version 1.19, 2001/12/21 08:23:15 |
version 1.25, 2003/05/30 00:47:24 |
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* 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 1.18 2001/10/09 01:36:24 noro Exp $ |
* $OpenXM: OpenXM_contrib2/asir2000/parse/lex.c,v 1.24 2003/05/14 06:20:12 noro Exp $ |
*/ |
*/ |
#include <ctype.h> |
#include <ctype.h> |
#include "ca.h" |
#include "ca.h" |
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N n,n1; |
N n,n1; |
Q q; |
Q q; |
Obj r; |
Obj r; |
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int floatingpoint = 0; |
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double dbl; |
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Real real; |
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double atof(); |
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extern int bigfloat; |
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/* initialize buffer pointers */ |
/* initialize buffer pointers */ |
nbuf = nbuf0; tbuf = tbuf0; |
nbuf = nbuf0; tbuf = tbuf0; |
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while ( ( c = Getc() ) == '0' ); |
while ( ( c = Getc() ) == '0' ); |
if ( c == '.' ) { |
if ( c == '.' ) { |
Ungetc(c); c = '0'; |
Ungetc(c); c = '0'; |
} else if ( c == 'x' ) { |
} else if ( c == 'x' || c == 'X' ) { |
for ( i = 0; i < 8; i++ ) |
for ( i = 0; i < 8; i++ ) |
nbuf[i] = '0'; |
nbuf[i] = '0'; |
READ_ALNUM_NBUF |
READ_ALNUM_NBUF |
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NTOQ(n1,1,q); r = (Obj)q; |
NTOQ(n1,1,q); r = (Obj)q; |
yylvalp->p = (pointer)r; |
yylvalp->p = (pointer)r; |
return ( FORMULA ); |
return ( FORMULA ); |
} else if ( c == 'b' ) { |
} else if ( c == 'b' || c == 'B' ) { |
for ( i = 0; i < 32; i++ ) |
for ( i = 0; i < 32; i++ ) |
nbuf[i] = '0'; |
nbuf[i] = '0'; |
READ_ALNUM_NBUF |
READ_ALNUM_NBUF |
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REALLOC_NBUF nbuf[i++] = c; |
REALLOC_NBUF nbuf[i++] = c; |
READ_DIGIT_NBUF |
READ_DIGIT_NBUF |
if ( c == '.' ) { |
if ( c == '.' ) { |
double dbl; |
floatingpoint = 1; |
Real real; |
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double atof(); |
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extern int bigfloat; |
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REALLOC_NBUF nbuf[i++] = c; |
REALLOC_NBUF nbuf[i++] = c; |
READ_DIGIT_NBUF |
READ_DIGIT_NBUF |
if ( c == 'e' ) { |
if ( c == 'e' || c == 'E' ) { |
REALLOC_NBUF nbuf[i++] = c; |
REALLOC_NBUF nbuf[i++] = c; |
c = Getc(); |
c = Getc(); |
if ( (c == '+') || (c == '-') ) { |
if ( (c == '+') || (c == '-') ) { |
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Ungetc(c); |
Ungetc(c); |
READ_DIGIT_NBUF |
READ_DIGIT_NBUF |
} |
} |
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} else if ( c == 'e' || c == 'E' ) { |
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floatingpoint = 1; |
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REALLOC_NBUF nbuf[i++] = c; |
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c = Getc(); |
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if ( (c == '+') || (c == '-') ) { |
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REALLOC_NBUF nbuf[i++] = c; |
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} else |
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Ungetc(c); |
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READ_DIGIT_NBUF |
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} |
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if ( floatingpoint ) { |
Ungetc(c); REALLOC_NBUF nbuf[i] = 0; |
Ungetc(c); REALLOC_NBUF nbuf[i] = 0; |
#if PARI |
#if defined(PARI) |
if ( !bigfloat ) { |
if ( !bigfloat ) { |
dbl = (double)atof(nbuf+DLENGTH); |
dbl = (double)atof(nbuf+DLENGTH); |
MKReal(dbl,real); r = (Obj)real; |
MKReal(dbl,real); r = (Obj)real; |
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} |
} |
yylvalp->p = (pointer)r; |
yylvalp->p = (pointer)r; |
return ( FORMULA ); |
return ( FORMULA ); |
} else if ( isalpha(c) ) { |
} else if ( isalpha(c) || c == ':' ) { |
i = 0; |
if ( c == ':' ) { |
tbuf[i++] = c; |
c1 = Getc(); |
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if ( c1 != ':' ) { |
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Ungetc(c1); |
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return c; |
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} |
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c1 = Getc(); |
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if ( !isalpha(c1) ) { |
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Ungetc(c1); |
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return COLONCOLON; |
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} |
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i = 0; |
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tbuf[i++] = ':'; |
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tbuf[i++] = ':'; |
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tbuf[i++] = c1; |
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} else { |
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i = 0; |
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tbuf[i++] = c; |
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} |
while ( 1 ) { |
while ( 1 ) { |
c = Getc(); |
c = Getc(); |
if ( isalpha(c)||isdigit(c)||(c=='_') ) { |
if ( isalpha(c)||isdigit(c)||(c=='_')||(c=='.') ) { |
REALLOC_TBUF tbuf[i++] = c; |
REALLOC_TBUF tbuf[i++] = c; |
} else |
} else |
break; |
break; |