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%{
#include <math.h>
#include "ssystem.h"
int reserverd_word(char *s);
extern int yylineno;
#define YY_NO_UNPUT
%}
%option noyywrap
DIGIT [0-9]
TEXT [a-z_\-:/0-9.]*
%%
data_directory return DATA_DIR;
border return BORDER;
atmospheres return ATMOSPHERES;
openbitmap return OPENBITMAP;
filter return FILTER;
shading return SHADING;
date return DATE;
pause return PAUSE;
realtime return REALTIME;
demo return DEMO;
planets_labels return PLANETS_LABELS;
stars_labels return STARS_LABELS;
info return INFO;
star_brightness_factor return STAR_BRIGHT;
star_size return STAR_SIZE;
camera_speed return CAM_SPEED;
camera_mode return CAM_MODE;
target return TARGET;
source return SOURCE;
slices return SLICES;
stacks return STACKS;
jpeg_quality return JPEG_QUALITY;
sun return SUN;
planet return PLANET;
satellite return SATELLITE;
asteroid return ASTEROID;
atmosphere return ATMOSPHERE;
ring return RING;
{DIGIT}+ { cfglval.ival=atoi(yytext); return INTEGER; }
{DIGIT}+"."{DIGIT}* { cfglval.dval=atof(yytext); return DOUBLE; }
{TEXT} { strcpy(cfglval.name,yytext); return NAME; }
"\#"(.)*"\n" yylineno++;
"/*" {
register int c;
for ( ; ; )
{
while ( (c = input()) != '*' &&
c != EOF )
; /* eat up text of comment */
if ( c == '*' )
{
while ( (c = input()) == '*' )
;
if ( c == '/' )
break; /* found the end */
}
if ( c == EOF )
{
error( "EOF in comment" );
break;
}
}
}
[ \t]+
\n { yylineno++;}
"{" return('{');
"}" return('}');
"=" return('=');
";" return(';');
.
%%
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