* doc/yacc.1.in: New.

[bison.git] / data / push.c

diff --git a/data/push.c b/data/push.c
index d96712b785c56ccd7ea10176c77144bca7e97cca..b0cbeb322f42e5538bbc5c623d56be122cc6ef91 100644 (file)
--- a/data/push.c
+++ b/data/push.c
@@ -18,12 +18,13 @@
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 

-# Check the value of %define push_pull.
-b4_percent_define_default([[push_pull]], [[pull]])
-b4_percent_define_check_values([[[[push_pull]], [[pull]], [[push]], [[both]]]])
+# Check the value of %define api.push_pull.
+b4_percent_define_default([[api.push_pull]], [[pull]])
+b4_percent_define_check_values([[[[api.push_pull]],
+                               [[pull]], [[push]], [[both]]]])

 b4_define_flag_if([pull]) m4_define([b4_pull_flag], [[1]])
 b4_define_flag_if([push]) m4_define([b4_push_flag], [[1]])
 b4_define_flag_if([pull]) m4_define([b4_pull_flag], [[1]])
 b4_define_flag_if([push]) m4_define([b4_push_flag], [[1]])

-m4_case(b4_percent_define_get([[push_pull]]),
+m4_case(b4_percent_define_get([[api.push_pull]]),

         [pull], [m4_define([b4_push_flag], [[0]])],
         [push], [m4_define([b4_pull_flag], [[0]])])
 
         [pull], [m4_define([b4_push_flag], [[0]])],
         [push], [m4_define([b4_pull_flag], [[0]])])
 


@@ -50,6 +51,10 @@ m4_define_default([b4_stack_depth_init],  [200])
 ## Pure/impure interfaces.  ##
 ## ------------------------ ##
 
 ## Pure/impure interfaces.  ##
 ## ------------------------ ##
 

+b4_percent_define_default([[api.pure]], [[false]])
+b4_define_flag_if([pure])
+m4_define([b4_pure_flag],
+          [b4_percent_define_flag_if([[api.pure]], [[1]], [[0]])])

 
 # b4_yacc_pure_if(IF-TRUE, IF-FALSE)
 # ----------------------------------
 
 # b4_yacc_pure_if(IF-TRUE, IF-FALSE)
 # ----------------------------------


@@ -162,14 +167,9 @@ b4_copyright([Skeleton implementation for Bison's Yacc-like parsers in C],dnl '
    define necessary library symbols; they are noted "INFRINGES ON
    USER NAME SPACE" below.  */
 
    define necessary library symbols; they are noted "INFRINGES ON
    USER NAME SPACE" below.  */
 

-]b4_identification[
-/* Push parsers.  */
-#define YYPUSH ]b4_push_flag[
+]b4_identification

 
 

-/* Pull parsers.  */
-#define YYPULL ]b4_pull_flag[
-
-]b4_percent_code_get([[top]])[]dnl
+b4_percent_code_get([[top]])[]dnl

 m4_if(b4_prefix, [yy], [],
 [[/* Substitute the variable and function names.  */
 ]b4_pull_if([[#define yyparse         ]b4_prefix[parse
 m4_if(b4_prefix, [yy], [],
 [[/* Substitute the variable and function names.  */
 ]b4_pull_if([[#define yyparse         ]b4_prefix[parse