.config does not exists

[izlyforever]

$ make menuconfig

ics2021/nemu/scripts/config.mk:5: Warning: .config does not exists! ics2021/nemu/scripts/config.mk:6: To build the project, first run 'make menuconfig'.

• YACC build/parser.tab.h make[1]: bison: No such file or directory make[1]: [Makefile:27: build/parser.tab.h] Error 127 make: [ics2021/nemu/scripts/config.mk:24: ics2021/nemu/tools/kconfig/build/mconf] Error 2

========================= Dir: ~/ics2021/nemu Distro: Ubuntu 22.04 LTS Kernel: Linux 5.15.0-27-generic GCC: 11.2.0 LLVM: 14.0.0

[izlyforever]

已解决 $ sudo apt install bison $ sudo apt install flex 即可，一开始以为是缺少 .config 问题～

[bensstark]

Just about to STFW and prepare to waste so much time on it ,oh,thank you sir!

[cuzperf]

@bensstark You may consider it as another way of training

[Ferry-200]

同样被 .config does not exists! 的警告骗了。其实只要肯 stfw "bison: No such file or directory" 就可以找到解决方案。