OpenXM_contrib2/asir2000/parse/glob.c - diff

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Diff for /OpenXM_contrib2/asir2000/parse/glob.c between version 1.3 and 1.48

version 1.3, 2000/01/11 06:43:38

version 1.48, 2004/02/27 09:13:04

Line 1

/* $OpenXM: OpenXM_contrib2/asir2000/parse/glob.c,v 1.2 1999/12/22 07:01:40 noro Exp $ */

* 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 1.47 2004/02/25 06:43:52 ohara Exp $

#include "ca.h"

#include "al.h"

#include "parse.h"

#if PARI

#include "ox.h"

#if defined(PARI)

#include "genpari.h"

#endif

#if !defined(THINK_C) && !defined(VISUAL) && !defined(_PA_RISC1_1) && !defined(linux) && !defined(SYSV)

#if !defined(VISUAL) && !defined(_PA_RISC1_1) && !defined(linux) && !defined(SYSV) && !defined(__CYGWIN__) && !defined(__INTERIX)

#include <sgtty.h>

#else

#if defined(THINK_C) && !defined(__MWERKS__)

#include <console.h>

#endif

#if defined(VISUAL)

#include <io.h>

#include <direct.h>

#else

#include <unistd.h>

#include <string.h>

#include <stdio.h>

#endif

#if defined(SYSV)

#if defined(SYSV) && !defined(_IBMR2)

#include <sys/ttold.h>

#endif

#if defined(THINK_C) || defined(VISUAL)

#if defined(VISUAL)

#define HISTORY asir_history

#else

#define HISTORY "history"

#endif

#define MAXHIST 100

extern int GC_free_space_divisor;

extern int GC_free_space_numerator;

extern FILE *asir_out;

IN asir_infile;

INFILE asir_infile;

jmp_buf env,debug_env,timer_env;

JMP_BUF main_env,debug_env,timer_env,exec_env;

int little_endian,debug_mode;

char *asir_libdir;

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;

Line 53 FILE *ox_istream,*ox_ostream;

Line 99 FILE *ox_istream,*ox_ostream;

int do_server_in_X11;

Obj LastVal;

char LastError[BUFSIZ];

int timer_is_set;

struct oV oVAR[] = {

{"x",0,0}, {"y",0,0}, {"z",0,0}, {"u",0,0},

{"v",0,0}, {"w",0,0}, {"p",0,0}, {"q",0,0},

Line 80 struct oVS oGPVS,oAPVS,oEPVS;

Line 128 struct oVS oGPVS,oAPVS,oEPVS;

VS GPVS = &oGPVS;

VS APVS = &oAPVS;

VS EPVS = &oEPVS;

VS CPVS;

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 ";

#else

#if defined(__FreeBSD__) || defined(__NetBSD__)

char cppname[64] = "/usr/bin/cpp ";

#else

#if defined(VISUAL)

char cppname[64] = "c:\\asir\\stdlib\\cpp ";

char cppname[BUFSIZ] = "c:\\asir\\stdlib\\cpp ";

#else

char cppname[64] = "/lib/cpp ";

char cppname[BUFSIZ] = "/lib/cpp ";

#endif

char asirname[BUFSIZ];

#endif

char asirname[64];

char displayname[BUFSIZ];

int Verbose;

int do_quiet;

void glob_init() {

int i;

Line 117 void glob_init() {

Line 167 void glob_init() {

MKNODE(ONENODE,mkfnode(1,I_FORMULA,ONE),0);

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)

void input_init(FILE *fp,char *name)

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)

void notdef(VL vl,Obj a,Obj b,Obj *c)

VL vl;

Obj a,b,*c;

{

*c = 0;

error("undefined arithmetic operation.");

}

int kernelmode;

int do_asirrc;

int do_file;

char *do_filename;

int do_message;

int do_fep;

int no_prompt;

int read_exec_file;

int asir_setenv;

int asir_texmacs;

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.)

void asir_terminate(status)

void asir_terminate(int status)

int status;

{

int t;

if ( read_exec_file ) {

read_exec_file = 0; longjmp(env,status);

t = read_exec_file;

read_exec_file = 0;

if ( t == 1 )

LONGJMP(main_env,status);

else

LONGJMP(exec_env,status);

} else {

tty_reset();

#if INET && !defined(THINK_C)

#if defined(MPI)

#if MPI

if ( !mpi_myid )

close_allconnections();

mpi_finalize();

#else

#if defined(SIGPIPE)

signal(SIGPIPE,SIG_IGN);

#endif

close_allconnections();

#endif

if ( kernelmode )

fputc(0xff,asir_out);

if ( asir_out )

fflush(asir_out);

#if defined(THINK_C) && !defined(__MWERKS__)

#if FEP

*((int *)0x8) = buserr_sav;

if ( do_fep ) {

while ( NEXT(asir_infile) )

stifle_history(MAXHIST);

closecurrentinput();

write_history(asir_history);

console_options.pause_atexit = 0;

}

resetDir();

write_hist(HISTORY);

#endif

ExitAsir();

}

Line 192 int status;

Line 250 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 <Memory.h>

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

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 )

if ( !do_quiet && !do_fep && asir_infile->fp == stdin ) {

fprintf(asir_out,"[%d]%c",APVS->n,kernelmode?0xfe:' ');

if ( asir_texmacs ) printf("\2\verbatim:\2channel:prompt\5\2latex:\\red");

fflush(asir_out);

fprintf(asir_out,"[%d] ",APVS->n);

if ( asir_texmacs ) printf("\5\5");

fflush(asir_out);

} else if ( do_quiet && user_defined_prompt

&& OID(user_defined_prompt)==O_STR) {

if ( asir_texmacs ) printf("\2\verbatim:\2channel:prompt\5\2latex:\\red");

fprintf(asir_out,BDY((STRING)user_defined_prompt),APVS->n);

if ( asir_texmacs ) printf("\5\5");

fflush(asir_out);

}

void sprompt(ptr)

void sprompt(char *ptr)

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)

#if !defined(VISUAL)

static struct tchars tc;

static int which(char *prog, char *path, char *buf, size_t size)

static char oldeof;

{

struct winsize wsize;

char *tok;

int ttywidth;

char delim[] = ":";

char *upperbuf,*lowerbuf;

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)

if (access(cppname, X_OK&R_OK) != 0) {

which("cpp", "/lib:/usr/ccs/lib:/usr/bin", cppname, BUFSIZ) ||

which("cpp", getenv("PATH"), cppname, BUFSIZ);

}

#endif

}

FILE *in_fp;

void process_args(ac,av)

void process_args(int ac,char **av)

int ac;

char **av;

{

#if !defined(THINK_C)

do_asirrc = 1;

#if !MPI

#if !defined(MPI)

do_message = 1;

#endif

do_quiet = 0;

while ( ac > 0 ) {

if ( !strcmp(*av,"-heap") && (ac >= 2) ) {

void GC_expand_hp(int);

Line 286 char **av;

Line 346 char **av;

} else if ( !strcmp(*av,"-cpp") && (ac >= 2) ) {

strcpy(cppname,*(av+1)); 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));

asir_terminate(1);

}

do_file = 1;

do_filename = *(av+1);

av += 2; ac -= 2;

} else if ( !strcmp(*av,"-kernel") ) {

} else if ( !strcmp(*av,"-texmacs") ) {

kernelmode = 1; av++; ac--;

asir_texmacs = 1; av++; ac--;

*stderr = *stdout;

} 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") ) {

} else if ( !strcmp(*av,"-rootdir") && (ac >= 2) ) {

no_prompt = 0; av++; ac--;

set_rootdir(*(av+1)); av += 2; ac -= 2;

} else if ( !strcmp(*av,"-maxheap") && (ac >= 2) ) {

void GC_set_max_heap_size(int);

Line 309 char **av;

Line 376 char **av;

} else if ( !strcmp(*av,"-display") && (ac >= 2) ) {

strcpy(displayname,*(av+1)); av += 2; ac -= 2;

#endif

#if PARI

#if FEP

} else if ( !strcmp(*av,"-fep") ) {

do_fep = 1; av++; ac--;

#endif

#if defined(PARI)

} else if ( !strcmp(*av,"-paristack") ) {

extern int paristack;

Line 320 char **av;

Line 391 char **av;

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 <signal.h>

Line 333 void sig_init() {

Line 410 void sig_init() {

#if !defined(VISUAL)

signal(SIGINT,int_handler);

#else

void register_ctrlc_handler();

register_ctrlc_handler();

#endif

signal(SIGSEGV,segv_handler);

#if defined SIGFPE

#if defined(SIGFPE)

signal(SIGFPE,fpe_handler);

#endif

#if defined SIGPIPE

#if defined(SIGPIPE)

signal(SIGPIPE,pipe_handler);

#endif

#if defined SIGILL

#if defined(SIGILL)

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);

#endif

#if 0

#if !defined(VISUAL) && !defined(_PA_RISC1_1)

signal(SIGWINCH,winch_handler);

#endif

#endif /* THINK_C */

}

static void (*old_int)(int);

Line 382 void asir_reset_handler() {

Line 448 void asir_reset_handler() {

signal(SIGINT,old_int);

}

void resetenv(s)

void resetenv(char *s)

char *s;

{

extern FILE *outfile;

FILE *stream = asir_texmacs ? stdout : stderr;

fprintf(stderr,"%s\n",s);

if ( asir_texmacs ) { printf("\2verbatim:"); fflush(stdout); }

fprintf(stream,"%s\n",s);

while ( NEXT(asir_infile) )

closecurrentinput();

resetpvs();

Line 399 char *s;

Line 466 char *s;

w_noflush_stderr(0);

#endif

asir_out = stdout;

#if PARI

#if defined(PARI)

pari_outfile = stdout;

#endif

/* restore states */

reset_engine();

reset_io();

longjmp(env,1);

#if !defined(VISUAL)

reset_timer();

#endif

if ( asir_texmacs ) { putchar('\5'); fflush(stdout); }

LONGJMP(main_env,1);

}

void fatal(n)

void fatal(int n)

int n;

{

resetenv("return to toplevel");

}

Line 417 int n;

Line 487 int n;

FUNC registered_handler;

extern int ox_int_received, critical_when_signal;

void int_handler(sig)

void int_handler(int sig)

int sig;

{

extern NODE PVSS;

FILE *stream;

if ( asir_texmacs ) stream = stdout;

else stream = stderr;

if ( do_file ) {

ExitAsir();

}

Line 429 int sig;

Line 502 int sig;

ox_int_received = 1;

return;

}

#if defined(THINK_C) || defined(VISUAL)

#if defined(VISUAL)

suspend_timer(); signal(SIGINT,SIG_IGN);

suspend_timer();

#endif

#if defined(_PA_RISC1_1) || defined(linux) || defined(VISUAL) || defined(__svr4__)

signal(SIGINT,SIG_IGN);

#endif

#if !defined(VISUAL)

if ( do_server_in_X11 ) {

debug(PVSS?((VS)BDY(PVSS))->usrf->f.usrf->body:0);

Line 450 int sig;

Line 521 int sig;

#endif

getchar();

#endif

if ( asir_texmacs ) {

printf("\2\verbatim:\2channel:prompt\5\2verbatim:interrupt>\5\5"); fflush(stdout);

}

while ( 1 ) {

char buf[BUFSIZ];

char c;

fprintf(stderr,"interrupt ?(q/t/c/d/u/w/?) "); fflush(stderr);

if ( asir_texmacs ) { printf("\2verbatim:"); fflush(stdout); }

if ( kernelmode )

fprintf(stream,"interrupt ?(q/t/c/d/u/w/?) "); fflush(stream);

fputc('\0',stderr);

if ( asir_texmacs ) { putchar('\5'); fflush(stdout); }

buf[0] = '\n';

while ( buf[0] == '\n' )

fgets(buf,BUFSIZ,stdin);

switch ( c = buf[0] ) {

case 'q':

while ( 1 ) {

fprintf(stderr,"Abort this session? (y or n) "); fflush(stderr);

if ( asir_texmacs ) {

printf("\2verbatim:"); fflush(stdout);

}

fprintf(stream,"Abort this session? (y or n) "); fflush(stream);

if ( asir_texmacs ) { putchar('\5'); fflush(stdout); }

fgets(buf,BUFSIZ,stdin);

if ( !strncmp(buf,"y",1) ) {

read_exec_file = 0;

fprintf(stderr,"Bye\n"); asir_terminate(1);

if ( asir_texmacs ) {

printf("\2verbatim:"); fflush(stdout);

}

fprintf(stream,"Bye\n");

if ( asir_texmacs ) { putchar('\5'); fflush(stdout); }

asir_terminate(1);

} else if ( !strncmp(buf,"n",1) ) {

restore_handler();

return;

Line 477 int sig;

Line 560 int sig;

case 't':

case 'u':

while ( 1 ) {

fprintf(stderr,"Abort this computation? (y or n) "); fflush(stderr);

if ( asir_texmacs ) {

printf("\2verbatim:"); fflush(stdout);

}

fprintf(stream,"Abort this computation? (y or n) "); fflush(stream);

if ( asir_texmacs ) { putchar('\5'); fflush(stdout); }

fgets(buf,BUFSIZ,stdin);

if ( !strncmp(buf,"y",1) )

break;

Line 488 int sig;

Line 575 int sig;

}

if ( debug_mode )

debug_mode = 0;

if ( kernelmode )

fputc('\0',stderr);

restore_handler();

if ( c == 'u' ) {

if ( registered_handler ) {

fprintf(stderr,

if ( asir_texmacs ) {

printf("\2verbatim:"); fflush(stdout);

}

fprintf(stream,

"Calling the registered exception handler...");

bevalf(registered_handler,0);

fprintf(stderr, "done.\n");

fprintf(stream, "done.\n");

if ( asir_texmacs ) { putchar('\5'); fflush(stdout); }

}

if ( read_exec_file ) {

Line 513 int sig;

Line 602 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 ( asir_texmacs ) {

printf("\2verbatim:"); fflush(stdout);

}

fprintf(stream, "q:quit t:toplevel c:continue d:debug u:call registered handler w:where\n");

if ( asir_texmacs ) { putchar('\5'); fflush(stdout); }

break;

default:

break;

Line 529 int sig;

Line 621 int sig;

}

void restore_handler() {

#if defined(THINK_C) || defined(VISUAL)

#if defined(VISUAL)

resume_timer(); signal(SIGINT,int_handler);

resume_timer();

#endif

#if defined(_PA_RISC1_1) || defined(linux) || defined(__svr4__)

#if defined(SIGINT)

signal(SIGINT,int_handler);

#endif

}

void segv_handler(sig)

void segv_handler(int sig)

int sig;

{

#if defined(THINK_C) || defined(_PA_RISC1_1) || defined(linux) || defined(VISUAL) || defined(__svr4__)

#if defined(SIGSEGV)

signal(SIGSEGV,segv_handler);

#endif

error("internal error (SEGV)");

#endif

}

void ill_handler(sig)

void ill_handler(int sig)

int sig;

{

#if defined(THINK_C) || defined(_PA_RISC1_1) || defined(linux) || defined(VISUAL) || defined(__svr4__)

#if defined(SIGILL)

signal(SIGILL,ill_handler);

#endif

error("illegal instruction (ILL)");

#endif

}

void alrm_handler(sig)

void alrm_handler(int sig)

int sig;

{

fprintf(stderr,"interval timer expired (VTALRM)\n");

longjmp(timer_env,1);

LONGJMP(timer_env,1);

}

void bus_handler(sig)

void bus_handler(int sig)

int sig;

{

#if defined(SIGBUS)

signal(SIGBUS,bus_handler);

Line 571 int sig;

Line 659 int sig;

#endif

}

void fpe_handler(sig)

void fpe_handler(int sig)

int sig;

{

#if defined(THINK_C) || defined(_PA_RISC1_1) || defined(linux) || defined(VISUAL) || defined(__svr4__)

#if defined(SIGFPE)

signal(SIGFPE,fpe_handler);

#endif

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

}

void pipe_handler(sig)

void pipe_handler(int sig)

int sig;

{

#if defined(SIGPIPE)

signal(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)

void set_lasterror(char *s)

char *s;

{

strncpy(LastError,s,BUFSIZ);

LastError[BUFSIZ-1] = 0;

Line 659 char *s;

Line 696 char *s;

SNODE error_snode;

void error(s)

void error(char *s)

char *s;

{

SNODE *snp;

SNODE *snp=0;

#if !defined(VISUAL)

if ( timer_is_set )

alrm_handler(SIGVTALRM);

#endif

fprintf(stderr,"%s\n",s);

set_lasterror(s);

if ( CPVS != GPVS ) {

searchsn(&BDY(CPVS->usrf->f.usrf),evalstatline,&snp);

if ( CPVS && CPVS->usrf && CPVS->usrf->f.usrf )

error_snode = *snp;

searchsn(&BDY(CPVS->usrf->f.usrf),evalstatline,&snp);

if ( snp )

error_snode = *snp;

else

error_snode = 0;

} else

error_snode = 0;

if ( do_file ) {

Line 680 char *s;

Line 724 char *s;

ExitAsir();

}

if ( debug_mode )

longjmp(debug_env,1);

LONGJMP(debug_env,1);

if ( CPVS != GPVS )

if ( do_server_in_X11 || isatty(0) )

bp(error_snode);

Line 689 char *s;

Line 733 char *s;

resetenv("return to toplevel");

}

void toplevel(char *s)

{

SNODE *snp=0;

#if !defined(VISUAL)

if ( timer_is_set )

alrm_handler(SIGVTALRM);

#endif

fprintf(stderr,"%s\n",s);

if ( do_file ) {

char errbuf[BUFSIZ*5]; /* sufficient to store stack information ? */

sprintf(errbuf,"%s\n",s);

showpos_to_string(errbuf+strlen(errbuf));

ExitAsir();

}

if ( read_exec_file )

read_exec_file = 0;

resetenv("return to toplevel");

}

#if !defined(VISUAL)

#include <sys/time.h>

void set_timer(interval)

void set_timer(int interval)

int interval;

{

struct itimerval it;

Line 703 int interval;

Line 767 int interval;

it.it_value.tv_usec = 0;

setitimer(ITIMER_VIRTUAL,&it,0);

signal(SIGVTALRM,alrm_handler);

timer_is_set = 1;

}

void reset_timer()

Line 715 void reset_timer()

Line 780 void reset_timer()

it.it_value.tv_usec = 0;

setitimer(ITIMER_VIRTUAL,&it,0);

signal(SIGVTALRM,SIG_IGN);

timer_is_set = 0;

}

#endif

unsigned int get_asir_version();

char *get_asir_distribution();

void copyright() {

char *get_pariversion()

printf("This is Risa/Asir, Version %d.\n",get_asir_version());

{

printf("Copyright (C) FUJITSU LABORATORIES LIMITED.\n");

#if PARI

#if 0

#endif

return "";

}

char *get_intervalversion()

{

#if defined(INTERVAL)

return " + Interval Arithmetic";

#else

return "";

#endif

}

void copyright()

{

char *format = "This is Risa/Asir%s, Version %d (%s Distribution).\nCopyright (C) 1994-2000, all rights reserved, FUJITSU LABORATORIES LIMITED.\nCopyright 2000-2003, Risa/Asir committers, http://www.openxm.org/.\nGC 6.2(alpha6) copyright 1988-2003, H-J. Boehm, A. J. Demers, Xerox, SGI, HP.\n%s";

if ( asir_texmacs ) printf("\2verbatim:");

printf(format, get_intervalversion(), get_asir_version(), get_asir_distribution(), get_pariversion());

if ( asir_texmacs ) putchar('\5');

}

char *scopyright()

{

static char *notice;

char *s1, *s2, *s3;

int d, len;

if (!notice) {

s1 = get_intervalversion();

s2 = get_asir_distribution();

s3 = get_pariversion();

d = get_asir_version();

len = (strlen(format)-8)+strlen(s1)+strlen(s2)+strlen(s3)+sizeof(int)*3;

notice = MALLOC(len+1);

sprintf(notice, format, s1, d, s2, s3);

}

return notice;

}

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