lex.py通过向外部提供token()方法作为接口,方法每次会从输入中返回下一个有效的标记。yacc.py将会不断的调用这个方法来获取标记并匹配语法规则。yacc.py的的功能通常是生成抽象语法树(AST),不过,这完全取决于用户,如果需要,yacc.py可以直接用来完成简单的翻译。 lex.py是用来将输入字符串标记化。例如,假设你正在设...
YACC scripts/kconfig/parser.tab.[ch] /bin/sh: 1: bison: not found make[4]: *** [scripts/Makefile.host:17: scripts/kconfig/parser.tab.h] Error 127 make[3]: *** [Makefile:588: syncconfig] Error 2 make[2]: *** [Makefile:699: include/config/auto.conf.cmd] Error 2 make[2]...
installg++安装c++编译器 : $sudoapt-getinstallg++ 重新执行配置命令,成功! 4.编译安装: $sudomake 编译出错 : yacc: 未找到命令 , 需要安装yacc yacc和lex在ubuntu使用flex和bison代替,此处安装bison就是安装yacc执行命令 : $sudoapt-getinstallbison安装 ...
you can use Solaris's yacc instead of bison. You might need also gtar and ginstall. 2. Howto Build opensips From Source Distribution --- (NOTE: if make doesn't work try gmake instead) - compile with default options (TLS support is enabled by "TLS=1"; SCTP support is enabled by ...
Setting up erlang-typer (1:18.3-dfsg-1ubuntu3.1) ... Setting up erlang (1:18.3-dfsg-1ubuntu3.1) ... Processing triggers for libc-bin (2.23-0ubuntu9) ... If you want to check the version of your recently installed Erlang application, you need to run the following command. ...
It should have been generated in the y.tab.c file (or equivalent) by yacc. Do you have yacc or byacc installed? Do you have lex or flex installed? If those tools are not installed you might see the failure you described. If that is the case, install the packages, remove the src/...
o You might get some errors here if yacc or lex are not installed. (in a Mandrake distribution, the right rpms are byacc-1.9-7mdk.i586.rpm and flex-2.5.4a-13mdk.i586.rpm) You should now have a compiled version of wxGTK. We want to install it and link it into the system. •Bec...
Running setup.py install for pycparser warning: no previously-included files matching 'yacctab.*' found under directory 'tests' warning: no previously-included files matching 'lextab.*' found under directory 'tests' warning: no previously-included files matching 'yacctab.*' found under directory ...