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i.c
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i.c
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/* Copyright 1990-2011, Jsoftware Inc. All rights reserved. */
/* License in license.txt. */
/* */
/* Initializations */
#include "j.h"
#include "w.h"
#if SYS & SYS_FREEBSD
#include <floatingpoint.h>
#endif
J gjt=0; // JPF debug
void startup(void);
static A jtmakename(J jt,C*s){A z;I m;NM*zv;
m=strlen(s);
GA(z,NAME,m,1,0); zv=NAV(z);
memcpy(zv->s,s,m); *(m+zv->s)=0;
zv->m =(UC)m;
zv->sn =0;
zv->e =0;
zv->flag=NMDOT;
zv->hash=nmhash(m,s);
ACX(z);
R z;
}
B jtglobinit(J jt){A x,y;C*s;D*d;I j;UC c,k;
liln=1&&SYS&SYS_LILENDIAN;
jt->adbreak=&breakdata; /* required for ma to work */
meminit(); /* required for ma to work */
jt->parsercalls=0;
s=bitdisp;
DO(256, c=(UC)i; DO(BB, *s++=c&(UC)128?'1':'0'; *s++=' '; c<<=1;); );
DO(16, c=(UC)i; k=0; DO(BB, if(c&(UC)1)++k; c>>=1;); bitc[i]=k;);
DO(15, j=1+i; DO(16, bitc[16*j+i]=bitc[j]+bitc[i];););
MC(&inf, XINF,SZD);
MC(&jnan,XNAN,SZD);
infm=-inf;
memset(testb,C0,256);
testb[CIF]=testb[CELSEIF]=testb[CSELECT]=testb[CWHILE]=testb[CWHILST]=testb[CFOR]=testb[CCASE]=testb[CFCASE]=1;
num=9+numv;
DO(9, GA(x,INT,1,0,0); ACX(x); * AV(x)=i-9; num[i-9] =x;);
DO(8, GA(x,INT,1,0,0); ACX(x); * AV(x)=i+2; num[i+2] =x;);
GA(x,B01, 1,0,0 ); ACX(x); *BAV(x)=0; num[0]=zero=x;
GA(x,B01, 1,0,0 ); ACX(x); *BAV(x)=1; num[1]=one =x;
memset(chr,C0,256*SZI);
GA(x,LIT, 1,0,0 ); ACX(x); *CAV(x)=' '; chr[' ' ]=x;
GA(x,LIT, 1,0,0 ); ACX(x); *CAV(x)=':'; chr[':' ]=x;
GA(x,LIT, 1,0,0 ); ACX(x); *CAV(x)='/'; chr['/' ]=x;
GA(x,LIT, 1,0,0 ); ACX(x); *CAV(x)='\\'; chr['\\' ]=x;
GA(x,LIT, 1,0,0 ); ACX(x); *CAV(x)=CQUOTE; chr[CQUOTE]=x;
GA(x,B01, 0,1,0 ); ACX(x); mtv =x;
GA(x,LIT, 0,1,0 ); ACX(x); aqq =x;
GA(x,INT, 1,1,0 ); ACX(x); * AV(x)=0; iv0=xzero =x;
GA(x,INT, 1,1,0 ); ACX(x); * AV(x)=1; iv1=xone =x;
GA(x,FL, 1,0,0 ); ACX(x); *DAV(x)=inf; ainf =x;
GA(x,FL, 1,0,0 ); ACX(x); *DAV(x)=PI; pie =x;
GA(x,MARK,1,0,0 ); ACX(x); * AV(x)=0; mark =x;
GA(x,B01, 0,2,&zeroZ); ACX(x); mtm =x;
GA(x,CMPX,1,0,0 ); ACX(x); d=DAV(x); *d=0; *(1+d)=1; a0j1 =x;
RZ(y=str(1L,"z")); ACX(y);
GA(x,BOX, 1,1,0 ); ACX(x); *AAV(x)=y; zpath =x;
RZ(mnam=makename("m")); RZ(mdot=makename("m."));
RZ(nnam=makename("n")); RZ(ndot=makename("n."));
RZ(unam=makename("u")); RZ(udot=makename("u."));
RZ(vnam=makename("v")); RZ(vdot=makename("v."));
RZ(xnam=makename("x")); RZ(xdot=makename("x."));
RZ(ynam=makename("y")); RZ(ydot=makename("y."));
zeroQ.n =xzero; zeroQ.d =xone;
zeroDX.e=0; zeroDX.x=xzero;
memset(minus0,C0,8L); minus0[SYS&SYS_LILENDIAN?7:0]='\200';
pf=qpf();
pinit();
R 1;
} /* called once when dll is loaded to create global constants */
static B jtevinit(J jt){A q,*v;
GA(q,BOX,1+NEVM,1,0); v=AAV(q);
DO(AN(q), v[i]=mtv;);
v[EVALLOC ]=cstr("allocation error" );
v[EVASSERT ]=cstr("assertion failure" );
v[EVATTN ]=cstr("attention interrupt" );
v[EVBREAK ]=cstr("break" );
v[EVCTRL ]=cstr("control error" );
v[EVDOMAIN ]=cstr("domain error" );
v[EVFACCESS]=cstr("file access error" );
v[EVFNAME ]=cstr("file name error" );
v[EVFNUM ]=cstr("file number error" );
v[EVILNAME ]=cstr("ill-formed name" );
v[EVILNUM ]=cstr("ill-formed number" );
v[EVINDEX ]=cstr("index error" );
v[EVINPRUPT]=cstr("input interrupt" );
v[EVFACE ]=cstr("interface error" );
v[EVLENGTH ]=cstr("length error" );
v[EVLIMIT ]=cstr("limit error" );
v[EVLOCALE ]=cstr("locale error" );
v[EVNAN ]=cstr("NaN error" );
v[EVNONCE ]=cstr("nonce error" );
v[EVSPARSE ]=cstr("non-unique sparse elements" );
v[EVOPENQ ]=cstr("open quote" );
v[EVWSFULL ]=cstr("out of memory" );
v[EVRANK ]=cstr("rank error" );
v[EVRO ]=cstr("read-only data" );
v[EVSECURE ]=cstr("security violation" );
v[EVSPELL ]=cstr("spelling error" );
v[EVSTACK ]=cstr("stack error" );
v[EVSTOP ]=cstr("stop" );
v[EVSYNTAX ]=cstr("syntax error" );
v[EVSYSTEM ]=cstr("system error" );
v[EVTIME ]=cstr("time limit" );
v[EVVALUE ]=cstr("value error" );
ra(q); jt->evm=q;
if(jt->jerr){printf("evinit failed; error %hhi\n", jt->jerr); R 0;} else R 1;
}
/* static void sigflpe(int k){jsignal(EVDOMAIN); signal(SIGFPE,sigflpe);} */
static B jtconsinit(J jt){D y;
jt->assert=1;
RZ(jt->bxa=cstr("+++++++++|-")); jt->bx=CAV(jt->bxa);
y=1.0; DO(44, y*=0.5;); jt->ct=jt->fuzz=y;
jt->disp[0]=1; jt->disp[1]=5;
jt->fcalln=NFCALL;
jt->fdepn=NFDEP;
jt->outmaxafter=222;
jt->outmaxlen=256;
strcpy(jt->outseq,"\x0a");
strcpy(jt->pp,"%0.6g");
jt->retcomm=1;
jt->tostdout=1;
jt->transposeflag=1;
jt->xmode=XMEXACT;
R 1;
}
static C jtjinit3(J jt){S t;
/* required for jdll and doesn't hurt others */
gjt=jt; // global jt for JPF debug
#if (SYS & SYS_DOS)
t=EM_ZERODIVIDE+EM_INVALID; _controlfp(t,t);
#endif
#if (SYS & SYS_OS2)
t=EM_ZERODIVIDE+EM_INVALID+EM_OVERFLOW+EM_UNDERFLOW; _control87(t,t);
#endif
#if (SYS & SYS_FREEBSD)
fpsetmask(0);
#endif
jt->tssbase=tod();
meminit();
sesminit();
evinit();
consinit();
symbinit();
parseinit();
xoinit();
xsinit();
sbtypeinit();
rnginit();
#if (SYS & SYS_DOS+SYS_MACINTOSH)
xlinit();
#endif
jtecvtinit(jt);
R !jt->jerr;
}
C jtjinit2(J jt,int dummy0,C**dummy1){jt->sesm=1; R jinit3();}