Annotation of OpenXM_contrib2/asir2018/parse/glob.c, Revision 1.1
1.1 ! 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
! 26: * e-mail at risa-admin@sec.flab.fujitsu.co.jp of the detailed specification
! 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: *
! 48: * $OpenXM$
! 49: */
! 50: #include "ca.h"
! 51: #include "al.h"
! 52: #include "parse.h"
! 53: #include "ox.h"
! 54: #include <signal.h>
! 55: #if !defined(VISUAL) && !defined(__MINGW32__) && !defined(_PA_RISC1_1) && !defined(linux) && !defined(SYSV) && !defined(__CYGWIN__) && !defined(__INTERIX) && !defined(__FreeBSD__)
! 56: #include <sgtty.h>
! 57: #endif
! 58:
! 59: #if defined(VISUAL) || defined(__MINGW32__)
! 60: #include <io.h>
! 61: #include <direct.h>
! 62: #else
! 63: #include <unistd.h>
! 64: #include <string.h>
! 65: #include <stdio.h>
! 66: #endif
! 67:
! 68: #if defined(SYSV) && !defined(_IBMR2)
! 69: #include <sys/ttold.h>
! 70: #endif
! 71:
! 72: #if defined(VISUAL) || defined(__MINGW32__)
! 73: #define HISTORY asir_history
! 74: #endif
! 75:
! 76: #define MAXHIST 100
! 77:
! 78: extern FILE *asir_out;
! 79:
! 80: INFILE asir_infile;
! 81: JMP_BUF main_env,debug_env,timer_env,exec_env;
! 82: int little_endian,debug_mode,no_debug_on_error;
! 83: char *asir_libdir;
! 84: char *asir_contrib_dir;
! 85: char *asir_private_dir;
! 86: char *asir_pager;
! 87:
! 88: NODE usrf,sysf,noargsysf,ubinf,parif;
! 89: NODE ONENODE;
! 90: int main_parser, allow_create_var, ox_do_copy, ox_do_count, ox_count_length;
! 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;
! 99: LIST LastStackTrace;
! 100: char LastError[BUFSIZ];
! 101: int timer_is_set;
! 102: NODE current_option;
! 103: NODE user_int_handler, user_quit_handler;
! 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: VL LASTCO;
! 127:
! 128: struct oVS oGPVS,oAPVS,oEPVS,oPPVS;
! 129: VS GPVS = &oGPVS;
! 130: VS APVS = &oAPVS;
! 131: VS EPVS = &oEPVS;
! 132: VS PPVS = &oPPVS;
! 133: VS CPVS,MPVS;
! 134:
! 135: NODE MODULE_LIST;
! 136: MODULE CUR_MODULE;
! 137: char *CUR_FUNC;
! 138:
! 139: struct oSYMBOL oGrlex, oGlex, oLex;
! 140: SYMBOL Symbol_grlex = &oGrlex;
! 141: SYMBOL Symbol_glex = &oGlex;
! 142: SYMBOL Symbol_lex = &oLex;;
! 143:
! 144: struct oF oF_TRUE,oF_FALSE;
! 145: F F_TRUE = &oF_TRUE;
! 146: F F_FALSE = &oF_FALSE;
! 147:
! 148: #if defined(VISUAL) || defined(__MINGW32__)
! 149: char cppname[BUFSIZ] = "c:\\asir\\stdlib\\cpp ";
! 150: #else
! 151: char cppname[BUFSIZ] = "/lib/cpp ";
! 152: #endif
! 153: char asirname[BUFSIZ];
! 154: char displayname[BUFSIZ];
! 155:
! 156: int Verbose;
! 157: int do_quiet;
! 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: LASTCO = &oVLIST[i];
! 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));
! 170: CPVS = GPVS;
! 171: MKNODE(ONENODE,mkfnode(1,I_FORMULA,ONE),NULLP);
! 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;
! 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;
! 178: OID(Symbol_lex) = O_SYMBOL; Symbol_lex->name = "@lex";
! 179: Symbol_lex->value = 2;
! 180: sprintf(asirname,"%s/asir_symtab",asir_libdir);
! 181: }
! 182:
! 183: void input_init(FILE *fp,char *name)
! 184: {
! 185: asir_infile = (INFILE)CALLOC(sizeof(struct oINFILE),1);
! 186: asir_infile->name = name; asir_infile->fp = fp;
! 187: asir_infile->ln = 1; NEXT(asir_infile) = 0;
! 188: }
! 189:
! 190: void notdef(VL vl,Obj a,Obj b,Obj *c)
! 191: {
! 192: error("undefined arithmetic operation.");
! 193: }
! 194:
! 195: int disable_debugger;
! 196: int do_asirrc;
! 197: int do_file;
! 198: char *do_filename;
! 199: int do_message;
! 200: int do_terse;
! 201: int do_fep;
! 202: int asir_setenv;
! 203: static int buserr_sav;
! 204: static char asir_history[BUFSIZ];
! 205:
! 206: extern int mpi_myid;
! 207:
! 208: #if !defined(VISUAL_LIB)
! 209: void ExitAsir() {
! 210: exit(0);
! 211: }
! 212: #endif
! 213:
! 214: /*
! 215: * status = 1 abnormal termination (error() etc.)
! 216: * status = 2 normal termination (end(), quit() etc.)
! 217: * status = 3 absolute termination
! 218: */
! 219:
! 220: void asir_terminate(int status)
! 221: {
! 222: int t;
! 223: NODE n;
! 224:
! 225: /* called from engine in Windows */
! 226: if ( status == 3 ) asir_infile = 0;
! 227:
! 228: if ( asir_infile && asir_infile->ready_for_longjmp )
! 229: LONGJMP(asir_infile->jmpbuf,status);
! 230: else {
! 231: if ( user_quit_handler ) {
! 232: if ( !do_terse ) {
! 233: fprintf(stderr,"Calling the registered quit callbacks...");
! 234: #if defined(__MINGW32__)
! 235: fflush(stderr);
! 236: #endif
! 237: }
! 238: for ( n = user_quit_handler; n; n = NEXT(n) )
! 239: bevalf((FUNC)BDY(n),0);
! 240: if ( !do_terse ) {
! 241: fprintf(stderr, "done.\n");
! 242: #if defined(__MINGW32__)
! 243: fflush(stderr);
! 244: #endif
! 245: }
! 246: }
! 247: tty_reset();
! 248: #if defined(MPI)
! 249: if ( !mpi_myid )
! 250: close_allconnections();
! 251: mpi_finalize();
! 252: #else
! 253: #if defined(SIGPIPE)
! 254: set_signal(SIGPIPE,SIG_IGN);
! 255: #endif
! 256: close_allconnections();
! 257: #endif
! 258: if ( asir_out )
! 259: fflush(asir_out);
! 260: #if FEP
! 261: if ( do_fep ) {
! 262: stifle_history(MAXHIST);
! 263: write_history(asir_history);
! 264: }
! 265: #endif
! 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: }
! 278:
! 279: Obj user_defined_prompt;
! 280:
! 281: void prompt() {
! 282: if ( !do_quiet && !do_fep && asir_infile->fp == stdin ) {
! 283: fprintf(asir_out,"[%d] ",APVS->n);
! 284: fflush(asir_out);
! 285: } else if ( do_quiet && user_defined_prompt
! 286: && OID(user_defined_prompt)==O_STR) {
! 287: fprintf(asir_out,BDY((STRING)user_defined_prompt),APVS->n);
! 288: fflush(asir_out);
! 289: }
! 290: }
! 291:
! 292: void sprompt(char *ptr)
! 293: {
! 294: sprintf(ptr,"[%d] ",APVS->n);
! 295: }
! 296:
! 297: #if !defined(VISUAL) && !defined(__MINGW32__)
! 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: {
! 330: #if !defined(VISUAL) && !defined(__MINGW32__)
! 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) {
! 345: which("cpp", "/lib:/usr/ccs/lib:/usr/bin", cppname, BUFSIZ) ||
! 346: which("cpp", getenv("PATH"), cppname, BUFSIZ);
! 347: }
! 348: #endif
! 349: }
! 350:
! 351: FILE *in_fp;
! 352:
! 353: void process_args(int ac,char **av)
! 354: {
! 355: int nm,dv;
! 356: do_asirrc = 1;
! 357: #if !defined(MPI)
! 358: do_message = 1;
! 359: #endif
! 360: #if defined(VISUAL) && defined(VISUAL_CONSOLE)
! 361: disable_debugger=1;
! 362: #endif
! 363: do_quiet = 0;
! 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;
! 374: nm = atoi(slash+1);
! 375: }else {
! 376: nm = 1;
! 377: }
! 378: dv = atoi(*(av+1));
! 379: Risa_GC_set_adj(nm,dv);
! 380: av += 2; ac -= 2;
! 381: } else if ( !strcmp(*av,"-cpp") && (ac >= 2) ) {
! 382: strcpy(cppname,*(av+1)); av += 2; ac -= 2;
! 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;
! 388: } else if ( !strcmp(*av,"-f") && (ac >= 2) ) {
! 389: do_quiet = 1;
! 390: in_fp = fopen(*(av+1),"r");
! 391: if ( !in_fp ) {
! 392: fprintf(stderr,"%s does not exist!\n",*(av+1));
! 393: #if defined(__MINGW32__)
! 394: fflush(stderr);
! 395: #endif
! 396: asir_terminate(1);
! 397: }
! 398: do_file = 1;
! 399: do_filename = *(av+1);
! 400: av += 2; ac -= 2;
! 401: } else if ( !strcmp(*av,"-E") ) {
! 402: asir_setenv = 1; av++; ac--;
! 403: } else if ( !strcmp(*av,"-quiet") ) {
! 404: do_quiet = 1; av++; ac--;
! 405: } else if ( !strcmp(*av,"-norc") ) {
! 406: do_asirrc = 0; av++; ac--;
! 407: } else if ( !strcmp(*av,"-nomessage") ) {
! 408: do_message = 0; av++; ac--;
! 409: } else if ( !strcmp(*av,"-rootdir") && (ac >= 2) ) {
! 410: set_rootdir(*(av+1)); av += 2; ac -= 2;
! 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;
! 415: #if !defined(VISUAL) && !defined(__MINGW32__)
! 416: } else if ( !strcmp(*av,"-display") && (ac >= 2) ) {
! 417: strcpy(displayname,*(av+1)); av += 2; ac -= 2;
! 418: #endif
! 419: #if FEP
! 420: } else if ( !strcmp(*av,"-fep") ) {
! 421: do_fep = 1; av++; ac--;
! 422: #endif
! 423: } else {
! 424: fprintf(stderr,"%s : unknown option.\n",*av);
! 425: #if defined(__MINGW32__)
! 426: fflush(stderr);
! 427: #endif
! 428: asir_terminate(1);
! 429: }
! 430: }
! 431: #if FEP
! 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
! 442: }
! 443:
! 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
! 460:
! 461: void sig_init() {
! 462: #if !defined(VISUAL) && !defined(__MINGW32__)
! 463: set_signal(SIGINT,int_handler);
! 464: #else
! 465: void register_ctrlc_handler();
! 466:
! 467: register_ctrlc_handler();
! 468: #endif
! 469: set_signal(SIGSEGV,segv_handler);
! 470:
! 471: #if defined(SIGFPE)
! 472: set_signal(SIGFPE,fpe_handler);
! 473: #endif
! 474:
! 475: #if defined(SIGPIPE)
! 476: set_signal(SIGPIPE,pipe_handler);
! 477: #endif
! 478:
! 479: #if defined(SIGILL)
! 480: set_signal(SIGILL,ill_handler);
! 481: #endif
! 482:
! 483: #if !defined(VISUAL) && !defined(__MINGW32__)
! 484: set_signal(SIGBUS,bus_handler);
! 485: #endif
! 486: }
! 487:
! 488: static void (*old_int)(int);
! 489:
! 490: void asir_save_handler() {
! 491: old_int = set_signal(SIGINT,SIG_IGN);
! 492: set_signal(SIGINT,old_int);
! 493: }
! 494:
! 495: void asir_set_handler() {
! 496: set_signal(SIGINT,int_handler);
! 497: }
! 498:
! 499: void asir_reset_handler() {
! 500: set_signal(SIGINT,old_int);
! 501: }
! 502:
! 503: extern int I_am_server;
! 504:
! 505: void resetenv(char *s)
! 506: {
! 507: extern FILE *outfile;
! 508:
! 509: fprintf(stderr,"%s\n",s);
! 510: while ( NEXT(asir_infile) )
! 511: closecurrentinput();
! 512: resetpvs();
! 513: #if !defined(VISUAL) && !defined(__MINGW32__)
! 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
! 520: #if defined(__MINGW32__)
! 521: fflush(stderr);
! 522: #endif
! 523: asir_out = stdout;
! 524: /* restore states */
! 525: reset_engine();
! 526: reset_io();
! 527: #if !defined(VISUAL) && !defined(__MINGW32__)
! 528: reset_timer();
! 529: #endif
! 530: LONGJMP(main_env,1);
! 531: }
! 532:
! 533: void fatal(int n)
! 534: {
! 535: resetenv("return to toplevel");
! 536: }
! 537:
! 538: extern int ox_int_received, critical_when_signal;
! 539: extern int in_gc, caught_intr;
! 540: extern int ox_get_pari_result;
! 541:
! 542: void int_handler(int sig)
! 543: {
! 544: extern NODE PVSS;
! 545: NODE t;
! 546:
! 547: if ( do_file || disable_debugger ) {
! 548: LEAVE_SIGNAL_CS_ALL;
! 549: ExitAsir();
! 550: }
! 551: if ( !ox_get_pari_result && critical_when_signal ) {
! 552: ox_int_received = 1;
! 553: return;
! 554: }
! 555: if ( in_gc ) {
! 556: caught_intr = 1;
! 557: return;
! 558: }
! 559: #if defined(VISUAL) || defined(__MINGW32__)
! 560: suspend_timer();
! 561: #endif
! 562: set_signal(SIGINT,SIG_IGN);
! 563: #if !defined(VISUAL) && !defined(__MINGW32__)
! 564: if ( do_server_in_X11 ) {
! 565: debug(PVSS?((VS)BDY(PVSS))->usrf->f.usrf->body:0);
! 566: restore_handler();
! 567: return;
! 568: }
! 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:
! 582: fprintf(stderr,"interrupt ?(q/t/c/d/u/w/?) "); fflush(stderr);
! 583: buf[0] = '\n';
! 584: while ( !feof(stdin) && buf[0] == '\n' )
! 585: fgets(buf,BUFSIZ,stdin);
! 586: if ( feof(stdin) ) {
! 587: clearerr(stdin);
! 588: continue;
! 589: }
! 590: switch ( c = buf[0] ) {
! 591: case 'q':
! 592: while ( 1 ) {
! 593: fprintf(stderr,"Abort this session? (y or n) "); fflush(stderr);
! 594: fgets(buf,BUFSIZ,stdin);
! 595: if ( !strncmp(buf,"y",1) ) {
! 596: fprintf(stderr,"Bye\n");
! 597: #if defined(__MINGW32__)
! 598: fflush(stderr);
! 599: #endif
! 600: /* for terminating myself */
! 601: asir_infile = 0;
! 602: asir_terminate(1);
! 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 ) {
! 612: fprintf(stderr,"Abort this computation? (y or n) "); fflush(stderr);
! 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' ) {
! 625: if ( user_int_handler ) {
! 626: if ( !do_terse ) {
! 627: fprintf(stderr,
! 628: "Calling the registered exception callbacks...");
! 629: #if defined(__MINGW32__)
! 630: fflush(stderr);
! 631: #endif
! 632: }
! 633: for ( t = user_int_handler; t; t = NEXT(t) )
! 634: bevalf((FUNC)BDY(t),0);
! 635: if ( !do_terse ) {
! 636: fprintf(stderr, "done.\n");
! 637: #if defined(__MINGW32__)
! 638: fflush(stderr);
! 639: #endif
! 640: }
! 641: }
! 642: }
! 643: LEAVE_SIGNAL_CS_ALL;
! 644: resetenv("return to toplevel");
! 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':
! 657: showpos();
! 658: break;
! 659: case '?':
! 660: fprintf(stderr, "q:quit t:toplevel c:continue d:debug u:call registered handler w:where\n");
! 661: #if defined(__MINGW32__)
! 662: fflush(stderr);
! 663: #endif
! 664: break;
! 665: default:
! 666: break;
! 667: }
! 668: }
! 669: }
! 670:
! 671: void restore_handler() {
! 672: #if defined(VISUAL) || defined(__MINGW32__)
! 673: resume_timer();
! 674: #endif
! 675: #if defined(SIGINT)
! 676: set_signal(SIGINT,int_handler);
! 677: #endif
! 678: }
! 679:
! 680: void segv_handler(int sig)
! 681: {
! 682: #if defined(SIGSEGV)
! 683: set_signal_for_restart(SIGSEGV,segv_handler);
! 684: error("internal error (SEGV)");
! 685: #endif
! 686: }
! 687:
! 688: void ill_handler(int sig)
! 689: {
! 690: #if defined(SIGILL)
! 691: set_signal_for_restart(SIGILL,ill_handler);
! 692: error("illegal instruction (ILL)");
! 693: #endif
! 694: }
! 695:
! 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:
! 704: void alrm_handler(int sig)
! 705: {
! 706: fprintf(stderr,"interval timer expired (VTALRM)\n");
! 707: #if defined(__MINGW32__)
! 708: fflush(stderr);
! 709: #endif
! 710: LONGJMP(timer_env,1);
! 711: }
! 712:
! 713: void bus_handler(int sig)
! 714: {
! 715: #if defined(SIGBUS)
! 716: set_signal_for_restart(SIGBUS,bus_handler);
! 717: error("internal error (BUS ERROR)");
! 718: #endif
! 719: }
! 720:
! 721: void fpe_handler(int sig)
! 722: {
! 723: #if defined(SIGFPE)
! 724: set_signal_for_restart(SIGFPE,fpe_handler);
! 725: error("internal error (FPE)");
! 726: #endif
! 727: }
! 728:
! 729: void pipe_handler(int sig)
! 730: {
! 731: #if defined(SIGPIPE)
! 732: set_signal_for_restart(SIGPIPE,pipe_handler);
! 733: end_critical();
! 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:
! 750: void set_lasterror(char *s)
! 751: {
! 752: strncpy(LastError,s,BUFSIZ);
! 753: LastError[BUFSIZ-1] = 0;
! 754: }
! 755:
! 756: SNODE error_snode;
! 757: int error_in_timer;
! 758:
! 759: void error(char *s)
! 760: {
! 761: SNODE *snp=0;
! 762:
! 763: #if !defined(VISUAL) && !defined(__MINGW32__)
! 764: if ( !error_in_timer && timer_is_set )
! 765: alrm_handler(SIGNAL_FOR_TIMER);
! 766: #endif
! 767: fprintf(stderr,"%s\n",s);
! 768: #if defined(__MINGW32__)
! 769: fflush(stderr);
! 770: #endif
! 771: set_lasterror(s);
! 772: if ( CPVS != GPVS ) {
! 773: if ( CPVS && CPVS->usrf && CPVS->usrf->f.usrf )
! 774: searchsn(&BDY(CPVS->usrf->f.usrf),evalstatline,&snp);
! 775: if ( snp )
! 776: error_snode = *snp;
! 777: else
! 778: error_snode = 0;
! 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 )
! 790: LONGJMP(debug_env,1);
! 791: if ( CPVS != GPVS )
! 792: if ( !no_debug_on_error && (do_server_in_X11 || isatty(0)) )
! 793: bp(error_snode);
! 794: if ( I_am_server )
! 795: showpos_to_list(&LastStackTrace);
! 796: resetenv("return to toplevel");
! 797: }
! 798:
! 799: void goto_toplevel(char *s)
! 800: {
! 801: SNODE *snp=0;
! 802:
! 803: #if !defined(VISUAL) && !defined(__MINGW32__)
! 804: if ( timer_is_set )
! 805: alrm_handler(SIGNAL_FOR_TIMER);
! 806: #endif
! 807: fprintf(stderr,"%s\n",s);
! 808: #if defined(__MINGW32__)
! 809: fflush(stderr);
! 810: #endif
! 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: }
! 818: resetenv("return to toplevel");
! 819: }
! 820:
! 821: #if !defined(VISUAL) && !defined(__MINGW32__)
! 822: #include <sys/time.h>
! 823:
! 824: void set_timer(int interval)
! 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;
! 832: setitimer(ITIMER_TYPE,&it,0);
! 833: set_signal(SIGNAL_FOR_TIMER,alrm_handler);
! 834: timer_is_set = 1;
! 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;
! 845: setitimer(ITIMER_TYPE,&it,0);
! 846: set_signal(SIGNAL_FOR_TIMER,SIG_IGN);
! 847: timer_is_set = 0;
! 848: }
! 849: #endif
! 850:
! 851: unsigned int get_asir_version();
! 852: char *get_asir_distribution();
! 853:
! 854: char *get_gcversion()
! 855: {
! 856: return "GC 7.2 copyright 1988-2012, H-J. Boehm, A. J. Demers, Xerox, SGI, HP.\n";
! 857: }
! 858:
! 859: char *get_pariversion()
! 860: {
! 861: return "";
! 862: }
! 863:
! 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: {
! 875: char *scopyright();
! 876: fputs(scopyright(), stdout);
! 877: }
! 878:
! 879: char *scopyright()
! 880: {
! 881: static char *notice;
! 882: char *s1, *s2, *s3, *s4;
! 883: int d, len;
! 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";
! 885: if (!notice) {
! 886: s1 = get_intervalversion();
! 887: s2 = get_asir_distribution();
! 888: s3 = get_gcversion();
! 889: s4 = get_pariversion();
! 890: d = get_asir_version();
! 891: len = (strlen(format)-8)+strlen(s1)+strlen(s2)+strlen(s3)+strlen(s4)+sizeof(int)*3;
! 892: notice = MALLOC(len+1);
! 893: sprintf(notice, format, s1, d, s2, s3, s4);
! 894: }
! 895: return notice;
! 896: }
! 897:
! 898: #if defined(VISUAL) || defined(__MINGW32__)
! 899: int recv_intr;
! 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:
! 949: void check_intr()
! 950: {
! 951: extern int recv_intr;
! 952: enter_signal_cs();
! 953: if ( recv_intr ) {
! 954: if ( recv_intr == 1 ) {
! 955: recv_intr = 0;
! 956: int_handler(SIGINT);
! 957: } else {
! 958: recv_intr = 0;
! 959: ox_usr1_handler(0);
! 960: }
! 961: }
! 962: leave_signal_cs_all();
! 963: }
! 964: #endif
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