Generate the parser and the lexer

2013-11-22 16:22:31 +01:00 · 2013-11-22 16:22:31 +01:00 · 1474ecfe42
parent bc96c4518e
commit 1474ecfe42
1 changed files with 5 additions and 1 deletions
--- a/src/libexpr/Makefile.new
+++ b/src/libexpr/Makefile.new
@ -7,4 +7,8 @@ libexpr_SOURCES = \
  get-drvs.cc attr-path.cc value-to-xml.cc value-to-json.cc \
  common-opts.cc names.cc

-# FIXME: add rules for parser-tab.cc / lexer-tab.cc.
+$(here)parser-tab.cc $(here)parser-tab.hh: $(here)parser.y
+	bison -v -o $(here)parser-tab.cc $< -d
+
+$(here)lexer-tab.cc $(here)lexer-tab.hh: $(here)lexer.l
+	flex --outfile $(here)lexer-tab.cc --header-file=$(here)lexer-tab.hh $<