没有啊,就是自己建立一个data.h里面放一些定义好的数据
然后在其他c文件中用,一用就出现这样的问题
undefined first referenced
symbol in file
--------- ----------------
_Sys C:/Users/cold_mirace/Desktop/SCI com tst/led+sci.examaple/BUTTON/NixieTube/Debug/main.obj
error: unresolved symbols remain
error: errors encountered during linking; "C:/Users/cold_mirace/Desktop/SCI com
tst/led+sci.examaple/BUTTON/NixieTube/Debug/foc.out" not built
>> Compilation failure
gmake: *** [C:/Users/cold_mirace/Desktop/SCI com tst/led+sci.examaple/BUTTON/NixieTube/Debug/foc.out] Error 1
gmake: Target `all' not remade because of errors.