mirror of https://github.com/lianthony/NT4.0
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
44 lines
931 B
44 lines
931 B
#include "y2.h"
|
|
|
|
void cpyunion(void)
|
|
{
|
|
/* copy the union declaration to the output, and the define file if present */
|
|
|
|
int level, c;
|
|
|
|
writeline(ftable);
|
|
|
|
fprintf( ftable, "\n#define UNION 1\n");
|
|
fprintf( ftable, "typedef union " );
|
|
if( fdefine ) fprintf( fdefine, "\ntypedef union " );
|
|
|
|
level = 0;
|
|
for(;;)
|
|
{
|
|
if( (c=unix_getc(finput)) < 0 ) error( "EOF encountered while processing %%union" );
|
|
putc( c, ftable );
|
|
if( fdefine ) putc( c, fdefine );
|
|
|
|
switch( c )
|
|
{
|
|
|
|
case '\n':
|
|
++lineno;
|
|
break;
|
|
|
|
case '{':
|
|
++level;
|
|
break;
|
|
|
|
case '}':
|
|
--level;
|
|
if( level == 0 )
|
|
{
|
|
/* we are finished copying */
|
|
fprintf( ftable, " YYSTYPE;\n" );
|
|
if( fdefine ) fprintf( fdefine, " YYSTYPE;\nextern YYSTYPE yylval;\n" );
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
}
|