fp,char *name)
1.1 noro 182: {
1.24 noro 183: asir_infile = (INFILE)CALLOC(sizeof(struct oINFILE),1);
1.1 noro 184: asir_infile->name = name; asir_infile->fp = fp;
185: asir_infile->ln = 1; NEXT(asir_infile) = 0;
186: }
187:
1.24 noro 188: void notdef(VL vl,Obj a,Obj b,Obj *c)
1.1 noro 189: {
190: error("undefined arithmetic operation.");
191: }
192:
193: int do_asirrc;
194: int do_file;
1.42 ohara 195: char *do_filename;
1.1 noro 196: int do_message;
197: int do_fep;
198: int read_exec_file;
1.42 ohara 199: int asir_setenv;
1.1 noro 200: static int buserr_sav;
201: static char asir_history[BUFSIZ];
202:
203: extern int mpi_myid;
204:
1.5 noro 205: #if !defined(VISUAL_LIB)
206: void ExitAsir() {
207: exit(0);
208: }
209: #endif
210:
1.1 noro 211: /*
212: * status = 1 abnormal termination (error() etc.)
213: * status = 2 normal termination (end(), quit() etc.)
214: */
215:
1.24 noro 216: void asir_terminate(int status)
1.1 noro 217: {
1.21 noro 218: int t;
1.53 noro 219: NODE n;
1.21 noro 220:
1.1 noro 221: if ( read_exec_file ) {
1.21 noro 222: t = read_exec_file;
223: read_exec_file = 0;
224: if ( t == 1 )
1.26 noro 225: LONGJMP(main_env,status);
1.21 noro 226: else
1.26 noro 227: LONGJMP(exec_env,status);
1.1 noro 228: } else {
1.54 noro 229: if ( user_quit_handler ) {
230: fprintf(stderr,"Calling the registered quit callbacks...");
231: for ( n = user_quit_handler; n; n = NEXT(n) )
232: bevalf((FUNC)BDY(n),0);
233: fprintf(stderr, "done.\n");
234: }
1.1 noro 235: tty_reset();
1.33 noro 236: #if defined(MPI)
1.1 noro 237: if ( !mpi_myid )
238: close_allconnections();
239: mpi_finalize();
240: #else
1.20 noro 241: #if defined(SIGPIPE)
242: signal(SIGPIPE,SIG_IGN);
243: #endif
1.1 noro 244: close_allconnections();
245: #endif
246: if ( asir_out )
247: fflush(asir_out);
1.32 noro 248: #if FEP
1.13 saito 249: if ( do_fep ) {
250: stifle_history(MAXHIST);
251: write_history(asir_history);
252: }
253: #endif
1.1 noro 254: ExitAsir();
255: }
256: }
257:
258: void param_init() {
259: unsigned int et = 0xff;
260: extern int paristack;
261: if ( *((char *)&et) )
262: little_endian = 1;
263: else
264: little_endian = 0;
265: }
1.39 noro 266:
267: Obj user_defined_prompt;
268:
1.1 noro 269: void prompt() {
1.48 noro 270: if ( !do_quiet && !do_fep && asir_infile->fp == stdin ) {
1.21 noro 271: fprintf(asir_out,"[%d] ",APVS->n);
1.48 noro 272: fflush(asir_out);
273: } else if ( do_quiet && user_defined_prompt
1.39 noro 274: && OID(user_defined_prompt)==O_STR) {
275: fprintf(asir_out,BDY((STRING)user_defined_prompt),APVS->n);
1.48 noro 276: fflush(asir_out);
1.39 noro 277: }
1.1 noro 278: }
279:
1.24 noro 280: void sprompt(char *ptr)
1.1 noro 281: {
1.21 noro 282: sprintf(ptr,"[%d] ",APVS->n);
1.34 ohara 283: }
284:
285: #if !defined(VISUAL)
286: static int which(char *prog, char *path, char *buf, size_t size)
287: {
288: char *tok;
289: char delim[] = ":";
290: char *path2 = malloc(strlen(path)+1);
291: char *name = malloc(size);
292: int proglen = strlen(prog)+3; /* "/" + prog + " \0" */
293:
294: if (!name || !path2) {
295: return 0;
296: }
297: strcpy(path2, path);
298: tok = strtok(path2, delim);
299: while (tok != NULL) {
300: if (size >= strlen(tok)) {
301: sprintf(name, "%s/%s", tok, prog);
302: if (access(name, X_OK&R_OK) == 0) {
303: strcpy(buf, name);
304: strcat(buf, " ");
305: free(path2); free(name);
306: return 1;
307: }
308: tok = strtok(NULL, delim);
309: }
310: }
311: free(path2); free(name);
312: return 0;
313: }
314: #endif
315:
316: void cppname_init()
317: {
318: #if !defined(VISUAL)
319: if (access(cppname, X_OK&R_OK) != 0) {
320: which("cpp", "/lib:/usr/ccs/lib:/usr/bin", cppname, BUFSIZ) ||
321: which("cpp", getenv("PATH"), cppname, BUFSIZ);
322: }
323: #endif
1.1 noro 324: }
325:
326: FILE *in_fp;
327:
1.24 noro 328: void process_args(int ac,char **av)
1.1 noro 329: {
330: do_asirrc = 1;
1.33 noro 331: #if !defined(MPI)
1.1 noro 332: do_message = 1;
333: #endif
1.38 ohara 334: do_quiet = 0;
1.1 noro 335: while ( ac > 0 ) {
336: if ( !strcmp(*av,"-heap") && (ac >= 2) ) {
337: void GC_expand_hp(int);
338:
339: GC_expand_hp(atoi(*(av+1))); av += 2; ac -= 2;
340: } else if ( !strcmp(*av,"-adj") && (ac >= 2) ) {
341: char *slash;
342:
343: slash = strrchr(*(av+1),'/');
344: if ( slash ) {
345: *slash = 0;
346: GC_free_space_numerator = atoi(slash+1);
347: }
348: GC_free_space_divisor = atoi(*(av+1));
349: av += 2; ac -= 2;
350: } else if ( !strcmp(*av,"-cpp") && (ac >= 2) ) {
351: strcpy(cppname,*(av+1)); av += 2; ac -= 2;
352: } else if ( !strcmp(*av,"-f") && (ac >= 2) ) {
1.38 ohara 353: do_quiet = 1;
1.1 noro 354: in_fp = fopen(*(av+1),"r");
355: if ( !in_fp ) {
356: fprintf(stderr,"%s does not exist!",*(av+1));
357: asir_terminate(1);
358: }
359: do_file = 1;
1.42 ohara 360: do_filename = *(av+1);
1.1 noro 361: av += 2; ac -= 2;
1.42 ohara 362: } else if ( !strcmp(*av,"-E") ) {
363: asir_setenv = 1; av++; ac--;
1.38 ohara 364: } else if ( !strcmp(*av,"-quiet") ) {
1.39 noro 365: do_quiet = 1; av++; ac--;
1.1 noro 366: } else if ( !strcmp(*av,"-norc") ) {
367: do_asirrc = 0; av++; ac--;
368: } else if ( !strcmp(*av,"-nomessage") ) {
369: do_message = 0; av++; ac--;
1.11 noro 370: } else if ( !strcmp(*av,"-rootdir") && (ac >= 2) ) {
371: set_rootdir(*(av+1)); av += 2; ac -= 2;
1.1 noro 372: } else if ( !strcmp(*av,"-maxheap") && (ac >= 2) ) {
373: void GC_set_max_heap_size(int);
374:
375: GC_set_max_heap_size(atoi(*(av+1))); av += 2; ac -= 2;
376: #if !defined(VISUAL)
377: } else if ( !strcmp(*av,"-display") && (ac >= 2) ) {
378: strcpy(displayname,*(av+1)); av += 2; ac -= 2;
379: #endif
1.32 noro 380: #if FEP
1.13 saito 381: } else if ( !strcmp(*av,"-fep") ) {
382: do_fep = 1; av++; ac--;
383: #endif
1.31 ohara 384: #if defined(PARI)
1.1 noro 385: } else if ( !strcmp(*av,"-paristack") ) {
386: extern int paristack;
387:
388: paristack = atoi(*(av+1)); av += 2; ac -= 2;
389: #endif
390: } else {
391: fprintf(stderr,"%s : unknown option.\n",*av);
392: asir_terminate(1);
393: }
394: }
1.32 noro 395: #if FEP
1.13 saito 396: if ( do_fep ) {
397: char *home;
398: home = (char *)getenv("HOME");
399: if (!home)
400: home = ".";
401: sprintf (asir_history, "%s/.asir_history",home);
402: read_history(asir_history);
403: using_history();
404: }
405: #endif
1.1 noro 406: }
407:
408: #include <signal.h>
409:
410: void sig_init() {
411: #if !defined(VISUAL)
412: signal(SIGINT,int_handler);
413: #else
1.24 noro 414: void register_ctrlc_handler();
415:
1.1 noro 416: register_ctrlc_handler();
417: #endif
418: signal(SIGSEGV,segv_handler);
419:
1.23 noro 420: #if defined(SIGFPE)
1.1 noro 421: signal(SIGFPE,fpe_handler);
422: #endif
423:
1.23 noro 424: #if defined(SIGPIPE)
1.1 noro 425: signal(SIGPIPE,pipe_handler);
426: #endif
427:
1.23 noro 428: #if defined(SIGILL)
1.1 noro 429: signal(SIGILL,ill_handler);
430: #endif
431:
432: #if !defined(VISUAL)
433: signal(SIGBUS,bus_handler);
434: #endif
435: }
436:
437: static void (*old_int)(int);
438:
439: void asir_save_handler() {
440: old_int = signal(SIGINT,SIG_IGN);
441: signal(SIGINT,old_int);
442: }
443:
444: void asir_set_handler() {
445: signal(SIGINT,int_handler);
446: }
447:
448: void asir_reset_handler() {
449: signal(SIGINT,old_int);
450: }
451:
1.24 noro 452: void resetenv(char *s)
1.1 noro 453: {
454: extern FILE *outfile;
455:
1.53 noro 456: fprintf(stderr,"%s\n",s);
1.1 noro 457: while ( NEXT(asir_infile) )
458: closecurrentinput();
459: resetpvs();
460: #if !defined(VISUAL)
461: if ( do_server_in_X11 )
462: #endif
463: show_debug_window(0);
464: #if defined(VISUAL_LIB)
465: w_noflush_stderr(0);
466: #endif
467: asir_out = stdout;
1.31 ohara 468: #if defined(PARI)
1.1 noro 469: pari_outfile = stdout;
470: #endif
471: /* restore states */
472: reset_engine();
473: reset_io();
1.16 noro 474: #if !defined(VISUAL)
1.15 noro 475: reset_timer();
1.16 noro 476: #endif
1.26 noro 477: LONGJMP(main_env,1);
1.1 noro 478: }
479:
1.24 noro 480: void fatal(int n)
1.1 noro 481: {
482: resetenv("return to toplevel");
483: }
484:
485: extern int ox_int_received, critical_when_signal;
486:
1.24 noro 487: void int_handler(int sig)
1.1 noro 488: {
489: extern NODE PVSS;
1.53 noro 490: NODE t;
1.48 noro 491:
1.1 noro 492:
493: if ( do_file ) {
494: ExitAsir();
495: }
496: if ( critical_when_signal ) {
497: ox_int_received = 1;
498: return;
499: }
1.12 noro 500: #if defined(VISUAL)
1.19 noro 501: suspend_timer();
1.1 noro 502: #endif
503: signal(SIGINT,SIG_IGN);
1.3 noro 504: #if !defined(VISUAL)
505: if ( do_server_in_X11 ) {
506: debug(PVSS?((VS)BDY(PVSS))->usrf->f.usrf->body:0);
507: restore_handler();
508: return;
509: }
1.1 noro 510: #endif
511: #if defined(linux)
512: #if 1
513: while ( stdin->_IO_read_ptr < stdin->_IO_read_end )
514: #else
515: while ( stdin->_gptr < stdin->_egptr )
516: #endif
517: getchar();
518: #endif
519: while ( 1 ) {
520: char buf[BUFSIZ];
521: char c;
522:
1.53 noro 523: fprintf(stderr,"interrupt ?(q/t/c/d/u/w/?) "); fflush(stderr);
1.1 noro 524: buf[0] = '\n';
525: while ( buf[0] == '\n' )
526: fgets(buf,BUFSIZ,stdin);
527: switch ( c = buf[0] ) {
528: case 'q':
529: while ( 1 ) {
1.53 noro 530: fprintf(stderr,"Abort this session? (y or n) "); fflush(stderr);
1.1 noro 531: fgets(buf,BUFSIZ,stdin);
532: if ( !strncmp(buf,"y",1) ) {
533: read_exec_file = 0;
1.53 noro 534: fprintf(stderr,"Bye\n");
1.48 noro 535: asir_terminate(1);
1.1 noro 536: } else if ( !strncmp(buf,"n",1) ) {
537: restore_handler();
538: return;
539: }
540: }
541: break;
542: case 't':
543: case 'u':
544: while ( 1 ) {
1.53 noro 545: fprintf(stderr,"Abort this computation? (y or n) "); fflush(stderr);
1.1 noro 546: fgets(buf,BUFSIZ,stdin);
547: if ( !strncmp(buf,"y",1) )
548: break;
549: else if ( !strncmp(buf,"n",1) ) {
550: restore_handler();
551: return;
552: }
553: }
554: if ( debug_mode )
555: debug_mode = 0;
556: restore_handler();
557: if ( c == 'u' ) {
1.53 noro 558: if ( user_int_handler ) {
559: fprintf(stderr,
560: "Calling the registered exception callbacks...");
561: for ( t = user_int_handler; t; t = NEXT(t) )
562: bevalf((FUNC)BDY(t),0);
563: fprintf(stderr, "done.\n");
1.1 noro 564: }
565: }
566: if ( read_exec_file ) {
567: read_exec_file = 0;
568: resetenv("initialization aborted; return to toplevel");
569: } else
570: resetenv("return to toplevel");
571: break;
572: case 'd':
573: #if 0
574: nextbp = 1; nextbplevel = -1;
575: #endif
576: debug(PVSS?((VS)BDY(PVSS))->usrf->f.usrf->body:0);
577: restore_handler();
578: return;
579: case 'c':
580: restore_handler();
581: return; break;
582: case 'w':
1.48 noro 583: showpos();
584: break;
1.1 noro 585: case '?':
1.53 noro 586: fprintf(stderr, "q:quit t:toplevel c:continue d:debug u:call registered handler w:where\n");
1.1 noro 587: break;
588: default:
589: break;
590: }
591: }
592: }
593:
594: void restore_handler() {
1.12 noro 595: #if defined(VISUAL)
1.19 noro 596: resume_timer();
1.1 noro 597: #endif
1.19 noro 598: #if defined(SIGINT)
1.1 noro 599: signal(SIGINT,int_handler);
600: #endif
601: }
602:
1.24 noro 603: void segv_handler(int sig)
1.1 noro 604: {
1.19 noro 605: #if defined(SIGSEGV)
1.1 noro 606: signal(SIGSEGV,segv_handler);
1.19 noro 607: error("internal error (SEGV)");
1.1 noro 608: #endif
609: }
610:
1.24 noro 611: void ill_handler(int sig)
1.1 noro 612: {
1.19 noro 613: #if defined(SIGILL)
1.1 noro 614: signal(SIGILL,ill_handler);
1.19 noro 615: error("illegal instruction (ILL)");
1.1 noro 616: #endif
617: }
618:
1.24 noro 619: void alrm_handler(int sig)
1.1 noro 620: {
621: fprintf(stderr,"interval timer expired (VTALRM)\n");
1.26 noro 622: LONGJMP(timer_env,1);
1.1 noro 623: }
624:
1.24 noro 625: void bus_handler(int sig)
1.1 noro 626: {
627: #if defined(SIGBUS)
628: signal(SIGBUS,bus_handler);
629: error("internal error (BUS ERROR)");
630: #endif
631: }
632:
1.24 noro 633: void fpe_handler(int sig)
1.1 noro 634: {
1.19 noro 635: #if defined(SIGFPE)
1.1 noro 636: signal(SIGFPE,fpe_handler);
1.19 noro 637: error("internal error (FPE)");
1.1 noro 638: #endif
639: }
640:
1.24 noro 641: void pipe_handler(int sig)
1.1 noro 642: {
643: #if defined(SIGPIPE)
644: signal(SIGPIPE,pipe_handler);
1.20 noro 645: end_critical();
1.1 noro 646: error("internal error (BROKEN PIPE)");
647: #endif
648: }
649:
650: void resize_buffer()
651: {
652: }
653:
654: void tty_init() {
655: }
656:
657: void tty_reset() {
658: }
659:
660: extern int evalstatline;
661:
1.24 noro 662: void set_lasterror(char *s)
1.1 noro 663: {
664: strncpy(LastError,s,BUFSIZ);
665: LastError[BUFSIZ-1] = 0;
666: }
667:
668: SNODE error_snode;
1.51 noro 669: int error_in_timer;
1.1 noro 670:
1.24 noro 671: void error(char *s)
1.1 noro 672: {
1.37 noro 673: SNODE *snp=0;
1.1 noro 674:
1.16 noro 675: #if !defined(VISUAL)
1.51 noro 676: if ( !error_in_timer && timer_is_set )
1.15 noro 677: alrm_handler(SIGVTALRM);
1.16 noro 678: #endif
1.1 noro 679: fprintf(stderr,"%s\n",s);
680: set_lasterror(s);
681: if ( CPVS != GPVS ) {
1.37 noro 682: if ( CPVS && CPVS->usrf && CPVS->usrf->f.usrf )
1.7 noro 683: searchsn(&BDY(CPVS->usrf->f.usrf),evalstatline,&snp);
1.6 noro 684: if ( snp )
685: error_snode = *snp;
686: else
687: error_snode = 0;
1.1 noro 688: } else
689: error_snode = 0;
690: if ( do_file ) {
691: char errbuf[BUFSIZ*5]; /* sufficient to store stack information ? */
692:
693: sprintf(errbuf,"%s\n",s);
694: showpos_to_string(errbuf+strlen(errbuf));
695: set_lasterror(errbuf);
696: ExitAsir();
697: }
698: if ( debug_mode )
1.26 noro 699: LONGJMP(debug_env,1);
1.1 noro 700: if ( CPVS != GPVS )
1.52 noro 701: if ( !no_debug_on_error && (do_server_in_X11 || isatty(0)) )
1.1 noro 702: bp(error_snode);
1.40 noro 703: if ( read_exec_file )
704: read_exec_file = 0;
705: resetenv("return to toplevel");
706: }
707:
708: void toplevel(char *s)
709: {
710: SNODE *snp=0;
711:
712: #if !defined(VISUAL)
713: if ( timer_is_set )
714: alrm_handler(SIGVTALRM);
715: #endif
716: fprintf(stderr,"%s\n",s);
717: if ( do_file ) {
718: char errbuf[BUFSIZ*5]; /* sufficient to store stack information ? */
719:
720: sprintf(errbuf,"%s\n",s);
721: showpos_to_string(errbuf+strlen(errbuf));
722: ExitAsir();
723: }
1.1 noro 724: if ( read_exec_file )
725: read_exec_file = 0;
726: resetenv("return to toplevel");
727: }
728:
729: #if !defined(VISUAL)
730: #include <sys/time.h>
731:
1.24 noro 732: void set_timer(int interval)
1.1 noro 733: {
734: struct itimerval it;
735:
736: it.it_interval.tv_sec = interval;
737: it.it_interval.tv_usec = 0;
738: it.it_value.tv_sec = interval;
739: it.it_value.tv_usec = 0;
740: setitimer(ITIMER_VIRTUAL,&it,0);
741: signal(SIGVTALRM,alrm_handler);
1.15 noro 742: timer_is_set = 1;
1.1 noro 743: }
744:
745: void reset_timer()
746: {
747: struct itimerval it;
748:
749: it.it_interval.tv_sec = 0;
750: it.it_interval.tv_usec = 0;
751: it.it_value.tv_sec = 0;
752: it.it_value.tv_usec = 0;
753: setitimer(ITIMER_VIRTUAL,&it,0);
754: signal(SIGVTALRM,SIG_IGN);
1.15 noro 755: timer_is_set = 0;
1.1 noro 756: }
757: #endif
758:
759: unsigned int get_asir_version();
1.14 noro 760: char *get_asir_distribution();
1.1 noro 761:
1.47 ohara 762: char *get_pariversion()
763: {
1.32 noro 764: #if PARI
765: #if 0
1.47 ohara 766: return "PARI 2.2.4, copyright (C) 2002 The PARI Group.\nPARI 2.0.17, copyright 1989-1999, C. Batut, K. Belabas, D. Bernardi,\n H. Cohen and M. Olivier.\n";
1.32 noro 767: #endif
1.47 ohara 768: return "PARI 2.0.17, copyright 1989-1999, C. Batut, K. Belabas, D. Bernardi,\n H. Cohen and M. Olivier.\n";
1.32 noro 769: #endif
1.47 ohara 770: return "";
1.1 noro 771: }
1.14 noro 772:
1.47 ohara 773: char *get_intervalversion()
774: {
775: #if defined(INTERVAL)
776: return " + Interval Arithmetic";
777: #else
778: return "";
779: #endif
780: }
781:
782: void copyright()
783: {
1.57 ! noro 784: char *format = "This is Risa/Asir%s, Version %d (%s Distribution).\nCopyright (C) 1994-2000, all rights reserved, FUJITSU LABORATORIES LIMITED.\nCopyright 2000-2005, Risa/Asir committers, http://www.openxm.org/.\nGC 6.5 copyright 1988-2005, H-J. Boehm, A. J. Demers, Xerox, SGI, HP.\n%s";
1.47 ohara 785: printf(format, get_intervalversion(), get_asir_version(), get_asir_distribution(), get_pariversion());
786: }
1.5 noro 787:
1.47 ohara 788: char *scopyright()
789: {
790: static char *notice;
791: char *s1, *s2, *s3;
792: int d, len;
1.57 ! noro 793: char *format = "This is Risa/Asir%s, Version %d (%s Distribution).\nCopyright (C) 1994-2000, all rights reserved, FUJITSU LABORATORIES LIMITED.\nCopyright 2000-2005, Risa/Asir committers, http://www.openxm.org/.\nGC 6.5 copyright 1988-2005, H-J. Boehm, A. J. Demers, Xerox, SGI, HP.\n%s";
1.47 ohara 794: if (!notice) {
795: s1 = get_intervalversion();
796: s2 = get_asir_distribution();
797: s3 = get_pariversion();
798: d = get_asir_version();
799: len = (strlen(format)-8)+strlen(s1)+strlen(s2)+strlen(s3)+sizeof(int)*3;
800: notice = MALLOC(len+1);
801: sprintf(notice, format, s1, d, s2, s3);
802: }
803: return notice;
804: }
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