Remove need to define YY syms in build scripts.

src/engine/build.sh

@@ -429,14 +429,8 @@ case $B2_OS in
     ;;
 esac
 
-B2_CXXFLAGS="\
- -DNDEBUG \
- -DYYSTACKSIZE=5000 \
- -DYYINITDEPTH=5000 \
- -o b2"
-if check_debug_build "$@" ; then B2_CXXFLAGS="${B2_CXXFLAGS_DEBUG} ${B2_CXXFLAGS}"
-else B2_CXXFLAGS="${B2_CXXFLAGS_RELEASE} ${B2_CXXFLAGS}"
+if check_debug_build "$@" ; then B2_CXXFLAGS="${B2_CXXFLAGS_DEBUG}"
+else B2_CXXFLAGS="${B2_CXXFLAGS_RELEASE} -DNDEBUG"
 fi
-B2_CXXFLAGS="${CXXFLAGS} ${B2_CXXFLAGS}"
-echo_run ${B2_CXX} ${B2_CXXFLAGS} ${B2_SOURCES}
+echo_run ${B2_CXX} ${CXXFLAGS} ${B2_CXXFLAGS} ${B2_SOURCES} -o b2
 echo_run cp b2 bjam

src/engine/config_toolset.bat

@@ -20,8 +20,6 @@ if "_%BOOST_JAM_TOOLSET%_" == "_intel-win32_" call :Config_INTEL_WIN32
 if "_%BOOST_JAM_TOOLSET%_" == "_mingw_" call :Config_MINGW
 set "BOOST_JAM_OPT_JAM=%BOOST_JAM_OPT_JAM% -DNT"
 set "BOOST_JAM_OPT_JAM=%BOOST_JAM_OPT_JAM% -DNDEBUG"
-set "BOOST_JAM_OPT_JAM=%BOOST_JAM_OPT_JAM% -DYYSTACKSIZE=5000"
-set "BOOST_JAM_OPT_JAM=%BOOST_JAM_OPT_JAM% -DYYINITDEPTH=5000"
 exit /b %errorlevel%
 
 :Call_If_Exists

src/engine/jamgram.c

@@ -73,6 +73,7 @@
 #include "object.h"
 #include "rules.h"
 
+# define YYINITDEPTH 5000 /* for C++ parsing */
 # define YYMAXDEPTH 10000	/* for OSF and other less endowed yaccs */
 
 # define F0 -1

src/engine/jamgram.y

@@ -105,6 +105,7 @@
 #include "object.h"
 #include "rules.h"
 
+# define YYINITDEPTH 5000 /* for C++ parsing */
 # define YYMAXDEPTH 10000	/* for OSF and other less endowed yaccs */
 
 # define F0 -1

src/engine/jamgram.yy

@@ -59,6 +59,7 @@
 #include "object.h"
 #include "rules.h"
 
+# define YYINITDEPTH 5000 /* for C++ parsing */
 # define YYMAXDEPTH 10000	/* for OSF and other less endowed yaccs */
 
 # define F0 -1