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Initial label support. Also switch to glr-parser mode and get rid of

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hacks that were necessary without it.
This commit is contained in:
David Gibson 2005-06-16 14:36:37 +10:00
parent fc14dad769
commit 4102d840d9
10 changed files with 107 additions and 55 deletions
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29
dtc-lexer.l
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@ -32,9 +32,9 @@ WS [ \t\n]
%{
#include "dtc.h"
#include "y.tab.h"
#include "dtc-parser.tab.h"
#undef LEXDEBUG 1
/*#define LEXDEBUG 1 */
%}
@ -83,14 +83,6 @@ WS [ \t\n]
return ']';
}
{PROPCHAR}+(@{UNITCHAR}+)?/{WS}*\{ {
#ifdef LEXDEBUG
fprintf(stderr, "NodeName: %s\n", yytext);
#endif
yylval.str = strdup(yytext);
return DT_NODENAME;
}
{PROPCHAR}+ {
#ifdef LEXDEBUG
fprintf(stderr, "PropName: %s\n", yytext);
@ -99,6 +91,23 @@ WS [ \t\n]
return DT_PROPNAME;
}
{PROPCHAR}+(@{UNITCHAR}+)? {
#ifdef LEXDEBUG
fprintf(stderr, "NodeName: %s\n", yytext);
#endif
yylval.str = strdup(yytext);
return DT_NODENAME;
}
[a-zA-Z_][a-zA-Z0-9_]*: {
#ifdef LEXDEBUG
fprintf(stderr, "Label: %s\n", yytext);
#endif
yylval.str = strdup(yytext);
yylval.str[yyleng-1] = '\0';
return DT_LABEL;
}
<*>{WS}+ /* eat whitespace */