Annotation of OpenXM_contrib2/asir2000/parse/glob.c, Revision 1.26
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: *
1.26 ! noro 48: * $OpenXM: OpenXM_contrib2/asir2000/parse/glob.c,v 1.25 2001/12/21 08:23:15 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"
1.1 noro 54: #if PARI
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>
64: #endif
65:
1.19 noro 66: #if defined(SYSV) && !defined(_IBMR2)
1.1 noro 67: #include <sys/ttold.h>
68: #endif
69:
70: #if defined(VISUAL)
71: #define HISTORY asir_history
72: #endif
1.12 noro 73:
1.1 noro 74: #define MAXHIST 100
75:
76: extern int GC_free_space_divisor;
77: extern int GC_free_space_numerator;
78: extern FILE *asir_out;
79:
1.24 noro 80: INFILE asir_infile;
1.26 ! noro 81: JMP_BUF main_env,debug_env,timer_env,exec_env;
1.1 noro 82: int little_endian,debug_mode;
83: char *asir_libdir;
84: char *asir_pager;
85:
86: NODE usrf,sysf,noargsysf,ubinf,parif;
87: NODE ONENODE;
88: int main_parser, ox_do_copy, ox_do_count, ox_count_length;
89: int ox_file_io, ox_need_conv;
90: char *ox_copy_bptr;
91: char *parse_strp;
92: SNODE parse_snode;
93: FUNC parse_targetf;
94: FILE *ox_istream,*ox_ostream;
95: int do_server_in_X11;
96: Obj LastVal;
97: char LastError[BUFSIZ];
1.15 noro 98: int timer_is_set;
99:
1.1 noro 100:
101: struct oV oVAR[] = {
102: {"x",0,0}, {"y",0,0}, {"z",0,0}, {"u",0,0},
103: {"v",0,0}, {"w",0,0}, {"p",0,0}, {"q",0,0},
104: {"r",0,0}, {"s",0,0}, {"t",0,0}, {"a",0,0},
105: {"b",0,0}, {"c",0,0}, {"d",0,0}, {"e",0,0},
106: {"f",0,0}, {"g",0,0}, {"h",0,0}, {"i",0,0},
107: {"j",0,0}, {"k",0,0}, {"l",0,0}, {"m",0,0},
108: {"n",0,0}, {"o",0,0},
109: {"_x",0,0}, {"_y",0,0}, {"_z",0,0}, {"_u",0,0},
110: {"_v",0,0}, {"_w",0,0}, {"_p",0,0}, {"_q",0,0},
111: {"_r",0,0}, {"_s",0,0}, {"_t",0,0}, {"_a",0,0},
112: {"_b",0,0}, {"_c",0,0}, {"_d",0,0}, {"_e",0,0},
113: {"_f",0,0}, {"_g",0,0}, {"_h",0,0}, {"_i",0,0},
114: {"_j",0,0}, {"_k",0,0}, {"_l",0,0}, {"_m",0,0},
115: {"_n",0,0}, {"_o",0,0}
116: };
117:
118: struct oVL oVLIST[52];
119:
120: VL CO = oVLIST;
121: VL ALG;
122:
123: struct oVS oGPVS,oAPVS,oEPVS;
124: VS GPVS = &oGPVS;
125: VS APVS = &oAPVS;
126: VS EPVS = &oEPVS;
127: VS CPVS;
128:
129: struct oF oF_TRUE,oF_FALSE;
130: F F_TRUE = &oF_TRUE;
131: F F_FALSE = &oF_FALSE;
132:
133: #if defined(__SVR4) && defined(sun)
1.4 noro 134: char cppname[BUFSIZ] = "/usr/ccs/lib/cpp ";
1.1 noro 135: #else
1.25 noro 136: #if defined(__FreeBSD__) || defined(__NetBSD__) || (defined(__MACH__) && defined(__ppc__)) || defined(__CYGWIN__)
1.4 noro 137: char cppname[BUFSIZ] = "/usr/bin/cpp ";
1.1 noro 138: #else
139: #if defined(VISUAL)
1.4 noro 140: char cppname[BUFSIZ] = "c:\\asir\\stdlib\\cpp ";
1.1 noro 141: #else
1.4 noro 142: char cppname[BUFSIZ] = "/lib/cpp ";
1.1 noro 143: #endif
144: #endif
145: #endif
1.4 noro 146: char asirname[BUFSIZ];
1.1 noro 147: char displayname[BUFSIZ];
148:
149: int Verbose;
150:
151: void glob_init() {
152: int i;
153:
154: for ( i = 0; i < 51; i++ ) {
155: VR(&oVLIST[i]) = &oVAR[i]; NEXT(&oVLIST[i]) = &oVLIST[i+1];
156: }
157: VR(&oVLIST[i]) = &oVAR[i]; NEXT(&oVLIST[i]) = 0;
158: reallocarray((char **)&GPVS->va,(int *)&GPVS->asize,(int *)&GPVS->n,(int)sizeof(struct oPV));
159: reallocarray((char **)&APVS->va,(int *)&APVS->asize,(int *)&APVS->n,(int)sizeof(struct oPV));
160: CPVS = GPVS;
161: MKNODE(ONENODE,mkfnode(1,I_FORMULA,ONE),0);
162: OID(F_TRUE)=O_F; FOP(F_TRUE)=AL_TRUE; F_TRUE->arg.dummy = 0;
163: OID(F_FALSE)=O_F; FOP(F_FALSE)=AL_FALSE; F_FALSE->arg.dummy = 0;
164: sprintf(asirname,"%s/asir_symtab",asir_libdir);
165: }
166:
1.24 noro 167: void input_init(FILE *fp,char *name)
1.1 noro 168: {
1.24 noro 169: asir_infile = (INFILE)CALLOC(sizeof(struct oINFILE),1);
1.1 noro 170: asir_infile->name = name; asir_infile->fp = fp;
171: asir_infile->ln = 1; NEXT(asir_infile) = 0;
172: }
173:
1.24 noro 174: void notdef(VL vl,Obj a,Obj b,Obj *c)
1.1 noro 175: {
176: error("undefined arithmetic operation.");
177: }
178:
179: int do_asirrc;
180: int do_file;
181: int do_message;
182: int do_fep;
183: int no_prompt;
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();
214: #if MPI
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);
1.13 saito 226: #if FEP
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: }
244:
245: void prompt() {
246: if ( !no_prompt && !do_fep && asir_infile->fp == stdin )
1.21 noro 247: fprintf(asir_out,"[%d] ",APVS->n);
1.1 noro 248: fflush(asir_out);
249: }
250:
1.24 noro 251: void sprompt(char *ptr)
1.1 noro 252: {
1.21 noro 253: sprintf(ptr,"[%d] ",APVS->n);
1.1 noro 254: }
255:
256: FILE *in_fp;
257:
1.24 noro 258: void process_args(int ac,char **av)
1.1 noro 259: {
260: do_asirrc = 1;
261: #if !MPI
262: do_message = 1;
263: #endif
264: while ( ac > 0 ) {
265: if ( !strcmp(*av,"-heap") && (ac >= 2) ) {
266: void GC_expand_hp(int);
267:
268: GC_expand_hp(atoi(*(av+1))); av += 2; ac -= 2;
269: } else if ( !strcmp(*av,"-adj") && (ac >= 2) ) {
270: char *slash;
271:
272: slash = strrchr(*(av+1),'/');
273: if ( slash ) {
274: *slash = 0;
275: GC_free_space_numerator = atoi(slash+1);
276: }
277: GC_free_space_divisor = atoi(*(av+1));
278: av += 2; ac -= 2;
279: } else if ( !strcmp(*av,"-cpp") && (ac >= 2) ) {
280: strcpy(cppname,*(av+1)); av += 2; ac -= 2;
281: } else if ( !strcmp(*av,"-f") && (ac >= 2) ) {
282: in_fp = fopen(*(av+1),"r");
283: if ( !in_fp ) {
284: fprintf(stderr,"%s does not exist!",*(av+1));
285: asir_terminate(1);
286: }
287: do_file = 1;
288: av += 2; ac -= 2;
289: } else if ( !strcmp(*av,"-norc") ) {
290: do_asirrc = 0; av++; ac--;
291: } else if ( !strcmp(*av,"-nomessage") ) {
292: do_message = 0; av++; ac--;
293: } else if ( !strcmp(*av,"-terse") ) {
294: no_prompt = 0; av++; ac--;
1.11 noro 295: } else if ( !strcmp(*av,"-rootdir") && (ac >= 2) ) {
296: set_rootdir(*(av+1)); av += 2; ac -= 2;
1.1 noro 297: } else if ( !strcmp(*av,"-maxheap") && (ac >= 2) ) {
298: void GC_set_max_heap_size(int);
299:
300: GC_set_max_heap_size(atoi(*(av+1))); av += 2; ac -= 2;
301: #if !defined(VISUAL)
302: } else if ( !strcmp(*av,"-display") && (ac >= 2) ) {
303: strcpy(displayname,*(av+1)); av += 2; ac -= 2;
304: #endif
1.13 saito 305: #if FEP
306: } else if ( !strcmp(*av,"-fep") ) {
307: do_fep = 1; av++; ac--;
308: #endif
1.1 noro 309: #if PARI
310: } else if ( !strcmp(*av,"-paristack") ) {
311: extern int paristack;
312:
313: paristack = atoi(*(av+1)); av += 2; ac -= 2;
314: #endif
315: } else {
316: fprintf(stderr,"%s : unknown option.\n",*av);
317: asir_terminate(1);
318: }
319: }
1.13 saito 320: #if FEP
321: if ( do_fep ) {
322: char *home;
323: home = (char *)getenv("HOME");
324: if (!home)
325: home = ".";
326: sprintf (asir_history, "%s/.asir_history",home);
327: read_history(asir_history);
328: using_history();
329: }
330: #endif
1.1 noro 331: }
332:
333: #include <signal.h>
334:
335: void sig_init() {
336: #if !defined(VISUAL)
337: signal(SIGINT,int_handler);
338: #else
1.24 noro 339: void register_ctrlc_handler();
340:
1.1 noro 341: register_ctrlc_handler();
342: #endif
343: signal(SIGSEGV,segv_handler);
344:
1.23 noro 345: #if defined(SIGFPE)
1.1 noro 346: signal(SIGFPE,fpe_handler);
347: #endif
348:
1.23 noro 349: #if defined(SIGPIPE)
1.1 noro 350: signal(SIGPIPE,pipe_handler);
351: #endif
352:
1.23 noro 353: #if defined(SIGILL)
1.1 noro 354: signal(SIGILL,ill_handler);
355: #endif
356:
357: #if !defined(VISUAL)
358: signal(SIGBUS,bus_handler);
359: #endif
360: }
361:
362: static void (*old_int)(int);
363:
364: void asir_save_handler() {
365: old_int = signal(SIGINT,SIG_IGN);
366: signal(SIGINT,old_int);
367: }
368:
369: void asir_set_handler() {
370: signal(SIGINT,int_handler);
371: }
372:
373: void asir_reset_handler() {
374: signal(SIGINT,old_int);
375: }
376:
1.24 noro 377: void resetenv(char *s)
1.1 noro 378: {
379: extern FILE *outfile;
380:
381: fprintf(stderr,"%s\n",s);
382: while ( NEXT(asir_infile) )
383: closecurrentinput();
384: resetpvs();
385: #if !defined(VISUAL)
386: if ( do_server_in_X11 )
387: #endif
388: show_debug_window(0);
389: #if defined(VISUAL_LIB)
390: w_noflush_stderr(0);
391: #endif
392: asir_out = stdout;
393: #if PARI
394: pari_outfile = stdout;
395: #endif
396: /* restore states */
397: reset_engine();
398: reset_io();
1.16 noro 399: #if !defined(VISUAL)
1.15 noro 400: reset_timer();
1.16 noro 401: #endif
1.26 ! noro 402: LONGJMP(main_env,1);
1.1 noro 403: }
404:
1.24 noro 405: void fatal(int n)
1.1 noro 406: {
407: resetenv("return to toplevel");
408: }
409:
410: FUNC registered_handler;
411: extern int ox_int_received, critical_when_signal;
412:
1.24 noro 413: void int_handler(int sig)
1.1 noro 414: {
415: extern NODE PVSS;
416:
417: if ( do_file ) {
418: ExitAsir();
419: }
420: if ( critical_when_signal ) {
421: ox_int_received = 1;
422: return;
423: }
1.12 noro 424: #if defined(VISUAL)
1.19 noro 425: suspend_timer();
1.1 noro 426: #endif
427: signal(SIGINT,SIG_IGN);
1.3 noro 428: #if !defined(VISUAL)
429: if ( do_server_in_X11 ) {
430: debug(PVSS?((VS)BDY(PVSS))->usrf->f.usrf->body:0);
431: restore_handler();
432: return;
433: }
1.1 noro 434: #endif
435: #if defined(linux)
436: #if 1
437: while ( stdin->_IO_read_ptr < stdin->_IO_read_end )
438: #else
439: while ( stdin->_gptr < stdin->_egptr )
440: #endif
441: getchar();
442: #endif
443: while ( 1 ) {
444: char buf[BUFSIZ];
445: char c;
446:
447: fprintf(stderr,"interrupt ?(q/t/c/d/u/w/?) "); fflush(stderr);
448: buf[0] = '\n';
449: while ( buf[0] == '\n' )
450: fgets(buf,BUFSIZ,stdin);
451: switch ( c = buf[0] ) {
452: case 'q':
453: while ( 1 ) {
454: fprintf(stderr,"Abort this session? (y or n) "); fflush(stderr);
455: fgets(buf,BUFSIZ,stdin);
456: if ( !strncmp(buf,"y",1) ) {
457: read_exec_file = 0;
458: fprintf(stderr,"Bye\n"); asir_terminate(1);
459: } else if ( !strncmp(buf,"n",1) ) {
460: restore_handler();
461: return;
462: }
463: }
464: break;
465: case 't':
466: case 'u':
467: while ( 1 ) {
468: fprintf(stderr,"Abort this computation? (y or n) "); fflush(stderr);
469: fgets(buf,BUFSIZ,stdin);
470: if ( !strncmp(buf,"y",1) )
471: break;
472: else if ( !strncmp(buf,"n",1) ) {
473: restore_handler();
474: return;
475: }
476: }
477: if ( debug_mode )
478: debug_mode = 0;
479: restore_handler();
480: if ( c == 'u' ) {
481: if ( registered_handler ) {
482: fprintf(stderr,
483: "Calling the registered exception handler...");
484: bevalf(registered_handler,0);
485: fprintf(stderr, "done.\n");
486: }
487: }
488: if ( read_exec_file ) {
489: read_exec_file = 0;
490: resetenv("initialization aborted; return to toplevel");
491: } else
492: resetenv("return to toplevel");
493: break;
494: case 'd':
495: #if 0
496: nextbp = 1; nextbplevel = -1;
497: #endif
498: debug(PVSS?((VS)BDY(PVSS))->usrf->f.usrf->body:0);
499: restore_handler();
500: return;
501: case 'c':
502: restore_handler();
503: return; break;
504: case 'w':
505: showpos(); break;
506: case '?':
507: fprintf(stderr, "q:quit t:toplevel c:continue d:debug u:call registered handler w:where\n");
508: break;
509: default:
510: break;
511: }
512: }
513: }
514:
515: void restore_handler() {
1.12 noro 516: #if defined(VISUAL)
1.19 noro 517: resume_timer();
1.1 noro 518: #endif
1.19 noro 519: #if defined(SIGINT)
1.1 noro 520: signal(SIGINT,int_handler);
521: #endif
522: }
523:
1.24 noro 524: void segv_handler(int sig)
1.1 noro 525: {
1.19 noro 526: #if defined(SIGSEGV)
1.1 noro 527: signal(SIGSEGV,segv_handler);
1.19 noro 528: error("internal error (SEGV)");
1.1 noro 529: #endif
530: }
531:
1.24 noro 532: void ill_handler(int sig)
1.1 noro 533: {
1.19 noro 534: #if defined(SIGILL)
1.1 noro 535: signal(SIGILL,ill_handler);
1.19 noro 536: error("illegal instruction (ILL)");
1.1 noro 537: #endif
538: }
539:
1.24 noro 540: void alrm_handler(int sig)
1.1 noro 541: {
542: fprintf(stderr,"interval timer expired (VTALRM)\n");
1.26 ! noro 543: LONGJMP(timer_env,1);
1.1 noro 544: }
545:
1.24 noro 546: void bus_handler(int sig)
1.1 noro 547: {
548: #if defined(SIGBUS)
549: signal(SIGBUS,bus_handler);
550: error("internal error (BUS ERROR)");
551: #endif
552: }
553:
1.24 noro 554: void fpe_handler(int sig)
1.1 noro 555: {
1.19 noro 556: #if defined(SIGFPE)
1.1 noro 557: signal(SIGFPE,fpe_handler);
1.19 noro 558: error("internal error (FPE)");
1.1 noro 559: #endif
560: }
561:
1.24 noro 562: void pipe_handler(int sig)
1.1 noro 563: {
564: #if defined(SIGPIPE)
565: signal(SIGPIPE,pipe_handler);
1.20 noro 566: end_critical();
1.1 noro 567: error("internal error (BROKEN PIPE)");
568: #endif
569: }
570:
571: void resize_buffer()
572: {
573: }
574:
575: void tty_init() {
576: }
577:
578: void tty_reset() {
579: }
580:
581: extern int evalstatline;
582:
1.24 noro 583: void set_lasterror(char *s)
1.1 noro 584: {
585: strncpy(LastError,s,BUFSIZ);
586: LastError[BUFSIZ-1] = 0;
587: }
588:
589: SNODE error_snode;
590:
1.24 noro 591: void error(char *s)
1.1 noro 592: {
593: SNODE *snp;
594:
1.16 noro 595: #if !defined(VISUAL)
1.15 noro 596: if ( timer_is_set )
597: alrm_handler(SIGVTALRM);
1.16 noro 598: #endif
1.1 noro 599: fprintf(stderr,"%s\n",s);
600: set_lasterror(s);
601: if ( CPVS != GPVS ) {
1.7 noro 602: if ( CPVS->usrf && CPVS->usrf && CPVS->usrf->f.usrf )
603: searchsn(&BDY(CPVS->usrf->f.usrf),evalstatline,&snp);
1.6 noro 604: if ( snp )
605: error_snode = *snp;
606: else
607: error_snode = 0;
1.1 noro 608: } else
609: error_snode = 0;
610: if ( do_file ) {
611: char errbuf[BUFSIZ*5]; /* sufficient to store stack information ? */
612:
613: sprintf(errbuf,"%s\n",s);
614: showpos_to_string(errbuf+strlen(errbuf));
615: set_lasterror(errbuf);
616: ExitAsir();
617: }
618: if ( debug_mode )
1.26 ! noro 619: LONGJMP(debug_env,1);
1.1 noro 620: if ( CPVS != GPVS )
621: if ( do_server_in_X11 || isatty(0) )
622: bp(error_snode);
623: if ( read_exec_file )
624: read_exec_file = 0;
625: resetenv("return to toplevel");
626: }
627:
628: #if !defined(VISUAL)
629: #include <sys/time.h>
630:
1.24 noro 631: void set_timer(int interval)
1.1 noro 632: {
633: struct itimerval it;
634:
635: it.it_interval.tv_sec = interval;
636: it.it_interval.tv_usec = 0;
637: it.it_value.tv_sec = interval;
638: it.it_value.tv_usec = 0;
639: setitimer(ITIMER_VIRTUAL,&it,0);
640: signal(SIGVTALRM,alrm_handler);
1.15 noro 641: timer_is_set = 1;
1.1 noro 642: }
643:
644: void reset_timer()
645: {
646: struct itimerval it;
647:
648: it.it_interval.tv_sec = 0;
649: it.it_interval.tv_usec = 0;
650: it.it_value.tv_sec = 0;
651: it.it_value.tv_usec = 0;
652: setitimer(ITIMER_VIRTUAL,&it,0);
653: signal(SIGVTALRM,SIG_IGN);
1.15 noro 654: timer_is_set = 0;
1.1 noro 655: }
656: #endif
657:
658: unsigned int get_asir_version();
1.14 noro 659: char *get_asir_distribution();
1.1 noro 660:
661: void copyright() {
1.17 noro 662: #if defined(INTERVAL)
663: printf("This is Risa/Asir + Interval Arithmetic, Version %d (%s Distribution).\n",
664: get_asir_version(), get_asir_distribution());
665: #else
1.14 noro 666: printf("This is Risa/Asir, Version %d (%s Distribution).\n",
667: get_asir_version(), get_asir_distribution());
1.17 noro 668: #endif
1.14 noro 669: printf("Copyright (C) 1994-2000, all rights reserved, FUJITSU LABORATORIES LIMITED.\n");
670: printf("Copyright 2000,2001, Risa/Asir committers, http://www.openxm.org/.\n");
671: printf("GC 5.3, copyright 1999, H-J. Boehm, A. J. Demers, Xerox, SGI, HP.\n");
1.23 noro 672: printf("PARI 2.2.1(alpha), copyright (C) 2000,\n");
1.14 noro 673: printf(" C. Batut, K. Belabas, D. Bernardi, H. Cohen and M. Olivier.\n");
1.1 noro 674: }
1.14 noro 675:
1.5 noro 676:
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