=================================================================== RCS file: /home/cvs/OpenXM_contrib2/asir2000/parse/glob.c,v retrieving revision 1.1.1.1 retrieving revision 1.97 diff -u -p -r1.1.1.1 -r1.97 --- OpenXM_contrib2/asir2000/parse/glob.c 1999/12/03 07:39:12 1.1.1.1 +++ OpenXM_contrib2/asir2000/parse/glob.c 2017/08/30 09:40:30 1.97 @@ -1,49 +1,93 @@ -/* $OpenXM: OpenXM/src/asir99/parse/glob.c,v 1.2 1999/11/17 08:57:10 noro Exp $ */ +/* + * Copyright (c) 1994-2000 FUJITSU LABORATORIES LIMITED + * All rights reserved. + * + * FUJITSU LABORATORIES LIMITED ("FLL") hereby grants you a limited, + * non-exclusive and royalty-free license to use, copy, modify and + * redistribute, solely for non-commercial and non-profit purposes, the + * computer program, "Risa/Asir" ("SOFTWARE"), subject to the terms and + * conditions of this Agreement. For the avoidance of doubt, you acquire + * only a limited right to use the SOFTWARE hereunder, and FLL or any + * third party developer retains all rights, including but not limited to + * copyrights, in and to the SOFTWARE. + * + * (1) FLL does not grant you a license in any way for commercial + * purposes. You may use the SOFTWARE only for non-commercial and + * non-profit purposes only, such as academic, research and internal + * business use. + * (2) The SOFTWARE is protected by the Copyright Law of Japan and + * international copyright treaties. If you make copies of the SOFTWARE, + * with or without modification, as permitted hereunder, you shall affix + * to all such copies of the SOFTWARE the above copyright notice. + * (3) An explicit reference to this SOFTWARE and its copyright owner + * shall be made on your publication or presentation in any form of the + * results obtained by use of the SOFTWARE. + * (4) In the event that you modify the SOFTWARE, you shall notify FLL by + * e-mail at risa-admin@sec.flab.fujitsu.co.jp of the detailed specification + * for such modification or the source code of the modified part of the + * SOFTWARE. + * + * THE SOFTWARE IS PROVIDED AS IS WITHOUT ANY WARRANTY OF ANY KIND. FLL + * MAKES ABSOLUTELY NO WARRANTIES, EXPRESSED, IMPLIED OR STATUTORY, AND + * EXPRESSLY DISCLAIMS ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS + * FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT OF THIRD PARTIES' + * RIGHTS. NO FLL DEALER, AGENT, EMPLOYEES IS AUTHORIZED TO MAKE ANY + * MODIFICATIONS, EXTENSIONS, OR ADDITIONS TO THIS WARRANTY. + * UNDER NO CIRCUMSTANCES AND UNDER NO LEGAL THEORY, TORT, CONTRACT, + * OR OTHERWISE, SHALL FLL BE LIABLE TO YOU OR ANY OTHER PERSON FOR ANY + * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, PUNITIVE OR CONSEQUENTIAL + * DAMAGES OF ANY CHARACTER, INCLUDING, WITHOUT LIMITATION, DAMAGES + * ARISING OUT OF OR RELATING TO THE SOFTWARE OR THIS AGREEMENT, DAMAGES + * FOR LOSS OF GOODWILL, WORK STOPPAGE, OR LOSS OF DATA, OR FOR ANY + * DAMAGES, EVEN IF FLL SHALL HAVE BEEN INFORMED OF THE POSSIBILITY OF + * SUCH DAMAGES, OR FOR ANY CLAIM BY ANY OTHER PARTY. EVEN IF A PART + * OF THE SOFTWARE HAS BEEN DEVELOPED BY A THIRD PARTY, THE THIRD PARTY + * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE, + * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE. + * + * $OpenXM: OpenXM_contrib2/asir2000/parse/glob.c,v 1.96 2017/08/29 07:18:30 ohara Exp $ +*/ #include "ca.h" #include "al.h" #include "parse.h" -#if PARI -#include "genpari.h" -#endif -#if !defined(THINK_C) && !defined(VISUAL) && !defined(_PA_RISC1_1) && !defined(linux) && !defined(SYSV) +#include "ox.h" +#include +#if !defined(VISUAL) && !defined(__MINGW32__) && !defined(_PA_RISC1_1) && !defined(linux) && !defined(SYSV) && !defined(__CYGWIN__) && !defined(__INTERIX) && !defined(__FreeBSD__) #include -#else -#if defined(THINK_C) && !defined(__MWERKS__) -#include #endif -#endif -#if defined(VISUAL) +#if defined(VISUAL) || defined(__MINGW32__) #include #include +#else +#include +#include +#include #endif -#if defined(SYSV) +#if defined(SYSV) && !defined(_IBMR2) #include #endif -#if defined(THINK_C) || defined(VISUAL) -#if defined(VISUAL) +#if defined(VISUAL) || defined(__MINGW32__) #define HISTORY asir_history -#else -#define HISTORY "history" #endif -#endif + #define MAXHIST 100 -extern int GC_free_space_divisor; -extern int GC_free_space_numerator; extern FILE *asir_out; -IN asir_infile; -jmp_buf env,debug_env,timer_env; -int little_endian,debug_mode; +INFILE asir_infile; +JMP_BUF main_env,debug_env,timer_env,exec_env; +int little_endian,debug_mode,no_debug_on_error; char *asir_libdir; +char *asir_contrib_dir; +char *asir_private_dir; char *asir_pager; NODE usrf,sysf,noargsysf,ubinf,parif; NODE ONENODE; -int main_parser, ox_do_copy, ox_do_count, ox_count_length; +int main_parser, allow_create_var, ox_do_copy, ox_do_count, ox_count_length; int ox_file_io, ox_need_conv; char *ox_copy_bptr; char *parse_strp; @@ -52,7 +96,11 @@ FUNC parse_targetf; FILE *ox_istream,*ox_ostream; int do_server_in_X11; Obj LastVal; +LIST LastStackTrace; char LastError[BUFSIZ]; +int timer_is_set; +NODE current_option; +NODE user_int_handler, user_quit_handler; struct oV oVAR[] = { {"x",0,0}, {"y",0,0}, {"z",0,0}, {"u",0,0}, @@ -76,33 +124,36 @@ struct oVL oVLIST[52]; VL CO = oVLIST; VL ALG; -struct oVS oGPVS,oAPVS,oEPVS; +struct oVS oGPVS,oAPVS,oEPVS,oPPVS; VS GPVS = &oGPVS; VS APVS = &oAPVS; VS EPVS = &oEPVS; -VS CPVS; +VS PPVS = &oPPVS; +VS CPVS,MPVS; +NODE MODULE_LIST; +MODULE CUR_MODULE; +char *CUR_FUNC; + +struct oSYMBOL oGrlex, oGlex, oLex; +SYMBOL Symbol_grlex = &oGrlex; +SYMBOL Symbol_glex = &oGlex; +SYMBOL Symbol_lex = &oLex;; + struct oF oF_TRUE,oF_FALSE; F F_TRUE = &oF_TRUE; F F_FALSE = &oF_FALSE; -#if defined(__SVR4) && defined(sun) -char cppname[64] = "/usr/ccs/lib/cpp "; +#if defined(VISUAL) || defined(__MINGW32__) +char cppname[BUFSIZ] = "c:\\asir\\stdlib\\cpp "; #else -#if defined(__FreeBSD__) || defined(__NetBSD__) -char cppname[64] = "/usr/bin/cpp "; -#else -#if defined(VISUAL) -char cppname[64] = "c:\\asir\\stdlib\\cpp "; -#else -char cppname[64] = "/lib/cpp "; +char cppname[BUFSIZ] = "/lib/cpp "; #endif -#endif -#endif -char asirname[64]; +char asirname[BUFSIZ]; char displayname[BUFSIZ]; int Verbose; +int do_quiet; void glob_init() { int i; @@ -111,79 +162,104 @@ void glob_init() { VR(&oVLIST[i]) = &oVAR[i]; NEXT(&oVLIST[i]) = &oVLIST[i+1]; } VR(&oVLIST[i]) = &oVAR[i]; NEXT(&oVLIST[i]) = 0; - reallocarray((char **)&GPVS->va,(int *)&GPVS->asize,(int *)&GPVS->n,(int)sizeof(struct oPV)); - reallocarray((char **)&APVS->va,(int *)&APVS->asize,(int *)&APVS->n,(int)sizeof(struct oPV)); + asir_reallocarray((char **)&GPVS->va,(int *)&GPVS->asize,(int *)&GPVS->n,(int)sizeof(struct oPV)); + asir_reallocarray((char **)&APVS->va,(int *)&APVS->asize,(int *)&APVS->n,(int)sizeof(struct oPV)); + asir_reallocarray((char **)&PPVS->va,(int *)&PPVS->asize,(int *)&PPVS->n,(int)sizeof(struct oPV)); CPVS = GPVS; - MKNODE(ONENODE,mkfnode(1,I_FORMULA,ONE),0); + MKNODE(ONENODE,mkfnode(1,I_FORMULA,ONE),NULLP); OID(F_TRUE)=O_F; FOP(F_TRUE)=AL_TRUE; F_TRUE->arg.dummy = 0; OID(F_FALSE)=O_F; FOP(F_FALSE)=AL_FALSE; F_FALSE->arg.dummy = 0; + OID(Symbol_grlex) = O_SYMBOL; Symbol_grlex->name = "@grlex"; + Symbol_grlex->value = 0; + OID(Symbol_glex) = O_SYMBOL; Symbol_glex->name = "@glex"; + Symbol_glex->value = 1; + OID(Symbol_lex) = O_SYMBOL; Symbol_lex->name = "@lex"; + Symbol_lex->value = 2; sprintf(asirname,"%s/asir_symtab",asir_libdir); -#if defined(THINK_C) - initVol(); -#endif } -void input_init(fp,name) -FILE *fp; -char *name; +void input_init(FILE *fp,char *name) { - asir_infile = (IN)CALLOC(sizeof(struct oIN),1); + asir_infile = (INFILE)CALLOC(sizeof(struct oINFILE),1); asir_infile->name = name; asir_infile->fp = fp; asir_infile->ln = 1; NEXT(asir_infile) = 0; } -void notdef(vl,a,b,c) -VL vl; -Obj a,b,*c; +void notdef(VL vl,Obj a,Obj b,Obj *c) { - *c = 0; error("undefined arithmetic operation."); } -int kernelmode; +int disable_debugger; int do_asirrc; int do_file; +char *do_filename; int do_message; +int do_terse; int do_fep; -int no_prompt; -int read_exec_file; +int asir_setenv; static int buserr_sav; static char asir_history[BUFSIZ]; extern int mpi_myid; +#if !defined(VISUAL_LIB) +void ExitAsir() { + exit(0); +} +#endif + /* * status = 1 abnormal termination (error() etc.) * status = 2 normal termination (end(), quit() etc.) + * status = 3 absolute termination */ -void asir_terminate(status) -int status; +void asir_terminate(int status) { - if ( read_exec_file ) { - read_exec_file = 0; longjmp(env,status); - } else { + int t; + NODE n; + + /* called from engine in Windows */ + if ( status == 3 ) asir_infile = 0; + + if ( asir_infile && asir_infile->ready_for_longjmp ) + LONGJMP(asir_infile->jmpbuf,status); + else { + if ( user_quit_handler ) { + if ( !do_terse ) { + fprintf(stderr,"Calling the registered quit callbacks..."); +#if defined(__MINGW32__) + fflush(stderr); +#endif + } + for ( n = user_quit_handler; n; n = NEXT(n) ) + bevalf((FUNC)BDY(n),0); + if ( !do_terse ) { + fprintf(stderr, "done.\n"); +#if defined(__MINGW32__) + fflush(stderr); +#endif + } + } tty_reset(); -#if INET && !defined(THINK_C) -#if MPI +#if defined(MPI) if ( !mpi_myid ) close_allconnections(); mpi_finalize(); #else +#if defined(SIGPIPE) + set_signal(SIGPIPE,SIG_IGN); +#endif close_allconnections(); #endif -#endif - if ( kernelmode ) - fputc(0xff,asir_out); if ( asir_out ) fflush(asir_out); -#if defined(THINK_C) && !defined(__MWERKS__) - *((int *)0x8) = buserr_sav; - while ( NEXT(asir_infile) ) - closecurrentinput(); - console_options.pause_atexit = 0; - resetDir(); - write_hist(HISTORY); +#if FEP + if ( do_fep ) { + stifle_history(MAXHIST); + write_history(asir_history); + } #endif ExitAsir(); } @@ -192,82 +268,97 @@ int status; void param_init() { unsigned int et = 0xff; extern int paristack; -#if defined(THINK_C) - char name[BUFSIZ]; - int c; - int val; - FILE *fp; - int stacksize; - -#include - GC_free_space_divisor = 4; stacksize = 0x40000; - if ( fp = fopen("params","r") ) { - while ( 1 ) { - c = fgetc(fp); - if ( c == EOF ) - break; - else - ungetc(c,fp); - fscanf(fp,"%s %d",name,&val); - if ( !strcmp(name,"stacksize") ) - stacksize = val; - else if ( !strcmp(name,"adj") ) - GC_free_space_divisor = val; -#if PARI - else if ( !strcmp(name,"paristack") ) - paristack = val; -#endif - } - fclose(fp); - } -#if defined(__MWERKS__) - { - Ptr al; - al = LMGetApplLimit(); - LMSetApplLimit(al-stacksize); - } -#else - ApplLimit = (Ptr)((char *)ApplLimit-stacksize); - console_options.title = "\pAsir"; -#endif -#endif if ( *((char *)&et) ) little_endian = 1; else little_endian = 0; } - + +Obj user_defined_prompt; + void prompt() { - if ( !no_prompt && !do_fep && asir_infile->fp == stdin ) - fprintf(asir_out,"[%d]%c",APVS->n,kernelmode?0xfe:' '); - fflush(asir_out); + if ( !do_quiet && !do_fep && asir_infile->fp == stdin ) { + fprintf(asir_out,"[%d] ",APVS->n); + fflush(asir_out); + } else if ( do_quiet && user_defined_prompt + && OID(user_defined_prompt)==O_STR) { + fprintf(asir_out,BDY((STRING)user_defined_prompt),APVS->n); + fflush(asir_out); + } } -void sprompt(ptr) -char *ptr; +void sprompt(char *ptr) { - sprintf(ptr,"[%d]%c",APVS->n,kernelmode?0xfe:' '); + sprintf(ptr,"[%d] ",APVS->n); } -#if 0 && !defined(THINK_C) && !defined(VISUAL) && !defined(_PA_RISC1_1) -static struct tchars tc; -static char oldeof; -struct winsize wsize; -int ttywidth; -char *upperbuf,*lowerbuf; +#if !defined(VISUAL) && !defined(__MINGW32__) +static int which(char *prog, char *path, char *buf, size_t size) +{ + char *tok; + char delim[] = ":"; + char *path2 = malloc(strlen(path)+1); + char *name = malloc(size); + int proglen = strlen(prog)+3; /* "/" + prog + " \0" */ + + if (!name || !path2) { + return 0; + } + strcpy(path2, path); + tok = strtok(path2, delim); + while (tok != NULL) { + if (size >= strlen(tok)) { + sprintf(name, "%s/%s", tok, prog); + if (access(name, X_OK&R_OK) == 0) { + strcpy(buf, name); + strcat(buf, " "); + free(path2); free(name); + return 1; + } + tok = strtok(NULL, delim); + } + } + free(path2); free(name); + return 0; +} #endif +void cppname_init() +{ +#if !defined(VISUAL) && !defined(__MINGW32__) + char *oxhome; + char oxcpp[BUFSIZ]; +#define OXCPP "/bin/ox_cpp" + + if ( oxhome = getenv("OpenXM_HOME") ) { + if ( strlen(oxhome)+strlen(OXCPP) 0 ) { if ( !strcmp(*av,"-heap") && (ac >= 2) ) { void GC_expand_hp(int); @@ -275,115 +366,141 @@ char **av; GC_expand_hp(atoi(*(av+1))); av += 2; ac -= 2; } else if ( !strcmp(*av,"-adj") && (ac >= 2) ) { char *slash; - slash = strrchr(*(av+1),'/'); if ( slash ) { *slash = 0; - GC_free_space_numerator = atoi(slash+1); + nm = atoi(slash+1); + }else { + nm = 1; } - GC_free_space_divisor = atoi(*(av+1)); + dv = atoi(*(av+1)); + Risa_GC_set_adj(nm,dv); av += 2; ac -= 2; } else if ( !strcmp(*av,"-cpp") && (ac >= 2) ) { strcpy(cppname,*(av+1)); av += 2; ac -= 2; + } else if ( !strcmp(*av,"-d") && (ac >= 2) ) { +#if defined(VISUAL) && defined(VISUAL_CONSOLE) + disable_debugger=0; +#endif + av += 2; ac -= 2; } else if ( !strcmp(*av,"-f") && (ac >= 2) ) { + do_quiet = 1; in_fp = fopen(*(av+1),"r"); if ( !in_fp ) { - fprintf(stderr,"%s does not exist!",*(av+1)); + fprintf(stderr,"%s does not exist!\n",*(av+1)); +#if defined(__MINGW32__) + fflush(stderr); +#endif asir_terminate(1); } do_file = 1; + do_filename = *(av+1); av += 2; ac -= 2; - } else if ( !strcmp(*av,"-kernel") ) { - kernelmode = 1; av++; ac--; + } else if ( !strcmp(*av,"-E") ) { + asir_setenv = 1; av++; ac--; + } else if ( !strcmp(*av,"-quiet") ) { + do_quiet = 1; av++; ac--; } else if ( !strcmp(*av,"-norc") ) { do_asirrc = 0; av++; ac--; } else if ( !strcmp(*av,"-nomessage") ) { do_message = 0; av++; ac--; - } else if ( !strcmp(*av,"-terse") ) { - no_prompt = 0; av++; ac--; + } else if ( !strcmp(*av,"-rootdir") && (ac >= 2) ) { + set_rootdir(*(av+1)); av += 2; ac -= 2; } else if ( !strcmp(*av,"-maxheap") && (ac >= 2) ) { void GC_set_max_heap_size(int); GC_set_max_heap_size(atoi(*(av+1))); av += 2; ac -= 2; -#if !defined(VISUAL) +#if !defined(VISUAL) && !defined(__MINGW32__) } else if ( !strcmp(*av,"-display") && (ac >= 2) ) { strcpy(displayname,*(av+1)); av += 2; ac -= 2; #endif -#if PARI - } else if ( !strcmp(*av,"-paristack") ) { - extern int paristack; - - paristack = atoi(*(av+1)); av += 2; ac -= 2; +#if FEP + } else if ( !strcmp(*av,"-fep") ) { + do_fep = 1; av++; ac--; #endif } else { fprintf(stderr,"%s : unknown option.\n",*av); +#if defined(__MINGW32__) + fflush(stderr); +#endif asir_terminate(1); } } +#if FEP + if ( do_fep ) { + char *home; + home = (char *)getenv("HOME"); + if (!home) + home = "."; + sprintf (asir_history, "%s/.asir_history",home); + read_history(asir_history); + using_history(); + } #endif -#if (defined(THINK_C) && !defined(__MWERKS__)) - init_hist(MAXHIST); - read_hist(HISTORY); -#endif } -#include +#if defined(HAVE_SIGACTION) +void (*set_signal(int sig, void (*handler)(int)))(int) +{ + struct sigaction act; + struct sigaction oldact; + if (handler == SIG_IGN || handler == SIG_DFL) { + return signal(sig,handler); + } + act.sa_handler=handler; + act.sa_flags=0; + act.sa_flags |= SA_RESTART; + sigemptyset(&act.sa_mask); + sigaction(sig,&act,&oldact); + return oldact.sa_handler; +} +#endif void sig_init() { -#if !defined(VISUAL) - signal(SIGINT,int_handler); +#if !defined(VISUAL) && !defined(__MINGW32__) + set_signal(SIGINT,int_handler); #else + void register_ctrlc_handler(); + register_ctrlc_handler(); #endif - signal(SIGSEGV,segv_handler); + set_signal(SIGSEGV,segv_handler); -#if defined SIGFPE - signal(SIGFPE,fpe_handler); +#if defined(SIGFPE) + set_signal(SIGFPE,fpe_handler); #endif -#if defined SIGPIPE - signal(SIGPIPE,pipe_handler); +#if defined(SIGPIPE) + set_signal(SIGPIPE,pipe_handler); #endif -#if defined SIGILL - signal(SIGILL,ill_handler); +#if defined(SIGILL) + set_signal(SIGILL,ill_handler); #endif -#if defined(THINK_C) - buserr_sav = *((int *)0x8); - *((int *)0x8) = (int)bus_handler; -#else /* THINK_C */ - -#if !defined(VISUAL) - signal(SIGBUS,bus_handler); +#if !defined(VISUAL) && !defined(__MINGW32__) + set_signal(SIGBUS,bus_handler); #endif - -#if 0 -#if !defined(VISUAL) && !defined(_PA_RISC1_1) - signal(SIGWINCH,winch_handler); -#endif -#endif - -#endif /* THINK_C */ } static void (*old_int)(int); void asir_save_handler() { - old_int = signal(SIGINT,SIG_IGN); - signal(SIGINT,old_int); + old_int = set_signal(SIGINT,SIG_IGN); + set_signal(SIGINT,old_int); } void asir_set_handler() { - signal(SIGINT,int_handler); + set_signal(SIGINT,int_handler); } void asir_reset_handler() { - signal(SIGINT,old_int); + set_signal(SIGINT,old_int); } -void resetenv(s) -char *s; +extern int I_am_server; + +void resetenv(char *s) { extern FILE *outfile; @@ -391,49 +508,62 @@ char *s; while ( NEXT(asir_infile) ) closecurrentinput(); resetpvs(); -#if !defined(VISUAL) +#if !defined(VISUAL) && !defined(__MINGW32__) if ( do_server_in_X11 ) #endif show_debug_window(0); #if defined(VISUAL_LIB) w_noflush_stderr(0); #endif - asir_out = stdout; -#if PARI - pari_outfile = stdout; +#if defined(__MINGW32__) + fflush(stderr); #endif + asir_out = stdout; /* restore states */ reset_engine(); reset_io(); - longjmp(env,1); +#if !defined(VISUAL) && !defined(__MINGW32__) + reset_timer(); +#endif + LONGJMP(main_env,1); } -void fatal(n) -int n; +void fatal(int n) { resetenv("return to toplevel"); } -FUNC registered_handler; extern int ox_int_received, critical_when_signal; +extern int in_gc, caught_intr; +extern int ox_get_pari_result; -void int_handler(sig) -int sig; +void int_handler(int sig) { extern NODE PVSS; + NODE t; - if ( do_file ) { + if ( do_file || disable_debugger ) { + LEAVE_SIGNAL_CS_ALL; ExitAsir(); } - if ( critical_when_signal ) { + if ( !ox_get_pari_result && critical_when_signal ) { ox_int_received = 1; return; } -#if defined(THINK_C) || defined(VISUAL) - suspend_timer(); signal(SIGINT,SIG_IGN); + if ( in_gc ) { + caught_intr = 1; + return; + } +#if defined(VISUAL) || defined(__MINGW32__) + suspend_timer(); #endif -#if defined(_PA_RISC1_1) || defined(linux) || defined(VISUAL) || defined(__svr4__) - signal(SIGINT,SIG_IGN); + set_signal(SIGINT,SIG_IGN); +#if !defined(VISUAL) && !defined(__MINGW32__) + if ( do_server_in_X11 ) { + debug(PVSS?((VS)BDY(PVSS))->usrf->f.usrf->body:0); + restore_handler(); + return; + } #endif #if defined(linux) #if 1 @@ -448,19 +578,26 @@ int sig; char c; fprintf(stderr,"interrupt ?(q/t/c/d/u/w/?) "); fflush(stderr); - if ( kernelmode ) - fputc('\0',stderr); buf[0] = '\n'; - while ( buf[0] == '\n' ) + while ( !feof(stdin) && buf[0] == '\n' ) fgets(buf,BUFSIZ,stdin); + if ( feof(stdin) ) { + clearerr(stdin); + continue; + } switch ( c = buf[0] ) { case 'q': while ( 1 ) { fprintf(stderr,"Abort this session? (y or n) "); fflush(stderr); fgets(buf,BUFSIZ,stdin); if ( !strncmp(buf,"y",1) ) { - read_exec_file = 0; - fprintf(stderr,"Bye\n"); asir_terminate(1); + fprintf(stderr,"Bye\n"); +#if defined(__MINGW32__) + fflush(stderr); +#endif + /* for terminating myself */ + asir_infile = 0; + asir_terminate(1); } else if ( !strncmp(buf,"n",1) ) { restore_handler(); return; @@ -481,22 +618,28 @@ int sig; } if ( debug_mode ) debug_mode = 0; - if ( kernelmode ) - fputc('\0',stderr); restore_handler(); if ( c == 'u' ) { - if ( registered_handler ) { - fprintf(stderr, - "Calling the registered exception handler..."); - bevalf(registered_handler,0); - fprintf(stderr, "done.\n"); + if ( user_int_handler ) { + if ( !do_terse ) { + fprintf(stderr, + "Calling the registered exception callbacks..."); +#if defined(__MINGW32__) + fflush(stderr); +#endif + } + for ( t = user_int_handler; t; t = NEXT(t) ) + bevalf((FUNC)BDY(t),0); + if ( !do_terse ) { + fprintf(stderr, "done.\n"); +#if defined(__MINGW32__) + fflush(stderr); +#endif + } } } - if ( read_exec_file ) { - read_exec_file = 0; - resetenv("initialization aborted; return to toplevel"); - } else - resetenv("return to toplevel"); + LEAVE_SIGNAL_CS_ALL; + resetenv("return to toplevel"); break; case 'd': #if 0 @@ -506,14 +649,16 @@ int sig; restore_handler(); return; case 'c': - if ( kernelmode ) - fputc('\0',stderr); restore_handler(); return; break; case 'w': - showpos(); break; + showpos(); + break; case '?': fprintf(stderr, "q:quit t:toplevel c:continue d:debug u:call registered handler w:where\n"); +#if defined(__MINGW32__) + fflush(stderr); +#endif break; default: break; @@ -522,146 +667,113 @@ int sig; } void restore_handler() { -#if defined(THINK_C) || defined(VISUAL) - resume_timer(); signal(SIGINT,int_handler); +#if defined(VISUAL) || defined(__MINGW32__) + resume_timer(); #endif -#if defined(_PA_RISC1_1) || defined(linux) || defined(__svr4__) - signal(SIGINT,int_handler); +#if defined(SIGINT) + set_signal(SIGINT,int_handler); #endif } -void segv_handler(sig) -int sig; +void segv_handler(int sig) { -#if defined(THINK_C) || defined(_PA_RISC1_1) || defined(linux) || defined(VISUAL) || defined(__svr4__) - signal(SIGSEGV,segv_handler); -#endif +#if defined(SIGSEGV) + set_signal_for_restart(SIGSEGV,segv_handler); error("internal error (SEGV)"); +#endif } -void ill_handler(sig) -int sig; +void ill_handler(int sig) { -#if defined(THINK_C) || defined(_PA_RISC1_1) || defined(linux) || defined(VISUAL) || defined(__svr4__) - signal(SIGILL,ill_handler); -#endif +#if defined(SIGILL) + set_signal_for_restart(SIGILL,ill_handler); error("illegal instruction (ILL)"); +#endif } -void alrm_handler(sig) -int sig; +#if defined(__DARWIN__) +#define SIGNAL_FOR_TIMER SIGALRM +#define ITIMER_TYPE ITIMER_REAL +#else +#define SIGNAL_FOR_TIMER SIGVTALRM +#define ITIMER_TYPE ITIMER_VIRTUAL +#endif + +void alrm_handler(int sig) { fprintf(stderr,"interval timer expired (VTALRM)\n"); - longjmp(timer_env,1); +#if defined(__MINGW32__) + fflush(stderr); +#endif + LONGJMP(timer_env,1); } -void bus_handler(sig) -int sig; +void bus_handler(int sig) { #if defined(SIGBUS) - signal(SIGBUS,bus_handler); + set_signal_for_restart(SIGBUS,bus_handler); error("internal error (BUS ERROR)"); #endif } -void fpe_handler(sig) -int sig; +void fpe_handler(int sig) { -#if defined(THINK_C) || defined(_PA_RISC1_1) || defined(linux) || defined(VISUAL) || defined(__svr4__) - signal(SIGFPE,fpe_handler); -#endif +#if defined(SIGFPE) + set_signal_for_restart(SIGFPE,fpe_handler); error("internal error (FPE)"); -} - -void winch_handler(sig) -int sig; -{ -#if 0 -#if !defined(THINK_C) && !defined(VISUAL) && !defined(_PA_RISC1_1) && !defined(__svr4__) - if ( isatty(1) ) { - struct winsize t; - - if ( ioctl(1,TIOCGWINSZ,&t) == -1 ) - perror("TIOCGWINSZ"); - if ( t.ws_col != wsize.ws_col || t.ws_row != wsize.ws_row ) { - resize_buffer(); - if ( killpg(getpgrp(0),SIGWINCH) == -1 ) - perror("killpg"); - } - } #endif -#endif } -void pipe_handler(sig) -int sig; +void pipe_handler(int sig) { #if defined(SIGPIPE) - signal(SIGPIPE,pipe_handler); + set_signal_for_restart(SIGPIPE,pipe_handler); + end_critical(); error("internal error (BROKEN PIPE)"); #endif } void resize_buffer() { -#if 0 && !defined(THINK_C) && !defined(VISUAL) && !defined(_PA_RISC1_1) - if ( isatty(1) ) { - if ( ioctl(1,TIOCGWINSZ,&wsize) == -1 ) - perror("TIOCGWINSZ"); - if ( wsize.ws_col > 2 ) { - ttywidth = wsize.ws_col - 2; - upperbuf = (char *)MALLOC(wsize.ws_col); - lowerbuf = (char *)MALLOC(wsize.ws_col); - } - } -#endif } void tty_init() { -#if 0 && !defined(THINK_C) && !defined(VISUAL) && !defined(_PA_RISC1_1) - if ( isatty(0) ) { - if ( ioctl(0,TIOCGETC,&tc) == -1 ) - perror("TIOCGETC"); - oldeof = tc.t_eofc; tc.t_eofc = 0xff; - if ( ioctl(0,TIOCSETC,&tc) == -1 ) - perror("TIOCSETC"); - setpgrp(0, getpid()); - } - resize_buffer(); -#endif } void tty_reset() { -#if 0 && !defined(THINK_C) && !defined(VISUAL) && !defined(_PA_RISC1_1) - if ( oldeof ) { - tc.t_eofc = oldeof; - if ( ioctl(0,TIOCSETC,&tc) == -1 ) - perror("TIOCSETC"); - } -#endif } extern int evalstatline; -void set_lasterror(s) -char *s; +void set_lasterror(char *s) { strncpy(LastError,s,BUFSIZ); LastError[BUFSIZ-1] = 0; } SNODE error_snode; +int error_in_timer; -void error(s) -char *s; +void error(char *s) { - SNODE *snp; + SNODE *snp=0; +#if !defined(VISUAL) && !defined(__MINGW32__) + if ( !error_in_timer && timer_is_set ) + alrm_handler(SIGNAL_FOR_TIMER); +#endif fprintf(stderr,"%s\n",s); +#if defined(__MINGW32__) + fflush(stderr); +#endif set_lasterror(s); if ( CPVS != GPVS ) { - searchsn(&BDY(CPVS->usrf->f.usrf),evalstatline,&snp); - error_snode = *snp; + if ( CPVS && CPVS->usrf && CPVS->usrf->f.usrf ) + searchsn(&BDY(CPVS->usrf->f.usrf),evalstatline,&snp); + if ( snp ) + error_snode = *snp; + else + error_snode = 0; } else error_snode = 0; if ( do_file ) { @@ -673,20 +785,41 @@ char *s; ExitAsir(); } if ( debug_mode ) - longjmp(debug_env,1); + LONGJMP(debug_env,1); if ( CPVS != GPVS ) - if ( do_server_in_X11 || isatty(0) ) + if ( !no_debug_on_error && (do_server_in_X11 || isatty(0)) ) bp(error_snode); - if ( read_exec_file ) - read_exec_file = 0; + if ( I_am_server ) + showpos_to_list(&LastStackTrace); resetenv("return to toplevel"); } -#if !defined(VISUAL) +void goto_toplevel(char *s) +{ + SNODE *snp=0; + +#if !defined(VISUAL) && !defined(__MINGW32__) + if ( timer_is_set ) + alrm_handler(SIGNAL_FOR_TIMER); +#endif + fprintf(stderr,"%s\n",s); +#if defined(__MINGW32__) + fflush(stderr); +#endif + if ( do_file ) { + char errbuf[BUFSIZ*5]; /* sufficient to store stack information ? */ + + sprintf(errbuf,"%s\n",s); + showpos_to_string(errbuf+strlen(errbuf)); + ExitAsir(); + } + resetenv("return to toplevel"); +} + +#if !defined(VISUAL) && !defined(__MINGW32__) #include -void set_timer(interval) -int interval; +void set_timer(int interval) { struct itimerval it; @@ -694,8 +827,9 @@ int interval; it.it_interval.tv_usec = 0; it.it_value.tv_sec = interval; it.it_value.tv_usec = 0; - setitimer(ITIMER_VIRTUAL,&it,0); - signal(SIGVTALRM,alrm_handler); + setitimer(ITIMER_TYPE,&it,0); + set_signal(SIGNAL_FOR_TIMER,alrm_handler); + timer_is_set = 1; } void reset_timer() @@ -706,15 +840,123 @@ void reset_timer() it.it_interval.tv_usec = 0; it.it_value.tv_sec = 0; it.it_value.tv_usec = 0; - setitimer(ITIMER_VIRTUAL,&it,0); - signal(SIGVTALRM,SIG_IGN); + setitimer(ITIMER_TYPE,&it,0); + set_signal(SIGNAL_FOR_TIMER,SIG_IGN); + timer_is_set = 0; } #endif unsigned int get_asir_version(); +char *get_asir_distribution(); -void copyright() { - printf("This is Asir, Version %d.\n",get_asir_version()); - printf("Copyright (C) FUJITSU LABORATORIES LIMITED.\n"); - printf("3 March 1994. All rights reserved.\n"); +char *get_gcversion() +{ + return "GC 7.2 copyright 1988-2012, H-J. Boehm, A. J. Demers, Xerox, SGI, HP.\n"; } + +char *get_pariversion() +{ + return ""; +} + +char *get_intervalversion() +{ +#if defined(INTERVAL) + return " + Interval Arithmetic"; +#else + return ""; +#endif +} + +void copyright() +{ + char *scopyright(); + fputs(scopyright(), stdout); +} + +char *scopyright() +{ + static char *notice; + char *s1, *s2, *s3, *s4; + int d, len; + 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"; + if (!notice) { + s1 = get_intervalversion(); + s2 = get_asir_distribution(); + s3 = get_gcversion(); + s4 = get_pariversion(); + d = get_asir_version(); + len = (strlen(format)-8)+strlen(s1)+strlen(s2)+strlen(s3)+strlen(s4)+sizeof(int)*3; + notice = MALLOC(len+1); + sprintf(notice, format, s1, d, s2, s3, s4); + } + return notice; +} + +#if defined(VISUAL) || defined(__MINGW32__) +int recv_intr; + +static CRITICAL_SECTION signal_cs; +static int initialized_signal_cs; +static int signal_cs_count; + +static void init_signal_cs() +{ + if (!initialized_signal_cs) { + InitializeCriticalSection(&signal_cs); + initialized_signal_cs=1; + signal_cs_count=0; + } +} + +void try_enter_signal_cs() +{ + init_signal_cs(); + if(TryEnterCriticalSection(&signal_cs)) { + signal_cs_count++; + } +} + +void enter_signal_cs() +{ + init_signal_cs(); + EnterCriticalSection(&signal_cs); + signal_cs_count++; +} + +void leave_signal_cs() +{ + init_signal_cs(); + if(signal_cs_count>0) { + LeaveCriticalSection(&signal_cs); + signal_cs_count--; + } +} + +void leave_signal_cs_all() +{ + if (!initialized_signal_cs) { + init_signal_cs(); + } + while(signal_cs_count>0) { + LeaveCriticalSection(&signal_cs); + signal_cs_count--; + } +} + +void check_intr() +{ + extern int recv_intr; + enter_signal_cs(); + if ( recv_intr ) { + if ( recv_intr == 1 ) { + recv_intr = 0; + int_handler(SIGINT); + } else { + recv_intr = 0; + ox_usr1_handler(0); + } + } + leave_signal_cs_all(); +} +#endif