Annotation of OpenXM_contrib2/asir2000/parse/glob.c, Revision 1.98
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: *
1.98 ! noro 48: * $OpenXM: OpenXM_contrib2/asir2000/parse/glob.c,v 1.97 2017/08/30 09:40:30 ohara 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"
1.92 ohara 54: #include <signal.h>
1.90 fujimoto 55: #if !defined(VISUAL) && !defined(__MINGW32__) && !defined(_PA_RISC1_1) && !defined(linux) && !defined(SYSV) && !defined(__CYGWIN__) && !defined(__INTERIX) && !defined(__FreeBSD__)
1.1 noro 56: #include <sgtty.h>
57: #endif
58:
1.90 fujimoto 59: #if defined(VISUAL) || defined(__MINGW32__)
1.1 noro 60: #include <io.h>
61: #include <direct.h>
1.34 ohara 62: #else
63: #include <unistd.h>
64: #include <string.h>
65: #include <stdio.h>
1.1 noro 66: #endif
67:
1.19 noro 68: #if defined(SYSV) && !defined(_IBMR2)
1.1 noro 69: #include <sys/ttold.h>
70: #endif
71:
1.90 fujimoto 72: #if defined(VISUAL) || defined(__MINGW32__)
1.1 noro 73: #define HISTORY asir_history
74: #endif
1.12 noro 75:
1.1 noro 76: #define MAXHIST 100
77:
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;
1.52 noro 82: int little_endian,debug_mode,no_debug_on_error;
1.1 noro 83: char *asir_libdir;
1.56 takayama 84: char *asir_contrib_dir;
1.85 ohara 85: char *asir_private_dir;
1.1 noro 86: char *asir_pager;
87:
88: NODE usrf,sysf,noargsysf,ubinf,parif;
89: NODE ONENODE;
1.29 noro 90: int main_parser, allow_create_var, ox_do_copy, ox_do_count, ox_count_length;
1.1 noro 91: int ox_file_io, ox_need_conv;
92: char *ox_copy_bptr;
93: char *parse_strp;
94: SNODE parse_snode;
95: FUNC parse_targetf;
96: FILE *ox_istream,*ox_ostream;
97: int do_server_in_X11;
98: Obj LastVal;
1.62 noro 99: LIST LastStackTrace;
1.1 noro 100: char LastError[BUFSIZ];
1.15 noro 101: int timer_is_set;
1.49 noro 102: NODE current_option;
1.53 noro 103: NODE user_int_handler, user_quit_handler;
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;
1.98 ! noro 126: VL LASTCO;
1.1 noro 127:
1.60 noro 128: struct oVS oGPVS,oAPVS,oEPVS,oPPVS;
1.1 noro 129: VS GPVS = &oGPVS;
130: VS APVS = &oAPVS;
131: VS EPVS = &oEPVS;
1.60 noro 132: VS PPVS = &oPPVS;
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:
1.90 fujimoto 148: #if defined(VISUAL) || defined(__MINGW32__)
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;
1.67 noro 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;
1.98 ! noro 166: LASTCO = &oVLIST[i];
1.95 noro 167: asir_reallocarray((char **)&GPVS->va,(int *)&GPVS->asize,(int *)&GPVS->n,(int)sizeof(struct oPV));
168: asir_reallocarray((char **)&APVS->va,(int *)&APVS->asize,(int *)&APVS->n,(int)sizeof(struct oPV));
169: asir_reallocarray((char **)&PPVS->va,(int *)&PPVS->asize,(int *)&PPVS->n,(int)sizeof(struct oPV));
1.1 noro 170: CPVS = GPVS;
1.80 noro 171: MKNODE(ONENODE,mkfnode(1,I_FORMULA,ONE),NULLP);
1.1 noro 172: OID(F_TRUE)=O_F; FOP(F_TRUE)=AL_TRUE; F_TRUE->arg.dummy = 0;
173: OID(F_FALSE)=O_F; FOP(F_FALSE)=AL_FALSE; F_FALSE->arg.dummy = 0;
1.44 noro 174: OID(Symbol_grlex) = O_SYMBOL; Symbol_grlex->name = "@grlex";
175: Symbol_grlex->value = 0;
176: OID(Symbol_glex) = O_SYMBOL; Symbol_glex->name = "@glex";
177: Symbol_glex->value = 1;
1.45 noro 178: OID(Symbol_lex) = O_SYMBOL; Symbol_lex->name = "@lex";
179: Symbol_lex->value = 2;
1.1 noro 180: sprintf(asirname,"%s/asir_symtab",asir_libdir);
181: }
182:
1.24 noro 183: void input_init(FILE *fp,char *name)
1.1 noro 184: {
1.24 noro 185: asir_infile = (INFILE)CALLOC(sizeof(struct oINFILE),1);
1.1 noro 186: asir_infile->name = name; asir_infile->fp = fp;
187: asir_infile->ln = 1; NEXT(asir_infile) = 0;
188: }
189:
1.24 noro 190: void notdef(VL vl,Obj a,Obj b,Obj *c)
1.1 noro 191: {
192: error("undefined arithmetic operation.");
193: }
194:
1.96 ohara 195: int disable_debugger;
1.1 noro 196: int do_asirrc;
197: int do_file;
1.42 ohara 198: char *do_filename;
1.1 noro 199: int do_message;
1.58 noro 200: int do_terse;
1.1 noro 201: int do_fep;
1.42 ohara 202: int asir_setenv;
1.1 noro 203: static int buserr_sav;
204: static char asir_history[BUFSIZ];
205:
206: extern int mpi_myid;
207:
1.5 noro 208: #if !defined(VISUAL_LIB)
209: void ExitAsir() {
210: exit(0);
211: }
212: #endif
213:
1.1 noro 214: /*
215: * status = 1 abnormal termination (error() etc.)
216: * status = 2 normal termination (end(), quit() etc.)
1.63 noro 217: * status = 3 absolute termination
1.1 noro 218: */
219:
1.24 noro 220: void asir_terminate(int status)
1.1 noro 221: {
1.21 noro 222: int t;
1.53 noro 223: NODE n;
1.63 noro 224:
225: /* called from engine in Windows */
226: if ( status == 3 ) asir_infile = 0;
1.21 noro 227:
1.62 noro 228: if ( asir_infile && asir_infile->ready_for_longjmp )
229: LONGJMP(asir_infile->jmpbuf,status);
230: else {
1.54 noro 231: if ( user_quit_handler ) {
1.90 fujimoto 232: if ( !do_terse ) {
1.58 noro 233: fprintf(stderr,"Calling the registered quit callbacks...");
1.90 fujimoto 234: #if defined(__MINGW32__)
235: fflush(stderr);
236: #endif
237: }
1.54 noro 238: for ( n = user_quit_handler; n; n = NEXT(n) )
239: bevalf((FUNC)BDY(n),0);
1.90 fujimoto 240: if ( !do_terse ) {
1.58 noro 241: fprintf(stderr, "done.\n");
1.90 fujimoto 242: #if defined(__MINGW32__)
243: fflush(stderr);
1.89 fujimoto 244: #endif
1.90 fujimoto 245: }
1.54 noro 246: }
1.1 noro 247: tty_reset();
1.33 noro 248: #if defined(MPI)
1.1 noro 249: if ( !mpi_myid )
250: close_allconnections();
251: mpi_finalize();
252: #else
1.20 noro 253: #if defined(SIGPIPE)
1.92 ohara 254: set_signal(SIGPIPE,SIG_IGN);
1.20 noro 255: #endif
1.1 noro 256: close_allconnections();
257: #endif
258: if ( asir_out )
259: fflush(asir_out);
1.32 noro 260: #if FEP
1.13 saito 261: if ( do_fep ) {
262: stifle_history(MAXHIST);
263: write_history(asir_history);
264: }
265: #endif
1.1 noro 266: ExitAsir();
267: }
268: }
269:
270: void param_init() {
271: unsigned int et = 0xff;
272: extern int paristack;
273: if ( *((char *)&et) )
274: little_endian = 1;
275: else
276: little_endian = 0;
277: }
1.39 noro 278:
279: Obj user_defined_prompt;
280:
1.1 noro 281: void prompt() {
1.48 noro 282: if ( !do_quiet && !do_fep && asir_infile->fp == stdin ) {
1.21 noro 283: fprintf(asir_out,"[%d] ",APVS->n);
1.48 noro 284: fflush(asir_out);
285: } else if ( do_quiet && user_defined_prompt
1.39 noro 286: && OID(user_defined_prompt)==O_STR) {
287: fprintf(asir_out,BDY((STRING)user_defined_prompt),APVS->n);
1.48 noro 288: fflush(asir_out);
1.39 noro 289: }
1.1 noro 290: }
291:
1.24 noro 292: void sprompt(char *ptr)
1.1 noro 293: {
1.21 noro 294: sprintf(ptr,"[%d] ",APVS->n);
1.34 ohara 295: }
296:
1.90 fujimoto 297: #if !defined(VISUAL) && !defined(__MINGW32__)
1.34 ohara 298: static int which(char *prog, char *path, char *buf, size_t size)
299: {
300: char *tok;
301: char delim[] = ":";
302: char *path2 = malloc(strlen(path)+1);
303: char *name = malloc(size);
304: int proglen = strlen(prog)+3; /* "/" + prog + " \0" */
305:
306: if (!name || !path2) {
307: return 0;
308: }
309: strcpy(path2, path);
310: tok = strtok(path2, delim);
311: while (tok != NULL) {
312: if (size >= strlen(tok)) {
313: sprintf(name, "%s/%s", tok, prog);
314: if (access(name, X_OK&R_OK) == 0) {
315: strcpy(buf, name);
316: strcat(buf, " ");
317: free(path2); free(name);
318: return 1;
319: }
320: tok = strtok(NULL, delim);
321: }
322: }
323: free(path2); free(name);
324: return 0;
325: }
326: #endif
327:
328: void cppname_init()
329: {
1.90 fujimoto 330: #if !defined(VISUAL) && !defined(__MINGW32__)
1.79 noro 331: char *oxhome;
332: char oxcpp[BUFSIZ];
333: #define OXCPP "/bin/ox_cpp"
334:
335: if ( oxhome = getenv("OpenXM_HOME") ) {
336: if ( strlen(oxhome)+strlen(OXCPP)<BUFSIZ ) {
337: sprintf(oxcpp,"%s%s",oxhome,OXCPP);
338: if ( access(oxcpp,X_OK&R_OK) == 0 ) {
339: strcpy(cppname,oxcpp);
340: return;
341: }
342: }
343: }
344: if (access(cppname, X_OK&R_OK) != 0) {
1.34 ohara 345: which("cpp", "/lib:/usr/ccs/lib:/usr/bin", cppname, BUFSIZ) ||
346: which("cpp", getenv("PATH"), cppname, BUFSIZ);
347: }
348: #endif
1.1 noro 349: }
350:
351: FILE *in_fp;
352:
1.24 noro 353: void process_args(int ac,char **av)
1.1 noro 354: {
1.75 ohara 355: int nm,dv;
1.1 noro 356: do_asirrc = 1;
1.33 noro 357: #if !defined(MPI)
1.1 noro 358: do_message = 1;
359: #endif
1.96 ohara 360: #if defined(VISUAL) && defined(VISUAL_CONSOLE)
361: disable_debugger=1;
362: #endif
1.38 ohara 363: do_quiet = 0;
1.1 noro 364: while ( ac > 0 ) {
365: if ( !strcmp(*av,"-heap") && (ac >= 2) ) {
366: void GC_expand_hp(int);
367:
368: GC_expand_hp(atoi(*(av+1))); av += 2; ac -= 2;
369: } else if ( !strcmp(*av,"-adj") && (ac >= 2) ) {
370: char *slash;
371: slash = strrchr(*(av+1),'/');
372: if ( slash ) {
373: *slash = 0;
1.75 ohara 374: nm = atoi(slash+1);
375: }else {
376: nm = 1;
1.1 noro 377: }
1.75 ohara 378: dv = atoi(*(av+1));
379: Risa_GC_set_adj(nm,dv);
1.1 noro 380: av += 2; ac -= 2;
381: } else if ( !strcmp(*av,"-cpp") && (ac >= 2) ) {
382: strcpy(cppname,*(av+1)); av += 2; ac -= 2;
1.96 ohara 383: } else if ( !strcmp(*av,"-d") && (ac >= 2) ) {
384: #if defined(VISUAL) && defined(VISUAL_CONSOLE)
385: disable_debugger=0;
386: #endif
387: av += 2; ac -= 2;
1.1 noro 388: } else if ( !strcmp(*av,"-f") && (ac >= 2) ) {
1.38 ohara 389: do_quiet = 1;
1.1 noro 390: in_fp = fopen(*(av+1),"r");
391: if ( !in_fp ) {
1.62 noro 392: fprintf(stderr,"%s does not exist!\n",*(av+1));
1.90 fujimoto 393: #if defined(__MINGW32__)
1.89 fujimoto 394: fflush(stderr);
395: #endif
1.1 noro 396: asir_terminate(1);
397: }
398: do_file = 1;
1.42 ohara 399: do_filename = *(av+1);
1.1 noro 400: av += 2; ac -= 2;
1.42 ohara 401: } else if ( !strcmp(*av,"-E") ) {
402: asir_setenv = 1; av++; ac--;
1.38 ohara 403: } else if ( !strcmp(*av,"-quiet") ) {
1.39 noro 404: do_quiet = 1; av++; ac--;
1.1 noro 405: } else if ( !strcmp(*av,"-norc") ) {
406: do_asirrc = 0; av++; ac--;
407: } else if ( !strcmp(*av,"-nomessage") ) {
408: do_message = 0; av++; ac--;
1.11 noro 409: } else if ( !strcmp(*av,"-rootdir") && (ac >= 2) ) {
410: set_rootdir(*(av+1)); av += 2; ac -= 2;
1.1 noro 411: } else if ( !strcmp(*av,"-maxheap") && (ac >= 2) ) {
412: void GC_set_max_heap_size(int);
413:
414: GC_set_max_heap_size(atoi(*(av+1))); av += 2; ac -= 2;
1.90 fujimoto 415: #if !defined(VISUAL) && !defined(__MINGW32__)
1.1 noro 416: } else if ( !strcmp(*av,"-display") && (ac >= 2) ) {
417: strcpy(displayname,*(av+1)); av += 2; ac -= 2;
418: #endif
1.32 noro 419: #if FEP
1.13 saito 420: } else if ( !strcmp(*av,"-fep") ) {
421: do_fep = 1; av++; ac--;
422: #endif
1.1 noro 423: } else {
424: fprintf(stderr,"%s : unknown option.\n",*av);
1.90 fujimoto 425: #if defined(__MINGW32__)
1.89 fujimoto 426: fflush(stderr);
427: #endif
1.1 noro 428: asir_terminate(1);
429: }
430: }
1.32 noro 431: #if FEP
1.13 saito 432: if ( do_fep ) {
433: char *home;
434: home = (char *)getenv("HOME");
435: if (!home)
436: home = ".";
437: sprintf (asir_history, "%s/.asir_history",home);
438: read_history(asir_history);
439: using_history();
440: }
441: #endif
1.1 noro 442: }
443:
1.92 ohara 444: #if defined(HAVE_SIGACTION)
445: void (*set_signal(int sig, void (*handler)(int)))(int)
446: {
447: struct sigaction act;
448: struct sigaction oldact;
449: if (handler == SIG_IGN || handler == SIG_DFL) {
450: return signal(sig,handler);
451: }
452: act.sa_handler=handler;
453: act.sa_flags=0;
454: act.sa_flags |= SA_RESTART;
455: sigemptyset(&act.sa_mask);
456: sigaction(sig,&act,&oldact);
457: return oldact.sa_handler;
458: }
459: #endif
1.1 noro 460:
461: void sig_init() {
1.90 fujimoto 462: #if !defined(VISUAL) && !defined(__MINGW32__)
1.92 ohara 463: set_signal(SIGINT,int_handler);
1.1 noro 464: #else
1.24 noro 465: void register_ctrlc_handler();
466:
1.1 noro 467: register_ctrlc_handler();
468: #endif
1.92 ohara 469: set_signal(SIGSEGV,segv_handler);
1.1 noro 470:
1.23 noro 471: #if defined(SIGFPE)
1.92 ohara 472: set_signal(SIGFPE,fpe_handler);
1.1 noro 473: #endif
474:
1.23 noro 475: #if defined(SIGPIPE)
1.92 ohara 476: set_signal(SIGPIPE,pipe_handler);
1.1 noro 477: #endif
478:
1.23 noro 479: #if defined(SIGILL)
1.92 ohara 480: set_signal(SIGILL,ill_handler);
1.1 noro 481: #endif
482:
1.90 fujimoto 483: #if !defined(VISUAL) && !defined(__MINGW32__)
1.92 ohara 484: set_signal(SIGBUS,bus_handler);
1.1 noro 485: #endif
486: }
487:
488: static void (*old_int)(int);
489:
490: void asir_save_handler() {
1.92 ohara 491: old_int = set_signal(SIGINT,SIG_IGN);
492: set_signal(SIGINT,old_int);
1.1 noro 493: }
494:
495: void asir_set_handler() {
1.92 ohara 496: set_signal(SIGINT,int_handler);
1.1 noro 497: }
498:
499: void asir_reset_handler() {
1.92 ohara 500: set_signal(SIGINT,old_int);
1.1 noro 501: }
502:
1.62 noro 503: extern int I_am_server;
504:
1.24 noro 505: void resetenv(char *s)
1.1 noro 506: {
507: extern FILE *outfile;
508:
1.53 noro 509: fprintf(stderr,"%s\n",s);
1.1 noro 510: while ( NEXT(asir_infile) )
511: closecurrentinput();
512: resetpvs();
1.90 fujimoto 513: #if !defined(VISUAL) && !defined(__MINGW32__)
1.1 noro 514: if ( do_server_in_X11 )
515: #endif
516: show_debug_window(0);
517: #if defined(VISUAL_LIB)
518: w_noflush_stderr(0);
519: #endif
1.90 fujimoto 520: #if defined(__MINGW32__)
521: fflush(stderr);
522: #endif
1.1 noro 523: asir_out = stdout;
524: /* restore states */
525: reset_engine();
526: reset_io();
1.90 fujimoto 527: #if !defined(VISUAL) && !defined(__MINGW32__)
1.15 noro 528: reset_timer();
1.16 noro 529: #endif
1.62 noro 530: LONGJMP(main_env,1);
1.1 noro 531: }
532:
1.24 noro 533: void fatal(int n)
1.1 noro 534: {
535: resetenv("return to toplevel");
536: }
537:
538: extern int ox_int_received, critical_when_signal;
1.83 noro 539: extern int in_gc, caught_intr;
1.91 noro 540: extern int ox_get_pari_result;
1.1 noro 541:
1.24 noro 542: void int_handler(int sig)
1.1 noro 543: {
544: extern NODE PVSS;
1.53 noro 545: NODE t;
1.48 noro 546:
1.96 ohara 547: if ( do_file || disable_debugger ) {
1.97 ohara 548: LEAVE_SIGNAL_CS_ALL;
1.1 noro 549: ExitAsir();
550: }
1.91 noro 551: if ( !ox_get_pari_result && critical_when_signal ) {
1.1 noro 552: ox_int_received = 1;
553: return;
554: }
1.83 noro 555: if ( in_gc ) {
556: caught_intr = 1;
557: return;
558: }
1.90 fujimoto 559: #if defined(VISUAL) || defined(__MINGW32__)
1.19 noro 560: suspend_timer();
1.1 noro 561: #endif
1.92 ohara 562: set_signal(SIGINT,SIG_IGN);
1.90 fujimoto 563: #if !defined(VISUAL) && !defined(__MINGW32__)
1.3 noro 564: if ( do_server_in_X11 ) {
565: debug(PVSS?((VS)BDY(PVSS))->usrf->f.usrf->body:0);
566: restore_handler();
567: return;
568: }
1.1 noro 569: #endif
570: #if defined(linux)
571: #if 1
572: while ( stdin->_IO_read_ptr < stdin->_IO_read_end )
573: #else
574: while ( stdin->_gptr < stdin->_egptr )
575: #endif
576: getchar();
577: #endif
578: while ( 1 ) {
579: char buf[BUFSIZ];
580: char c;
581:
1.53 noro 582: fprintf(stderr,"interrupt ?(q/t/c/d/u/w/?) "); fflush(stderr);
1.1 noro 583: buf[0] = '\n';
1.77 noro 584: while ( !feof(stdin) && buf[0] == '\n' )
1.1 noro 585: fgets(buf,BUFSIZ,stdin);
1.77 noro 586: if ( feof(stdin) ) {
587: clearerr(stdin);
588: continue;
589: }
1.1 noro 590: switch ( c = buf[0] ) {
591: case 'q':
592: while ( 1 ) {
1.53 noro 593: fprintf(stderr,"Abort this session? (y or n) "); fflush(stderr);
1.1 noro 594: fgets(buf,BUFSIZ,stdin);
595: if ( !strncmp(buf,"y",1) ) {
1.53 noro 596: fprintf(stderr,"Bye\n");
1.90 fujimoto 597: #if defined(__MINGW32__)
598: fflush(stderr);
599: #endif
1.65 noro 600: /* for terminating myself */
601: asir_infile = 0;
1.48 noro 602: asir_terminate(1);
1.1 noro 603: } else if ( !strncmp(buf,"n",1) ) {
604: restore_handler();
605: return;
606: }
607: }
608: break;
609: case 't':
610: case 'u':
611: while ( 1 ) {
1.53 noro 612: fprintf(stderr,"Abort this computation? (y or n) "); fflush(stderr);
1.1 noro 613: fgets(buf,BUFSIZ,stdin);
614: if ( !strncmp(buf,"y",1) )
615: break;
616: else if ( !strncmp(buf,"n",1) ) {
617: restore_handler();
618: return;
619: }
620: }
621: if ( debug_mode )
622: debug_mode = 0;
623: restore_handler();
624: if ( c == 'u' ) {
1.53 noro 625: if ( user_int_handler ) {
1.90 fujimoto 626: if ( !do_terse ) {
1.58 noro 627: fprintf(stderr,
628: "Calling the registered exception callbacks...");
1.90 fujimoto 629: #if defined(__MINGW32__)
630: fflush(stderr);
631: #endif
632: }
1.53 noro 633: for ( t = user_int_handler; t; t = NEXT(t) )
634: bevalf((FUNC)BDY(t),0);
1.90 fujimoto 635: if ( !do_terse ) {
1.58 noro 636: fprintf(stderr, "done.\n");
1.90 fujimoto 637: #if defined(__MINGW32__)
638: fflush(stderr);
1.89 fujimoto 639: #endif
1.90 fujimoto 640: }
1.1 noro 641: }
642: }
1.97 ohara 643: LEAVE_SIGNAL_CS_ALL;
1.62 noro 644: resetenv("return to toplevel");
1.1 noro 645: break;
646: case 'd':
647: #if 0
648: nextbp = 1; nextbplevel = -1;
649: #endif
650: debug(PVSS?((VS)BDY(PVSS))->usrf->f.usrf->body:0);
651: restore_handler();
652: return;
653: case 'c':
654: restore_handler();
655: return; break;
656: case 'w':
1.48 noro 657: showpos();
658: break;
1.1 noro 659: case '?':
1.53 noro 660: fprintf(stderr, "q:quit t:toplevel c:continue d:debug u:call registered handler w:where\n");
1.90 fujimoto 661: #if defined(__MINGW32__)
662: fflush(stderr);
1.89 fujimoto 663: #endif
1.1 noro 664: break;
665: default:
666: break;
667: }
668: }
669: }
670:
671: void restore_handler() {
1.90 fujimoto 672: #if defined(VISUAL) || defined(__MINGW32__)
1.19 noro 673: resume_timer();
1.1 noro 674: #endif
1.19 noro 675: #if defined(SIGINT)
1.92 ohara 676: set_signal(SIGINT,int_handler);
1.1 noro 677: #endif
678: }
679:
1.24 noro 680: void segv_handler(int sig)
1.1 noro 681: {
1.19 noro 682: #if defined(SIGSEGV)
1.92 ohara 683: set_signal_for_restart(SIGSEGV,segv_handler);
1.19 noro 684: error("internal error (SEGV)");
1.1 noro 685: #endif
686: }
687:
1.24 noro 688: void ill_handler(int sig)
1.1 noro 689: {
1.19 noro 690: #if defined(SIGILL)
1.92 ohara 691: set_signal_for_restart(SIGILL,ill_handler);
1.19 noro 692: error("illegal instruction (ILL)");
1.1 noro 693: #endif
694: }
695:
1.69 noro 696: #if defined(__DARWIN__)
697: #define SIGNAL_FOR_TIMER SIGALRM
698: #define ITIMER_TYPE ITIMER_REAL
699: #else
700: #define SIGNAL_FOR_TIMER SIGVTALRM
701: #define ITIMER_TYPE ITIMER_VIRTUAL
702: #endif
703:
1.24 noro 704: void alrm_handler(int sig)
1.1 noro 705: {
706: fprintf(stderr,"interval timer expired (VTALRM)\n");
1.90 fujimoto 707: #if defined(__MINGW32__)
1.89 fujimoto 708: fflush(stderr);
709: #endif
1.26 noro 710: LONGJMP(timer_env,1);
1.1 noro 711: }
712:
1.24 noro 713: void bus_handler(int sig)
1.1 noro 714: {
715: #if defined(SIGBUS)
1.92 ohara 716: set_signal_for_restart(SIGBUS,bus_handler);
1.1 noro 717: error("internal error (BUS ERROR)");
718: #endif
719: }
720:
1.24 noro 721: void fpe_handler(int sig)
1.1 noro 722: {
1.19 noro 723: #if defined(SIGFPE)
1.92 ohara 724: set_signal_for_restart(SIGFPE,fpe_handler);
1.19 noro 725: error("internal error (FPE)");
1.1 noro 726: #endif
727: }
728:
1.24 noro 729: void pipe_handler(int sig)
1.1 noro 730: {
731: #if defined(SIGPIPE)
1.92 ohara 732: set_signal_for_restart(SIGPIPE,pipe_handler);
1.20 noro 733: end_critical();
1.1 noro 734: error("internal error (BROKEN PIPE)");
735: #endif
736: }
737:
738: void resize_buffer()
739: {
740: }
741:
742: void tty_init() {
743: }
744:
745: void tty_reset() {
746: }
747:
748: extern int evalstatline;
749:
1.24 noro 750: void set_lasterror(char *s)
1.1 noro 751: {
752: strncpy(LastError,s,BUFSIZ);
753: LastError[BUFSIZ-1] = 0;
754: }
755:
756: SNODE error_snode;
1.51 noro 757: int error_in_timer;
1.1 noro 758:
1.24 noro 759: void error(char *s)
1.1 noro 760: {
1.37 noro 761: SNODE *snp=0;
1.1 noro 762:
1.90 fujimoto 763: #if !defined(VISUAL) && !defined(__MINGW32__)
1.51 noro 764: if ( !error_in_timer && timer_is_set )
1.69 noro 765: alrm_handler(SIGNAL_FOR_TIMER);
1.16 noro 766: #endif
1.1 noro 767: fprintf(stderr,"%s\n",s);
1.90 fujimoto 768: #if defined(__MINGW32__)
1.89 fujimoto 769: fflush(stderr);
770: #endif
1.1 noro 771: set_lasterror(s);
772: if ( CPVS != GPVS ) {
1.37 noro 773: if ( CPVS && CPVS->usrf && CPVS->usrf->f.usrf )
1.7 noro 774: searchsn(&BDY(CPVS->usrf->f.usrf),evalstatline,&snp);
1.6 noro 775: if ( snp )
776: error_snode = *snp;
777: else
778: error_snode = 0;
1.1 noro 779: } else
780: error_snode = 0;
781: if ( do_file ) {
782: char errbuf[BUFSIZ*5]; /* sufficient to store stack information ? */
783:
784: sprintf(errbuf,"%s\n",s);
785: showpos_to_string(errbuf+strlen(errbuf));
786: set_lasterror(errbuf);
787: ExitAsir();
788: }
789: if ( debug_mode )
1.26 noro 790: LONGJMP(debug_env,1);
1.1 noro 791: if ( CPVS != GPVS )
1.52 noro 792: if ( !no_debug_on_error && (do_server_in_X11 || isatty(0)) )
1.1 noro 793: bp(error_snode);
1.62 noro 794: if ( I_am_server )
795: showpos_to_list(&LastStackTrace);
1.40 noro 796: resetenv("return to toplevel");
797: }
798:
1.86 noro 799: void goto_toplevel(char *s)
1.40 noro 800: {
801: SNODE *snp=0;
802:
1.90 fujimoto 803: #if !defined(VISUAL) && !defined(__MINGW32__)
1.40 noro 804: if ( timer_is_set )
1.69 noro 805: alrm_handler(SIGNAL_FOR_TIMER);
1.40 noro 806: #endif
807: fprintf(stderr,"%s\n",s);
1.90 fujimoto 808: #if defined(__MINGW32__)
1.89 fujimoto 809: fflush(stderr);
810: #endif
1.40 noro 811: if ( do_file ) {
812: char errbuf[BUFSIZ*5]; /* sufficient to store stack information ? */
813:
814: sprintf(errbuf,"%s\n",s);
815: showpos_to_string(errbuf+strlen(errbuf));
816: ExitAsir();
817: }
1.1 noro 818: resetenv("return to toplevel");
819: }
820:
1.90 fujimoto 821: #if !defined(VISUAL) && !defined(__MINGW32__)
1.1 noro 822: #include <sys/time.h>
823:
1.24 noro 824: void set_timer(int interval)
1.1 noro 825: {
826: struct itimerval it;
827:
828: it.it_interval.tv_sec = interval;
829: it.it_interval.tv_usec = 0;
830: it.it_value.tv_sec = interval;
831: it.it_value.tv_usec = 0;
1.69 noro 832: setitimer(ITIMER_TYPE,&it,0);
1.92 ohara 833: set_signal(SIGNAL_FOR_TIMER,alrm_handler);
1.15 noro 834: timer_is_set = 1;
1.1 noro 835: }
836:
837: void reset_timer()
838: {
839: struct itimerval it;
840:
841: it.it_interval.tv_sec = 0;
842: it.it_interval.tv_usec = 0;
843: it.it_value.tv_sec = 0;
844: it.it_value.tv_usec = 0;
1.69 noro 845: setitimer(ITIMER_TYPE,&it,0);
1.92 ohara 846: set_signal(SIGNAL_FOR_TIMER,SIG_IGN);
1.15 noro 847: timer_is_set = 0;
1.1 noro 848: }
849: #endif
850:
851: unsigned int get_asir_version();
1.14 noro 852: char *get_asir_distribution();
1.1 noro 853:
1.72 ohara 854: char *get_gcversion()
855: {
1.82 ohara 856: return "GC 7.2 copyright 1988-2012, H-J. Boehm, A. J. Demers, Xerox, SGI, HP.\n";
1.72 ohara 857: }
858:
1.47 ohara 859: char *get_pariversion()
860: {
861: return "";
1.1 noro 862: }
1.14 noro 863:
1.47 ohara 864: char *get_intervalversion()
865: {
866: #if defined(INTERVAL)
867: return " + Interval Arithmetic";
868: #else
869: return "";
870: #endif
871: }
872:
873: void copyright()
874: {
1.72 ohara 875: char *scopyright();
876: fputs(scopyright(), stdout);
1.47 ohara 877: }
1.5 noro 878:
1.47 ohara 879: char *scopyright()
880: {
881: static char *notice;
1.72 ohara 882: char *s1, *s2, *s3, *s4;
1.47 ohara 883: int d, len;
1.72 ohara 884: char *format = "This is Risa/Asir%s, Version %d (%s Distribution).\nCopyright (C) 1994-2000, all rights reserved, FUJITSU LABORATORIES LIMITED.\nCopyright 2000-2007, Risa/Asir committers, http://www.openxm.org/.\n%s%s";
1.47 ohara 885: if (!notice) {
886: s1 = get_intervalversion();
887: s2 = get_asir_distribution();
1.72 ohara 888: s3 = get_gcversion();
889: s4 = get_pariversion();
1.47 ohara 890: d = get_asir_version();
1.72 ohara 891: len = (strlen(format)-8)+strlen(s1)+strlen(s2)+strlen(s3)+strlen(s4)+sizeof(int)*3;
1.47 ohara 892: notice = MALLOC(len+1);
1.72 ohara 893: sprintf(notice, format, s1, d, s2, s3, s4);
1.47 ohara 894: }
895: return notice;
896: }
1.84 noro 897:
1.90 fujimoto 898: #if defined(VISUAL) || defined(__MINGW32__)
1.94 ohara 899: int recv_intr;
1.97 ohara 900:
901: static CRITICAL_SECTION signal_cs;
902: static int initialized_signal_cs;
903: static int signal_cs_count;
904:
905: static void init_signal_cs()
906: {
907: if (!initialized_signal_cs) {
908: InitializeCriticalSection(&signal_cs);
909: initialized_signal_cs=1;
910: signal_cs_count=0;
911: }
912: }
913:
914: void try_enter_signal_cs()
915: {
916: init_signal_cs();
917: if(TryEnterCriticalSection(&signal_cs)) {
918: signal_cs_count++;
919: }
920: }
921:
922: void enter_signal_cs()
923: {
924: init_signal_cs();
925: EnterCriticalSection(&signal_cs);
926: signal_cs_count++;
927: }
928:
929: void leave_signal_cs()
930: {
931: init_signal_cs();
932: if(signal_cs_count>0) {
933: LeaveCriticalSection(&signal_cs);
934: signal_cs_count--;
935: }
936: }
937:
938: void leave_signal_cs_all()
939: {
940: if (!initialized_signal_cs) {
941: init_signal_cs();
942: }
943: while(signal_cs_count>0) {
944: LeaveCriticalSection(&signal_cs);
945: signal_cs_count--;
946: }
947: }
948:
1.84 noro 949: void check_intr()
950: {
951: extern int recv_intr;
1.97 ohara 952: enter_signal_cs();
1.84 noro 953: if ( recv_intr ) {
954: if ( recv_intr == 1 ) {
955: recv_intr = 0;
1.93 ohara 956: int_handler(SIGINT);
1.84 noro 957: } else {
958: recv_intr = 0;
959: ox_usr1_handler(0);
960: }
961: }
1.97 ohara 962: leave_signal_cs_all();
1.84 noro 963: }
964: #endif
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