Annotation of OpenXM_contrib2/asir2000/parse/glob.c, Revision 1.52
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: *
1.52 ! noro 48: * $OpenXM: OpenXM_contrib2/asir2000/parse/glob.c,v 1.51 2004/11/24 06:01:04 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
1.43 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;
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;
1.49 noro 103: NODE current_option;
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:
1.46 noro 137: struct oSYMBOL oGrlex, oGlex, oLex;
138: SYMBOL Symbol_grlex = &oGrlex;
139: SYMBOL Symbol_glex = &oGlex;
140: SYMBOL Symbol_lex = &oLex;;
1.44 noro 141:
1.1 noro 142: struct oF oF_TRUE,oF_FALSE;
143: F F_TRUE = &oF_TRUE;
144: F F_FALSE = &oF_FALSE;
145:
146: #if defined(VISUAL)
1.4 noro 147: char cppname[BUFSIZ] = "c:\\asir\\stdlib\\cpp ";
1.1 noro 148: #else
1.4 noro 149: char cppname[BUFSIZ] = "/lib/cpp ";
1.1 noro 150: #endif
1.4 noro 151: char asirname[BUFSIZ];
1.1 noro 152: char displayname[BUFSIZ];
153:
154: int Verbose;
1.38 ohara 155: int do_quiet;
1.1 noro 156:
157: void glob_init() {
158: int i;
159:
160: for ( i = 0; i < 51; i++ ) {
161: VR(&oVLIST[i]) = &oVAR[i]; NEXT(&oVLIST[i]) = &oVLIST[i+1];
162: }
163: VR(&oVLIST[i]) = &oVAR[i]; NEXT(&oVLIST[i]) = 0;
164: reallocarray((char **)&GPVS->va,(int *)&GPVS->asize,(int *)&GPVS->n,(int)sizeof(struct oPV));
165: reallocarray((char **)&APVS->va,(int *)&APVS->asize,(int *)&APVS->n,(int)sizeof(struct oPV));
166: CPVS = GPVS;
167: MKNODE(ONENODE,mkfnode(1,I_FORMULA,ONE),0);
168: OID(F_TRUE)=O_F; FOP(F_TRUE)=AL_TRUE; F_TRUE->arg.dummy = 0;
169: OID(F_FALSE)=O_F; FOP(F_FALSE)=AL_FALSE; F_FALSE->arg.dummy = 0;
1.44 noro 170: OID(Symbol_grlex) = O_SYMBOL; Symbol_grlex->name = "@grlex";
171: Symbol_grlex->value = 0;
172: OID(Symbol_glex) = O_SYMBOL; Symbol_glex->name = "@glex";
173: Symbol_glex->value = 1;
1.45 noro 174: OID(Symbol_lex) = O_SYMBOL; Symbol_lex->name = "@lex";
175: Symbol_lex->value = 2;
1.1 noro 176: sprintf(asirname,"%s/asir_symtab",asir_libdir);
177: }
178:
1.24 noro 179: void input_init(FILE *fp,char *name)
1.1 noro 180: {
1.24 noro 181: asir_infile = (INFILE)CALLOC(sizeof(struct oINFILE),1);
1.1 noro 182: asir_infile->name = name; asir_infile->fp = fp;
183: asir_infile->ln = 1; NEXT(asir_infile) = 0;
184: }
185:
1.24 noro 186: void notdef(VL vl,Obj a,Obj b,Obj *c)
1.1 noro 187: {
188: error("undefined arithmetic operation.");
189: }
190:
191: int do_asirrc;
192: int do_file;
1.42 ohara 193: char *do_filename;
1.1 noro 194: int do_message;
195: int do_fep;
196: int read_exec_file;
1.42 ohara 197: int asir_setenv;
1.48 noro 198: int asir_texmacs;
1.1 noro 199: static int buserr_sav;
200: static char asir_history[BUFSIZ];
201:
202: extern int mpi_myid;
203:
1.5 noro 204: #if !defined(VISUAL_LIB)
205: void ExitAsir() {
206: exit(0);
207: }
208: #endif
209:
1.1 noro 210: /*
211: * status = 1 abnormal termination (error() etc.)
212: * status = 2 normal termination (end(), quit() etc.)
213: */
214:
1.24 noro 215: void asir_terminate(int status)
1.1 noro 216: {
1.21 noro 217: int t;
218:
1.1 noro 219: if ( read_exec_file ) {
1.21 noro 220: t = read_exec_file;
221: read_exec_file = 0;
222: if ( t == 1 )
1.26 noro 223: LONGJMP(main_env,status);
1.21 noro 224: else
1.26 noro 225: LONGJMP(exec_env,status);
1.1 noro 226: } else {
227: tty_reset();
1.33 noro 228: #if defined(MPI)
1.1 noro 229: if ( !mpi_myid )
230: close_allconnections();
231: mpi_finalize();
232: #else
1.20 noro 233: #if defined(SIGPIPE)
234: signal(SIGPIPE,SIG_IGN);
235: #endif
1.1 noro 236: close_allconnections();
237: #endif
238: if ( asir_out )
239: fflush(asir_out);
1.32 noro 240: #if FEP
1.13 saito 241: if ( do_fep ) {
242: stifle_history(MAXHIST);
243: write_history(asir_history);
244: }
245: #endif
1.1 noro 246: ExitAsir();
247: }
248: }
249:
250: void param_init() {
251: unsigned int et = 0xff;
252: extern int paristack;
253: if ( *((char *)&et) )
254: little_endian = 1;
255: else
256: little_endian = 0;
257: }
1.39 noro 258:
259: Obj user_defined_prompt;
260:
1.1 noro 261: void prompt() {
1.48 noro 262: if ( !do_quiet && !do_fep && asir_infile->fp == stdin ) {
263: if ( asir_texmacs ) printf("\2\verbatim:\2channel:prompt\5\2latex:\\red");
1.21 noro 264: fprintf(asir_out,"[%d] ",APVS->n);
1.48 noro 265: if ( asir_texmacs ) printf("\5\5");
266: fflush(asir_out);
267: } else if ( do_quiet && user_defined_prompt
1.39 noro 268: && OID(user_defined_prompt)==O_STR) {
1.48 noro 269: if ( asir_texmacs ) printf("\2\verbatim:\2channel:prompt\5\2latex:\\red");
1.39 noro 270: fprintf(asir_out,BDY((STRING)user_defined_prompt),APVS->n);
1.48 noro 271: if ( asir_texmacs ) printf("\5\5");
272: fflush(asir_out);
1.39 noro 273: }
1.1 noro 274: }
275:
1.24 noro 276: void sprompt(char *ptr)
1.1 noro 277: {
1.21 noro 278: sprintf(ptr,"[%d] ",APVS->n);
1.34 ohara 279: }
280:
281: #if !defined(VISUAL)
282: static int which(char *prog, char *path, char *buf, size_t size)
283: {
284: char *tok;
285: char delim[] = ":";
286: char *path2 = malloc(strlen(path)+1);
287: char *name = malloc(size);
288: int proglen = strlen(prog)+3; /* "/" + prog + " \0" */
289:
290: if (!name || !path2) {
291: return 0;
292: }
293: strcpy(path2, path);
294: tok = strtok(path2, delim);
295: while (tok != NULL) {
296: if (size >= strlen(tok)) {
297: sprintf(name, "%s/%s", tok, prog);
298: if (access(name, X_OK&R_OK) == 0) {
299: strcpy(buf, name);
300: strcat(buf, " ");
301: free(path2); free(name);
302: return 1;
303: }
304: tok = strtok(NULL, delim);
305: }
306: }
307: free(path2); free(name);
308: return 0;
309: }
310: #endif
311:
312: void cppname_init()
313: {
314: #if !defined(VISUAL)
315: if (access(cppname, X_OK&R_OK) != 0) {
316: which("cpp", "/lib:/usr/ccs/lib:/usr/bin", cppname, BUFSIZ) ||
317: which("cpp", getenv("PATH"), cppname, BUFSIZ);
318: }
319: #endif
1.1 noro 320: }
321:
322: FILE *in_fp;
323:
1.24 noro 324: void process_args(int ac,char **av)
1.1 noro 325: {
326: do_asirrc = 1;
1.33 noro 327: #if !defined(MPI)
1.1 noro 328: do_message = 1;
329: #endif
1.38 ohara 330: do_quiet = 0;
1.1 noro 331: while ( ac > 0 ) {
332: if ( !strcmp(*av,"-heap") && (ac >= 2) ) {
333: void GC_expand_hp(int);
334:
335: GC_expand_hp(atoi(*(av+1))); av += 2; ac -= 2;
336: } else if ( !strcmp(*av,"-adj") && (ac >= 2) ) {
337: char *slash;
338:
339: slash = strrchr(*(av+1),'/');
340: if ( slash ) {
341: *slash = 0;
342: GC_free_space_numerator = atoi(slash+1);
343: }
344: GC_free_space_divisor = atoi(*(av+1));
345: av += 2; ac -= 2;
346: } else if ( !strcmp(*av,"-cpp") && (ac >= 2) ) {
347: strcpy(cppname,*(av+1)); av += 2; ac -= 2;
348: } else if ( !strcmp(*av,"-f") && (ac >= 2) ) {
1.38 ohara 349: do_quiet = 1;
1.1 noro 350: in_fp = fopen(*(av+1),"r");
351: if ( !in_fp ) {
352: fprintf(stderr,"%s does not exist!",*(av+1));
353: asir_terminate(1);
354: }
355: do_file = 1;
1.42 ohara 356: do_filename = *(av+1);
1.1 noro 357: av += 2; ac -= 2;
1.48 noro 358: } else if ( !strcmp(*av,"-texmacs") ) {
359: asir_texmacs = 1; av++; ac--;
360: *stderr = *stdout;
1.42 ohara 361: } else if ( !strcmp(*av,"-E") ) {
362: asir_setenv = 1; av++; ac--;
1.38 ohara 363: } else if ( !strcmp(*av,"-quiet") ) {
1.39 noro 364: do_quiet = 1; av++; ac--;
1.1 noro 365: } else if ( !strcmp(*av,"-norc") ) {
366: do_asirrc = 0; av++; ac--;
367: } else if ( !strcmp(*av,"-nomessage") ) {
368: do_message = 0; av++; ac--;
1.11 noro 369: } else if ( !strcmp(*av,"-rootdir") && (ac >= 2) ) {
370: set_rootdir(*(av+1)); av += 2; ac -= 2;
1.1 noro 371: } else if ( !strcmp(*av,"-maxheap") && (ac >= 2) ) {
372: void GC_set_max_heap_size(int);
373:
374: GC_set_max_heap_size(atoi(*(av+1))); av += 2; ac -= 2;
375: #if !defined(VISUAL)
376: } else if ( !strcmp(*av,"-display") && (ac >= 2) ) {
377: strcpy(displayname,*(av+1)); av += 2; ac -= 2;
378: #endif
1.32 noro 379: #if FEP
1.13 saito 380: } else if ( !strcmp(*av,"-fep") ) {
381: do_fep = 1; av++; ac--;
382: #endif
1.31 ohara 383: #if defined(PARI)
1.1 noro 384: } else if ( !strcmp(*av,"-paristack") ) {
385: extern int paristack;
386:
387: paristack = atoi(*(av+1)); av += 2; ac -= 2;
388: #endif
389: } else {
390: fprintf(stderr,"%s : unknown option.\n",*av);
391: asir_terminate(1);
392: }
393: }
1.32 noro 394: #if FEP
1.13 saito 395: if ( do_fep ) {
396: char *home;
397: home = (char *)getenv("HOME");
398: if (!home)
399: home = ".";
400: sprintf (asir_history, "%s/.asir_history",home);
401: read_history(asir_history);
402: using_history();
403: }
404: #endif
1.1 noro 405: }
406:
407: #include <signal.h>
408:
409: void sig_init() {
410: #if !defined(VISUAL)
411: signal(SIGINT,int_handler);
412: #else
1.24 noro 413: void register_ctrlc_handler();
414:
1.1 noro 415: register_ctrlc_handler();
416: #endif
417: signal(SIGSEGV,segv_handler);
418:
1.23 noro 419: #if defined(SIGFPE)
1.1 noro 420: signal(SIGFPE,fpe_handler);
421: #endif
422:
1.23 noro 423: #if defined(SIGPIPE)
1.1 noro 424: signal(SIGPIPE,pipe_handler);
425: #endif
426:
1.23 noro 427: #if defined(SIGILL)
1.1 noro 428: signal(SIGILL,ill_handler);
429: #endif
430:
431: #if !defined(VISUAL)
432: signal(SIGBUS,bus_handler);
433: #endif
434: }
435:
436: static void (*old_int)(int);
437:
438: void asir_save_handler() {
439: old_int = signal(SIGINT,SIG_IGN);
440: signal(SIGINT,old_int);
441: }
442:
443: void asir_set_handler() {
444: signal(SIGINT,int_handler);
445: }
446:
447: void asir_reset_handler() {
448: signal(SIGINT,old_int);
449: }
450:
1.24 noro 451: void resetenv(char *s)
1.1 noro 452: {
453: extern FILE *outfile;
1.48 noro 454: FILE *stream = asir_texmacs ? stdout : stderr;
1.1 noro 455:
1.48 noro 456: if ( asir_texmacs ) { printf("\2verbatim:"); fflush(stdout); }
457: fprintf(stream,"%s\n",s);
1.1 noro 458: while ( NEXT(asir_infile) )
459: closecurrentinput();
460: resetpvs();
461: #if !defined(VISUAL)
462: if ( do_server_in_X11 )
463: #endif
464: show_debug_window(0);
465: #if defined(VISUAL_LIB)
466: w_noflush_stderr(0);
467: #endif
468: asir_out = stdout;
1.31 ohara 469: #if defined(PARI)
1.1 noro 470: pari_outfile = stdout;
471: #endif
472: /* restore states */
473: reset_engine();
474: reset_io();
1.16 noro 475: #if !defined(VISUAL)
1.15 noro 476: reset_timer();
1.16 noro 477: #endif
1.48 noro 478: if ( asir_texmacs ) { putchar('\5'); fflush(stdout); }
1.26 noro 479: LONGJMP(main_env,1);
1.1 noro 480: }
481:
1.24 noro 482: void fatal(int n)
1.1 noro 483: {
484: resetenv("return to toplevel");
485: }
486:
487: FUNC registered_handler;
488: extern int ox_int_received, critical_when_signal;
489:
1.24 noro 490: void int_handler(int sig)
1.1 noro 491: {
492: extern NODE PVSS;
1.48 noro 493: FILE *stream;
494:
495: if ( asir_texmacs ) stream = stdout;
496: else stream = stderr;
1.1 noro 497:
498: if ( do_file ) {
499: ExitAsir();
500: }
501: if ( critical_when_signal ) {
502: ox_int_received = 1;
503: return;
504: }
1.12 noro 505: #if defined(VISUAL)
1.19 noro 506: suspend_timer();
1.1 noro 507: #endif
508: signal(SIGINT,SIG_IGN);
1.3 noro 509: #if !defined(VISUAL)
510: if ( do_server_in_X11 ) {
511: debug(PVSS?((VS)BDY(PVSS))->usrf->f.usrf->body:0);
512: restore_handler();
513: return;
514: }
1.1 noro 515: #endif
516: #if defined(linux)
517: #if 1
518: while ( stdin->_IO_read_ptr < stdin->_IO_read_end )
519: #else
520: while ( stdin->_gptr < stdin->_egptr )
521: #endif
522: getchar();
523: #endif
1.48 noro 524: if ( asir_texmacs ) {
525: printf("\2\verbatim:\2channel:prompt\5\2verbatim:interrupt>\5\5"); fflush(stdout);
526: }
1.1 noro 527: while ( 1 ) {
528: char buf[BUFSIZ];
529: char c;
530:
1.48 noro 531: if ( asir_texmacs ) { printf("\2verbatim:"); fflush(stdout); }
532: fprintf(stream,"interrupt ?(q/t/c/d/u/w/?) "); fflush(stream);
533: if ( asir_texmacs ) { putchar('\5'); fflush(stdout); }
1.1 noro 534: buf[0] = '\n';
535: while ( buf[0] == '\n' )
536: fgets(buf,BUFSIZ,stdin);
537: switch ( c = buf[0] ) {
538: case 'q':
539: while ( 1 ) {
1.48 noro 540: if ( asir_texmacs ) {
541: printf("\2verbatim:"); fflush(stdout);
542: }
543: fprintf(stream,"Abort this session? (y or n) "); fflush(stream);
544: if ( asir_texmacs ) { putchar('\5'); fflush(stdout); }
1.1 noro 545: fgets(buf,BUFSIZ,stdin);
546: if ( !strncmp(buf,"y",1) ) {
547: read_exec_file = 0;
1.48 noro 548: if ( asir_texmacs ) {
549: printf("\2verbatim:"); fflush(stdout);
550: }
551: fprintf(stream,"Bye\n");
552: if ( asir_texmacs ) { putchar('\5'); fflush(stdout); }
553: asir_terminate(1);
1.1 noro 554: } else if ( !strncmp(buf,"n",1) ) {
555: restore_handler();
556: return;
557: }
558: }
559: break;
560: case 't':
561: case 'u':
562: while ( 1 ) {
1.48 noro 563: if ( asir_texmacs ) {
564: printf("\2verbatim:"); fflush(stdout);
565: }
566: fprintf(stream,"Abort this computation? (y or n) "); fflush(stream);
567: if ( asir_texmacs ) { putchar('\5'); fflush(stdout); }
1.1 noro 568: fgets(buf,BUFSIZ,stdin);
569: if ( !strncmp(buf,"y",1) )
570: break;
571: else if ( !strncmp(buf,"n",1) ) {
572: restore_handler();
573: return;
574: }
575: }
576: if ( debug_mode )
577: debug_mode = 0;
578: restore_handler();
579: if ( c == 'u' ) {
580: if ( registered_handler ) {
1.48 noro 581: if ( asir_texmacs ) {
582: printf("\2verbatim:"); fflush(stdout);
583: }
584: fprintf(stream,
1.1 noro 585: "Calling the registered exception handler...");
586: bevalf(registered_handler,0);
1.48 noro 587: fprintf(stream, "done.\n");
588: if ( asir_texmacs ) { putchar('\5'); fflush(stdout); }
1.1 noro 589: }
590: }
591: if ( read_exec_file ) {
592: read_exec_file = 0;
593: resetenv("initialization aborted; return to toplevel");
594: } else
595: resetenv("return to toplevel");
596: break;
597: case 'd':
598: #if 0
599: nextbp = 1; nextbplevel = -1;
600: #endif
601: debug(PVSS?((VS)BDY(PVSS))->usrf->f.usrf->body:0);
602: restore_handler();
603: return;
604: case 'c':
605: restore_handler();
606: return; break;
607: case 'w':
1.48 noro 608: showpos();
609: break;
1.1 noro 610: case '?':
1.48 noro 611: if ( asir_texmacs ) {
612: printf("\2verbatim:"); fflush(stdout);
613: }
614: fprintf(stream, "q:quit t:toplevel c:continue d:debug u:call registered handler w:where\n");
615: if ( asir_texmacs ) { putchar('\5'); fflush(stdout); }
1.1 noro 616: break;
617: default:
618: break;
619: }
620: }
621: }
622:
623: void restore_handler() {
1.12 noro 624: #if defined(VISUAL)
1.19 noro 625: resume_timer();
1.1 noro 626: #endif
1.19 noro 627: #if defined(SIGINT)
1.1 noro 628: signal(SIGINT,int_handler);
629: #endif
630: }
631:
1.24 noro 632: void segv_handler(int sig)
1.1 noro 633: {
1.19 noro 634: #if defined(SIGSEGV)
1.1 noro 635: signal(SIGSEGV,segv_handler);
1.19 noro 636: error("internal error (SEGV)");
1.1 noro 637: #endif
638: }
639:
1.24 noro 640: void ill_handler(int sig)
1.1 noro 641: {
1.19 noro 642: #if defined(SIGILL)
1.1 noro 643: signal(SIGILL,ill_handler);
1.19 noro 644: error("illegal instruction (ILL)");
1.1 noro 645: #endif
646: }
647:
1.24 noro 648: void alrm_handler(int sig)
1.1 noro 649: {
650: fprintf(stderr,"interval timer expired (VTALRM)\n");
1.26 noro 651: LONGJMP(timer_env,1);
1.1 noro 652: }
653:
1.24 noro 654: void bus_handler(int sig)
1.1 noro 655: {
656: #if defined(SIGBUS)
657: signal(SIGBUS,bus_handler);
658: error("internal error (BUS ERROR)");
659: #endif
660: }
661:
1.24 noro 662: void fpe_handler(int sig)
1.1 noro 663: {
1.19 noro 664: #if defined(SIGFPE)
1.1 noro 665: signal(SIGFPE,fpe_handler);
1.19 noro 666: error("internal error (FPE)");
1.1 noro 667: #endif
668: }
669:
1.24 noro 670: void pipe_handler(int sig)
1.1 noro 671: {
672: #if defined(SIGPIPE)
673: signal(SIGPIPE,pipe_handler);
1.20 noro 674: end_critical();
1.1 noro 675: error("internal error (BROKEN PIPE)");
676: #endif
677: }
678:
679: void resize_buffer()
680: {
681: }
682:
683: void tty_init() {
684: }
685:
686: void tty_reset() {
687: }
688:
689: extern int evalstatline;
690:
1.24 noro 691: void set_lasterror(char *s)
1.1 noro 692: {
693: strncpy(LastError,s,BUFSIZ);
694: LastError[BUFSIZ-1] = 0;
695: }
696:
697: SNODE error_snode;
1.51 noro 698: int error_in_timer;
1.1 noro 699:
1.24 noro 700: void error(char *s)
1.1 noro 701: {
1.37 noro 702: SNODE *snp=0;
1.1 noro 703:
1.16 noro 704: #if !defined(VISUAL)
1.51 noro 705: if ( !error_in_timer && timer_is_set )
1.15 noro 706: alrm_handler(SIGVTALRM);
1.16 noro 707: #endif
1.1 noro 708: fprintf(stderr,"%s\n",s);
709: set_lasterror(s);
710: if ( CPVS != GPVS ) {
1.37 noro 711: if ( CPVS && CPVS->usrf && CPVS->usrf->f.usrf )
1.7 noro 712: searchsn(&BDY(CPVS->usrf->f.usrf),evalstatline,&snp);
1.6 noro 713: if ( snp )
714: error_snode = *snp;
715: else
716: error_snode = 0;
1.1 noro 717: } else
718: error_snode = 0;
719: if ( do_file ) {
720: char errbuf[BUFSIZ*5]; /* sufficient to store stack information ? */
721:
722: sprintf(errbuf,"%s\n",s);
723: showpos_to_string(errbuf+strlen(errbuf));
724: set_lasterror(errbuf);
725: ExitAsir();
726: }
727: if ( debug_mode )
1.26 noro 728: LONGJMP(debug_env,1);
1.1 noro 729: if ( CPVS != GPVS )
1.52 ! noro 730: if ( !no_debug_on_error && (do_server_in_X11 || isatty(0)) )
1.1 noro 731: bp(error_snode);
1.40 noro 732: if ( read_exec_file )
733: read_exec_file = 0;
734: resetenv("return to toplevel");
735: }
736:
737: void toplevel(char *s)
738: {
739: SNODE *snp=0;
740:
741: #if !defined(VISUAL)
742: if ( timer_is_set )
743: alrm_handler(SIGVTALRM);
744: #endif
745: fprintf(stderr,"%s\n",s);
746: if ( do_file ) {
747: char errbuf[BUFSIZ*5]; /* sufficient to store stack information ? */
748:
749: sprintf(errbuf,"%s\n",s);
750: showpos_to_string(errbuf+strlen(errbuf));
751: ExitAsir();
752: }
1.1 noro 753: if ( read_exec_file )
754: read_exec_file = 0;
755: resetenv("return to toplevel");
756: }
757:
758: #if !defined(VISUAL)
759: #include <sys/time.h>
760:
1.24 noro 761: void set_timer(int interval)
1.1 noro 762: {
763: struct itimerval it;
764:
765: it.it_interval.tv_sec = interval;
766: it.it_interval.tv_usec = 0;
767: it.it_value.tv_sec = interval;
768: it.it_value.tv_usec = 0;
769: setitimer(ITIMER_VIRTUAL,&it,0);
770: signal(SIGVTALRM,alrm_handler);
1.15 noro 771: timer_is_set = 1;
1.1 noro 772: }
773:
774: void reset_timer()
775: {
776: struct itimerval it;
777:
778: it.it_interval.tv_sec = 0;
779: it.it_interval.tv_usec = 0;
780: it.it_value.tv_sec = 0;
781: it.it_value.tv_usec = 0;
782: setitimer(ITIMER_VIRTUAL,&it,0);
783: signal(SIGVTALRM,SIG_IGN);
1.15 noro 784: timer_is_set = 0;
1.1 noro 785: }
786: #endif
787:
788: unsigned int get_asir_version();
1.14 noro 789: char *get_asir_distribution();
1.1 noro 790:
1.47 ohara 791: char *get_pariversion()
792: {
1.32 noro 793: #if PARI
794: #if 0
1.47 ohara 795: 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 796: #endif
1.47 ohara 797: return "PARI 2.0.17, copyright 1989-1999, C. Batut, K. Belabas, D. Bernardi,\n H. Cohen and M. Olivier.\n";
1.32 noro 798: #endif
1.47 ohara 799: return "";
1.1 noro 800: }
1.14 noro 801:
1.47 ohara 802: char *get_intervalversion()
803: {
804: #if defined(INTERVAL)
805: return " + Interval Arithmetic";
806: #else
807: return "";
808: #endif
809: }
810:
811: void copyright()
812: {
1.50 fujiwara 813: char *format = "This is Risa/Asir%s, Version %d (%s Distribution).\nCopyright (C) 1994-2000, all rights reserved, FUJITSU LABORATORIES LIMITED.\nCopyright 2000-2004, Risa/Asir committers, http://www.openxm.org/.\nGC 6.2(alpha6) copyright 1988-2003, H-J. Boehm, A. J. Demers, Xerox, SGI, HP.\n%s";
1.48 noro 814: if ( asir_texmacs ) printf("\2verbatim:");
1.47 ohara 815: printf(format, get_intervalversion(), get_asir_version(), get_asir_distribution(), get_pariversion());
1.48 noro 816: if ( asir_texmacs ) putchar('\5');
1.47 ohara 817: }
1.5 noro 818:
1.47 ohara 819: char *scopyright()
820: {
821: static char *notice;
822: char *s1, *s2, *s3;
823: int d, len;
824: char *format = "This is Risa/Asir%s, Version %d (%s Distribution).\nCopyright (C) 1994-2000, all rights reserved, FUJITSU LABORATORIES LIMITED.\nCopyright 2000-2003, Risa/Asir committers, http://www.openxm.org/.\nGC 6.2(alpha6) copyright 1988-2003, H-J. Boehm, A. J. Demers, Xerox, SGI, HP.\n%s";
825: if (!notice) {
826: s1 = get_intervalversion();
827: s2 = get_asir_distribution();
828: s3 = get_pariversion();
829: d = get_asir_version();
830: len = (strlen(format)-8)+strlen(s1)+strlen(s2)+strlen(s3)+sizeof(int)*3;
831: notice = MALLOC(len+1);
832: sprintf(notice, format, s1, d, s2, s3);
833: }
834: return notice;
835: }
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