| version 1.4, 2000/08/21 08:31:47 |
version 1.54, 2018/09/09 08:13:42 |
|
|
| * shall be made on your publication or presentation in any form of the |
* shall be made on your publication or presentation in any form of the |
| * results obtained by use of the SOFTWARE. |
* results obtained by use of the SOFTWARE. |
| * (4) In the event that you modify the SOFTWARE, you shall notify FLL by |
* (4) In the event that you modify the SOFTWARE, you shall notify FLL by |
| * e-mail at risa-admin@flab.fujitsu.co.jp of the detailed specification |
* 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 |
* for such modification or the source code of the modified part of the |
| * SOFTWARE. |
* SOFTWARE. |
| * |
* |
|
|
| * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE, |
* DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE, |
| * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE. |
* PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE. |
| * |
* |
| * $OpenXM: OpenXM_contrib2/asir2000/parse/lex.c,v 1.3 2000/07/25 01:15:07 noro Exp $ |
* $OpenXM: OpenXM_contrib2/asir2000/parse/lex.c,v 1.53 2018/03/29 01:32:54 noro Exp $ |
| */ |
*/ |
| #include <ctype.h> |
#include <ctype.h> |
| #include "ca.h" |
#include "ca.h" |
| #include "al.h" |
#include "al.h" |
| #include "base.h" |
#include "base.h" |
| #include "parse.h" |
#include "parse.h" |
| #if !defined(THINK_C) |
|
| #include <sys/types.h> |
#include <sys/types.h> |
| #include <sys/stat.h> |
#include <sys/stat.h> |
| #endif |
#if defined(VISUAL) || defined(__MINGW32__) |
| |
#include "ytab.h" |
| |
#else |
| #include "y.tab.h" |
#include "y.tab.h" |
| |
#endif |
| |
#if FEP |
| |
#include <readline/readline.h> |
| |
#endif |
| |
|
| extern IN asir_infile; |
static int Getc(); |
| |
static void Ungetc(int c); |
| |
static void Gets(char *s); |
| |
static int skipspace(); |
| |
|
| |
extern INFILE asir_infile; |
| extern struct oTKWD kwd[]; |
extern struct oTKWD kwd[]; |
| |
extern Obj VOIDobj; |
| |
|
| int afternl(); |
|
| int myatoi(); |
|
| int aftercomment(); |
|
| |
|
| extern int main_parser; |
extern int main_parser; |
| extern char *parse_strp; |
extern char *parse_strp; |
| |
|
| static int skipspace(); |
|
| static int Getc(); |
|
| static void Ungetc(); |
|
| static void Gets(); |
|
| |
|
| #define NBUFSIZ (BUFSIZ*10) |
#define NBUFSIZ (BUFSIZ*10) |
| #define TBUFSIZ (BUFSIZ) |
#define TBUFSIZ (BUFSIZ) |
| |
|
| #define REALLOC_NBUF \ |
#define REALLOC_NBUF \ |
| if ( i >= nbufsize ) {\ |
if ( i >= nbufsize ) {\ |
| nbufsize += NBUFSIZ;\ |
nbufsize += NBUFSIZ;\ |
| if ( nbuf == nbuf0 ) {\ |
if ( nbuf == nbuf0 ) {\ |
| nbuf = (char *)MALLOC_ATOMIC(nbufsize);\ |
nbuf = (char *)MALLOC_ATOMIC(nbufsize);\ |
| bcopy(nbuf0,nbuf,nbufsize-NBUFSIZ);\ |
bcopy(nbuf0,nbuf,nbufsize-NBUFSIZ);\ |
| } else\ |
} else\ |
| nbuf = REALLOC(nbuf,nbufsize);\ |
nbuf = REALLOC(nbuf,nbufsize);\ |
| } |
} |
| |
|
| #define REALLOC_TBUF \ |
#define REALLOC_TBUF \ |
| if ( i >= tbufsize ) {\ |
if ( i >= tbufsize ) {\ |
| tbufsize += TBUFSIZ;\ |
tbufsize += TBUFSIZ;\ |
| if ( tbuf == tbuf0 ) {\ |
if ( tbuf == tbuf0 ) {\ |
| tbuf = (char *)MALLOC_ATOMIC(tbufsize);\ |
tbuf = (char *)MALLOC_ATOMIC(tbufsize);\ |
| bcopy(tbuf0,tbuf,tbufsize-TBUFSIZ);\ |
bcopy(tbuf0,tbuf,tbufsize-TBUFSIZ);\ |
| } else\ |
} else\ |
| tbuf = REALLOC(tbuf,tbufsize);\ |
tbuf = REALLOC(tbuf,tbufsize);\ |
| } |
} |
| |
|
| #define READ_ALNUM_NBUF \ |
#define READ_ALNUM_NBUF \ |
| while ( 1 ) {\ |
while ( 1 ) {\ |
| c = Getc();\ |
c = Getc();\ |
| if ( isalnum(c) ) {\ |
if ( isalnum(c) ) {\ |
| REALLOC_NBUF nbuf[i++] = c;\ |
REALLOC_NBUF nbuf[i++] = c;\ |
| } else\ |
} else\ |
| break;\ |
break;\ |
| } |
} |
| |
|
| #define READ_DIGIT_NBUF \ |
#define READ_DIGIT_NBUF \ |
| while ( 1 ) {\ |
while ( 1 ) {\ |
| c = Getc();\ |
c = Getc();\ |
| if ( isdigit(c) ) {\ |
if ( isdigit(c) ) {\ |
| REALLOC_NBUF nbuf[i++] = c;\ |
REALLOC_NBUF nbuf[i++] = c;\ |
| } else\ |
} else\ |
| break;\ |
break;\ |
| } |
} |
| |
|
| yylex() |
int yylex() |
| { |
{ |
| #define yylvalp (&yylval) |
#define yylvalp (&yylval) |
| register int c,c1; |
register int c,c1; |
| register int *ptr; |
register int *ptr; |
| char *cptr; |
char *cptr; |
| int d,i,j; |
int d,i,j; |
| char nbuf0[NBUFSIZ],tbuf0[TBUFSIZ]; |
char nbuf0[NBUFSIZ],tbuf0[TBUFSIZ]; |
| char *nbuf, *tbuf; |
char *nbuf, *tbuf; |
| int nbufsize, tbufsize; |
int nbufsize, tbufsize; |
| N n,n1; |
N n,n1; |
| Q q; |
Q q; |
| Obj r; |
Obj r; |
| |
int floatingpoint = 0; |
| /* initialize buffer pointers */ |
double dbl; |
| nbuf = nbuf0; tbuf = tbuf0; |
Real real; |
| nbufsize = NBUFSIZ; tbufsize = TBUFSIZ; |
double atof(); |
| |
extern int bigfloat; |
| |
|
| switch ( c = skipspace() ) { |
|
| case EOF : |
/* initialize buffer pointers */ |
| asir_terminate(2); break; |
nbuf = nbuf0; tbuf = tbuf0; |
| case '0' : |
nbufsize = NBUFSIZ; tbufsize = TBUFSIZ; |
| while ( ( c = Getc() ) == '0' ); |
|
| if ( c == '.' ) { |
|
| Ungetc(c); c = '0'; |
|
| } else if ( c == 'x' ) { |
|
| for ( i = 0; i < 8; i++ ) |
|
| nbuf[i] = '0'; |
|
| READ_ALNUM_NBUF |
|
| Ungetc(c); REALLOC_NBUF nbuf[i] = 0; |
|
| hexton(nbuf,&n1); |
|
| NTOQ(n1,1,q); r = (Obj)q; |
|
| yylvalp->p = (pointer)r; |
|
| return ( FORMULA ); |
|
| } else if ( c == 'b' ) { |
|
| for ( i = 0; i < 32; i++ ) |
|
| nbuf[i] = '0'; |
|
| READ_ALNUM_NBUF |
|
| Ungetc(c); REALLOC_NBUF nbuf[i] = 0; |
|
| binaryton(nbuf,&n1); |
|
| NTOQ(n1,1,q); r = (Obj)q; |
|
| yylvalp->p = (pointer)r; |
|
| return ( FORMULA ); |
|
| } else if ( !isdigit(c) ) { |
|
| yylvalp->p = 0; Ungetc(c); |
|
| return ( FORMULA ); |
|
| } |
|
| break; |
|
| case '\'' : |
|
| for ( i = 0; ; i++ ) { |
|
| c = Getc(); |
|
| if ( c == '\'' ) |
|
| break; |
|
| if ( c == '\\' ) |
|
| c = Getc(); |
|
| REALLOC_TBUF tbuf[i] = c; |
|
| } |
|
| REALLOC_TBUF tbuf[i] = 0; |
|
| cptr = (char *)MALLOC(strlen(tbuf)+1); strcpy(cptr,tbuf); |
|
| yylvalp->p = (pointer)cptr; |
|
| return LCASE; break; |
|
| case '"' : |
|
| i = 0; |
|
| do { |
|
| c = Getc(); |
|
| if ( c == '\\' ) { |
|
| c1 = Getc(); |
|
| if ( c1 == 'n' ) |
|
| c1 = '\n'; |
|
| REALLOC_NBUF nbuf[i++] = c1; |
|
| } else { |
|
| REALLOC_NBUF nbuf[i++] = c; |
|
| } |
|
| } while ( c != '"' ); |
|
| nbuf[i-1] = 0; /* REALLOC_NBUF is not necessary */ |
|
| cptr = (char *)MALLOC(strlen(nbuf)+1); |
|
| strcpy(cptr,nbuf); yylvalp->p = (pointer) cptr; |
|
| return ( STR ); break; |
|
| case '>': case '<': case '=': case '!': |
|
| if ( (c1 = Getc()) == '=' ) |
|
| switch ( c ) { |
|
| case '>': yylvalp->i = (int)C_GE; break; |
|
| case '<': yylvalp->i = (int)C_LE; break; |
|
| case '=': yylvalp->i = (int)C_EQ; break; |
|
| case '!': yylvalp->i = (int)C_NE; break; |
|
| default: break; |
|
| } |
|
| else if ( (c == '<' && c1 == '<') || (c == '>' && c1 == '>') ) |
|
| return c; |
|
| else { |
|
| Ungetc(c1); |
|
| switch ( c ) { |
|
| case '>': yylvalp->i = (int)C_GT; break; |
|
| case '<': yylvalp->i = (int)C_LT; break; |
|
| default: return c; break; |
|
| } |
|
| } |
|
| return CMP; break; |
|
| case '+': case '-': case '*': case '/': case '%': case '^': |
|
| case '|': case '&': |
|
| switch ( c ) { |
|
| case '+': yylvalp->p = (pointer)addfs; break; |
|
| case '-': yylvalp->p = (pointer)subfs; break; |
|
| case '*': yylvalp->p = (pointer)mulfs; break; |
|
| case '/': yylvalp->p = (pointer)divfs; break; |
|
| case '%': yylvalp->p = (pointer)remfs; break; |
|
| case '^': yylvalp->p = (pointer)pwrfs; break; |
|
| default: break; |
|
| } |
|
| if ( (c1 = Getc()) == c ) |
|
| switch ( c ) { |
|
| case '+': case '-': return SELF; break; |
|
| case '|': return OR; break; |
|
| case '&': return AND; break; |
|
| default: Ungetc(c1); return c; break; |
|
| } |
|
| else if ( c1 == '=' ) |
|
| return BOPASS; |
|
| else if ( (c == '-') && (c1 == '>') ) |
|
| return POINT; |
|
| else { |
|
| Ungetc(c1); return c; |
|
| } |
|
| break; |
|
| default : |
|
| break; |
|
| } |
|
| if ( isdigit(c) ) { |
|
| for ( i = 0; i < DLENGTH; i++ ) |
|
| nbuf[i] = '0'; |
|
| REALLOC_NBUF nbuf[i++] = c; |
|
| READ_DIGIT_NBUF |
|
| if ( c == '.' ) { |
|
| double dbl; |
|
| Real real; |
|
| double atof(); |
|
| extern int bigfloat; |
|
| |
|
| REALLOC_NBUF nbuf[i++] = c; |
switch ( c = skipspace() ) { |
| READ_DIGIT_NBUF |
case EOF : |
| if ( c == 'e' ) { |
asir_terminate(2); break; |
| REALLOC_NBUF nbuf[i++] = c; |
case '0' : |
| c = Getc(); |
while ( ( c = Getc() ) == '0' ); |
| if ( (c == '+') || (c == '-') ) { |
if ( c == '.' ) { |
| REALLOC_NBUF nbuf[i++] = c; |
Ungetc(c); c = '0'; |
| } else |
} else if ( c == 'x' || c == 'X' ) { |
| Ungetc(c); |
for ( i = 0; i < 8; i++ ) |
| READ_DIGIT_NBUF |
nbuf[i] = '0'; |
| } |
READ_ALNUM_NBUF |
| Ungetc(c); REALLOC_NBUF nbuf[i] = 0; |
Ungetc(c); REALLOC_NBUF nbuf[i] = 0; |
| #if PARI |
hexton(nbuf,&n1); |
| if ( !bigfloat ) { |
NTOQ(n1,1,q); r = (Obj)q; |
| dbl = (double)atof(nbuf+DLENGTH); |
yylvalp->p = (pointer)r; |
| MKReal(dbl,real); r = (Obj)real; |
return ( FORMULA ); |
| } else |
} else if ( c == 'b' || c == 'B' ) { |
| strtobf(nbuf,(BF *)&r); |
for ( i = 0; i < 32; i++ ) |
| |
nbuf[i] = '0'; |
| |
READ_ALNUM_NBUF |
| |
Ungetc(c); REALLOC_NBUF nbuf[i] = 0; |
| |
binaryton(nbuf,&n1); |
| |
NTOQ(n1,1,q); r = (Obj)q; |
| |
yylvalp->p = (pointer)r; |
| |
return ( FORMULA ); |
| |
} else if ( !isdigit(c) ) { |
| |
yylvalp->p = 0; Ungetc(c); |
| |
return ( FORMULA ); |
| |
} |
| |
break; |
| |
case '\'' : |
| |
for ( i = 0; ; i++ ) { |
| |
c = Getc(); |
| |
if ( c == '\'' ) |
| |
break; |
| |
if ( c == '\\' ) |
| |
c = Getc(); |
| |
REALLOC_TBUF tbuf[i] = c; |
| |
} |
| |
REALLOC_TBUF tbuf[i] = 0; |
| |
cptr = (char *)MALLOC(strlen(tbuf)+1); strcpy(cptr,tbuf); |
| |
yylvalp->p = (pointer)cptr; |
| |
return LCASE; break; |
| |
case '"' : |
| |
i = 0; |
| |
do { |
| |
c = Getc(); |
| |
if ( c == '\n' ) asir_infile->ln++; |
| |
if ( c == '\\' ) { |
| |
c1 = Getc(); |
| |
if ( c1 == 'n' ) { |
| |
c1 = '\n'; |
| |
}else if ( c1 == 'r' ) { |
| |
c1 = '\r'; |
| |
}else if ( c1 == 't' ) { |
| |
c1 = '\t'; |
| |
}else if ( isdigit(c1) ){ |
| |
d = c1 - '0'; |
| |
c1 = Getc(); |
| |
if ( isdigit(c1) ) { |
| |
d = 8*d + (c1 - '0'); |
| |
c1 = Getc(); |
| |
if ( isdigit(c1) ) { |
| |
d = 8*d + (c1 - '0'); |
| |
}else { |
| |
Ungetc(c1); |
| |
} |
| |
}else { |
| |
Ungetc(c1); |
| |
} |
| |
c1 = d; |
| |
} |
| |
REALLOC_NBUF nbuf[i++] = c1; |
| |
} else { |
| |
REALLOC_NBUF nbuf[i++] = c; |
| |
} |
| |
} while ( c != '"' ); |
| |
nbuf[i-1] = 0; /* REALLOC_NBUF is not necessary */ |
| |
cptr = (char *)MALLOC(strlen(nbuf)+1); |
| |
strcpy(cptr,nbuf); yylvalp->p = (pointer) cptr; |
| |
return ( STR ); break; |
| |
case '>': case '<': case '=': case '!': |
| |
if ( (c1 = Getc()) == '=' ) |
| |
switch ( c ) { |
| |
case '>': yylvalp->i = (int)C_GE; break; |
| |
case '<': yylvalp->i = (int)C_LE; break; |
| |
case '=': yylvalp->i = (int)C_EQ; break; |
| |
case '!': yylvalp->i = (int)C_NE; break; |
| |
default: break; |
| |
} |
| |
else if ( (c == '<' && c1 == '<') || (c == '>' && c1 == '>') ) |
| |
return c; |
| |
else { |
| |
Ungetc(c1); |
| |
switch ( c ) { |
| |
case '>': yylvalp->i = (int)C_GT; break; |
| |
case '<': yylvalp->i = (int)C_LT; break; |
| |
default: return c; break; |
| |
} |
| |
} |
| |
return CMP; break; |
| |
case '+': case '-': case '*': case '/': case '%': case '^': |
| |
case '|': case '&': |
| |
switch ( c ) { |
| |
case '+': yylvalp->p = (pointer)addfs; break; |
| |
case '-': yylvalp->p = (pointer)subfs; break; |
| |
case '*': yylvalp->p = (pointer)mulfs; break; |
| |
case '/': yylvalp->p = (pointer)divfs; break; |
| |
case '%': yylvalp->p = (pointer)remfs; break; |
| |
case '^': yylvalp->p = (pointer)pwrfs; break; |
| |
default: break; |
| |
} |
| |
if ( (c1 = Getc()) == c ) |
| |
switch ( c ) { |
| |
case '+': case '-': return SELF; break; |
| |
case '|': return OR; break; |
| |
case '&': return AND; break; |
| |
default: Ungetc(c1); return c; break; |
| |
} |
| |
else if ( c1 == '=' ) |
| |
return BOPASS; |
| |
else if ( (c == '-') && (c1 == '>') ) |
| |
return POINT; |
| |
else { |
| |
Ungetc(c1); return c; |
| |
} |
| |
break; |
| |
default : |
| |
break; |
| |
} |
| |
if ( isdigit(c) ) { |
| |
for ( i = 0; i < DLENGTH; i++ ) |
| |
nbuf[i] = '0'; |
| |
REALLOC_NBUF nbuf[i++] = c; |
| |
READ_DIGIT_NBUF |
| |
if ( c == '.' ) { |
| |
floatingpoint = 1; |
| |
|
| |
REALLOC_NBUF nbuf[i++] = c; |
| |
READ_DIGIT_NBUF |
| |
if ( c == 'e' || c == 'E' ) { |
| |
REALLOC_NBUF nbuf[i++] = c; |
| |
c = Getc(); |
| |
if ( (c == '+') || (c == '-') ) { |
| |
REALLOC_NBUF nbuf[i++] = c; |
| |
} else |
| |
Ungetc(c); |
| |
READ_DIGIT_NBUF |
| |
} |
| |
} else if ( c == 'e' || c == 'E' ) { |
| |
floatingpoint = 1; |
| |
REALLOC_NBUF nbuf[i++] = c; |
| |
c = Getc(); |
| |
if ( (c == '+') || (c == '-') ) { |
| |
REALLOC_NBUF nbuf[i++] = c; |
| |
} else |
| |
Ungetc(c); |
| |
READ_DIGIT_NBUF |
| |
} |
| |
if ( floatingpoint ) { |
| |
Ungetc(c); REALLOC_NBUF nbuf[i] = 0; |
| |
if ( !bigfloat ) { |
| |
dbl = (double)atof(nbuf+DLENGTH); |
| |
MKReal(dbl,real); r = (Obj)real; |
| |
} else |
| |
strtobf(nbuf,(BF *)&r); |
| |
} else { |
| |
Ungetc(c); |
| |
i -= DLENGTH; d = (i%DLENGTH?i/DLENGTH+1:i/DLENGTH); |
| |
n = NALLOC(d); PL(n) = d; |
| |
for ( j = 0, ptr = BD(n); j < d; j++ ,i -= DLENGTH ) |
| |
ptr[j] = myatoi(nbuf+i); |
| |
bnton(DBASE,n,&n1); |
| |
NTOQ(n1,1,q); r = (Obj)q; |
| |
/* optobj(&r); */ |
| |
} |
| |
yylvalp->p = (pointer)r; |
| |
return ( FORMULA ); |
| |
} else if ( isalpha(c) || c == ':' || c == '_' ) { |
| |
if ( c == ':' ) { |
| |
c1 = Getc(); |
| |
if ( c1 != ':' ) { |
| |
Ungetc(c1); |
| |
return c; |
| |
} |
| |
c1 = Getc(); |
| |
if ( !isalpha(c1) ) { |
| |
Ungetc(c1); |
| |
return COLONCOLON; |
| |
} |
| |
i = 0; |
| |
tbuf[i++] = ':'; |
| |
tbuf[i++] = ':'; |
| |
tbuf[i++] = c1; |
| |
} else { |
| |
i = 0; |
| |
tbuf[i++] = c; |
| |
} |
| |
while ( 1 ) { |
| |
c = Getc(); |
| |
if ( isalpha(c)||isdigit(c)||(c=='_')||(c=='.') ) { |
| |
REALLOC_TBUF tbuf[i++] = c; |
| |
} else |
| |
break; |
| |
} |
| |
REALLOC_TBUF tbuf[i] = 0; Ungetc(c); |
| |
if ( isupper(tbuf[0]) || (tbuf[0] == '_' && isupper(tbuf[1])) ) { |
| |
cptr = (char *)MALLOC(strlen(tbuf)+1); strcpy(cptr,tbuf); |
| |
yylvalp->p = (pointer)cptr; |
| |
return UCASE; |
| |
} else { |
| |
for ( i = 0; kwd[i].name && strcmp(tbuf,kwd[i].name); i++ ); |
| |
if ( kwd[i].name ) { |
| |
yylvalp->i = asir_infile->ln; |
| |
return kwd[i].token; |
| |
} else { |
| |
cptr = (char *)MALLOC(strlen(tbuf)+1); strcpy(cptr,tbuf); |
| |
yylvalp->p = (pointer)cptr; |
| |
return LCASE; |
| |
} |
| |
} |
| |
} else if ( c == '@' ) { |
| |
if ( isdigit(c = Getc()) ) { |
| |
i = 0; |
| |
nbuf[i++] = c; |
| |
READ_DIGIT_NBUF |
| |
Ungetc(c); REALLOC_NBUF nbuf[i] = 0; |
| |
yylvalp->i = atoi(nbuf); |
| |
return ANS; |
| |
} else if ( c == '@' ) { |
| |
yylvalp->i = MAX(0,APVS->n-1); |
| |
return ANS; |
| |
} else if ( c == '>' || c == '<' || c == '=' || c == '!' ) { |
| |
if ( (c1 = Getc()) == '=' ) |
| |
switch ( c ) { |
| |
case '>': yylvalp->i = (int)L_GE; break; |
| |
case '<': yylvalp->i = (int)L_LE; break; |
| |
case '=': yylvalp->i = (int)L_EQ; break; |
| |
case '!': yylvalp->i = (int)L_NE; break; |
| |
default: break; |
| |
} |
| |
else { |
| |
Ungetc(c1); |
| |
switch ( c ) { |
| |
case '>': yylvalp->i = (int)L_GT; break; |
| |
case '<': yylvalp->i = (int)L_LT; break; |
| |
case '=': yylvalp->i = (int)L_EQ; break; |
| |
case '!': yylvalp->i = (int)L_NOT; return FOP_NOT; break; |
| |
default: break; |
| |
} |
| |
} |
| |
return LOP; |
| |
} else if ( c == '|' || c == '&' ) { |
| |
if ( (c1 = Getc()) != c ) |
| |
Ungetc(c1); |
| |
switch ( c ) { |
| |
case '|': yylvalp->i = (int)L_OR; |
| |
return FOP_OR; break; |
| |
case '&': yylvalp->i = (int)L_AND; |
| |
return FOP_AND; break; |
| |
} |
| |
} else if ( isalpha(c) ) { |
| |
i = 0; |
| |
tbuf[i++] = '@'; |
| |
tbuf[i++] = c; |
| |
while ( 1 ) { |
| |
c = Getc(); |
| |
if ( isalpha(c) ) { |
| |
REALLOC_TBUF tbuf[i++] = c; |
| |
} else |
| |
break; |
| |
} |
| |
Ungetc(c); REALLOC_TBUF tbuf[i] = 0; |
| |
if ( !strcmp(tbuf,"@p") ) |
| |
return GFPNGEN; |
| |
else if ( !strcmp(tbuf,"@s") ) |
| |
return GFSNGEN; |
| |
else if ( !strcmp(tbuf,"@void") ) { |
| |
yylvalp->p = VOIDobj; |
| |
return FORMULA; |
| |
} else if ( !strcmp(tbuf,"@i") ) { |
| |
extern pointer IU; |
| |
|
| |
yylvalp->p = IU; |
| |
return FORMULA; |
| |
} else if ( !strcmp(tbuf,"@true") ) { |
| |
yylvalp->p = F_TRUE; |
| |
return FORMULA; |
| |
} else if ( !strcmp(tbuf,"@false") ) { |
| |
yylvalp->p = F_FALSE; |
| |
return FORMULA; |
| |
} else if ( !strcmp(tbuf,"@impl") ) { |
| |
yylvalp->i = (int)L_IMPL; |
| |
return FOP_IMPL; |
| |
} else if ( !strcmp(tbuf,"@repl") ) { |
| |
yylvalp->i = (int)L_REPL; |
| |
return FOP_REPL; |
| |
} else if ( !strcmp(tbuf,"@equiv") ) { |
| |
yylvalp->i = (int)L_EQUIV; |
| |
return FOP_EQUIV; |
| |
} else if ( !strcmp(tbuf,"@grlex") ) { |
| |
yylvalp->p = Symbol_grlex; |
| |
return FORMULA; |
| |
} else if ( !strcmp(tbuf,"@glex") ) { |
| |
yylvalp->p = Symbol_glex; |
| |
return FORMULA; |
| |
} else if ( !strcmp(tbuf,"@lex") ) { |
| |
yylvalp->p = Symbol_lex; |
| |
return FORMULA; |
| |
} else { |
| |
cptr = (char *)MALLOC(strlen(tbuf)+1); strcpy(cptr,tbuf); |
| |
yylvalp->p = (pointer)cptr; |
| |
return LCASE; |
| |
} |
| |
} else { |
| |
Ungetc(c); |
| |
return GF2NGEN; |
| |
} |
| |
} else |
| |
return ( c ); |
| |
} |
| |
|
| |
void purge_stdin() |
| |
{ |
| |
#if defined(__FreeBSD__) || defined(__DARWIN__) |
| |
fpurge(stdin); |
| |
#elif defined(linux) |
| |
stdin->_IO_read_end = stdin->_IO_read_base; |
| |
stdin->_IO_read_ptr = stdin->_IO_read_base; |
| |
#elif defined(VISUAL_LIB) |
| |
void w_purge_stdin(); |
| |
|
| |
w_purge_stdin(); |
| |
#elif defined(VISUAL) && _MSC_VER >= 1900 |
| |
rewind(stdin); |
| |
#elif defined(sparc) || defined(__alpha) || defined(__SVR4) || defined(mips) || defined(VISUAL) || defined(__MINGW32__) || defined(_IBMR2) |
| |
stdin->_ptr = stdin->_base; stdin->_cnt = 0; |
| |
#elif (defined(__MACH__) && defined(__ppc__)) || defined(__CYGWIN__) || defined(__FreeBSD__) || defined(__INTERIX) |
| |
stdin->_r = 0; stdin->_p = stdin->_bf._base; |
| #else |
#else |
| dbl = (double)atof(nbuf+DLENGTH); |
--->FIXIT |
| MKReal(dbl,real); r = (Obj)real; |
|
| #endif |
#endif |
| } else { |
|
| Ungetc(c); |
|
| i -= DLENGTH; d = (i%DLENGTH?i/DLENGTH+1:i/DLENGTH); |
|
| n = NALLOC(d); PL(n) = d; |
|
| for ( j = 0, ptr = BD(n); j < d; j++ ,i -= DLENGTH ) |
|
| ptr[j] = myatoi(nbuf+i); |
|
| bnton(DBASE,n,&n1); |
|
| NTOQ(n1,1,q); r = (Obj)q; |
|
| /* optobj(&r); */ |
|
| } |
|
| yylvalp->p = (pointer)r; |
|
| return ( FORMULA ); |
|
| } else if ( isalpha(c) ) { |
|
| i = 0; |
|
| tbuf[i++] = c; |
|
| while ( 1 ) { |
|
| c = Getc(); |
|
| if ( isalpha(c)||isdigit(c)||(c=='_') ) { |
|
| REALLOC_TBUF tbuf[i++] = c; |
|
| } else |
|
| break; |
|
| } |
|
| REALLOC_TBUF tbuf[i] = 0; Ungetc(c); |
|
| if ( isupper(tbuf[0]) ) { |
|
| cptr = (char *)MALLOC(strlen(tbuf)+1); strcpy(cptr,tbuf); |
|
| yylvalp->p = (pointer)cptr; |
|
| return UCASE; |
|
| } else { |
|
| for ( i = 0; kwd[i].name && strcmp(tbuf,kwd[i].name); i++ ); |
|
| if ( kwd[i].name ) { |
|
| yylvalp->i = asir_infile->ln; |
|
| return kwd[i].token; |
|
| } else { |
|
| cptr = (char *)MALLOC(strlen(tbuf)+1); strcpy(cptr,tbuf); |
|
| yylvalp->p = (pointer)cptr; |
|
| return LCASE; |
|
| } |
|
| } |
|
| } else if ( c == '@' ) { |
|
| if ( isdigit(c = Getc()) ) { |
|
| i = 0; |
|
| nbuf[i++] = c; |
|
| READ_DIGIT_NBUF |
|
| Ungetc(c); REALLOC_NBUF nbuf[i] = 0; |
|
| yylvalp->i = atoi(nbuf); |
|
| return ANS; |
|
| } else if ( c == '@' ) { |
|
| yylvalp->i = MAX(0,APVS->n-1); |
|
| return ANS; |
|
| } else if ( c == '>' || c == '<' || c == '=' || c == '!' ) { |
|
| if ( (c1 = Getc()) == '=' ) |
|
| switch ( c ) { |
|
| case '>': yylvalp->i = (int)L_GE; break; |
|
| case '<': yylvalp->i = (int)L_LE; break; |
|
| case '=': yylvalp->i = (int)L_EQ; break; |
|
| case '!': yylvalp->i = (int)L_NE; break; |
|
| default: break; |
|
| } |
|
| else { |
|
| Ungetc(c1); |
|
| switch ( c ) { |
|
| case '>': yylvalp->i = (int)L_GT; break; |
|
| case '<': yylvalp->i = (int)L_LT; break; |
|
| case '=': yylvalp->i = (int)L_EQ; break; |
|
| case '!': yylvalp->i = (int)L_NOT; return FOP_NOT; break; |
|
| default: break; |
|
| } |
|
| } |
|
| return LOP; |
|
| } else if ( c == '|' || c == '&' ) { |
|
| if ( (c1 = Getc()) != c ) |
|
| Ungetc(c1); |
|
| switch ( c ) { |
|
| case '|': yylvalp->i = (int)L_OR; |
|
| return FOP_OR; break; |
|
| case '&': yylvalp->i = (int)L_AND; |
|
| return FOP_AND; break; |
|
| } |
|
| } else if ( isalpha(c) ) { |
|
| i = 0; |
|
| tbuf[i++] = '@'; |
|
| tbuf[i++] = c; |
|
| while ( 1 ) { |
|
| c = Getc(); |
|
| if ( isalpha(c) ) { |
|
| REALLOC_TBUF tbuf[i++] = c; |
|
| } else |
|
| break; |
|
| } |
|
| Ungetc(c); REALLOC_TBUF tbuf[i] = 0; |
|
| if ( !strcmp(tbuf,"@p") ) |
|
| return GFPNGEN; |
|
| else if ( !strcmp(tbuf,"@i") ) { |
|
| extern pointer IU; |
|
| |
|
| yylvalp->p = IU; |
|
| return FORMULA; |
|
| } else if ( !strcmp(tbuf,"@true") ) { |
|
| yylvalp->p = F_TRUE; |
|
| return FORMULA; |
|
| } else if ( !strcmp(tbuf,"@false") ) { |
|
| yylvalp->p = F_FALSE; |
|
| return FORMULA; |
|
| } else if ( !strcmp(tbuf,"@impl") ) { |
|
| yylvalp->i = (int)L_IMPL; |
|
| return FOP_IMPL; |
|
| } else if ( !strcmp(tbuf,"@repl") ) { |
|
| yylvalp->i = (int)L_REPL; |
|
| return FOP_REPL; |
|
| } else if ( !strcmp(tbuf,"@equiv") ) { |
|
| yylvalp->i = (int)L_EQUIV; |
|
| return FOP_EQUIV; |
|
| } else { |
|
| cptr = (char *)MALLOC(strlen(tbuf)+1); strcpy(cptr,tbuf); |
|
| yylvalp->p = (pointer)cptr; |
|
| return LCASE; |
|
| } |
|
| } else { |
|
| Ungetc(c); |
|
| return GF2NGEN; |
|
| } |
|
| } else |
|
| return ( c ); |
|
| } |
} |
| |
|
| static int skipspace() { |
static int skipspace() { |
| int c,c1; |
int c,c1; |
| |
|
| for ( c = Getc(); ; ) |
for ( c = Getc(); ; ) |
| switch ( c ) { |
switch ( c ) { |
| case ' ': case '\t': |
case ' ': case '\t': case '\r': |
| c = Getc(); break; |
c = Getc(); break; |
| case '\n': |
case '\n': |
| c = afternl(); break; |
c = afternl(); break; |
| case '/': |
case '/': |
| if ( (c1 = Getc()) == '*' ) |
if ( (c1 = Getc()) == '*' ) |
| c = aftercomment(); |
c = aftercomment(); |
| else { |
else { |
| Ungetc(c1); return c; |
Ungetc(c1); return c; |
| } |
} |
| break; |
break; |
| default: |
default: |
| return c; break; |
return c; break; |
| } |
} |
| } |
} |
| |
|
| int afternl() { |
int afternl() { |
| int c,ac,i,quote; |
int c,ac,i,quote; |
| char *ptr; |
char *ptr,*buf0; |
| char *av[BUFSIZ]; |
char *av[BUFSIZ]; |
| static int ilevel = 0; |
static int ilevel = 0; |
| char buf[BUFSIZ]; |
char buf[BUFSIZ]; |
| |
|
| if ( !ilevel ) |
if ( !ilevel ) |
| asir_infile->ln++; |
asir_infile->ln++; |
| while ( (c = Getc()) == '#' ) { |
while ( (c = Getc()) == '#' ) { |
| Gets(buf); |
Gets(buf); |
| for ( quote = 0, ptr = buf; *ptr; ptr++ ) |
#define LINE "line" |
| if ( *ptr == '"' ) |
if ( !strncmp(buf,LINE,strlen(LINE)) ) buf0 = buf+strlen(LINE); |
| quote = quote ? 0 : 1; |
else buf0 = buf; |
| else if ( quote && (*ptr == ' ') ) |
for ( quote = 0, ptr = buf0; *ptr; ptr++ ) |
| *ptr = '_'; |
if ( *ptr == '"' ) |
| stoarg(buf,&ac,av); |
quote = quote ? 0 : 1; |
| if ( ac == 3 ) |
else if ( quote && (*ptr == ' ') ) |
| if ( (i = atoi(av[2])) == 1 ) |
*ptr = '_'; |
| ilevel++; |
stoarg(buf0,&ac,av); |
| else if ( i == 2 ) |
if ( ac == 3 ) |
| ilevel--; |
if ( (i = atoi(av[2])) == 1 ) |
| if ( !ilevel ) |
ilevel++; |
| asir_infile->ln = atoi(av[0]); |
else if ( i == 2 ) |
| } |
ilevel--; |
| return c; |
if ( !ilevel ) |
| |
asir_infile->ln = atoi(av[0]); |
| |
} |
| |
return c; |
| } |
} |
| |
|
| int aftercomment() { |
int aftercomment() { |
| int c,c1; |
int c,c1; |
| |
|
| for ( c = Getc(); ; ) { |
for ( c = Getc(); ; ) { |
| c1 = Getc(); |
if ( c == '\n' ) asir_infile->ln++; |
| if ( (c == '*') && (c1 == '/') ) |
c1 = Getc(); |
| return Getc(); |
if ( (c == '*') && (c1 == '/') ) |
| else |
return Getc(); |
| c = c1; |
else |
| } |
c = c1; |
| |
} |
| } |
} |
| |
|
| int myatoi(s) |
int myatoi(char *s) |
| char *s; |
|
| { |
{ |
| int i,r; |
int i,r; |
| for ( i = 0, r = 0; i < DLENGTH; i++ ) r = r * 10 + ( s[i] - '0' ); |
for ( i = 0, r = 0; i < DLENGTH; i++ ) r = r * 10 + ( s[i] - '0' ); |
| return ( r ); |
return ( r ); |
| } |
} |
| |
|
| extern int ox_do_copy; |
extern int ox_do_copy; |
| |
extern int I_am_server; |
| |
extern JMP_BUF main_env; |
| |
extern int at_root; |
| |
extern LIST LastStackTrace; |
| |
extern char *CUR_FUNC; |
| |
|
| void yyerror(s) |
void yyerror(char *s) |
| char *s; |
|
| { |
{ |
| if ( main_parser ) |
STRING fname,name,kwd; |
| if ( ox_do_copy ) { |
USINT u; |
| /* push errors to DebugStack */ |
NODE t; |
| } else { |
LIST l,l2; |
| if ( asir_infile->fp == stdin ) |
|
| fprintf(stderr,"%s\n",s); |
if ( main_parser ) { |
| else |
if ( ox_do_copy ) { |
| fprintf(stderr,"\"%s\", near line %d: %s\n",asir_infile->name,asir_infile->ln,s); |
/* push errors to DebugStack */ |
| } |
} else { |
| else |
if ( asir_infile->fp == stdin ) |
| fprintf(stderr,"exprparse : %s\n",s); |
fprintf(stderr,"%s\n",s); |
| |
else |
| |
fprintf(stderr,"\"%s\", near line %d: %s\n",asir_infile->name,asir_infile->ln,s); |
| |
} |
| |
if ( I_am_server ) { |
| |
if ( NEXT(asir_infile) ) { |
| |
/* error in a file; record the position */ |
| |
MKSTR(fname,asir_infile->name); |
| |
if ( CPVS == GPVS ) |
| |
MKSTR(name,""); |
| |
else |
| |
MKSTR(name,CUR_FUNC); |
| |
MKUSINT(u,asir_infile->ln); |
| |
t = mknode(3,fname,name,u); MKLIST(l,t); |
| |
/* line number at the toplevel */ |
| |
MKSTR(fname,"toplevel"); MKUSINT(u,at_root); |
| |
t = mknode(2,fname,u); MKLIST(l2,t); |
| |
t = mknode(2,l2,l); |
| |
} else { |
| |
MKSTR(fname,"toplevel"); MKUSINT(u,asir_infile->ln); |
| |
t = mknode(2,fname,u); MKLIST(l,t); |
| |
t = mknode(1,l); |
| |
} |
| |
MKLIST(l,t); |
| |
MKSTR(kwd,"asir_where"); t = mknode(2,kwd,l); |
| |
MKLIST(LastStackTrace,t); |
| |
set_lasterror(s); |
| |
LONGJMP(main_env,1); |
| |
} |
| |
} else |
| |
fprintf(stderr,"exprparse : %s\n",s); |
| } |
} |
| |
|
| int echoback; |
int echoback; |
| |
|
| extern int read_exec_file, do_fep, do_file; |
extern int do_fep, do_file; |
| |
|
| int readline_getc(); |
|
| void readline_ungetc(); |
|
| int Egetc(); |
|
| void Eungetc(); |
|
| |
|
| unsigned char encrypt_char(unsigned char); |
unsigned char encrypt_char(unsigned char); |
| unsigned char decrypt_char(unsigned char); |
unsigned char decrypt_char(unsigned char); |
| |
|
| int Egetc(fp) |
int Egetc(FILE *fp) |
| FILE *fp; |
|
| { |
{ |
| int c; |
int c; |
| |
|
| if ( fp ) { |
if ( fp ) { |
| c = getc(fp); |
#if FEP |
| if ( c == EOF ) |
if ( do_fep && isatty(fileno(fp)) ) |
| return c; |
c = readline_getc(); |
| if ( asir_infile->encoded ) |
else |
| c = decrypt_char((unsigned char)c); |
#endif |
| return c; |
c = getc(fp); |
| } else if ( read_exec_file ) |
#if defined(VISUAL) || defined(__MINGW32__) |
| return EOF; |
check_intr(); |
| else { |
#endif |
| c = *parse_strp++; |
if ( c == EOF ) |
| if ( !c ) |
return c; |
| return EOF; |
if ( asir_infile->encoded ) |
| else |
c = decrypt_char((unsigned char)c); |
| return c; |
return c; |
| } |
} else { |
| |
c = *parse_strp++; |
| |
if ( !c ) |
| |
return EOF; |
| |
else |
| |
return c; |
| |
} |
| } |
} |
| |
|
| void Eungetc(c,fp) |
void Eungetc(int c,FILE *fp) |
| int c; |
|
| FILE *fp; |
|
| { |
{ |
| if ( fp ) { |
if ( fp ) { |
| if ( asir_infile->encoded ) |
if ( asir_infile->encoded ) |
| c = (int)encrypt_char((unsigned char)c); |
c = (int)encrypt_char((unsigned char)c); |
| ungetc(c,fp); |
#if FEP |
| } else |
if ( do_fep && isatty(fileno(fp)) ) |
| *--parse_strp = c; |
readline_ungetc(); |
| |
else |
| |
#endif |
| |
ungetc(c,fp); |
| |
} else |
| |
*--parse_strp = c; |
| } |
} |
| |
|
| static int Getc() { |
static int Getc() { |
| int c; |
int c; |
| |
|
| if ( main_parser ) { |
if ( main_parser ) { |
| while ( 1 ) { |
while ( 1 ) { |
| if ((c = Egetc(asir_infile->fp)) == EOF) |
if ((c = Egetc(asir_infile->fp)) == EOF) |
| if ( NEXT(asir_infile) ) { |
if ( NEXT(asir_infile) ) { |
| closecurrentinput(); |
closecurrentinput(); |
| c = Getc(); |
/* if the input is the top level, generate error */ |
| break; |
if ( !NEXT(asir_infile) ) |
| } else if ( read_exec_file || do_file ) |
error("end-of-file detected during parsing"); |
| asir_terminate(2); |
else |
| else { |
c = Getc(); |
| if ( asir_infile->fp ) |
break; |
| clearerr(asir_infile->fp); |
} else if ( asir_infile->fp || do_file ) { |
| } |
if ( asir_infile->fp ) |
| else |
clearerr(asir_infile->fp); |
| break; |
asir_terminate(2); |
| } |
} else { |
| if ( echoback ) |
error("end-of-line detected during parsing"); |
| fputc(c,asir_out); |
} |
| } else |
else |
| c = *parse_strp++; |
break; |
| return ( c ); |
} |
| |
if ( echoback ) |
| |
fputc(c,asir_out); |
| |
} else |
| |
c = *parse_strp++; |
| |
return ( c ); |
| } |
} |
| |
|
| static void Ungetc(c) { |
static void Ungetc(int c) { |
| if ( main_parser ) { |
if ( main_parser ) { |
| Eungetc(c,asir_infile->fp); |
Eungetc(c,asir_infile->fp); |
| if ( echoback ) |
if ( echoback ) |
| fputc('',asir_out); |
fputc('',asir_out); |
| } else |
} else |
| *--parse_strp = c; |
*--parse_strp = c; |
| } |
} |
| |
|
| static void Gets(s) |
static void Gets(char *s) |
| char *s; |
|
| { |
{ |
| int c; |
int c; |
| |
|
| while ( (c = Getc()) != '\n' ) |
while ( (c = Getc()) != '\n' ) |
| *s++ = c; |
*s++ = c; |
| *s = 0; |
*s = 0; |
| } |
} |
| |
|
| |
#if FEP |
| |
|
| |
static char *readline_line; |
| |
static int readline_nc,readline_index; |
| |
char *readline_console(); |
| |
|
| |
int readline_getc() |
| |
{ |
| |
char buf[BUFSIZ]; |
| |
|
| |
if ( !readline_nc ) { |
| |
if ( readline_line ) |
| |
free(readline_line); |
| |
sprompt(buf); |
| |
readline_line = readline_console(buf); |
| |
readline_nc = strlen(readline_line); |
| |
readline_index = 0; |
| |
} |
| |
readline_nc--; |
| |
return readline_line[readline_index++]; |
| |
} |
| |
|
| |
void readline_ungetc() |
| |
{ |
| |
readline_nc++; readline_index--; |
| |
} |
| |
|
| |
char *readline_console(char *prompt) |
| |
{ |
| |
char *line; |
| |
int exp_result; |
| |
char *expansion; |
| |
|
| |
while ( 1 ) { |
| |
line = (char *)readline(prompt); |
| |
if ( line && *line ) { |
| |
using_history(); |
| |
exp_result = history_expand(line,&expansion); |
| |
if ( !exp_result ) { |
| |
free(expansion); |
| |
for ( ; isspace((unsigned char)*line); line++ ); |
| |
add_history(line); |
| |
break; |
| |
} else if ( exp_result > 0 ) { |
| |
free(line); |
| |
line = expansion; |
| |
break; |
| |
} |
| |
} |
| |
} |
| |
return line; |
| |
} |
| |
#endif |