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author | Tuowen Zhao <ztuowen@gmail.com> | 2016-09-19 21:14:58 +0000 |
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committer | Tuowen Zhao <ztuowen@gmail.com> | 2016-09-19 21:14:58 +0000 |
commit | 210f77d2c32f14d2e99577fd3c9842bb19d47e50 (patch) | |
tree | 5edb327c919b8309e301c3440fb6668a0075c8ef /src/parse_expr.ll | |
parent | a66ce5cd670c4d3c0dc449720f5bc45dd4c281b8 (diff) | |
download | chill-210f77d2c32f14d2e99577fd3c9842bb19d47e50.tar.gz chill-210f77d2c32f14d2e99577fd3c9842bb19d47e50.tar.bz2 chill-210f77d2c32f14d2e99577fd3c9842bb19d47e50.zip |
Moved most modules into lib
Diffstat (limited to 'src/parse_expr.ll')
-rw-r--r-- | src/parse_expr.ll | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/parse_expr.ll b/src/parse_expr.ll new file mode 100644 index 0000000..a9b389f --- /dev/null +++ b/src/parse_expr.ll @@ -0,0 +1,24 @@ +%{ +// some C++ code +#include "chill_run_util.hh" +#include "parse_expr.tab.hh" +%} + +%option noyywrap + +%% +[ \t]+ /*ignore*/ +\n /*ignore*/ +L[0-9]+ { yylval.val = atoi(&yytext[1]); return LEVEL; } +[0-9]+ { yylval.val = atoi(yytext); return NUMBER; } +\<\= return LE; +\>\= return GE; +\=(\=)? return EQ; +[a-zA-Z_][a-zA-Z_0-9]* { + yylval.str_val = new char[yyleng+1]; + strcpy(yylval.str_val, yytext); + return VARIABLE; + } +. return (int)yytext[0]; +%% + |